java/libphonenumber/test/com/google/i18n/phonenumbers/PhoneNumberUtilTest.java

   1 /*
   2  * Copyright (C) 2009 The Libphonenumber Authors
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package com.google.i18n.phonenumbers;
  18
  19 import com.google.i18n.phonenumbers.PhoneNumberUtil.PhoneNumberFormat;
  20 import com.google.i18n.phonenumbers.Phonemetadata.NumberFormat;
  21 import com.google.i18n.phonenumbers.Phonemetadata.PhoneMetadata;
  22 import com.google.i18n.phonenumbers.Phonemetadata.PhoneNumberDesc;
  23 import com.google.i18n.phonenumbers.Phonenumber.PhoneNumber;
  24 import com.google.i18n.phonenumbers.Phonenumber.PhoneNumber.CountryCodeSource;
  25
  26 import java.util.ArrayList;
  27 import java.util.List;
  28
  29 /**
  30  * Unit tests for PhoneNumberUtil.java
  31  *
  32  * Note that these tests use the test metadata, not the normal metadata file, so should not be used
  33  * for regression test purposes - these tests are illustrative only and test functionality.
  34  *
  35  * @author Shaopeng Jia
  36  */
  37 public class PhoneNumberUtilTest extends TestMetadataTestCase {
  38   // Set up some test numbers to re-use.
  39   // TODO: Rewrite this as static functions that return new numbers each time to avoid
  40   // any risk of accidental changes to mutable static state affecting many tests.
  41   private static final PhoneNumber ALPHA_NUMERIC_NUMBER =
  42       new PhoneNumber().setCountryCode(1).setNationalNumber(80074935247L);
  43   private static final PhoneNumber AE_UAN =
  44       new PhoneNumber().setCountryCode(971).setNationalNumber(600123456L);
  45   private static final PhoneNumber AR_MOBILE =
  46       new PhoneNumber().setCountryCode(54).setNationalNumber(91187654321L);
  47   private static final PhoneNumber AR_NUMBER =
  48       new PhoneNumber().setCountryCode(54).setNationalNumber(1187654321);
  49   private static final PhoneNumber AU_NUMBER =
  50       new PhoneNumber().setCountryCode(61).setNationalNumber(236618300L);
  51   private static final PhoneNumber BS_MOBILE =
  52       new PhoneNumber().setCountryCode(1).setNationalNumber(2423570000L);
  53   private static final PhoneNumber BS_NUMBER =
  54       new PhoneNumber().setCountryCode(1).setNationalNumber(2423651234L);
  55   // Note that this is the same as the example number for DE in the metadata.
  56   private static final PhoneNumber DE_NUMBER =
  57       new PhoneNumber().setCountryCode(49).setNationalNumber(30123456L);
  58   private static final PhoneNumber DE_SHORT_NUMBER =
  59       new PhoneNumber().setCountryCode(49).setNationalNumber(1234L);
  60   private static final PhoneNumber GB_MOBILE =
  61       new PhoneNumber().setCountryCode(44).setNationalNumber(7912345678L);
  62   private static final PhoneNumber GB_NUMBER =
  63       new PhoneNumber().setCountryCode(44).setNationalNumber(2070313000L);
  64   private static final PhoneNumber IT_MOBILE =
  65       new PhoneNumber().setCountryCode(39).setNationalNumber(345678901L);
  66   private static final PhoneNumber IT_NUMBER =
  67       new PhoneNumber().setCountryCode(39).setNationalNumber(236618300L).
  68       setItalianLeadingZero(true);
  69   private static final PhoneNumber JP_STAR_NUMBER =
  70       new PhoneNumber().setCountryCode(81).setNationalNumber(2345);
  71   // Numbers to test the formatting rules from Mexico.
  72   private static final PhoneNumber MX_MOBILE1 =
  73       new PhoneNumber().setCountryCode(52).setNationalNumber(12345678900L);
  74   private static final PhoneNumber MX_MOBILE2 =
  75       new PhoneNumber().setCountryCode(52).setNationalNumber(15512345678L);
  76   private static final PhoneNumber MX_NUMBER1 =
  77       new PhoneNumber().setCountryCode(52).setNationalNumber(3312345678L);
  78   private static final PhoneNumber MX_NUMBER2 =
  79       new PhoneNumber().setCountryCode(52).setNationalNumber(8211234567L);
  80   private static final PhoneNumber NZ_NUMBER =
  81       new PhoneNumber().setCountryCode(64).setNationalNumber(33316005L);
  82   private static final PhoneNumber SG_NUMBER =
  83       new PhoneNumber().setCountryCode(65).setNationalNumber(65218000L);
  84   // A too-long and hence invalid US number.
  85   private static final PhoneNumber US_LONG_NUMBER =
  86       new PhoneNumber().setCountryCode(1).setNationalNumber(65025300001L);
  87   private static final PhoneNumber US_NUMBER =
  88       new PhoneNumber().setCountryCode(1).setNationalNumber(6502530000L);
  89   private static final PhoneNumber US_PREMIUM =
  90       new PhoneNumber().setCountryCode(1).setNationalNumber(9002530000L);
  91   // Too short, but still possible US numbers.
  92   private static final PhoneNumber US_LOCAL_NUMBER =
  93       new PhoneNumber().setCountryCode(1).setNationalNumber(2530000L);
  94   private static final PhoneNumber US_SHORT_BY_ONE_NUMBER =
  95       new PhoneNumber().setCountryCode(1).setNationalNumber(650253000L);
  96   private static final PhoneNumber US_TOLLFREE =
  97       new PhoneNumber().setCountryCode(1).setNationalNumber(8002530000L);
  98   private static final PhoneNumber US_SPOOF =
  99       new PhoneNumber().setCountryCode(1).setNationalNumber(0L);
 100   private static final PhoneNumber US_SPOOF_WITH_RAW_INPUT =
 101       new PhoneNumber().setCountryCode(1).setNationalNumber(0L)
 102           .setRawInput("000-000-0000");
 103   private static final PhoneNumber INTERNATIONAL_TOLL_FREE =
 104       new PhoneNumber().setCountryCode(800).setNationalNumber(12345678L);
 105   // We set this to be the same length as numbers for the other non-geographical country prefix that
 106   // we have in our test metadata. However, this is not considered valid because they differ in
 107   // their country calling code.
 108   private static final PhoneNumber INTERNATIONAL_TOLL_FREE_TOO_LONG =
 109       new PhoneNumber().setCountryCode(800).setNationalNumber(123456789L);
 110   private static final PhoneNumber UNIVERSAL_PREMIUM_RATE =
 111       new PhoneNumber().setCountryCode(979).setNationalNumber(123456789L);
 112   private static final PhoneNumber UNKNOWN_COUNTRY_CODE_NO_RAW_INPUT =
 113       new PhoneNumber().setCountryCode(2).setNationalNumber(12345L);
 114
 115   public void testGetSupportedRegions() {
 116     assertTrue(phoneUtil.getSupportedRegions().size() > 0);
 117   }
 118
 119   public void testGetInstanceLoadBadMetadata() {
 120     assertNull(phoneUtil.getMetadataForRegion("No Such Region"));
 121     assertNull(phoneUtil.getMetadataForNonGeographicalRegion(-1));
 122   }
 123
 124   public void testMissingMetadataFileThrowsRuntimeException() {
 125     // In normal usage we should never get a state where we are asking to load metadata that doesn't
 126     // exist. However if the library is packaged incorrectly in the jar, this could happen and the
 127     // best we can do is make sure the exception has the file name in it.
 128     try {
 129       phoneUtil.loadMetadataFromFile(
 130           "no/such/file", "XX", -1, PhoneNumberUtil.DEFAULT_METADATA_LOADER);
 131       fail("expected exception");
 132     } catch (RuntimeException e) {
 133       assertTrue("Unexpected error: " + e, e.toString().contains("no/such/file_XX"));
 134     }
 135     try {
 136       phoneUtil.loadMetadataFromFile("no/such/file", PhoneNumberUtil.REGION_CODE_FOR_NON_GEO_ENTITY,
 137           123, PhoneNumberUtil.DEFAULT_METADATA_LOADER);
 138       fail("expected exception");
 139     } catch (RuntimeException e) {
 140       assertTrue("Unexpected error: " + e, e.getMessage().contains("no/such/file_123"));
 141     }
 142   }
 143
 144   public void testGetInstanceLoadUSMetadata() {
 145     PhoneMetadata metadata = phoneUtil.getMetadataForRegion(RegionCode.US);
 146     assertEquals("US", metadata.getId());
 147     assertEquals(1, metadata.getCountryCode());
 148     assertEquals("011", metadata.getInternationalPrefix());
 149     assertTrue(metadata.hasNationalPrefix());
 150     assertEquals(2, metadata.numberFormatSize());
 151     assertEquals("(\\d{3})(\\d{3})(\\d{4})",
 152                  metadata.getNumberFormat(1).getPattern());
 153     assertEquals("$1 $2 $3", metadata.getNumberFormat(1).getFormat());
 154     assertEquals("[13-689]\\d{9}|2[0-35-9]\\d{8}",
 155                  metadata.getGeneralDesc().getNationalNumberPattern());
 156     assertEquals("\\d{7}(?:\\d{3})?", metadata.getGeneralDesc().getPossibleNumberPattern());
 157     assertTrue(metadata.getGeneralDesc().exactlySameAs(metadata.getFixedLine()));
 158     assertEquals("\\d{10}", metadata.getTollFree().getPossibleNumberPattern());
 159     assertEquals("900\\d{7}", metadata.getPremiumRate().getNationalNumberPattern());
 160     // No shared-cost data is available, so it should be initialised to "NA".
 161     assertEquals("NA", metadata.getSharedCost().getNationalNumberPattern());
 162     assertEquals("NA", metadata.getSharedCost().getPossibleNumberPattern());
 163   }
 164
 165   public void testGetInstanceLoadDEMetadata() {
 166     PhoneMetadata metadata = phoneUtil.getMetadataForRegion(RegionCode.DE);
 167     assertEquals("DE", metadata.getId());
 168     assertEquals(49, metadata.getCountryCode());
 169     assertEquals("00", metadata.getInternationalPrefix());
 170     assertEquals("0", metadata.getNationalPrefix());
 171     assertEquals(6, metadata.numberFormatSize());
 172     assertEquals(1, metadata.getNumberFormat(5).leadingDigitsPatternSize());
 173     assertEquals("900", metadata.getNumberFormat(5).getLeadingDigitsPattern(0));
 174     assertEquals("(\\d{3})(\\d{3,4})(\\d{4})",
 175                  metadata.getNumberFormat(5).getPattern());
 176     assertEquals("$1 $2 $3", metadata.getNumberFormat(5).getFormat());
 177     assertEquals("(?:[24-6]\\d{2}|3[03-9]\\d|[789](?:[1-9]\\d|0[2-9]))\\d{1,8}",
 178                  metadata.getFixedLine().getNationalNumberPattern());
 179     assertEquals("\\d{2,14}", metadata.getFixedLine().getPossibleNumberPattern());
 180     assertEquals("30123456", metadata.getFixedLine().getExampleNumber());
 181     assertEquals("\\d{10}", metadata.getTollFree().getPossibleNumberPattern());
 182     assertEquals("900([135]\\d{6}|9\\d{7})", metadata.getPremiumRate().getNationalNumberPattern());
 183   }
 184
 185   public void testGetInstanceLoadARMetadata() {
 186     PhoneMetadata metadata = phoneUtil.getMetadataForRegion(RegionCode.AR);
 187     assertEquals("AR", metadata.getId());
 188     assertEquals(54, metadata.getCountryCode());
 189     assertEquals("00", metadata.getInternationalPrefix());
 190     assertEquals("0", metadata.getNationalPrefix());
 191     assertEquals("0(?:(11|343|3715)15)?", metadata.getNationalPrefixForParsing());
 192     assertEquals("9$1", metadata.getNationalPrefixTransformRule());
 193     assertEquals("$2 15 $3-$4", metadata.getNumberFormat(2).getFormat());
 194     assertEquals("(9)(\\d{4})(\\d{2})(\\d{4})",
 195                  metadata.getNumberFormat(3).getPattern());
 196     assertEquals("(9)(\\d{4})(\\d{2})(\\d{4})",
 197                  metadata.getIntlNumberFormat(3).getPattern());
 198     assertEquals("$1 $2 $3 $4", metadata.getIntlNumberFormat(3).getFormat());
 199   }
 200
 201   public void testGetInstanceLoadInternationalTollFreeMetadata() {
 202     PhoneMetadata metadata = phoneUtil.getMetadataForNonGeographicalRegion(800);
 203     assertEquals("001", metadata.getId());
 204     assertEquals(800, metadata.getCountryCode());
 205     assertEquals("$1 $2", metadata.getNumberFormat(0).getFormat());
 206     assertEquals("(\\d{4})(\\d{4})", metadata.getNumberFormat(0).getPattern());
 207     assertEquals("12345678", metadata.getGeneralDesc().getExampleNumber());
 208     assertEquals("12345678", metadata.getTollFree().getExampleNumber());
 209   }
 210
 211   public void testIsNumberGeographical() {
 212     assertFalse(phoneUtil.isNumberGeographical(BS_MOBILE));  // Bahamas, mobile phone number.
 213     assertTrue(phoneUtil.isNumberGeographical(AU_NUMBER));  // Australian fixed line number.
 214     assertFalse(phoneUtil.isNumberGeographical(INTERNATIONAL_TOLL_FREE));  // International toll
 215                                                                            // free number.
 216   }
 217
 218   public void testIsLeadingZeroPossible() {
 219     assertTrue(phoneUtil.isLeadingZeroPossible(39));  // Italy
 220     assertFalse(phoneUtil.isLeadingZeroPossible(1));  // USA
 221     assertTrue(phoneUtil.isLeadingZeroPossible(800));  // International toll free
 222     assertFalse(phoneUtil.isLeadingZeroPossible(979));  // International premium-rate
 223     assertFalse(phoneUtil.isLeadingZeroPossible(888));  // Not in metadata file, just default to
 224                                                         // false.
 225   }
 226
 227   public void testGetLengthOfGeographicalAreaCode() {
 228     // Google MTV, which has area code "650".
 229     assertEquals(3, phoneUtil.getLengthOfGeographicalAreaCode(US_NUMBER));
 230
 231     // A North America toll-free number, which has no area code.
 232     assertEquals(0, phoneUtil.getLengthOfGeographicalAreaCode(US_TOLLFREE));
 233
 234     // Google London, which has area code "20".
 235     assertEquals(2, phoneUtil.getLengthOfGeographicalAreaCode(GB_NUMBER));
 236
 237     // A UK mobile phone, which has no area code.
 238     assertEquals(0, phoneUtil.getLengthOfGeographicalAreaCode(GB_MOBILE));
 239
 240     // Google Buenos Aires, which has area code "11".
 241     assertEquals(2, phoneUtil.getLengthOfGeographicalAreaCode(AR_NUMBER));
 242
 243     // Google Sydney, which has area code "2".
 244     assertEquals(1, phoneUtil.getLengthOfGeographicalAreaCode(AU_NUMBER));
 245
 246     // Italian numbers - there is no national prefix, but it still has an area code.
 247     assertEquals(2, phoneUtil.getLengthOfGeographicalAreaCode(IT_NUMBER));
 248
 249     // Google Singapore. Singapore has no area code and no national prefix.
 250     assertEquals(0, phoneUtil.getLengthOfGeographicalAreaCode(SG_NUMBER));
 251
 252     // An invalid US number (1 digit shorter), which has no area code.
 253     assertEquals(0, phoneUtil.getLengthOfGeographicalAreaCode(US_SHORT_BY_ONE_NUMBER));
 254
 255     // An international toll free number, which has no area code.
 256     assertEquals(0, phoneUtil.getLengthOfGeographicalAreaCode(INTERNATIONAL_TOLL_FREE));
 257   }
 258
 259   public void testGetLengthOfNationalDestinationCode() {
 260     // Google MTV, which has national destination code (NDC) "650".
 261     assertEquals(3, phoneUtil.getLengthOfNationalDestinationCode(US_NUMBER));
 262
 263     // A North America toll-free number, which has NDC "800".
 264     assertEquals(3, phoneUtil.getLengthOfNationalDestinationCode(US_TOLLFREE));
 265
 266     // Google London, which has NDC "20".
 267     assertEquals(2, phoneUtil.getLengthOfNationalDestinationCode(GB_NUMBER));
 268
 269     // A UK mobile phone, which has NDC "7912".
 270     assertEquals(4, phoneUtil.getLengthOfNationalDestinationCode(GB_MOBILE));
 271
 272     // Google Buenos Aires, which has NDC "11".
 273     assertEquals(2, phoneUtil.getLengthOfNationalDestinationCode(AR_NUMBER));
 274
 275     // An Argentinian mobile which has NDC "911".
 276     assertEquals(3, phoneUtil.getLengthOfNationalDestinationCode(AR_MOBILE));
 277
 278     // Google Sydney, which has NDC "2".
 279     assertEquals(1, phoneUtil.getLengthOfNationalDestinationCode(AU_NUMBER));
 280
 281     // Google Singapore, which has NDC "6521".
 282     assertEquals(4, phoneUtil.getLengthOfNationalDestinationCode(SG_NUMBER));
 283
 284     // An invalid US number (1 digit shorter), which has no NDC.
 285     assertEquals(0, phoneUtil.getLengthOfNationalDestinationCode(US_SHORT_BY_ONE_NUMBER));
 286
 287     // A number containing an invalid country calling code, which shouldn't have any NDC.
 288     PhoneNumber number = new PhoneNumber().setCountryCode(123).setNationalNumber(6502530000L);
 289     assertEquals(0, phoneUtil.getLengthOfNationalDestinationCode(number));
 290
 291     // An international toll free number, which has NDC "1234".
 292     assertEquals(4, phoneUtil.getLengthOfNationalDestinationCode(INTERNATIONAL_TOLL_FREE));
 293   }
 294
 295   public void testGetCountryMobileToken() {
 296     assertEquals("1", PhoneNumberUtil.getCountryMobileToken(phoneUtil.getCountryCodeForRegion(
 297         RegionCode.MX)));
 298
 299     // Country calling code for Sweden, which has no mobile token.
 300     assertEquals("", PhoneNumberUtil.getCountryMobileToken(phoneUtil.getCountryCodeForRegion(
 301         RegionCode.SE)));
 302   }
 303
 304   public void testGetNationalSignificantNumber() {
 305     assertEquals("6502530000", phoneUtil.getNationalSignificantNumber(US_NUMBER));
 306
 307     // An Italian mobile number.
 308     assertEquals("345678901", phoneUtil.getNationalSignificantNumber(IT_MOBILE));
 309
 310     // An Italian fixed line number.
 311     assertEquals("0236618300", phoneUtil.getNationalSignificantNumber(IT_NUMBER));
 312
 313     assertEquals("12345678", phoneUtil.getNationalSignificantNumber(INTERNATIONAL_TOLL_FREE));
 314   }
 315
 316   public void testGetExampleNumber() {
 317     assertEquals(DE_NUMBER, phoneUtil.getExampleNumber(RegionCode.DE));
 318
 319     assertEquals(DE_NUMBER,
 320                  phoneUtil.getExampleNumberForType(RegionCode.DE,
 321                                                    PhoneNumberUtil.PhoneNumberType.FIXED_LINE));
 322     assertEquals(null,
 323                  phoneUtil.getExampleNumberForType(RegionCode.DE,
 324                                                    PhoneNumberUtil.PhoneNumberType.MOBILE));
 325     // For the US, the example number is placed under general description, and hence should be used
 326     // for both fixed line and mobile, so neither of these should return null.
 327     assertNotNull(phoneUtil.getExampleNumberForType(RegionCode.US,
 328                                                     PhoneNumberUtil.PhoneNumberType.FIXED_LINE));
 329     assertNotNull(phoneUtil.getExampleNumberForType(RegionCode.US,
 330                                                     PhoneNumberUtil.PhoneNumberType.MOBILE));
 331     // CS is an invalid region, so we have no data for it.
 332     assertNull(phoneUtil.getExampleNumberForType(RegionCode.CS,
 333                                                  PhoneNumberUtil.PhoneNumberType.MOBILE));
 334     // RegionCode 001 is reserved for supporting non-geographical country calling code. We don't
 335     // support getting an example number for it with this method.
 336     assertEquals(null, phoneUtil.getExampleNumber(RegionCode.UN001));
 337   }
 338
 339   public void testGetExampleNumberForNonGeoEntity() {
 340     assertEquals(INTERNATIONAL_TOLL_FREE, phoneUtil.getExampleNumberForNonGeoEntity(800));
 341     assertEquals(UNIVERSAL_PREMIUM_RATE, phoneUtil.getExampleNumberForNonGeoEntity(979));
 342   }
 343
 344   public void testConvertAlphaCharactersInNumber() {
 345     String input = "1800-ABC-DEF";
 346     // Alpha chars are converted to digits; everything else is left untouched.
 347     String expectedOutput = "1800-222-333";
 348     assertEquals(expectedOutput, PhoneNumberUtil.convertAlphaCharactersInNumber(input));
 349   }
 350
 351   public void testNormaliseRemovePunctuation() {
 352     String inputNumber = "034-56&+#2\u00AD34";
 353     String expectedOutput = "03456234";
 354     assertEquals("Conversion did not correctly remove punctuation",
 355                  expectedOutput,
 356                  PhoneNumberUtil.normalize(inputNumber));
 357   }
 358
 359   public void testNormaliseReplaceAlphaCharacters() {
 360     String inputNumber = "034-I-am-HUNGRY";
 361     String expectedOutput = "034426486479";
 362     assertEquals("Conversion did not correctly replace alpha characters",
 363                  expectedOutput,
 364                  PhoneNumberUtil.normalize(inputNumber));
 365   }
 366
 367   public void testNormaliseOtherDigits() {
 368     String inputNumber = "\uFF125\u0665";
 369     String expectedOutput = "255";
 370     assertEquals("Conversion did not correctly replace non-latin digits",
 371                  expectedOutput,
 372                  PhoneNumberUtil.normalize(inputNumber));
 373     // Eastern-Arabic digits.
 374     inputNumber = "\u06F52\u06F0";
 375     expectedOutput = "520";
 376     assertEquals("Conversion did not correctly replace non-latin digits",
 377                  expectedOutput,
 378                  PhoneNumberUtil.normalize(inputNumber));
 379   }
 380
 381   public void testNormaliseStripAlphaCharacters() {
 382     String inputNumber = "034-56&+a#234";
 383     String expectedOutput = "03456234";
 384     assertEquals("Conversion did not correctly remove alpha character",
 385                  expectedOutput,
 386                  PhoneNumberUtil.normalizeDigitsOnly(inputNumber));
 387   }
 388
 389   public void testNormaliseStripNonDiallableCharacters() {
 390     String inputNumber = "03*4-56&+a#234";
 391     String expectedOutput = "03*456+234";
 392     assertEquals("Conversion did not correctly remove non-diallable characters",
 393                  expectedOutput,
 394                  PhoneNumberUtil.normalizeDiallableCharsOnly(inputNumber));
 395   }
 396
 397   public void testFormatUSNumber() {
 398     assertEquals("650 253 0000", phoneUtil.format(US_NUMBER, PhoneNumberFormat.NATIONAL));
 399     assertEquals("+1 650 253 0000", phoneUtil.format(US_NUMBER, PhoneNumberFormat.INTERNATIONAL));
 400
 401     assertEquals("800 253 0000", phoneUtil.format(US_TOLLFREE, PhoneNumberFormat.NATIONAL));
 402     assertEquals("+1 800 253 0000", phoneUtil.format(US_TOLLFREE, PhoneNumberFormat.INTERNATIONAL));
 403
 404     assertEquals("900 253 0000", phoneUtil.format(US_PREMIUM, PhoneNumberFormat.NATIONAL));
 405     assertEquals("+1 900 253 0000", phoneUtil.format(US_PREMIUM, PhoneNumberFormat.INTERNATIONAL));
 406     assertEquals("tel:+1-900-253-0000", phoneUtil.format(US_PREMIUM, PhoneNumberFormat.RFC3966));
 407     // Numbers with all zeros in the national number part will be formatted by using the raw_input
 408     // if that is available no matter which format is specified.
 409     assertEquals("000-000-0000",
 410                  phoneUtil.format(US_SPOOF_WITH_RAW_INPUT, PhoneNumberFormat.NATIONAL));
 411     assertEquals("0", phoneUtil.format(US_SPOOF, PhoneNumberFormat.NATIONAL));
 412   }
 413
 414   public void testFormatBSNumber() {
 415     assertEquals("242 365 1234", phoneUtil.format(BS_NUMBER, PhoneNumberFormat.NATIONAL));
 416     assertEquals("+1 242 365 1234", phoneUtil.format(BS_NUMBER, PhoneNumberFormat.INTERNATIONAL));
 417   }
 418
 419   public void testFormatGBNumber() {
 420     assertEquals("(020) 7031 3000", phoneUtil.format(GB_NUMBER, PhoneNumberFormat.NATIONAL));
 421     assertEquals("+44 20 7031 3000", phoneUtil.format(GB_NUMBER, PhoneNumberFormat.INTERNATIONAL));
 422
 423     assertEquals("(07912) 345 678", phoneUtil.format(GB_MOBILE, PhoneNumberFormat.NATIONAL));
 424     assertEquals("+44 7912 345 678", phoneUtil.format(GB_MOBILE, PhoneNumberFormat.INTERNATIONAL));
 425   }
 426
 427   public void testFormatDENumber() {
 428     PhoneNumber deNumber = new PhoneNumber();
 429     deNumber.setCountryCode(49).setNationalNumber(301234L);
 430     assertEquals("030/1234", phoneUtil.format(deNumber, PhoneNumberFormat.NATIONAL));
 431     assertEquals("+49 30/1234", phoneUtil.format(deNumber, PhoneNumberFormat.INTERNATIONAL));
 432     assertEquals("tel:+49-30-1234", phoneUtil.format(deNumber, PhoneNumberFormat.RFC3966));
 433
 434     deNumber.clear();
 435     deNumber.setCountryCode(49).setNationalNumber(291123L);
 436     assertEquals("0291 123", phoneUtil.format(deNumber, PhoneNumberFormat.NATIONAL));
 437     assertEquals("+49 291 123", phoneUtil.format(deNumber, PhoneNumberFormat.INTERNATIONAL));
 438
 439     deNumber.clear();
 440     deNumber.setCountryCode(49).setNationalNumber(29112345678L);
 441     assertEquals("0291 12345678", phoneUtil.format(deNumber, PhoneNumberFormat.NATIONAL));
 442     assertEquals("+49 291 12345678", phoneUtil.format(deNumber, PhoneNumberFormat.INTERNATIONAL));
 443
 444     deNumber.clear();
 445     deNumber.setCountryCode(49).setNationalNumber(912312345L);
 446     assertEquals("09123 12345", phoneUtil.format(deNumber, PhoneNumberFormat.NATIONAL));
 447     assertEquals("+49 9123 12345", phoneUtil.format(deNumber, PhoneNumberFormat.INTERNATIONAL));
 448     deNumber.clear();
 449     deNumber.setCountryCode(49).setNationalNumber(80212345L);
 450     assertEquals("08021 2345", phoneUtil.format(deNumber, PhoneNumberFormat.NATIONAL));
 451     assertEquals("+49 8021 2345", phoneUtil.format(deNumber, PhoneNumberFormat.INTERNATIONAL));
 452     // Note this number is correctly formatted without national prefix. Most of the numbers that
 453     // are treated as invalid numbers by the library are short numbers, and they are usually not
 454     // dialed with national prefix.
 455     assertEquals("1234", phoneUtil.format(DE_SHORT_NUMBER, PhoneNumberFormat.NATIONAL));
 456     assertEquals("+49 1234", phoneUtil.format(DE_SHORT_NUMBER, PhoneNumberFormat.INTERNATIONAL));
 457
 458     deNumber.clear();
 459     deNumber.setCountryCode(49).setNationalNumber(41341234);
 460     assertEquals("04134 1234", phoneUtil.format(deNumber, PhoneNumberFormat.NATIONAL));
 461   }
 462
 463   public void testFormatITNumber() {
 464     assertEquals("02 3661 8300", phoneUtil.format(IT_NUMBER, PhoneNumberFormat.NATIONAL));
 465     assertEquals("+39 02 3661 8300", phoneUtil.format(IT_NUMBER, PhoneNumberFormat.INTERNATIONAL));
 466     assertEquals("+390236618300", phoneUtil.format(IT_NUMBER, PhoneNumberFormat.E164));
 467
 468     assertEquals("345 678 901", phoneUtil.format(IT_MOBILE, PhoneNumberFormat.NATIONAL));
 469     assertEquals("+39 345 678 901", phoneUtil.format(IT_MOBILE, PhoneNumberFormat.INTERNATIONAL));
 470     assertEquals("+39345678901", phoneUtil.format(IT_MOBILE, PhoneNumberFormat.E164));
 471   }
 472
 473   public void testFormatAUNumber() {
 474     assertEquals("02 3661 8300", phoneUtil.format(AU_NUMBER, PhoneNumberFormat.NATIONAL));
 475     assertEquals("+61 2 3661 8300", phoneUtil.format(AU_NUMBER, PhoneNumberFormat.INTERNATIONAL));
 476     assertEquals("+61236618300", phoneUtil.format(AU_NUMBER, PhoneNumberFormat.E164));
 477
 478     PhoneNumber auNumber = new PhoneNumber().setCountryCode(61).setNationalNumber(1800123456L);
 479     assertEquals("1800 123 456", phoneUtil.format(auNumber, PhoneNumberFormat.NATIONAL));
 480     assertEquals("+61 1800 123 456", phoneUtil.format(auNumber, PhoneNumberFormat.INTERNATIONAL));
 481     assertEquals("+611800123456", phoneUtil.format(auNumber, PhoneNumberFormat.E164));
 482   }
 483
 484   public void testFormatARNumber() {
 485     assertEquals("011 8765-4321", phoneUtil.format(AR_NUMBER, PhoneNumberFormat.NATIONAL));
 486     assertEquals("+54 11 8765-4321", phoneUtil.format(AR_NUMBER, PhoneNumberFormat.INTERNATIONAL));
 487     assertEquals("+541187654321", phoneUtil.format(AR_NUMBER, PhoneNumberFormat.E164));
 488
 489     assertEquals("011 15 8765-4321", phoneUtil.format(AR_MOBILE, PhoneNumberFormat.NATIONAL));
 490     assertEquals("+54 9 11 8765 4321", phoneUtil.format(AR_MOBILE,
 491                                                         PhoneNumberFormat.INTERNATIONAL));
 492     assertEquals("+5491187654321", phoneUtil.format(AR_MOBILE, PhoneNumberFormat.E164));
 493   }
 494
 495   public void testFormatMXNumber() {
 496     assertEquals("045 234 567 8900", phoneUtil.format(MX_MOBILE1, PhoneNumberFormat.NATIONAL));
 497     assertEquals("+52 1 234 567 8900", phoneUtil.format(
 498         MX_MOBILE1, PhoneNumberFormat.INTERNATIONAL));
 499     assertEquals("+5212345678900", phoneUtil.format(MX_MOBILE1, PhoneNumberFormat.E164));
 500
 501     assertEquals("045 55 1234 5678", phoneUtil.format(MX_MOBILE2, PhoneNumberFormat.NATIONAL));
 502     assertEquals("+52 1 55 1234 5678", phoneUtil.format(
 503         MX_MOBILE2, PhoneNumberFormat.INTERNATIONAL));
 504     assertEquals("+5215512345678", phoneUtil.format(MX_MOBILE2, PhoneNumberFormat.E164));
 505
 506     assertEquals("01 33 1234 5678", phoneUtil.format(MX_NUMBER1, PhoneNumberFormat.NATIONAL));
 507     assertEquals("+52 33 1234 5678", phoneUtil.format(MX_NUMBER1, PhoneNumberFormat.INTERNATIONAL));
 508     assertEquals("+523312345678", phoneUtil.format(MX_NUMBER1, PhoneNumberFormat.E164));
 509
 510     assertEquals("01 821 123 4567", phoneUtil.format(MX_NUMBER2, PhoneNumberFormat.NATIONAL));
 511     assertEquals("+52 821 123 4567", phoneUtil.format(MX_NUMBER2, PhoneNumberFormat.INTERNATIONAL));
 512     assertEquals("+528211234567", phoneUtil.format(MX_NUMBER2, PhoneNumberFormat.E164));
 513   }
 514
 515   public void testFormatOutOfCountryCallingNumber() {
 516     assertEquals("00 1 900 253 0000",
 517                  phoneUtil.formatOutOfCountryCallingNumber(US_PREMIUM, RegionCode.DE));
 518
 519     assertEquals("1 650 253 0000",
 520                  phoneUtil.formatOutOfCountryCallingNumber(US_NUMBER, RegionCode.BS));
 521
 522     assertEquals("00 1 650 253 0000",
 523                  phoneUtil.formatOutOfCountryCallingNumber(US_NUMBER, RegionCode.PL));
 524
 525     assertEquals("011 44 7912 345 678",
 526                  phoneUtil.formatOutOfCountryCallingNumber(GB_MOBILE, RegionCode.US));
 527
 528     assertEquals("00 49 1234",
 529                  phoneUtil.formatOutOfCountryCallingNumber(DE_SHORT_NUMBER, RegionCode.GB));
 530     // Note this number is correctly formatted without national prefix. Most of the numbers that
 531     // are treated as invalid numbers by the library are short numbers, and they are usually not
 532     // dialed with national prefix.
 533     assertEquals("1234", phoneUtil.formatOutOfCountryCallingNumber(DE_SHORT_NUMBER, RegionCode.DE));
 534
 535     assertEquals("011 39 02 3661 8300",
 536                  phoneUtil.formatOutOfCountryCallingNumber(IT_NUMBER, RegionCode.US));
 537     assertEquals("02 3661 8300",
 538                  phoneUtil.formatOutOfCountryCallingNumber(IT_NUMBER, RegionCode.IT));
 539     assertEquals("+39 02 3661 8300",
 540                  phoneUtil.formatOutOfCountryCallingNumber(IT_NUMBER, RegionCode.SG));
 541
 542     assertEquals("6521 8000",
 543                  phoneUtil.formatOutOfCountryCallingNumber(SG_NUMBER, RegionCode.SG));
 544
 545     assertEquals("011 54 9 11 8765 4321",
 546                  phoneUtil.formatOutOfCountryCallingNumber(AR_MOBILE, RegionCode.US));
 547     assertEquals("011 800 1234 5678",
 548                  phoneUtil.formatOutOfCountryCallingNumber(INTERNATIONAL_TOLL_FREE, RegionCode.US));
 549
 550     PhoneNumber arNumberWithExtn = new PhoneNumber().mergeFrom(AR_MOBILE).setExtension("1234");
 551     assertEquals("011 54 9 11 8765 4321 ext. 1234",
 552                  phoneUtil.formatOutOfCountryCallingNumber(arNumberWithExtn, RegionCode.US));
 553     assertEquals("0011 54 9 11 8765 4321 ext. 1234",
 554                  phoneUtil.formatOutOfCountryCallingNumber(arNumberWithExtn, RegionCode.AU));
 555     assertEquals("011 15 8765-4321 ext. 1234",
 556                  phoneUtil.formatOutOfCountryCallingNumber(arNumberWithExtn, RegionCode.AR));
 557   }
 558
 559   public void testFormatOutOfCountryWithInvalidRegion() {
 560     // AQ/Antarctica isn't a valid region code for phone number formatting,
 561     // so this falls back to intl formatting.
 562     assertEquals("+1 650 253 0000",
 563                  phoneUtil.formatOutOfCountryCallingNumber(US_NUMBER, RegionCode.AQ));
 564     // For region code 001, the out-of-country format always turns into the international format.
 565     assertEquals("+1 650 253 0000",
 566                  phoneUtil.formatOutOfCountryCallingNumber(US_NUMBER, RegionCode.UN001));
 567   }
 568
 569   public void testFormatOutOfCountryWithPreferredIntlPrefix() {
 570     // This should use 0011, since that is the preferred international prefix (both 0011 and 0012
 571     // are accepted as possible international prefixes in our test metadta.)
 572     assertEquals("0011 39 02 3661 8300",
 573                  phoneUtil.formatOutOfCountryCallingNumber(IT_NUMBER, RegionCode.AU));
 574   }
 575
 576   public void testFormatOutOfCountryKeepingAlphaChars() {
 577     PhoneNumber alphaNumericNumber = new PhoneNumber();
 578     alphaNumericNumber.setCountryCode(1).setNationalNumber(8007493524L)
 579         .setRawInput("1800 six-flag");
 580     assertEquals("0011 1 800 SIX-FLAG",
 581                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
 582
 583     alphaNumericNumber.setRawInput("1-800-SIX-flag");
 584     assertEquals("0011 1 800-SIX-FLAG",
 585                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
 586
 587     alphaNumericNumber.setRawInput("Call us from UK: 00 1 800 SIX-flag");
 588     assertEquals("0011 1 800 SIX-FLAG",
 589                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
 590
 591     alphaNumericNumber.setRawInput("800 SIX-flag");
 592     assertEquals("0011 1 800 SIX-FLAG",
 593                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
 594
 595     // Formatting from within the NANPA region.
 596     assertEquals("1 800 SIX-FLAG",
 597                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.US));
 598
 599     assertEquals("1 800 SIX-FLAG",
 600                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.BS));
 601
 602     // Testing that if the raw input doesn't exist, it is formatted using
 603     // formatOutOfCountryCallingNumber.
 604     alphaNumericNumber.clearRawInput();
 605     assertEquals("00 1 800 749 3524",
 606                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.DE));
 607
 608     // Testing AU alpha number formatted from Australia.
 609     alphaNumericNumber.setCountryCode(61).setNationalNumber(827493524L)
 610         .setRawInput("+61 82749-FLAG");
 611     // This number should have the national prefix fixed.
 612     assertEquals("082749-FLAG",
 613                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
 614
 615     alphaNumericNumber.setRawInput("082749-FLAG");
 616     assertEquals("082749-FLAG",
 617                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
 618
 619     alphaNumericNumber.setNationalNumber(18007493524L).setRawInput("1-800-SIX-flag");
 620     // This number should not have the national prefix prefixed, in accordance with the override for
 621     // this specific formatting rule.
 622     assertEquals("1-800-SIX-FLAG",
 623                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
 624
 625     // The metadata should not be permanently changed, since we copied it before modifying patterns.
 626     // Here we check this.
 627     alphaNumericNumber.setNationalNumber(1800749352L);
 628     assertEquals("1800 749 352",
 629                  phoneUtil.formatOutOfCountryCallingNumber(alphaNumericNumber, RegionCode.AU));
 630
 631     // Testing a region with multiple international prefixes.
 632     assertEquals("+61 1-800-SIX-FLAG",
 633                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.SG));
 634     // Testing the case of calling from a non-supported region.
 635     assertEquals("+61 1-800-SIX-FLAG",
 636                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AQ));
 637
 638     // Testing the case with an invalid country calling code.
 639     alphaNumericNumber.setCountryCode(0).setNationalNumber(18007493524L)
 640         .setRawInput("1-800-SIX-flag");
 641     // Uses the raw input only.
 642     assertEquals("1-800-SIX-flag",
 643                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.DE));
 644
 645     // Testing the case of an invalid alpha number.
 646     alphaNumericNumber.setCountryCode(1).setNationalNumber(80749L).setRawInput("180-SIX");
 647     // No country-code stripping can be done.
 648     assertEquals("00 1 180-SIX",
 649                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.DE));
 650
 651     // Testing the case of calling from a non-supported region.
 652     alphaNumericNumber.setCountryCode(1).setNationalNumber(80749L).setRawInput("180-SIX");
 653     // No country-code stripping can be done since the number is invalid.
 654     assertEquals("+1 180-SIX",
 655                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AQ));
 656   }
 657
 658   public void testFormatWithCarrierCode() {
 659     // We only support this for AR in our test metadata, and only for mobile numbers starting with
 660     // certain values.
 661     PhoneNumber arMobile = new PhoneNumber().setCountryCode(54).setNationalNumber(92234654321L);
 662     assertEquals("02234 65-4321", phoneUtil.format(arMobile, PhoneNumberFormat.NATIONAL));
 663     // Here we force 14 as the carrier code.
 664     assertEquals("02234 14 65-4321",
 665                  phoneUtil.formatNationalNumberWithCarrierCode(arMobile, "14"));
 666     // Here we force the number to be shown with no carrier code.
 667     assertEquals("02234 65-4321",
 668                  phoneUtil.formatNationalNumberWithCarrierCode(arMobile, ""));
 669     // Here the international rule is used, so no carrier code should be present.
 670     assertEquals("+5492234654321", phoneUtil.format(arMobile, PhoneNumberFormat.E164));
 671     // We don't support this for the US so there should be no change.
 672     assertEquals("650 253 0000", phoneUtil.formatNationalNumberWithCarrierCode(US_NUMBER, "15"));
 673
 674     // Invalid country code should just get the NSN.
 675     assertEquals("12345",
 676         phoneUtil.formatNationalNumberWithCarrierCode(UNKNOWN_COUNTRY_CODE_NO_RAW_INPUT, "89"));
 677   }
 678
 679   public void testFormatWithPreferredCarrierCode() {
 680     // We only support this for AR in our test metadata.
 681     PhoneNumber arNumber = new PhoneNumber();
 682     arNumber.setCountryCode(54).setNationalNumber(91234125678L);
 683     // Test formatting with no preferred carrier code stored in the number itself.
 684     assertEquals("01234 15 12-5678",
 685         phoneUtil.formatNationalNumberWithPreferredCarrierCode(arNumber, "15"));
 686     assertEquals("01234 12-5678",
 687         phoneUtil.formatNationalNumberWithPreferredCarrierCode(arNumber, ""));
 688     // Test formatting with preferred carrier code present.
 689     arNumber.setPreferredDomesticCarrierCode("19");
 690     assertEquals("01234 12-5678", phoneUtil.format(arNumber, PhoneNumberFormat.NATIONAL));
 691     assertEquals("01234 19 12-5678",
 692         phoneUtil.formatNationalNumberWithPreferredCarrierCode(arNumber, "15"));
 693     assertEquals("01234 19 12-5678",
 694         phoneUtil.formatNationalNumberWithPreferredCarrierCode(arNumber, ""));
 695     // When the preferred_domestic_carrier_code is present (even when it contains an empty string),
 696     // use it instead of the default carrier code passed in.
 697     arNumber.setPreferredDomesticCarrierCode("");
 698     assertEquals("01234 12-5678",
 699         phoneUtil.formatNationalNumberWithPreferredCarrierCode(arNumber, "15"));
 700     // We don't support this for the US so there should be no change.
 701     PhoneNumber usNumber = new PhoneNumber();
 702     usNumber.setCountryCode(1).setNationalNumber(4241231234L).setPreferredDomesticCarrierCode("99");
 703     assertEquals("424 123 1234", phoneUtil.format(usNumber, PhoneNumberFormat.NATIONAL));
 704     assertEquals("424 123 1234",
 705         phoneUtil.formatNationalNumberWithPreferredCarrierCode(usNumber, "15"));
 706   }
 707
 708   public void testFormatNumberForMobileDialing() {
 709     // Numbers are normally dialed in national format in-country, and international format from
 710     // outside the country.
 711     assertEquals("030123456",
 712         phoneUtil.formatNumberForMobileDialing(DE_NUMBER, RegionCode.DE, false));
 713     assertEquals("+4930123456",
 714         phoneUtil.formatNumberForMobileDialing(DE_NUMBER, RegionCode.CH, false));
 715     PhoneNumber deNumberWithExtn = new PhoneNumber().mergeFrom(DE_NUMBER).setExtension("1234");
 716     assertEquals("030123456",
 717         phoneUtil.formatNumberForMobileDialing(deNumberWithExtn, RegionCode.DE, false));
 718     assertEquals("+4930123456",
 719         phoneUtil.formatNumberForMobileDialing(deNumberWithExtn, RegionCode.CH, false));
 720
 721     // US toll free numbers are marked as noInternationalDialling in the test metadata for testing
 722     // purposes. For such numbers, we expect nothing to be returned when the region code is not the
 723     // same one.
 724     assertEquals("800 253 0000",
 725         phoneUtil.formatNumberForMobileDialing(US_TOLLFREE, RegionCode.US,
 726                                                true /*  keep formatting */));
 727     assertEquals("", phoneUtil.formatNumberForMobileDialing(US_TOLLFREE, RegionCode.CN, true));
 728     assertEquals("+1 650 253 0000",
 729         phoneUtil.formatNumberForMobileDialing(US_NUMBER, RegionCode.US, true));
 730     PhoneNumber usNumberWithExtn = new PhoneNumber().mergeFrom(US_NUMBER).setExtension("1234");
 731     assertEquals("+1 650 253 0000",
 732         phoneUtil.formatNumberForMobileDialing(usNumberWithExtn, RegionCode.US, true));
 733
 734     assertEquals("8002530000",
 735         phoneUtil.formatNumberForMobileDialing(US_TOLLFREE, RegionCode.US,
 736                                                false /* remove formatting */));
 737     assertEquals("", phoneUtil.formatNumberForMobileDialing(US_TOLLFREE, RegionCode.CN, false));
 738     assertEquals("+16502530000",
 739         phoneUtil.formatNumberForMobileDialing(US_NUMBER, RegionCode.US, false));
 740     assertEquals("+16502530000",
 741         phoneUtil.formatNumberForMobileDialing(usNumberWithExtn, RegionCode.US, false));
 742
 743     // An invalid US number, which is one digit too long.
 744     assertEquals("+165025300001",
 745         phoneUtil.formatNumberForMobileDialing(US_LONG_NUMBER, RegionCode.US, false));
 746     assertEquals("+1 65025300001",
 747         phoneUtil.formatNumberForMobileDialing(US_LONG_NUMBER, RegionCode.US, true));
 748
 749     // Star numbers. In real life they appear in Israel, but we have them in JP in our test
 750     // metadata.
 751     assertEquals("*2345",
 752         phoneUtil.formatNumberForMobileDialing(JP_STAR_NUMBER, RegionCode.JP, false));
 753     assertEquals("*2345",
 754         phoneUtil.formatNumberForMobileDialing(JP_STAR_NUMBER, RegionCode.JP, true));
 755
 756     assertEquals("+80012345678",
 757         phoneUtil.formatNumberForMobileDialing(INTERNATIONAL_TOLL_FREE, RegionCode.JP, false));
 758     assertEquals("+800 1234 5678",
 759         phoneUtil.formatNumberForMobileDialing(INTERNATIONAL_TOLL_FREE, RegionCode.JP, true));
 760
 761     // UAE numbers beginning with 600 (classified as UAN) need to be dialled without +971 locally.
 762     assertEquals("+971600123456",
 763         phoneUtil.formatNumberForMobileDialing(AE_UAN, RegionCode.JP, false));
 764     assertEquals("600123456",
 765         phoneUtil.formatNumberForMobileDialing(AE_UAN, RegionCode.AE, false));
 766
 767     assertEquals("+523312345678",
 768         phoneUtil.formatNumberForMobileDialing(MX_NUMBER1, RegionCode.MX, false));
 769     assertEquals("+523312345678",
 770         phoneUtil.formatNumberForMobileDialing(MX_NUMBER1, RegionCode.US, false));
 771
 772     // Non-geographical numbers should always be dialed in international format.
 773     assertEquals("+80012345678",
 774         phoneUtil.formatNumberForMobileDialing(INTERNATIONAL_TOLL_FREE, RegionCode.US, false));
 775     assertEquals("+80012345678",
 776         phoneUtil.formatNumberForMobileDialing(INTERNATIONAL_TOLL_FREE, RegionCode.UN001, false));
 777
 778     // Test that a short number is formatted correctly for mobile dialing within the region,
 779     // and is not diallable from outside the region.
 780     PhoneNumber deShortNumber = new PhoneNumber().setCountryCode(49).setNationalNumber(123L);
 781     assertEquals("123", phoneUtil.formatNumberForMobileDialing(deShortNumber, RegionCode.DE,
 782         false));
 783     assertEquals("", phoneUtil.formatNumberForMobileDialing(deShortNumber, RegionCode.IT, false));
 784
 785     // Test the special logic for Hungary, where the national prefix must be added before dialing
 786     // from a mobile phone for regular length numbers, but not for short numbers.
 787     PhoneNumber huRegularNumber = new PhoneNumber().setCountryCode(36)
 788         .setNationalNumber(301234567L);
 789     assertEquals("06301234567", phoneUtil.formatNumberForMobileDialing(huRegularNumber,
 790         RegionCode.HU, false));
 791     assertEquals("+36301234567", phoneUtil.formatNumberForMobileDialing(huRegularNumber,
 792         RegionCode.JP, false));
 793     PhoneNumber huShortNumber = new PhoneNumber().setCountryCode(36).setNationalNumber(104L);
 794     assertEquals("104", phoneUtil.formatNumberForMobileDialing(huShortNumber, RegionCode.HU,
 795         false));
 796     assertEquals("", phoneUtil.formatNumberForMobileDialing(huShortNumber, RegionCode.JP, false));
 797
 798     // Test the special logic for NANPA countries, for which regular length phone numbers are always
 799     // output in international format, but short numbers are in national format.
 800     assertEquals("+16502530000", phoneUtil.formatNumberForMobileDialing(US_NUMBER,
 801         RegionCode.US, false));
 802     assertEquals("+16502530000", phoneUtil.formatNumberForMobileDialing(US_NUMBER,
 803         RegionCode.CA, false));
 804     assertEquals("+16502530000", phoneUtil.formatNumberForMobileDialing(US_NUMBER,
 805         RegionCode.BR, false));
 806     PhoneNumber usShortNumber = new PhoneNumber().setCountryCode(1).setNationalNumber(911L);
 807     assertEquals("911", phoneUtil.formatNumberForMobileDialing(usShortNumber, RegionCode.US,
 808         false));
 809     assertEquals("", phoneUtil.formatNumberForMobileDialing(usShortNumber, RegionCode.CA, false));
 810     assertEquals("", phoneUtil.formatNumberForMobileDialing(usShortNumber, RegionCode.BR, false));
 811
 812     // Test that the Australian emergency number 000 is formatted correctly.
 813     PhoneNumber auNumber = new PhoneNumber().setCountryCode(61).setNationalNumber(0L)
 814         .setItalianLeadingZero(true).setNumberOfLeadingZeros(2);
 815     assertEquals("000", phoneUtil.formatNumberForMobileDialing(auNumber, RegionCode.AU, false));
 816     assertEquals("", phoneUtil.formatNumberForMobileDialing(auNumber, RegionCode.NZ, false));
 817   }
 818
 819   public void testFormatByPattern() {
 820     NumberFormat newNumFormat = new NumberFormat();
 821     newNumFormat.setPattern("(\\d{3})(\\d{3})(\\d{4})");
 822     newNumFormat.setFormat("($1) $2-$3");
 823     List<NumberFormat> newNumberFormats = new ArrayList<NumberFormat>();
 824     newNumberFormats.add(newNumFormat);
 825
 826     assertEquals("(650) 253-0000", phoneUtil.formatByPattern(US_NUMBER, PhoneNumberFormat.NATIONAL,
 827                                                              newNumberFormats));
 828     assertEquals("+1 (650) 253-0000", phoneUtil.formatByPattern(US_NUMBER,
 829                                                                 PhoneNumberFormat.INTERNATIONAL,
 830                                                                 newNumberFormats));
 831     assertEquals("tel:+1-650-253-0000", phoneUtil.formatByPattern(US_NUMBER,
 832                                                                   PhoneNumberFormat.RFC3966,
 833                                                                   newNumberFormats));
 834
 835     // $NP is set to '1' for the US. Here we check that for other NANPA countries the US rules are
 836     // followed.
 837     newNumFormat.setNationalPrefixFormattingRule("$NP ($FG)");
 838     newNumFormat.setFormat("$1 $2-$3");
 839     assertEquals("1 (242) 365-1234",
 840                  phoneUtil.formatByPattern(BS_NUMBER, PhoneNumberFormat.NATIONAL,
 841                                            newNumberFormats));
 842     assertEquals("+1 242 365-1234",
 843                  phoneUtil.formatByPattern(BS_NUMBER, PhoneNumberFormat.INTERNATIONAL,
 844                                            newNumberFormats));
 845
 846     newNumFormat.setPattern("(\\d{2})(\\d{5})(\\d{3})");
 847     newNumFormat.setFormat("$1-$2 $3");
 848     newNumberFormats.set(0, newNumFormat);
 849
 850     assertEquals("02-36618 300",
 851                  phoneUtil.formatByPattern(IT_NUMBER, PhoneNumberFormat.NATIONAL,
 852                                            newNumberFormats));
 853     assertEquals("+39 02-36618 300",
 854                  phoneUtil.formatByPattern(IT_NUMBER, PhoneNumberFormat.INTERNATIONAL,
 855                                            newNumberFormats));
 856
 857     newNumFormat.setNationalPrefixFormattingRule("$NP$FG");
 858     newNumFormat.setPattern("(\\d{2})(\\d{4})(\\d{4})");
 859     newNumFormat.setFormat("$1 $2 $3");
 860     newNumberFormats.set(0, newNumFormat);
 861     assertEquals("020 7031 3000",
 862                  phoneUtil.formatByPattern(GB_NUMBER, PhoneNumberFormat.NATIONAL,
 863                                            newNumberFormats));
 864
 865     newNumFormat.setNationalPrefixFormattingRule("($NP$FG)");
 866     assertEquals("(020) 7031 3000",
 867                  phoneUtil.formatByPattern(GB_NUMBER, PhoneNumberFormat.NATIONAL,
 868                                            newNumberFormats));
 869
 870     newNumFormat.setNationalPrefixFormattingRule("");
 871     assertEquals("20 7031 3000",
 872                  phoneUtil.formatByPattern(GB_NUMBER, PhoneNumberFormat.NATIONAL,
 873                                            newNumberFormats));
 874
 875     assertEquals("+44 20 7031 3000",
 876                  phoneUtil.formatByPattern(GB_NUMBER, PhoneNumberFormat.INTERNATIONAL,
 877                                            newNumberFormats));
 878   }
 879
 880   public void testFormatE164Number() {
 881     assertEquals("+16502530000", phoneUtil.format(US_NUMBER, PhoneNumberFormat.E164));
 882     assertEquals("+4930123456", phoneUtil.format(DE_NUMBER, PhoneNumberFormat.E164));
 883     assertEquals("+80012345678", phoneUtil.format(INTERNATIONAL_TOLL_FREE, PhoneNumberFormat.E164));
 884   }
 885
 886   public void testFormatNumberWithExtension() {
 887     PhoneNumber nzNumber = new PhoneNumber().mergeFrom(NZ_NUMBER).setExtension("1234");
 888     // Uses default extension prefix:
 889     assertEquals("03-331 6005 ext. 1234", phoneUtil.format(nzNumber, PhoneNumberFormat.NATIONAL));
 890     // Uses RFC 3966 syntax.
 891     assertEquals("tel:+64-3-331-6005;ext=1234",
 892         phoneUtil.format(nzNumber, PhoneNumberFormat.RFC3966));
 893     // Extension prefix overridden in the territory information for the US:
 894     PhoneNumber usNumberWithExtension = new PhoneNumber().mergeFrom(US_NUMBER).setExtension("4567");
 895     assertEquals("650 253 0000 extn. 4567", phoneUtil.format(usNumberWithExtension,
 896                                                              PhoneNumberFormat.NATIONAL));
 897   }
 898
 899   public void testFormatInOriginalFormat() throws Exception {
 900     PhoneNumber number1 = phoneUtil.parseAndKeepRawInput("+442087654321", RegionCode.GB);
 901     assertEquals("+44 20 8765 4321", phoneUtil.formatInOriginalFormat(number1, RegionCode.GB));
 902
 903     PhoneNumber number2 = phoneUtil.parseAndKeepRawInput("02087654321", RegionCode.GB);
 904     assertEquals("(020) 8765 4321", phoneUtil.formatInOriginalFormat(number2, RegionCode.GB));
 905
 906     PhoneNumber number3 = phoneUtil.parseAndKeepRawInput("011442087654321", RegionCode.US);
 907     assertEquals("011 44 20 8765 4321", phoneUtil.formatInOriginalFormat(number3, RegionCode.US));
 908
 909     PhoneNumber number4 = phoneUtil.parseAndKeepRawInput("442087654321", RegionCode.GB);
 910     assertEquals("44 20 8765 4321", phoneUtil.formatInOriginalFormat(number4, RegionCode.GB));
 911
 912     PhoneNumber number5 = phoneUtil.parse("+442087654321", RegionCode.GB);
 913     assertEquals("(020) 8765 4321", phoneUtil.formatInOriginalFormat(number5, RegionCode.GB));
 914
 915     // Invalid numbers that we have a formatting pattern for should be formatted properly. Note area
 916     // codes starting with 7 are intentionally excluded in the test metadata for testing purposes.
 917     PhoneNumber number6 = phoneUtil.parseAndKeepRawInput("7345678901", RegionCode.US);
 918     assertEquals("734 567 8901", phoneUtil.formatInOriginalFormat(number6, RegionCode.US));
 919
 920     // US is not a leading zero country, and the presence of the leading zero leads us to format the
 921     // number using raw_input.
 922     PhoneNumber number7 = phoneUtil.parseAndKeepRawInput("0734567 8901", RegionCode.US);
 923     assertEquals("0734567 8901", phoneUtil.formatInOriginalFormat(number7, RegionCode.US));
 924
 925     // This number is valid, but we don't have a formatting pattern for it. Fall back to the raw
 926     // input.
 927     PhoneNumber number8 = phoneUtil.parseAndKeepRawInput("02-4567-8900", RegionCode.KR);
 928     assertEquals("02-4567-8900", phoneUtil.formatInOriginalFormat(number8, RegionCode.KR));
 929
 930     PhoneNumber number9 = phoneUtil.parseAndKeepRawInput("01180012345678", RegionCode.US);
 931     assertEquals("011 800 1234 5678", phoneUtil.formatInOriginalFormat(number9, RegionCode.US));
 932
 933     PhoneNumber number10 = phoneUtil.parseAndKeepRawInput("+80012345678", RegionCode.KR);
 934     assertEquals("+800 1234 5678", phoneUtil.formatInOriginalFormat(number10, RegionCode.KR));
 935
 936     // US local numbers are formatted correctly, as we have formatting patterns for them.
 937     PhoneNumber localNumberUS = phoneUtil.parseAndKeepRawInput("2530000", RegionCode.US);
 938     assertEquals("253 0000", phoneUtil.formatInOriginalFormat(localNumberUS, RegionCode.US));
 939
 940     PhoneNumber numberWithNationalPrefixUS =
 941         phoneUtil.parseAndKeepRawInput("18003456789", RegionCode.US);
 942     assertEquals("1 800 345 6789",
 943         phoneUtil.formatInOriginalFormat(numberWithNationalPrefixUS, RegionCode.US));
 944
 945     PhoneNumber numberWithoutNationalPrefixGB =
 946         phoneUtil.parseAndKeepRawInput("2087654321", RegionCode.GB);
 947     assertEquals("20 8765 4321",
 948         phoneUtil.formatInOriginalFormat(numberWithoutNationalPrefixGB, RegionCode.GB));
 949     // Make sure no metadata is modified as a result of the previous function call.
 950     assertEquals("(020) 8765 4321", phoneUtil.formatInOriginalFormat(number5, RegionCode.GB));
 951
 952     PhoneNumber numberWithNationalPrefixMX =
 953         phoneUtil.parseAndKeepRawInput("013312345678", RegionCode.MX);
 954     assertEquals("01 33 1234 5678",
 955         phoneUtil.formatInOriginalFormat(numberWithNationalPrefixMX, RegionCode.MX));
 956
 957     PhoneNumber numberWithoutNationalPrefixMX =
 958         phoneUtil.parseAndKeepRawInput("3312345678", RegionCode.MX);
 959     assertEquals("33 1234 5678",
 960         phoneUtil.formatInOriginalFormat(numberWithoutNationalPrefixMX, RegionCode.MX));
 961
 962     PhoneNumber italianFixedLineNumber =
 963         phoneUtil.parseAndKeepRawInput("0212345678", RegionCode.IT);
 964     assertEquals("02 1234 5678",
 965         phoneUtil.formatInOriginalFormat(italianFixedLineNumber, RegionCode.IT));
 966
 967     PhoneNumber numberWithNationalPrefixJP =
 968         phoneUtil.parseAndKeepRawInput("00777012", RegionCode.JP);
 969     assertEquals("0077-7012",
 970         phoneUtil.formatInOriginalFormat(numberWithNationalPrefixJP, RegionCode.JP));
 971
 972     PhoneNumber numberWithoutNationalPrefixJP =
 973         phoneUtil.parseAndKeepRawInput("0777012", RegionCode.JP);
 974     assertEquals("0777012",
 975         phoneUtil.formatInOriginalFormat(numberWithoutNationalPrefixJP, RegionCode.JP));
 976
 977     PhoneNumber numberWithCarrierCodeBR =
 978         phoneUtil.parseAndKeepRawInput("012 3121286979", RegionCode.BR);
 979     assertEquals("012 3121286979",
 980         phoneUtil.formatInOriginalFormat(numberWithCarrierCodeBR, RegionCode.BR));
 981
 982     // The default national prefix used in this case is 045. When a number with national prefix 044
 983     // is entered, we return the raw input as we don't want to change the number entered.
 984     PhoneNumber numberWithNationalPrefixMX1 =
 985         phoneUtil.parseAndKeepRawInput("044(33)1234-5678", RegionCode.MX);
 986     assertEquals("044(33)1234-5678",
 987         phoneUtil.formatInOriginalFormat(numberWithNationalPrefixMX1, RegionCode.MX));
 988
 989     PhoneNumber numberWithNationalPrefixMX2 =
 990         phoneUtil.parseAndKeepRawInput("045(33)1234-5678", RegionCode.MX);
 991     assertEquals("045 33 1234 5678",
 992         phoneUtil.formatInOriginalFormat(numberWithNationalPrefixMX2, RegionCode.MX));
 993
 994     // The default international prefix used in this case is 0011. When a number with international
 995     // prefix 0012 is entered, we return the raw input as we don't want to change the number
 996     // entered.
 997     PhoneNumber outOfCountryNumberFromAU1 =
 998         phoneUtil.parseAndKeepRawInput("0012 16502530000", RegionCode.AU);
 999     assertEquals("0012 16502530000",
1000         phoneUtil.formatInOriginalFormat(outOfCountryNumberFromAU1, RegionCode.AU));
1001
1002     PhoneNumber outOfCountryNumberFromAU2 =
1003         phoneUtil.parseAndKeepRawInput("0011 16502530000", RegionCode.AU);
1004     assertEquals("0011 1 650 253 0000",
1005         phoneUtil.formatInOriginalFormat(outOfCountryNumberFromAU2, RegionCode.AU));
1006
1007     // Test the star sign is not removed from or added to the original input by this method.
1008     PhoneNumber starNumber = phoneUtil.parseAndKeepRawInput("*1234", RegionCode.JP);
1009     assertEquals("*1234", phoneUtil.formatInOriginalFormat(starNumber, RegionCode.JP));
1010     PhoneNumber numberWithoutStar = phoneUtil.parseAndKeepRawInput("1234", RegionCode.JP);
1011     assertEquals("1234", phoneUtil.formatInOriginalFormat(numberWithoutStar, RegionCode.JP));
1012
1013     // Test an invalid national number without raw input is just formatted as the national number.
1014     assertEquals("650253000",
1015         phoneUtil.formatInOriginalFormat(US_SHORT_BY_ONE_NUMBER, RegionCode.US));
1016   }
1017
1018   public void testIsPremiumRate() {
1019     assertEquals(PhoneNumberUtil.PhoneNumberType.PREMIUM_RATE, phoneUtil.getNumberType(US_PREMIUM));
1020
1021     PhoneNumber premiumRateNumber = new PhoneNumber();
1022     premiumRateNumber.setCountryCode(39).setNationalNumber(892123L);
1023     assertEquals(PhoneNumberUtil.PhoneNumberType.PREMIUM_RATE,
1024                  phoneUtil.getNumberType(premiumRateNumber));
1025
1026     premiumRateNumber.clear();
1027     premiumRateNumber.setCountryCode(44).setNationalNumber(9187654321L);
1028     assertEquals(PhoneNumberUtil.PhoneNumberType.PREMIUM_RATE,
1029                  phoneUtil.getNumberType(premiumRateNumber));
1030
1031     premiumRateNumber.clear();
1032     premiumRateNumber.setCountryCode(49).setNationalNumber(9001654321L);
1033     assertEquals(PhoneNumberUtil.PhoneNumberType.PREMIUM_RATE,
1034                  phoneUtil.getNumberType(premiumRateNumber));
1035
1036     premiumRateNumber.clear();
1037     premiumRateNumber.setCountryCode(49).setNationalNumber(90091234567L);
1038     assertEquals(PhoneNumberUtil.PhoneNumberType.PREMIUM_RATE,
1039                  phoneUtil.getNumberType(premiumRateNumber));
1040
1041     assertEquals(PhoneNumberUtil.PhoneNumberType.PREMIUM_RATE,
1042                  phoneUtil.getNumberType(UNIVERSAL_PREMIUM_RATE));
1043   }
1044
1045   public void testIsTollFree() {
1046     PhoneNumber tollFreeNumber = new PhoneNumber();
1047
1048     tollFreeNumber.setCountryCode(1).setNationalNumber(8881234567L);
1049     assertEquals(PhoneNumberUtil.PhoneNumberType.TOLL_FREE,
1050                  phoneUtil.getNumberType(tollFreeNumber));
1051
1052     tollFreeNumber.clear();
1053     tollFreeNumber.setCountryCode(39).setNationalNumber(803123L);
1054     assertEquals(PhoneNumberUtil.PhoneNumberType.TOLL_FREE,
1055                  phoneUtil.getNumberType(tollFreeNumber));
1056
1057     tollFreeNumber.clear();
1058     tollFreeNumber.setCountryCode(44).setNationalNumber(8012345678L);
1059     assertEquals(PhoneNumberUtil.PhoneNumberType.TOLL_FREE,
1060                  phoneUtil.getNumberType(tollFreeNumber));
1061
1062     tollFreeNumber.clear();
1063     tollFreeNumber.setCountryCode(49).setNationalNumber(8001234567L);
1064     assertEquals(PhoneNumberUtil.PhoneNumberType.TOLL_FREE,
1065                  phoneUtil.getNumberType(tollFreeNumber));
1066
1067     assertEquals(PhoneNumberUtil.PhoneNumberType.TOLL_FREE,
1068                  phoneUtil.getNumberType(INTERNATIONAL_TOLL_FREE));
1069   }
1070
1071   public void testIsMobile() {
1072     assertEquals(PhoneNumberUtil.PhoneNumberType.MOBILE, phoneUtil.getNumberType(BS_MOBILE));
1073     assertEquals(PhoneNumberUtil.PhoneNumberType.MOBILE, phoneUtil.getNumberType(GB_MOBILE));
1074     assertEquals(PhoneNumberUtil.PhoneNumberType.MOBILE, phoneUtil.getNumberType(IT_MOBILE));
1075     assertEquals(PhoneNumberUtil.PhoneNumberType.MOBILE, phoneUtil.getNumberType(AR_MOBILE));
1076
1077     PhoneNumber mobileNumber = new PhoneNumber();
1078     mobileNumber.setCountryCode(49).setNationalNumber(15123456789L);
1079     assertEquals(PhoneNumberUtil.PhoneNumberType.MOBILE, phoneUtil.getNumberType(mobileNumber));
1080   }
1081
1082   public void testIsFixedLine() {
1083     assertEquals(PhoneNumberUtil.PhoneNumberType.FIXED_LINE, phoneUtil.getNumberType(BS_NUMBER));
1084     assertEquals(PhoneNumberUtil.PhoneNumberType.FIXED_LINE, phoneUtil.getNumberType(IT_NUMBER));
1085     assertEquals(PhoneNumberUtil.PhoneNumberType.FIXED_LINE, phoneUtil.getNumberType(GB_NUMBER));
1086     assertEquals(PhoneNumberUtil.PhoneNumberType.FIXED_LINE, phoneUtil.getNumberType(DE_NUMBER));
1087   }
1088
1089   public void testIsFixedLineAndMobile() {
1090     assertEquals(PhoneNumberUtil.PhoneNumberType.FIXED_LINE_OR_MOBILE,
1091                  phoneUtil.getNumberType(US_NUMBER));
1092
1093     PhoneNumber fixedLineAndMobileNumber = new PhoneNumber().
1094         setCountryCode(54).setNationalNumber(1987654321L);
1095     assertEquals(PhoneNumberUtil.PhoneNumberType.FIXED_LINE_OR_MOBILE,
1096                  phoneUtil.getNumberType(fixedLineAndMobileNumber));
1097   }
1098
1099   public void testIsSharedCost() {
1100     PhoneNumber gbNumber = new PhoneNumber();
1101     gbNumber.setCountryCode(44).setNationalNumber(8431231234L);
1102     assertEquals(PhoneNumberUtil.PhoneNumberType.SHARED_COST, phoneUtil.getNumberType(gbNumber));
1103   }
1104
1105   public void testIsVoip() {
1106     PhoneNumber gbNumber = new PhoneNumber();
1107     gbNumber.setCountryCode(44).setNationalNumber(5631231234L);
1108     assertEquals(PhoneNumberUtil.PhoneNumberType.VOIP, phoneUtil.getNumberType(gbNumber));
1109   }
1110
1111   public void testIsPersonalNumber() {
1112     PhoneNumber gbNumber = new PhoneNumber();
1113     gbNumber.setCountryCode(44).setNationalNumber(7031231234L);
1114     assertEquals(PhoneNumberUtil.PhoneNumberType.PERSONAL_NUMBER,
1115                  phoneUtil.getNumberType(gbNumber));
1116   }
1117
1118   public void testIsUnknown() {
1119     // Invalid numbers should be of type UNKNOWN.
1120     assertEquals(PhoneNumberUtil.PhoneNumberType.UNKNOWN, phoneUtil.getNumberType(US_LOCAL_NUMBER));
1121   }
1122
1123   public void testIsValidNumber() {
1124     assertTrue(phoneUtil.isValidNumber(US_NUMBER));
1125     assertTrue(phoneUtil.isValidNumber(IT_NUMBER));
1126     assertTrue(phoneUtil.isValidNumber(GB_MOBILE));
1127     assertTrue(phoneUtil.isValidNumber(INTERNATIONAL_TOLL_FREE));
1128     assertTrue(phoneUtil.isValidNumber(UNIVERSAL_PREMIUM_RATE));
1129
1130     PhoneNumber nzNumber = new PhoneNumber().setCountryCode(64).setNationalNumber(21387835L);
1131     assertTrue(phoneUtil.isValidNumber(nzNumber));
1132   }
1133
1134   public void testIsValidForRegion() {
1135     // This number is valid for the Bahamas, but is not a valid US number.
1136     assertTrue(phoneUtil.isValidNumber(BS_NUMBER));
1137     assertTrue(phoneUtil.isValidNumberForRegion(BS_NUMBER, RegionCode.BS));
1138     assertFalse(phoneUtil.isValidNumberForRegion(BS_NUMBER, RegionCode.US));
1139     PhoneNumber bsInvalidNumber =
1140         new PhoneNumber().setCountryCode(1).setNationalNumber(2421232345L);
1141     // This number is no longer valid.
1142     assertFalse(phoneUtil.isValidNumber(bsInvalidNumber));
1143
1144     // La Mayotte and Reunion use 'leadingDigits' to differentiate them.
1145     PhoneNumber reNumber = new PhoneNumber();
1146     reNumber.setCountryCode(262).setNationalNumber(262123456L);
1147     assertTrue(phoneUtil.isValidNumber(reNumber));
1148     assertTrue(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.RE));
1149     assertFalse(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.YT));
1150     // Now change the number to be a number for La Mayotte.
1151     reNumber.setNationalNumber(269601234L);
1152     assertTrue(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.YT));
1153     assertFalse(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.RE));
1154     // This number is no longer valid for La Reunion.
1155     reNumber.setNationalNumber(269123456L);
1156     assertFalse(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.YT));
1157     assertFalse(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.RE));
1158     assertFalse(phoneUtil.isValidNumber(reNumber));
1159     // However, it should be recognised as from La Mayotte, since it is valid for this region.
1160     assertEquals(RegionCode.YT, phoneUtil.getRegionCodeForNumber(reNumber));
1161     // This number is valid in both places.
1162     reNumber.setNationalNumber(800123456L);
1163     assertTrue(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.YT));
1164     assertTrue(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.RE));
1165     assertTrue(phoneUtil.isValidNumberForRegion(INTERNATIONAL_TOLL_FREE, RegionCode.UN001));
1166     assertFalse(phoneUtil.isValidNumberForRegion(INTERNATIONAL_TOLL_FREE, RegionCode.US));
1167     assertFalse(phoneUtil.isValidNumberForRegion(INTERNATIONAL_TOLL_FREE, RegionCode.ZZ));
1168
1169     PhoneNumber invalidNumber = new PhoneNumber();
1170     // Invalid country calling codes.
1171     invalidNumber.setCountryCode(3923).setNationalNumber(2366L);
1172     assertFalse(phoneUtil.isValidNumberForRegion(invalidNumber, RegionCode.ZZ));
1173     assertFalse(phoneUtil.isValidNumberForRegion(invalidNumber, RegionCode.UN001));
1174     invalidNumber.setCountryCode(0);
1175     assertFalse(phoneUtil.isValidNumberForRegion(invalidNumber, RegionCode.UN001));
1176     assertFalse(phoneUtil.isValidNumberForRegion(invalidNumber, RegionCode.ZZ));
1177   }
1178
1179   public void testIsNotValidNumber() {
1180     assertFalse(phoneUtil.isValidNumber(US_LOCAL_NUMBER));
1181
1182     PhoneNumber invalidNumber = new PhoneNumber();
1183     invalidNumber.setCountryCode(39).setNationalNumber(23661830000L).setItalianLeadingZero(true);
1184     assertFalse(phoneUtil.isValidNumber(invalidNumber));
1185
1186     invalidNumber.clear();
1187     invalidNumber.setCountryCode(44).setNationalNumber(791234567L);
1188     assertFalse(phoneUtil.isValidNumber(invalidNumber));
1189
1190     invalidNumber.clear();
1191     invalidNumber.setCountryCode(49).setNationalNumber(1234L);
1192     assertFalse(phoneUtil.isValidNumber(invalidNumber));
1193
1194     invalidNumber.clear();
1195     invalidNumber.setCountryCode(64).setNationalNumber(3316005L);
1196     assertFalse(phoneUtil.isValidNumber(invalidNumber));
1197
1198     invalidNumber.clear();
1199     // Invalid country calling codes.
1200     invalidNumber.setCountryCode(3923).setNationalNumber(2366L);
1201     assertFalse(phoneUtil.isValidNumber(invalidNumber));
1202     invalidNumber.setCountryCode(0);
1203     assertFalse(phoneUtil.isValidNumber(invalidNumber));
1204
1205     assertFalse(phoneUtil.isValidNumber(INTERNATIONAL_TOLL_FREE_TOO_LONG));
1206   }
1207
1208   public void testGetRegionCodeForCountryCode() {
1209     assertEquals(RegionCode.US, phoneUtil.getRegionCodeForCountryCode(1));
1210     assertEquals(RegionCode.GB, phoneUtil.getRegionCodeForCountryCode(44));
1211     assertEquals(RegionCode.DE, phoneUtil.getRegionCodeForCountryCode(49));
1212     assertEquals(RegionCode.UN001, phoneUtil.getRegionCodeForCountryCode(800));
1213     assertEquals(RegionCode.UN001, phoneUtil.getRegionCodeForCountryCode(979));
1214   }
1215
1216   public void testGetRegionCodeForNumber() {
1217     assertEquals(RegionCode.BS, phoneUtil.getRegionCodeForNumber(BS_NUMBER));
1218     assertEquals(RegionCode.US, phoneUtil.getRegionCodeForNumber(US_NUMBER));
1219     assertEquals(RegionCode.GB, phoneUtil.getRegionCodeForNumber(GB_MOBILE));
1220     assertEquals(RegionCode.UN001, phoneUtil.getRegionCodeForNumber(INTERNATIONAL_TOLL_FREE));
1221     assertEquals(RegionCode.UN001, phoneUtil.getRegionCodeForNumber(UNIVERSAL_PREMIUM_RATE));
1222   }
1223
1224   public void testGetRegionCodesForCountryCode() {
1225     List<String> regionCodesForNANPA = phoneUtil.getRegionCodesForCountryCode(1);
1226     assertTrue(regionCodesForNANPA.contains(RegionCode.US));
1227     assertTrue(regionCodesForNANPA.contains(RegionCode.BS));
1228     assertTrue(phoneUtil.getRegionCodesForCountryCode(44).contains(RegionCode.GB));
1229     assertTrue(phoneUtil.getRegionCodesForCountryCode(49).contains(RegionCode.DE));
1230     assertTrue(phoneUtil.getRegionCodesForCountryCode(800).contains(RegionCode.UN001));
1231     // Test with invalid country calling code.
1232     assertTrue(phoneUtil.getRegionCodesForCountryCode(-1).isEmpty());
1233   }
1234
1235   public void testGetCountryCodeForRegion() {
1236     assertEquals(1, phoneUtil.getCountryCodeForRegion(RegionCode.US));
1237     assertEquals(64, phoneUtil.getCountryCodeForRegion(RegionCode.NZ));
1238     assertEquals(0, phoneUtil.getCountryCodeForRegion(null));
1239     assertEquals(0, phoneUtil.getCountryCodeForRegion(RegionCode.ZZ));
1240     assertEquals(0, phoneUtil.getCountryCodeForRegion(RegionCode.UN001));
1241     // CS is already deprecated so the library doesn't support it.
1242     assertEquals(0, phoneUtil.getCountryCodeForRegion(RegionCode.CS));
1243   }
1244
1245   public void testGetNationalDiallingPrefixForRegion() {
1246     assertEquals("1", phoneUtil.getNddPrefixForRegion(RegionCode.US, false));
1247     // Test non-main country to see it gets the national dialling prefix for the main country with
1248     // that country calling code.
1249     assertEquals("1", phoneUtil.getNddPrefixForRegion(RegionCode.BS, false));
1250     assertEquals("0", phoneUtil.getNddPrefixForRegion(RegionCode.NZ, false));
1251     // Test case with non digit in the national prefix.
1252     assertEquals("0~0", phoneUtil.getNddPrefixForRegion(RegionCode.AO, false));
1253     assertEquals("00", phoneUtil.getNddPrefixForRegion(RegionCode.AO, true));
1254     // Test cases with invalid regions.
1255     assertEquals(null, phoneUtil.getNddPrefixForRegion(null, false));
1256     assertEquals(null, phoneUtil.getNddPrefixForRegion(RegionCode.ZZ, false));
1257     assertEquals(null, phoneUtil.getNddPrefixForRegion(RegionCode.UN001, false));
1258     // CS is already deprecated so the library doesn't support it.
1259     assertEquals(null, phoneUtil.getNddPrefixForRegion(RegionCode.CS, false));
1260   }
1261
1262   public void testIsNANPACountry() {
1263     assertTrue(phoneUtil.isNANPACountry(RegionCode.US));
1264     assertTrue(phoneUtil.isNANPACountry(RegionCode.BS));
1265     assertFalse(phoneUtil.isNANPACountry(RegionCode.DE));
1266     assertFalse(phoneUtil.isNANPACountry(RegionCode.ZZ));
1267     assertFalse(phoneUtil.isNANPACountry(RegionCode.UN001));
1268     assertFalse(phoneUtil.isNANPACountry(null));
1269   }
1270
1271   public void testIsPossibleNumber() {
1272     assertTrue(phoneUtil.isPossibleNumber(US_NUMBER));
1273     assertTrue(phoneUtil.isPossibleNumber(US_LOCAL_NUMBER));
1274     assertTrue(phoneUtil.isPossibleNumber(GB_NUMBER));
1275     assertTrue(phoneUtil.isPossibleNumber(INTERNATIONAL_TOLL_FREE));
1276
1277     assertTrue(phoneUtil.isPossibleNumber("+1 650 253 0000", RegionCode.US));
1278     assertTrue(phoneUtil.isPossibleNumber("+1 650 GOO OGLE", RegionCode.US));
1279     assertTrue(phoneUtil.isPossibleNumber("(650) 253-0000", RegionCode.US));
1280     assertTrue(phoneUtil.isPossibleNumber("253-0000", RegionCode.US));
1281     assertTrue(phoneUtil.isPossibleNumber("+1 650 253 0000", RegionCode.GB));
1282     assertTrue(phoneUtil.isPossibleNumber("+44 20 7031 3000", RegionCode.GB));
1283     assertTrue(phoneUtil.isPossibleNumber("(020) 7031 3000", RegionCode.GB));
1284     assertTrue(phoneUtil.isPossibleNumber("7031 3000", RegionCode.GB));
1285     assertTrue(phoneUtil.isPossibleNumber("3331 6005", RegionCode.NZ));
1286     assertTrue(phoneUtil.isPossibleNumber("+800 1234 5678", RegionCode.UN001));
1287   }
1288
1289   public void testIsPossibleNumberWithReason() {
1290     // National numbers for country calling code +1 that are within 7 to 10 digits are possible.
1291     assertEquals(PhoneNumberUtil.ValidationResult.IS_POSSIBLE,
1292                  phoneUtil.isPossibleNumberWithReason(US_NUMBER));
1293
1294     assertEquals(PhoneNumberUtil.ValidationResult.IS_POSSIBLE,
1295                  phoneUtil.isPossibleNumberWithReason(US_LOCAL_NUMBER));
1296
1297     assertEquals(PhoneNumberUtil.ValidationResult.TOO_LONG,
1298                  phoneUtil.isPossibleNumberWithReason(US_LONG_NUMBER));
1299
1300     PhoneNumber number = new PhoneNumber();
1301     number.setCountryCode(0).setNationalNumber(2530000L);
1302     assertEquals(PhoneNumberUtil.ValidationResult.INVALID_COUNTRY_CODE,
1303                  phoneUtil.isPossibleNumberWithReason(number));
1304
1305     number.clear();
1306     number.setCountryCode(1).setNationalNumber(253000L);
1307     assertEquals(PhoneNumberUtil.ValidationResult.TOO_SHORT,
1308                  phoneUtil.isPossibleNumberWithReason(number));
1309
1310     number.clear();
1311     number.setCountryCode(65).setNationalNumber(1234567890L);
1312     assertEquals(PhoneNumberUtil.ValidationResult.IS_POSSIBLE,
1313                  phoneUtil.isPossibleNumberWithReason(number));
1314
1315     assertEquals(PhoneNumberUtil.ValidationResult.TOO_LONG,
1316                  phoneUtil.isPossibleNumberWithReason(INTERNATIONAL_TOLL_FREE_TOO_LONG));
1317
1318     // Try with number that we don't have metadata for.
1319     PhoneNumber adNumber = new PhoneNumber();
1320     adNumber.setCountryCode(376).setNationalNumber(12345L);
1321     assertEquals(PhoneNumberUtil.ValidationResult.IS_POSSIBLE,
1322                  phoneUtil.isPossibleNumberWithReason(adNumber));
1323     adNumber.setCountryCode(376).setNationalNumber(1L);
1324     assertEquals(PhoneNumberUtil.ValidationResult.TOO_SHORT,
1325                  phoneUtil.isPossibleNumberWithReason(adNumber));
1326     adNumber.setCountryCode(376).setNationalNumber(123456789012345678L);
1327     assertEquals(PhoneNumberUtil.ValidationResult.TOO_LONG,
1328                  phoneUtil.isPossibleNumberWithReason(adNumber));
1329   }
1330
1331   public void testIsNotPossibleNumber() {
1332     assertFalse(phoneUtil.isPossibleNumber(US_LONG_NUMBER));
1333     assertFalse(phoneUtil.isPossibleNumber(INTERNATIONAL_TOLL_FREE_TOO_LONG));
1334
1335     PhoneNumber number = new PhoneNumber();
1336     number.setCountryCode(1).setNationalNumber(253000L);
1337     assertFalse(phoneUtil.isPossibleNumber(number));
1338
1339     number.clear();
1340     number.setCountryCode(44).setNationalNumber(300L);
1341     assertFalse(phoneUtil.isPossibleNumber(number));
1342     assertFalse(phoneUtil.isPossibleNumber("+1 650 253 00000", RegionCode.US));
1343     assertFalse(phoneUtil.isPossibleNumber("(650) 253-00000", RegionCode.US));
1344     assertFalse(phoneUtil.isPossibleNumber("I want a Pizza", RegionCode.US));
1345     assertFalse(phoneUtil.isPossibleNumber("253-000", RegionCode.US));
1346     assertFalse(phoneUtil.isPossibleNumber("1 3000", RegionCode.GB));
1347     assertFalse(phoneUtil.isPossibleNumber("+44 300", RegionCode.GB));
1348     assertFalse(phoneUtil.isPossibleNumber("+800 1234 5678 9", RegionCode.UN001));
1349   }
1350
1351   public void testTruncateTooLongNumber() {
1352     // GB number 080 1234 5678, but entered with 4 extra digits at the end.
1353     PhoneNumber tooLongNumber = new PhoneNumber();
1354     tooLongNumber.setCountryCode(44).setNationalNumber(80123456780123L);
1355     PhoneNumber validNumber = new PhoneNumber();
1356     validNumber.setCountryCode(44).setNationalNumber(8012345678L);
1357     assertTrue(phoneUtil.truncateTooLongNumber(tooLongNumber));
1358     assertEquals(validNumber, tooLongNumber);
1359
1360     // IT number 022 3456 7890, but entered with 3 extra digits at the end.
1361     tooLongNumber.clear();
1362     tooLongNumber.setCountryCode(39).setNationalNumber(2234567890123L).setItalianLeadingZero(true);
1363     validNumber.clear();
1364     validNumber.setCountryCode(39).setNationalNumber(2234567890L).setItalianLeadingZero(true);
1365     assertTrue(phoneUtil.truncateTooLongNumber(tooLongNumber));
1366     assertEquals(validNumber, tooLongNumber);
1367
1368     // US number 650-253-0000, but entered with one additional digit at the end.
1369     tooLongNumber.clear();
1370     tooLongNumber.mergeFrom(US_LONG_NUMBER);
1371     assertTrue(phoneUtil.truncateTooLongNumber(tooLongNumber));
1372     assertEquals(US_NUMBER, tooLongNumber);
1373
1374     tooLongNumber.clear();
1375     tooLongNumber.mergeFrom(INTERNATIONAL_TOLL_FREE_TOO_LONG);
1376     assertTrue(phoneUtil.truncateTooLongNumber(tooLongNumber));
1377     assertEquals(INTERNATIONAL_TOLL_FREE, tooLongNumber);
1378
1379     // Tests what happens when a valid number is passed in.
1380     PhoneNumber validNumberCopy = new PhoneNumber().mergeFrom(validNumber);
1381     assertTrue(phoneUtil.truncateTooLongNumber(validNumber));
1382     // Tests the number is not modified.
1383     assertEquals(validNumberCopy, validNumber);
1384
1385     // Tests what happens when a number with invalid prefix is passed in.
1386     PhoneNumber numberWithInvalidPrefix = new PhoneNumber();
1387     // The test metadata says US numbers cannot have prefix 240.
1388     numberWithInvalidPrefix.setCountryCode(1).setNationalNumber(2401234567L);
1389     PhoneNumber invalidNumberCopy = new PhoneNumber().mergeFrom(numberWithInvalidPrefix);
1390     assertFalse(phoneUtil.truncateTooLongNumber(numberWithInvalidPrefix));
1391     // Tests the number is not modified.
1392     assertEquals(invalidNumberCopy, numberWithInvalidPrefix);
1393
1394     // Tests what happens when a too short number is passed in.
1395     PhoneNumber tooShortNumber = new PhoneNumber().setCountryCode(1).setNationalNumber(1234L);
1396     PhoneNumber tooShortNumberCopy = new PhoneNumber().mergeFrom(tooShortNumber);
1397     assertFalse(phoneUtil.truncateTooLongNumber(tooShortNumber));
1398     // Tests the number is not modified.
1399     assertEquals(tooShortNumberCopy, tooShortNumber);
1400   }
1401
1402   public void testIsViablePhoneNumber() {
1403     assertFalse(PhoneNumberUtil.isViablePhoneNumber("1"));
1404     // Only one or two digits before strange non-possible punctuation.
1405     assertFalse(PhoneNumberUtil.isViablePhoneNumber("1+1+1"));
1406     assertFalse(PhoneNumberUtil.isViablePhoneNumber("80+0"));
1407     // Two digits is viable.
1408     assertTrue(PhoneNumberUtil.isViablePhoneNumber("00"));
1409     assertTrue(PhoneNumberUtil.isViablePhoneNumber("111"));
1410     // Alpha numbers.
1411     assertTrue(PhoneNumberUtil.isViablePhoneNumber("0800-4-pizza"));
1412     assertTrue(PhoneNumberUtil.isViablePhoneNumber("0800-4-PIZZA"));
1413     // We need at least three digits before any alpha characters.
1414     assertFalse(PhoneNumberUtil.isViablePhoneNumber("08-PIZZA"));
1415     assertFalse(PhoneNumberUtil.isViablePhoneNumber("8-PIZZA"));
1416     assertFalse(PhoneNumberUtil.isViablePhoneNumber("12. March"));
1417   }
1418
1419   public void testIsViablePhoneNumberNonAscii() {
1420     // Only one or two digits before possible punctuation followed by more digits.
1421     assertTrue(PhoneNumberUtil.isViablePhoneNumber("1\u300034"));
1422     assertFalse(PhoneNumberUtil.isViablePhoneNumber("1\u30003+4"));
1423     // Unicode variants of possible starting character and other allowed punctuation/digits.
1424     assertTrue(PhoneNumberUtil.isViablePhoneNumber("\uFF081\uFF09\u30003456789"));
1425     // Testing a leading + is okay.
1426     assertTrue(PhoneNumberUtil.isViablePhoneNumber("+1\uFF09\u30003456789"));
1427   }
1428
1429   public void testExtractPossibleNumber() {
1430     // Removes preceding funky punctuation and letters but leaves the rest untouched.
1431     assertEquals("0800-345-600", PhoneNumberUtil.extractPossibleNumber("Tel:0800-345-600"));
1432     assertEquals("0800 FOR PIZZA", PhoneNumberUtil.extractPossibleNumber("Tel:0800 FOR PIZZA"));
1433     // Should not remove plus sign
1434     assertEquals("+800-345-600", PhoneNumberUtil.extractPossibleNumber("Tel:+800-345-600"));
1435     // Should recognise wide digits as possible start values.
1436     assertEquals("\uFF10\uFF12\uFF13",
1437                  PhoneNumberUtil.extractPossibleNumber("\uFF10\uFF12\uFF13"));
1438     // Dashes are not possible start values and should be removed.
1439     assertEquals("\uFF11\uFF12\uFF13",
1440                  PhoneNumberUtil.extractPossibleNumber("Num-\uFF11\uFF12\uFF13"));
1441     // If not possible number present, return empty string.
1442     assertEquals("", PhoneNumberUtil.extractPossibleNumber("Num-...."));
1443     // Leading brackets are stripped - these are not used when parsing.
1444     assertEquals("650) 253-0000", PhoneNumberUtil.extractPossibleNumber("(650) 253-0000"));
1445
1446     // Trailing non-alpha-numeric characters should be removed.
1447     assertEquals("650) 253-0000", PhoneNumberUtil.extractPossibleNumber("(650) 253-0000..- .."));
1448     assertEquals("650) 253-0000", PhoneNumberUtil.extractPossibleNumber("(650) 253-0000."));
1449     // This case has a trailing RTL char.
1450     assertEquals("650) 253-0000", PhoneNumberUtil.extractPossibleNumber("(650) 253-0000\u200F"));
1451   }
1452
1453   public void testMaybeStripNationalPrefix() {
1454     PhoneMetadata metadata = new PhoneMetadata();
1455     metadata.setNationalPrefixForParsing("34");
1456     metadata.setGeneralDesc(new PhoneNumberDesc().setNationalNumberPattern("\\d{4,8}"));
1457     StringBuilder numberToStrip = new StringBuilder("34356778");
1458     String strippedNumber = "356778";
1459     assertTrue(phoneUtil.maybeStripNationalPrefixAndCarrierCode(numberToStrip, metadata, null));
1460     assertEquals("Should have had national prefix stripped.",
1461                  strippedNumber, numberToStrip.toString());
1462     // Retry stripping - now the number should not start with the national prefix, so no more
1463     // stripping should occur.
1464     assertFalse(phoneUtil.maybeStripNationalPrefixAndCarrierCode(numberToStrip, metadata, null));
1465     assertEquals("Should have had no change - no national prefix present.",
1466                  strippedNumber, numberToStrip.toString());
1467     // Some countries have no national prefix. Repeat test with none specified.
1468     metadata.setNationalPrefixForParsing("");
1469     assertFalse(phoneUtil.maybeStripNationalPrefixAndCarrierCode(numberToStrip, metadata, null));
1470     assertEquals("Should not strip anything with empty national prefix.",
1471                  strippedNumber, numberToStrip.toString());
1472     // If the resultant number doesn't match the national rule, it shouldn't be stripped.
1473     metadata.setNationalPrefixForParsing("3");
1474     numberToStrip = new StringBuilder("3123");
1475     strippedNumber = "3123";
1476     assertFalse(phoneUtil.maybeStripNationalPrefixAndCarrierCode(numberToStrip, metadata, null));
1477     assertEquals("Should have had no change - after stripping, it wouldn't have matched " +
1478                  "the national rule.",
1479                  strippedNumber, numberToStrip.toString());
1480     // Test extracting carrier selection code.
1481     metadata.setNationalPrefixForParsing("0(81)?");
1482     numberToStrip = new StringBuilder("08122123456");
1483     strippedNumber = "22123456";
1484     StringBuilder carrierCode = new StringBuilder();
1485     assertTrue(phoneUtil.maybeStripNationalPrefixAndCarrierCode(
1486         numberToStrip, metadata, carrierCode));
1487     assertEquals("81", carrierCode.toString());
1488     assertEquals("Should have had national prefix and carrier code stripped.",
1489                  strippedNumber, numberToStrip.toString());
1490     // If there was a transform rule, check it was applied.
1491     metadata.setNationalPrefixTransformRule("5$15");
1492     // Note that a capturing group is present here.
1493     metadata.setNationalPrefixForParsing("0(\\d{2})");
1494     numberToStrip = new StringBuilder("031123");
1495     String transformedNumber = "5315123";
1496     assertTrue(phoneUtil.maybeStripNationalPrefixAndCarrierCode(numberToStrip, metadata, null));
1497     assertEquals("Should transform the 031 to a 5315.",
1498                  transformedNumber, numberToStrip.toString());
1499   }
1500
1501   public void testMaybeStripInternationalPrefix() {
1502     String internationalPrefix = "00[39]";
1503     StringBuilder numberToStrip = new StringBuilder("0034567700-3898003");
1504     // Note the dash is removed as part of the normalization.
1505     StringBuilder strippedNumber = new StringBuilder("45677003898003");
1506     assertEquals(CountryCodeSource.FROM_NUMBER_WITH_IDD,
1507                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
1508                                                                      internationalPrefix));
1509     assertEquals("The number supplied was not stripped of its international prefix.",
1510                  strippedNumber.toString(), numberToStrip.toString());
1511     // Now the number no longer starts with an IDD prefix, so it should now report
1512     // FROM_DEFAULT_COUNTRY.
1513     assertEquals(CountryCodeSource.FROM_DEFAULT_COUNTRY,
1514                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
1515                                                                      internationalPrefix));
1516
1517     numberToStrip = new StringBuilder("00945677003898003");
1518     assertEquals(CountryCodeSource.FROM_NUMBER_WITH_IDD,
1519                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
1520                                                                      internationalPrefix));
1521     assertEquals("The number supplied was not stripped of its international prefix.",
1522                  strippedNumber.toString(), numberToStrip.toString());
1523     // Test it works when the international prefix is broken up by spaces.
1524     numberToStrip = new StringBuilder("00 9 45677003898003");
1525     assertEquals(CountryCodeSource.FROM_NUMBER_WITH_IDD,
1526                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
1527                                                                      internationalPrefix));
1528     assertEquals("The number supplied was not stripped of its international prefix.",
1529                  strippedNumber.toString(), numberToStrip.toString());
1530     // Now the number no longer starts with an IDD prefix, so it should now report
1531     // FROM_DEFAULT_COUNTRY.
1532     assertEquals(CountryCodeSource.FROM_DEFAULT_COUNTRY,
1533                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
1534                                                                      internationalPrefix));
1535
1536     // Test the + symbol is also recognised and stripped.
1537     numberToStrip = new StringBuilder("+45677003898003");
1538     strippedNumber = new StringBuilder("45677003898003");
1539     assertEquals(CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN,
1540                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
1541                                                                      internationalPrefix));
1542     assertEquals("The number supplied was not stripped of the plus symbol.",
1543                  strippedNumber.toString(), numberToStrip.toString());
1544
1545     // If the number afterwards is a zero, we should not strip this - no country calling code begins
1546     // with 0.
1547     numberToStrip = new StringBuilder("0090112-3123");
1548     strippedNumber = new StringBuilder("00901123123");
1549     assertEquals(CountryCodeSource.FROM_DEFAULT_COUNTRY,
1550                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
1551                                                                      internationalPrefix));
1552     assertEquals("The number supplied had a 0 after the match so shouldn't be stripped.",
1553                  strippedNumber.toString(), numberToStrip.toString());
1554     // Here the 0 is separated by a space from the IDD.
1555     numberToStrip = new StringBuilder("009 0-112-3123");
1556     assertEquals(CountryCodeSource.FROM_DEFAULT_COUNTRY,
1557                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
1558                                                                      internationalPrefix));
1559   }
1560
1561   public void testMaybeExtractCountryCode() {
1562     PhoneNumber number = new PhoneNumber();
1563     PhoneMetadata metadata = phoneUtil.getMetadataForRegion(RegionCode.US);
1564     // Note that for the US, the IDD is 011.
1565     try {
1566       String phoneNumber = "011112-3456789";
1567       String strippedNumber = "123456789";
1568       int countryCallingCode = 1;
1569       StringBuilder numberToFill = new StringBuilder();
1570       assertEquals("Did not extract country calling code " + countryCallingCode + " correctly.",
1571                    countryCallingCode,
1572                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true,
1573                                                      number));
1574       assertEquals("Did not figure out CountryCodeSource correctly",
1575                    CountryCodeSource.FROM_NUMBER_WITH_IDD, number.getCountryCodeSource());
1576       // Should strip and normalize national significant number.
1577       assertEquals("Did not strip off the country calling code correctly.",
1578                    strippedNumber,
1579                    numberToFill.toString());
1580     } catch (NumberParseException e) {
1581       fail("Should not have thrown an exception: " + e.toString());
1582     }
1583     number.clear();
1584     try {
1585       String phoneNumber = "+6423456789";
1586       int countryCallingCode = 64;
1587       StringBuilder numberToFill = new StringBuilder();
1588       assertEquals("Did not extract country calling code " + countryCallingCode + " correctly.",
1589                    countryCallingCode,
1590                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true,
1591                                                      number));
1592       assertEquals("Did not figure out CountryCodeSource correctly",
1593                    CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN, number.getCountryCodeSource());
1594     } catch (NumberParseException e) {
1595       fail("Should not have thrown an exception: " + e.toString());
1596     }
1597     number.clear();
1598     try {
1599       String phoneNumber = "+80012345678";
1600       int countryCallingCode = 800;
1601       StringBuilder numberToFill = new StringBuilder();
1602       assertEquals("Did not extract country calling code " + countryCallingCode + " correctly.",
1603                    countryCallingCode,
1604                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true,
1605                                                      number));
1606       assertEquals("Did not figure out CountryCodeSource correctly",
1607                    CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN, number.getCountryCodeSource());
1608     } catch (NumberParseException e) {
1609       fail("Should not have thrown an exception: " + e.toString());
1610     }
1611     number.clear();
1612     try {
1613       String phoneNumber = "2345-6789";
1614       StringBuilder numberToFill = new StringBuilder();
1615       assertEquals(
1616           "Should not have extracted a country calling code - no international prefix present.",
1617           0,
1618           phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true, number));
1619       assertEquals("Did not figure out CountryCodeSource correctly",
1620                    CountryCodeSource.FROM_DEFAULT_COUNTRY, number.getCountryCodeSource());
1621     } catch (NumberParseException e) {
1622       fail("Should not have thrown an exception: " + e.toString());
1623     }
1624     number.clear();
1625     try {
1626       String phoneNumber = "0119991123456789";
1627       StringBuilder numberToFill = new StringBuilder();
1628       phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true, number);
1629       fail("Should have thrown an exception, no valid country calling code present.");
1630     } catch (NumberParseException e) {
1631       // Expected.
1632       assertEquals("Wrong error type stored in exception.",
1633                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
1634                    e.getErrorType());
1635     }
1636     number.clear();
1637     try {
1638       String phoneNumber = "(1 610) 619 4466";
1639       int countryCallingCode = 1;
1640       StringBuilder numberToFill = new StringBuilder();
1641       assertEquals("Should have extracted the country calling code of the region passed in",
1642                    countryCallingCode,
1643                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true,
1644                                                      number));
1645       assertEquals("Did not figure out CountryCodeSource correctly",
1646                    CountryCodeSource.FROM_NUMBER_WITHOUT_PLUS_SIGN,
1647                    number.getCountryCodeSource());
1648     } catch (NumberParseException e) {
1649       fail("Should not have thrown an exception: " + e.toString());
1650     }
1651     number.clear();
1652     try {
1653       String phoneNumber = "(1 610) 619 4466";
1654       int countryCallingCode = 1;
1655       StringBuilder numberToFill = new StringBuilder();
1656       assertEquals("Should have extracted the country calling code of the region passed in",
1657                    countryCallingCode,
1658                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, false,
1659                                                      number));
1660       assertFalse("Should not contain CountryCodeSource.", number.hasCountryCodeSource());
1661     } catch (NumberParseException e) {
1662       fail("Should not have thrown an exception: " + e.toString());
1663     }
1664     number.clear();
1665     try {
1666       String phoneNumber = "(1 610) 619 446";
1667       StringBuilder numberToFill = new StringBuilder();
1668       assertEquals("Should not have extracted a country calling code - invalid number after " +
1669                    "extraction of uncertain country calling code.",
1670                    0,
1671                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, false,
1672                                                      number));
1673       assertFalse("Should not contain CountryCodeSource.", number.hasCountryCodeSource());
1674     } catch (NumberParseException e) {
1675       fail("Should not have thrown an exception: " + e.toString());
1676     }
1677     number.clear();
1678     try {
1679       String phoneNumber = "(1 610) 619";
1680       StringBuilder numberToFill = new StringBuilder();
1681       assertEquals("Should not have extracted a country calling code - too short number both " +
1682                    "before and after extraction of uncertain country calling code.",
1683                    0,
1684                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true,
1685                                                      number));
1686       assertEquals("Did not figure out CountryCodeSource correctly",
1687                    CountryCodeSource.FROM_DEFAULT_COUNTRY, number.getCountryCodeSource());
1688     } catch (NumberParseException e) {
1689       fail("Should not have thrown an exception: " + e.toString());
1690     }
1691   }
1692
1693   public void testParseNationalNumber() throws Exception {
1694     // National prefix attached.
1695     assertEquals(NZ_NUMBER, phoneUtil.parse("033316005", RegionCode.NZ));
1696     assertEquals(NZ_NUMBER, phoneUtil.parse("33316005", RegionCode.NZ));
1697     // National prefix attached and some formatting present.
1698     assertEquals(NZ_NUMBER, phoneUtil.parse("03-331 6005", RegionCode.NZ));
1699     assertEquals(NZ_NUMBER, phoneUtil.parse("03 331 6005", RegionCode.NZ));
1700     // Test parsing RFC3966 format with a phone context.
1701     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:03-331-6005;phone-context=+64", RegionCode.NZ));
1702     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:331-6005;phone-context=+64-3", RegionCode.NZ));
1703     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:331-6005;phone-context=+64-3", RegionCode.US));
1704     // Test parsing RFC3966 format with optional user-defined parameters. The parameters will appear
1705     // after the context if present.
1706     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:03-331-6005;phone-context=+64;a=%A1",
1707         RegionCode.NZ));
1708     // Test parsing RFC3966 with an ISDN subaddress.
1709     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:03-331-6005;isub=12345;phone-context=+64",
1710         RegionCode.NZ));
1711     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:+64-3-331-6005;isub=12345", RegionCode.NZ));
1712     // Testing international prefixes.
1713     // Should strip country calling code.
1714     assertEquals(NZ_NUMBER, phoneUtil.parse("0064 3 331 6005", RegionCode.NZ));
1715     // Try again, but this time we have an international number with Region Code US. It should
1716     // recognise the country calling code and parse accordingly.
1717     assertEquals(NZ_NUMBER, phoneUtil.parse("01164 3 331 6005", RegionCode.US));
1718     assertEquals(NZ_NUMBER, phoneUtil.parse("+64 3 331 6005", RegionCode.US));
1719     // We should ignore the leading plus here, since it is not followed by a valid country code but
1720     // instead is followed by the IDD for the US.
1721     assertEquals(NZ_NUMBER, phoneUtil.parse("+01164 3 331 6005", RegionCode.US));
1722     assertEquals(NZ_NUMBER, phoneUtil.parse("+0064 3 331 6005", RegionCode.NZ));
1723     assertEquals(NZ_NUMBER, phoneUtil.parse("+ 00 64 3 331 6005", RegionCode.NZ));
1724
1725     assertEquals(US_LOCAL_NUMBER,
1726         phoneUtil.parse("tel:253-0000;phone-context=www.google.com", RegionCode.US));
1727     assertEquals(US_LOCAL_NUMBER,
1728         phoneUtil.parse("tel:253-0000;isub=12345;phone-context=www.google.com", RegionCode.US));
1729     // This is invalid because no "+" sign is present as part of phone-context. The phone context
1730     // is simply ignored in this case just as if it contains a domain.
1731     assertEquals(US_LOCAL_NUMBER,
1732         phoneUtil.parse("tel:2530000;isub=12345;phone-context=1-650", RegionCode.US));
1733     assertEquals(US_LOCAL_NUMBER,
1734         phoneUtil.parse("tel:2530000;isub=12345;phone-context=1234.com", RegionCode.US));
1735
1736     PhoneNumber nzNumber = new PhoneNumber();
1737     nzNumber.setCountryCode(64).setNationalNumber(64123456L);
1738     assertEquals(nzNumber, phoneUtil.parse("64(0)64123456", RegionCode.NZ));
1739     // Check that using a "/" is fine in a phone number.
1740     assertEquals(DE_NUMBER, phoneUtil.parse("301/23456", RegionCode.DE));
1741
1742     PhoneNumber usNumber = new PhoneNumber();
1743     // Check it doesn't use the '1' as a country calling code when parsing if the phone number was
1744     // already possible.
1745     usNumber.setCountryCode(1).setNationalNumber(1234567890L);
1746     assertEquals(usNumber, phoneUtil.parse("123-456-7890", RegionCode.US));
1747
1748     // Test star numbers. Although this is not strictly valid, we would like to make sure we can
1749     // parse the output we produce when formatting the number.
1750     assertEquals(JP_STAR_NUMBER, phoneUtil.parse("+81 *2345", RegionCode.JP));
1751
1752     PhoneNumber shortNumber = new PhoneNumber();
1753     shortNumber.setCountryCode(64).setNationalNumber(12L);
1754     assertEquals(shortNumber, phoneUtil.parse("12", RegionCode.NZ));
1755   }
1756
1757   public void testParseNumberWithAlphaCharacters() throws Exception {
1758     // Test case with alpha characters.
1759     PhoneNumber tollfreeNumber = new PhoneNumber();
1760     tollfreeNumber.setCountryCode(64).setNationalNumber(800332005L);
1761     assertEquals(tollfreeNumber, phoneUtil.parse("0800 DDA 005", RegionCode.NZ));
1762     PhoneNumber premiumNumber = new PhoneNumber();
1763     premiumNumber.setCountryCode(64).setNationalNumber(9003326005L);
1764     assertEquals(premiumNumber, phoneUtil.parse("0900 DDA 6005", RegionCode.NZ));
1765     // Not enough alpha characters for them to be considered intentional, so they are stripped.
1766     assertEquals(premiumNumber, phoneUtil.parse("0900 332 6005a", RegionCode.NZ));
1767     assertEquals(premiumNumber, phoneUtil.parse("0900 332 600a5", RegionCode.NZ));
1768     assertEquals(premiumNumber, phoneUtil.parse("0900 332 600A5", RegionCode.NZ));
1769     assertEquals(premiumNumber, phoneUtil.parse("0900 a332 600A5", RegionCode.NZ));
1770   }
1771
1772   public void testParseMaliciousInput() throws Exception {
1773     // Lots of leading + signs before the possible number.
1774     StringBuilder maliciousNumber = new StringBuilder(6000);
1775     for (int i = 0; i < 6000; i++) {
1776       maliciousNumber.append('+');
1777     }
1778     maliciousNumber.append("12222-33-244 extensioB 343+");
1779     try {
1780       phoneUtil.parse(maliciousNumber.toString(), RegionCode.US);
1781       fail("This should not parse without throwing an exception " + maliciousNumber);
1782     } catch (NumberParseException e) {
1783       // Expected this exception.
1784       assertEquals("Wrong error type stored in exception.",
1785                    NumberParseException.ErrorType.TOO_LONG,
1786                    e.getErrorType());
1787     }
1788     StringBuilder maliciousNumberWithAlmostExt = new StringBuilder(6000);
1789     for (int i = 0; i < 350; i++) {
1790       maliciousNumberWithAlmostExt.append("200");
1791     }
1792     maliciousNumberWithAlmostExt.append(" extensiOB 345");
1793     try {
1794       phoneUtil.parse(maliciousNumberWithAlmostExt.toString(), RegionCode.US);
1795       fail("This should not parse without throwing an exception " + maliciousNumberWithAlmostExt);
1796     } catch (NumberParseException e) {
1797       // Expected this exception.
1798       assertEquals("Wrong error type stored in exception.",
1799                    NumberParseException.ErrorType.TOO_LONG,
1800                    e.getErrorType());
1801     }
1802   }
1803
1804   public void testParseWithInternationalPrefixes() throws Exception {
1805     assertEquals(US_NUMBER, phoneUtil.parse("+1 (650) 253-0000", RegionCode.NZ));
1806     assertEquals(INTERNATIONAL_TOLL_FREE, phoneUtil.parse("011 800 1234 5678", RegionCode.US));
1807     assertEquals(US_NUMBER, phoneUtil.parse("1-650-253-0000", RegionCode.US));
1808     // Calling the US number from Singapore by using different service providers
1809     // 1st test: calling using SingTel IDD service (IDD is 001)
1810     assertEquals(US_NUMBER, phoneUtil.parse("0011-650-253-0000", RegionCode.SG));
1811     // 2nd test: calling using StarHub IDD service (IDD is 008)
1812     assertEquals(US_NUMBER, phoneUtil.parse("0081-650-253-0000", RegionCode.SG));
1813     // 3rd test: calling using SingTel V019 service (IDD is 019)
1814     assertEquals(US_NUMBER, phoneUtil.parse("0191-650-253-0000", RegionCode.SG));
1815     // Calling the US number from Poland
1816     assertEquals(US_NUMBER, phoneUtil.parse("0~01-650-253-0000", RegionCode.PL));
1817     // Using "++" at the start.
1818     assertEquals(US_NUMBER, phoneUtil.parse("++1 (650) 253-0000", RegionCode.PL));
1819   }
1820
1821   public void testParseNonAscii() throws Exception {
1822     // Using a full-width plus sign.
1823     assertEquals(US_NUMBER, phoneUtil.parse("\uFF0B1 (650) 253-0000", RegionCode.SG));
1824     // Using a soft hyphen U+00AD.
1825     assertEquals(US_NUMBER, phoneUtil.parse("1 (650) 253\u00AD-0000", RegionCode.US));
1826     // The whole number, including punctuation, is here represented in full-width form.
1827     assertEquals(US_NUMBER, phoneUtil.parse("\uFF0B\uFF11\u3000\uFF08\uFF16\uFF15\uFF10\uFF09" +
1828                                             "\u3000\uFF12\uFF15\uFF13\uFF0D\uFF10\uFF10\uFF10" +
1829                                             "\uFF10",
1830                                             RegionCode.SG));
1831     // Using U+30FC dash instead.
1832     assertEquals(US_NUMBER, phoneUtil.parse("\uFF0B\uFF11\u3000\uFF08\uFF16\uFF15\uFF10\uFF09" +
1833                                             "\u3000\uFF12\uFF15\uFF13\u30FC\uFF10\uFF10\uFF10" +
1834                                             "\uFF10",
1835                                             RegionCode.SG));
1836
1837     // Using a very strange decimal digit range (Mongolian digits).
1838     assertEquals(US_NUMBER, phoneUtil.parse("\u1811 \u1816\u1815\u1810 " +
1839                                             "\u1812\u1815\u1813 \u1810\u1810\u1810\u1810",
1840                                             RegionCode.US));
1841   }
1842
1843   public void testParseWithLeadingZero() throws Exception {
1844     assertEquals(IT_NUMBER, phoneUtil.parse("+39 02-36618 300", RegionCode.NZ));
1845     assertEquals(IT_NUMBER, phoneUtil.parse("02-36618 300", RegionCode.IT));
1846
1847     assertEquals(IT_MOBILE, phoneUtil.parse("345 678 901", RegionCode.IT));
1848   }
1849
1850   public void testParseNationalNumberArgentina() throws Exception {
1851     // Test parsing mobile numbers of Argentina.
1852     PhoneNumber arNumber = new PhoneNumber();
1853     arNumber.setCountryCode(54).setNationalNumber(93435551212L);
1854     assertEquals(arNumber, phoneUtil.parse("+54 9 343 555 1212", RegionCode.AR));
1855     assertEquals(arNumber, phoneUtil.parse("0343 15 555 1212", RegionCode.AR));
1856
1857     arNumber.clear();
1858     arNumber.setCountryCode(54).setNationalNumber(93715654320L);
1859     assertEquals(arNumber, phoneUtil.parse("+54 9 3715 65 4320", RegionCode.AR));
1860     assertEquals(arNumber, phoneUtil.parse("03715 15 65 4320", RegionCode.AR));
1861     assertEquals(AR_MOBILE, phoneUtil.parse("911 876 54321", RegionCode.AR));
1862
1863     // Test parsing fixed-line numbers of Argentina.
1864     assertEquals(AR_NUMBER, phoneUtil.parse("+54 11 8765 4321", RegionCode.AR));
1865     assertEquals(AR_NUMBER, phoneUtil.parse("011 8765 4321", RegionCode.AR));
1866
1867     arNumber.clear();
1868     arNumber.setCountryCode(54).setNationalNumber(3715654321L);
1869     assertEquals(arNumber, phoneUtil.parse("+54 3715 65 4321", RegionCode.AR));
1870     assertEquals(arNumber, phoneUtil.parse("03715 65 4321", RegionCode.AR));
1871
1872     arNumber.clear();
1873     arNumber.setCountryCode(54).setNationalNumber(2312340000L);
1874     assertEquals(arNumber, phoneUtil.parse("+54 23 1234 0000", RegionCode.AR));
1875     assertEquals(arNumber, phoneUtil.parse("023 1234 0000", RegionCode.AR));
1876   }
1877
1878   public void testParseWithXInNumber() throws Exception {
1879     // Test that having an 'x' in the phone number at the start is ok and that it just gets removed.
1880     assertEquals(AR_NUMBER, phoneUtil.parse("01187654321", RegionCode.AR));
1881     assertEquals(AR_NUMBER, phoneUtil.parse("(0) 1187654321", RegionCode.AR));
1882     assertEquals(AR_NUMBER, phoneUtil.parse("0 1187654321", RegionCode.AR));
1883     assertEquals(AR_NUMBER, phoneUtil.parse("(0xx) 1187654321", RegionCode.AR));
1884     PhoneNumber arFromUs = new PhoneNumber();
1885     arFromUs.setCountryCode(54).setNationalNumber(81429712L);
1886     // This test is intentionally constructed such that the number of digit after xx is larger than
1887     // 7, so that the number won't be mistakenly treated as an extension, as we allow extensions up
1888     // to 7 digits. This assumption is okay for now as all the countries where a carrier selection
1889     // code is written in the form of xx have a national significant number of length larger than 7.
1890     assertEquals(arFromUs, phoneUtil.parse("011xx5481429712", RegionCode.US));
1891   }
1892
1893   public void testParseNumbersMexico() throws Exception {
1894     // Test parsing fixed-line numbers of Mexico.
1895     PhoneNumber mxNumber = new PhoneNumber();
1896     mxNumber.setCountryCode(52).setNationalNumber(4499780001L);
1897     assertEquals(mxNumber, phoneUtil.parse("+52 (449)978-0001", RegionCode.MX));
1898     assertEquals(mxNumber, phoneUtil.parse("01 (449)978-0001", RegionCode.MX));
1899     assertEquals(mxNumber, phoneUtil.parse("(449)978-0001", RegionCode.MX));
1900
1901     // Test parsing mobile numbers of Mexico.
1902     mxNumber.clear();
1903     mxNumber.setCountryCode(52).setNationalNumber(13312345678L);
1904     assertEquals(mxNumber, phoneUtil.parse("+52 1 33 1234-5678", RegionCode.MX));
1905     assertEquals(mxNumber, phoneUtil.parse("044 (33) 1234-5678", RegionCode.MX));
1906     assertEquals(mxNumber, phoneUtil.parse("045 33 1234-5678", RegionCode.MX));
1907   }
1908
1909   public void testFailedParseOnInvalidNumbers() {
1910     try {
1911       String sentencePhoneNumber = "This is not a phone number";
1912       phoneUtil.parse(sentencePhoneNumber, RegionCode.NZ);
1913       fail("This should not parse without throwing an exception " + sentencePhoneNumber);
1914     } catch (NumberParseException e) {
1915       // Expected this exception.
1916       assertEquals("Wrong error type stored in exception.",
1917                    NumberParseException.ErrorType.NOT_A_NUMBER,
1918                    e.getErrorType());
1919     }
1920     try {
1921       String sentencePhoneNumber = "1 Still not a number";
1922       phoneUtil.parse(sentencePhoneNumber, RegionCode.NZ);
1923       fail("This should not parse without throwing an exception " + sentencePhoneNumber);
1924     } catch (NumberParseException e) {
1925       // Expected this exception.
1926       assertEquals("Wrong error type stored in exception.",
1927                    NumberParseException.ErrorType.NOT_A_NUMBER,
1928                    e.getErrorType());
1929     }
1930     try {
1931       String sentencePhoneNumber = "1 MICROSOFT";
1932       phoneUtil.parse(sentencePhoneNumber, RegionCode.NZ);
1933       fail("This should not parse without throwing an exception " + sentencePhoneNumber);
1934     } catch (NumberParseException e) {
1935       // Expected this exception.
1936       assertEquals("Wrong error type stored in exception.",
1937                    NumberParseException.ErrorType.NOT_A_NUMBER,
1938                    e.getErrorType());
1939     }
1940     try {
1941       String sentencePhoneNumber = "12 MICROSOFT";
1942       phoneUtil.parse(sentencePhoneNumber, RegionCode.NZ);
1943       fail("This should not parse without throwing an exception " + sentencePhoneNumber);
1944     } catch (NumberParseException e) {
1945       // Expected this exception.
1946       assertEquals("Wrong error type stored in exception.",
1947                    NumberParseException.ErrorType.NOT_A_NUMBER,
1948                    e.getErrorType());
1949     }
1950     try {
1951       String tooLongPhoneNumber = "01495 72553301873 810104";
1952       phoneUtil.parse(tooLongPhoneNumber, RegionCode.GB);
1953       fail("This should not parse without throwing an exception " + tooLongPhoneNumber);
1954     } catch (NumberParseException e) {
1955       // Expected this exception.
1956       assertEquals("Wrong error type stored in exception.",
1957                    NumberParseException.ErrorType.TOO_LONG,
1958                    e.getErrorType());
1959     }
1960     try {
1961       String plusMinusPhoneNumber = "+---";
1962       phoneUtil.parse(plusMinusPhoneNumber, RegionCode.DE);
1963       fail("This should not parse without throwing an exception " + plusMinusPhoneNumber);
1964     } catch (NumberParseException e) {
1965       // Expected this exception.
1966       assertEquals("Wrong error type stored in exception.",
1967                    NumberParseException.ErrorType.NOT_A_NUMBER,
1968                    e.getErrorType());
1969     }
1970     try {
1971       String plusStar = "+***";
1972       phoneUtil.parse(plusStar, RegionCode.DE);
1973       fail("This should not parse without throwing an exception " + plusStar);
1974     } catch (NumberParseException e) {
1975       // Expected this exception.
1976       assertEquals("Wrong error type stored in exception.",
1977                    NumberParseException.ErrorType.NOT_A_NUMBER,
1978                    e.getErrorType());
1979     }
1980     try {
1981       String plusStarPhoneNumber = "+*******91";
1982       phoneUtil.parse(plusStarPhoneNumber, RegionCode.DE);
1983       fail("This should not parse without throwing an exception " + plusStarPhoneNumber);
1984     } catch (NumberParseException e) {
1985       // Expected this exception.
1986       assertEquals("Wrong error type stored in exception.",
1987                    NumberParseException.ErrorType.NOT_A_NUMBER,
1988                    e.getErrorType());
1989     }
1990     try {
1991       String tooShortPhoneNumber = "+49 0";
1992       phoneUtil.parse(tooShortPhoneNumber, RegionCode.DE);
1993       fail("This should not parse without throwing an exception " + tooShortPhoneNumber);
1994     } catch (NumberParseException e) {
1995       // Expected this exception.
1996       assertEquals("Wrong error type stored in exception.",
1997                    NumberParseException.ErrorType.TOO_SHORT_NSN,
1998                    e.getErrorType());
1999     }
2000     try {
2001       String invalidCountryCode = "+210 3456 56789";
2002       phoneUtil.parse(invalidCountryCode, RegionCode.NZ);
2003       fail("This is not a recognised region code: should fail: " + invalidCountryCode);
2004     } catch (NumberParseException e) {
2005       // Expected this exception.
2006       assertEquals("Wrong error type stored in exception.",
2007                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
2008                    e.getErrorType());
2009     }
2010     try {
2011       String plusAndIddAndInvalidCountryCode = "+ 00 210 3 331 6005";
2012       phoneUtil.parse(plusAndIddAndInvalidCountryCode, RegionCode.NZ);
2013       fail("This should not parse without throwing an exception.");
2014     } catch (NumberParseException e) {
2015       // Expected this exception. 00 is a correct IDD, but 210 is not a valid country code.
2016       assertEquals("Wrong error type stored in exception.",
2017                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
2018                    e.getErrorType());
2019     }
2020     try {
2021       String someNumber = "123 456 7890";
2022       phoneUtil.parse(someNumber, RegionCode.ZZ);
2023       fail("'Unknown' region code not allowed: should fail.");
2024     } catch (NumberParseException e) {
2025       // Expected this exception.
2026       assertEquals("Wrong error type stored in exception.",
2027                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
2028                    e.getErrorType());
2029     }
2030     try {
2031       String someNumber = "123 456 7890";
2032       phoneUtil.parse(someNumber, RegionCode.CS);
2033       fail("Deprecated region code not allowed: should fail.");
2034     } catch (NumberParseException e) {
2035       // Expected this exception.
2036       assertEquals("Wrong error type stored in exception.",
2037                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
2038                    e.getErrorType());
2039     }
2040     try {
2041       String someNumber = "123 456 7890";
2042       phoneUtil.parse(someNumber, null);
2043       fail("Null region code not allowed: should fail.");
2044     } catch (NumberParseException e) {
2045       // Expected this exception.
2046       assertEquals("Wrong error type stored in exception.",
2047                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
2048                    e.getErrorType());
2049     }
2050     try {
2051       String someNumber = "0044------";
2052       phoneUtil.parse(someNumber, RegionCode.GB);
2053       fail("No number provided, only region code: should fail");
2054     } catch (NumberParseException e) {
2055       // Expected this exception.
2056       assertEquals("Wrong error type stored in exception.",
2057                    NumberParseException.ErrorType.TOO_SHORT_AFTER_IDD,
2058                    e.getErrorType());
2059     }
2060     try {
2061       String someNumber = "0044";
2062       phoneUtil.parse(someNumber, RegionCode.GB);
2063       fail("No number provided, only region code: should fail");
2064     } catch (NumberParseException e) {
2065       // Expected this exception.
2066       assertEquals("Wrong error type stored in exception.",
2067                    NumberParseException.ErrorType.TOO_SHORT_AFTER_IDD,
2068                    e.getErrorType());
2069     }
2070     try {
2071       String someNumber = "011";
2072       phoneUtil.parse(someNumber, RegionCode.US);
2073       fail("Only IDD provided - should fail.");
2074     } catch (NumberParseException e) {
2075       // Expected this exception.
2076       assertEquals("Wrong error type stored in exception.",
2077                    NumberParseException.ErrorType.TOO_SHORT_AFTER_IDD,
2078                    e.getErrorType());
2079     }
2080     try {
2081       String someNumber = "0119";
2082       phoneUtil.parse(someNumber, RegionCode.US);
2083       fail("Only IDD provided and then 9 - should fail.");
2084     } catch (NumberParseException e) {
2085       // Expected this exception.
2086       assertEquals("Wrong error type stored in exception.",
2087                    NumberParseException.ErrorType.TOO_SHORT_AFTER_IDD,
2088                    e.getErrorType());
2089     }
2090     try {
2091       String emptyNumber = "";
2092       // Invalid region.
2093       phoneUtil.parse(emptyNumber, RegionCode.ZZ);
2094       fail("Empty string - should fail.");
2095     } catch (NumberParseException e) {
2096       // Expected this exception.
2097       assertEquals("Wrong error type stored in exception.",
2098                    NumberParseException.ErrorType.NOT_A_NUMBER,
2099                    e.getErrorType());
2100     }
2101     try {
2102       String nullNumber = null;
2103       // Invalid region.
2104       phoneUtil.parse(nullNumber, RegionCode.ZZ);
2105       fail("Null string - should fail.");
2106     } catch (NumberParseException e) {
2107       // Expected this exception.
2108       assertEquals("Wrong error type stored in exception.",
2109                    NumberParseException.ErrorType.NOT_A_NUMBER,
2110                    e.getErrorType());
2111     } catch (NullPointerException e) {
2112       fail("Null string - but should not throw a null pointer exception.");
2113     }
2114     try {
2115       String nullNumber = null;
2116       phoneUtil.parse(nullNumber, RegionCode.US);
2117       fail("Null string - should fail.");
2118     } catch (NumberParseException e) {
2119       // Expected this exception.
2120       assertEquals("Wrong error type stored in exception.",
2121                    NumberParseException.ErrorType.NOT_A_NUMBER,
2122                    e.getErrorType());
2123     } catch (NullPointerException e) {
2124       fail("Null string - but should not throw a null pointer exception.");
2125     }
2126     try {
2127       String domainRfcPhoneContext = "tel:555-1234;phone-context=www.google.com";
2128       phoneUtil.parse(domainRfcPhoneContext, RegionCode.ZZ);
2129       fail("'Unknown' region code not allowed: should fail.");
2130     } catch (NumberParseException e) {
2131       // Expected this exception.
2132       assertEquals("Wrong error type stored in exception.",
2133                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
2134                    e.getErrorType());
2135     }
2136     try {
2137       // This is invalid because no "+" sign is present as part of phone-context. This should not
2138       // succeed in being parsed.
2139       String invalidRfcPhoneContext = "tel:555-1234;phone-context=1-331";
2140       phoneUtil.parse(invalidRfcPhoneContext, RegionCode.ZZ);
2141       fail("'Unknown' region code not allowed: should fail.");
2142     } catch (NumberParseException e) {
2143       // Expected this exception.
2144       assertEquals("Wrong error type stored in exception.",
2145                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
2146                    e.getErrorType());
2147     }
2148   }
2149
2150   public void testParseNumbersWithPlusWithNoRegion() throws Exception {
2151     // RegionCode.ZZ is allowed only if the number starts with a '+' - then the country calling code
2152     // can be calculated.
2153     assertEquals(NZ_NUMBER, phoneUtil.parse("+64 3 331 6005", RegionCode.ZZ));
2154     // Test with full-width plus.
2155     assertEquals(NZ_NUMBER, phoneUtil.parse("\uFF0B64 3 331 6005", RegionCode.ZZ));
2156     // Test with normal plus but leading characters that need to be stripped.
2157     assertEquals(NZ_NUMBER, phoneUtil.parse("Tel: +64 3 331 6005", RegionCode.ZZ));
2158     assertEquals(NZ_NUMBER, phoneUtil.parse("+64 3 331 6005", null));
2159     assertEquals(INTERNATIONAL_TOLL_FREE, phoneUtil.parse("+800 1234 5678", null));
2160     assertEquals(UNIVERSAL_PREMIUM_RATE, phoneUtil.parse("+979 123 456 789", null));
2161
2162     // Test parsing RFC3966 format with a phone context.
2163     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:03-331-6005;phone-context=+64", RegionCode.ZZ));
2164     assertEquals(NZ_NUMBER, phoneUtil.parse("  tel:03-331-6005;phone-context=+64", RegionCode.ZZ));
2165     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:03-331-6005;isub=12345;phone-context=+64",
2166         RegionCode.ZZ));
2167
2168     // It is important that we set the carrier code to an empty string, since we used
2169     // ParseAndKeepRawInput and no carrier code was found.
2170     PhoneNumber nzNumberWithRawInput = new PhoneNumber().mergeFrom(NZ_NUMBER).
2171         setRawInput("+64 3 331 6005").
2172         setCountryCodeSource(CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN).
2173         setPreferredDomesticCarrierCode("");
2174     assertEquals(nzNumberWithRawInput, phoneUtil.parseAndKeepRawInput("+64 3 331 6005",
2175                                                                       RegionCode.ZZ));
2176     // Null is also allowed for the region code in these cases.
2177     assertEquals(nzNumberWithRawInput, phoneUtil.parseAndKeepRawInput("+64 3 331 6005", null));
2178   }
2179
2180   public void testParseNumberTooShortIfNationalPrefixStripped() throws Exception {
2181     // Test that a number whose first digits happen to coincide with the national prefix does not
2182     // get them stripped if doing so would result in a number too short to be a possible (regular
2183     // length) phone number for that region.
2184     PhoneNumber byNumber = new PhoneNumber().setCountryCode(375).setNationalNumber(8123L);
2185     assertEquals(byNumber, phoneUtil.parse("8123", RegionCode.BY));
2186     byNumber.setNationalNumber(81234L);
2187     assertEquals(byNumber, phoneUtil.parse("81234", RegionCode.BY));
2188
2189     // The prefix doesn't get stripped, since the input is a viable 6-digit number, whereas the
2190     // result of stripping is only 5 digits.
2191     byNumber.setNationalNumber(812345L);
2192     assertEquals(byNumber, phoneUtil.parse("812345", RegionCode.BY));
2193
2194     // The prefix gets stripped, since only 6-digit numbers are possible.
2195     byNumber.setNationalNumber(123456L);
2196     assertEquals(byNumber, phoneUtil.parse("8123456", RegionCode.BY));
2197   }
2198
2199   public void testParseExtensions() throws Exception {
2200     PhoneNumber nzNumber = new PhoneNumber();
2201     nzNumber.setCountryCode(64).setNationalNumber(33316005L).setExtension("3456");
2202     assertEquals(nzNumber, phoneUtil.parse("03 331 6005 ext 3456", RegionCode.NZ));
2203     assertEquals(nzNumber, phoneUtil.parse("03-3316005x3456", RegionCode.NZ));
2204     assertEquals(nzNumber, phoneUtil.parse("03-3316005 int.3456", RegionCode.NZ));
2205     assertEquals(nzNumber, phoneUtil.parse("03 3316005 #3456", RegionCode.NZ));
2206     // Test the following do not extract extensions:
2207     assertEquals(ALPHA_NUMERIC_NUMBER, phoneUtil.parse("1800 six-flags", RegionCode.US));
2208     assertEquals(ALPHA_NUMERIC_NUMBER, phoneUtil.parse("1800 SIX FLAGS", RegionCode.US));
2209     assertEquals(ALPHA_NUMERIC_NUMBER, phoneUtil.parse("0~0 1800 7493 5247", RegionCode.PL));
2210     assertEquals(ALPHA_NUMERIC_NUMBER, phoneUtil.parse("(1800) 7493.5247", RegionCode.US));
2211     // Check that the last instance of an extension token is matched.
2212     PhoneNumber extnNumber = new PhoneNumber().mergeFrom(ALPHA_NUMERIC_NUMBER).setExtension("1234");
2213     assertEquals(extnNumber, phoneUtil.parse("0~0 1800 7493 5247 ~1234", RegionCode.PL));
2214     // Verifying bug-fix where the last digit of a number was previously omitted if it was a 0 when
2215     // extracting the extension. Also verifying a few different cases of extensions.
2216     PhoneNumber ukNumber = new PhoneNumber();
2217     ukNumber.setCountryCode(44).setNationalNumber(2034567890L).setExtension("456");
2218     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890x456", RegionCode.NZ));
2219     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890x456", RegionCode.GB));
2220     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890 x456", RegionCode.GB));
2221     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890 X456", RegionCode.GB));
2222     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890 X 456", RegionCode.GB));
2223     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890 X  456", RegionCode.GB));
2224     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890 x 456  ", RegionCode.GB));
2225     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890  X 456", RegionCode.GB));
2226     assertEquals(ukNumber, phoneUtil.parse("+44-2034567890;ext=456", RegionCode.GB));
2227     assertEquals(ukNumber, phoneUtil.parse("tel:2034567890;ext=456;phone-context=+44",
2228                                            RegionCode.ZZ));
2229     // Full-width extension, "extn" only.
2230     assertEquals(ukNumber, phoneUtil.parse("+442034567890\uFF45\uFF58\uFF54\uFF4E456",
2231                                            RegionCode.GB));
2232     // "xtn" only.
2233     assertEquals(ukNumber, phoneUtil.parse("+442034567890\uFF58\uFF54\uFF4E456",
2234                                            RegionCode.GB));
2235     // "xt" only.
2236     assertEquals(ukNumber, phoneUtil.parse("+442034567890\uFF58\uFF54456",
2237                                            RegionCode.GB));
2238
2239     PhoneNumber usWithExtension = new PhoneNumber();
2240     usWithExtension.setCountryCode(1).setNationalNumber(8009013355L).setExtension("7246433");
2241     assertEquals(usWithExtension, phoneUtil.parse("(800) 901-3355 x 7246433", RegionCode.US));
2242     assertEquals(usWithExtension, phoneUtil.parse("(800) 901-3355 , ext 7246433", RegionCode.US));
2243     assertEquals(usWithExtension,
2244                  phoneUtil.parse("(800) 901-3355 ,extension 7246433", RegionCode.US));
2245     assertEquals(usWithExtension,
2246                  phoneUtil.parse("(800) 901-3355 ,extensi\u00F3n 7246433", RegionCode.US));
2247     // Repeat with the small letter o with acute accent created by combining characters.
2248     assertEquals(usWithExtension,
2249                  phoneUtil.parse("(800) 901-3355 ,extensio\u0301n 7246433", RegionCode.US));
2250     assertEquals(usWithExtension, phoneUtil.parse("(800) 901-3355 , 7246433", RegionCode.US));
2251     assertEquals(usWithExtension, phoneUtil.parse("(800) 901-3355 ext: 7246433", RegionCode.US));
2252
2253     // Test that if a number has two extensions specified, we ignore the second.
2254     PhoneNumber usWithTwoExtensionsNumber = new PhoneNumber();
2255     usWithTwoExtensionsNumber.setCountryCode(1).setNationalNumber(2121231234L).setExtension("508");
2256     assertEquals(usWithTwoExtensionsNumber, phoneUtil.parse("(212)123-1234 x508/x1234",
2257                                                             RegionCode.US));
2258     assertEquals(usWithTwoExtensionsNumber, phoneUtil.parse("(212)123-1234 x508/ x1234",
2259                                                             RegionCode.US));
2260     assertEquals(usWithTwoExtensionsNumber, phoneUtil.parse("(212)123-1234 x508\\x1234",
2261                                                             RegionCode.US));
2262
2263     // Test parsing numbers in the form (645) 123-1234-910# works, where the last 3 digits before
2264     // the # are an extension.
2265     usWithExtension.clear();
2266     usWithExtension.setCountryCode(1).setNationalNumber(6451231234L).setExtension("910");
2267     assertEquals(usWithExtension, phoneUtil.parse("+1 (645) 123 1234-910#", RegionCode.US));
2268     // Retry with the same number in a slightly different format.
2269     assertEquals(usWithExtension, phoneUtil.parse("+1 (645) 123 1234 ext. 910#", RegionCode.US));
2270   }
2271
2272   public void testParseAndKeepRaw() throws Exception {
2273     PhoneNumber alphaNumericNumber = new PhoneNumber().mergeFrom(ALPHA_NUMERIC_NUMBER).
2274         setRawInput("800 six-flags").
2275         setCountryCodeSource(CountryCodeSource.FROM_DEFAULT_COUNTRY).
2276         setPreferredDomesticCarrierCode("");
2277     assertEquals(alphaNumericNumber,
2278                  phoneUtil.parseAndKeepRawInput("800 six-flags", RegionCode.US));
2279
2280     PhoneNumber shorterAlphaNumber = new PhoneNumber().
2281         setCountryCode(1).setNationalNumber(8007493524L).
2282         setRawInput("1800 six-flag").
2283         setCountryCodeSource(CountryCodeSource.FROM_NUMBER_WITHOUT_PLUS_SIGN).
2284         setPreferredDomesticCarrierCode("");
2285     assertEquals(shorterAlphaNumber,
2286                  phoneUtil.parseAndKeepRawInput("1800 six-flag", RegionCode.US));
2287
2288     shorterAlphaNumber.setRawInput("+1800 six-flag").
2289         setCountryCodeSource(CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN);
2290     assertEquals(shorterAlphaNumber,
2291                  phoneUtil.parseAndKeepRawInput("+1800 six-flag", RegionCode.NZ));
2292
2293     shorterAlphaNumber.setRawInput("001800 six-flag").
2294         setCountryCodeSource(CountryCodeSource.FROM_NUMBER_WITH_IDD);
2295     assertEquals(shorterAlphaNumber,
2296                  phoneUtil.parseAndKeepRawInput("001800 six-flag", RegionCode.NZ));
2297
2298     // Invalid region code supplied.
2299     try {
2300       phoneUtil.parseAndKeepRawInput("123 456 7890", RegionCode.CS);
2301       fail("Deprecated region code not allowed: should fail.");
2302     } catch (NumberParseException e) {
2303       // Expected this exception.
2304       assertEquals("Wrong error type stored in exception.",
2305                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
2306                    e.getErrorType());
2307     }
2308
2309     PhoneNumber koreanNumber = new PhoneNumber();
2310     koreanNumber.setCountryCode(82).setNationalNumber(22123456).setRawInput("08122123456").
2311         setCountryCodeSource(CountryCodeSource.FROM_DEFAULT_COUNTRY).
2312         setPreferredDomesticCarrierCode("81");
2313     assertEquals(koreanNumber, phoneUtil.parseAndKeepRawInput("08122123456", RegionCode.KR));
2314   }
2315
2316   public void testParseItalianLeadingZeros() throws Exception {
2317     // Test the number "011".
2318     PhoneNumber oneZero = new PhoneNumber();
2319     oneZero.setCountryCode(61).setNationalNumber(11L).setItalianLeadingZero(true);
2320     assertEquals(oneZero, phoneUtil.parse("011", RegionCode.AU));
2321
2322     // Test the number "001".
2323     PhoneNumber twoZeros = new PhoneNumber();
2324     twoZeros.setCountryCode(61).setNationalNumber(1).setItalianLeadingZero(true)
2325         .setNumberOfLeadingZeros(2);
2326     assertEquals(twoZeros, phoneUtil.parse("001", RegionCode.AU));
2327
2328     // Test the number "000". This number has 2 leading zeros.
2329     PhoneNumber stillTwoZeros = new PhoneNumber();
2330     stillTwoZeros.setCountryCode(61).setNationalNumber(0L).setItalianLeadingZero(true)
2331         .setNumberOfLeadingZeros(2);
2332     assertEquals(stillTwoZeros, phoneUtil.parse("000", RegionCode.AU));
2333
2334     // Test the number "0000". This number has 3 leading zeros.
2335     PhoneNumber threeZeros = new PhoneNumber();
2336     threeZeros.setCountryCode(61).setNationalNumber(0L).setItalianLeadingZero(true)
2337         .setNumberOfLeadingZeros(3);
2338     assertEquals(threeZeros, phoneUtil.parse("0000", RegionCode.AU));
2339   }
2340
2341   public void testCountryWithNoNumberDesc() {
2342     // Andorra is a country where we don't have PhoneNumberDesc info in the metadata.
2343     PhoneNumber adNumber = new PhoneNumber();
2344     adNumber.setCountryCode(376).setNationalNumber(12345L);
2345     assertEquals("+376 12345", phoneUtil.format(adNumber, PhoneNumberFormat.INTERNATIONAL));
2346     assertEquals("+37612345", phoneUtil.format(adNumber, PhoneNumberFormat.E164));
2347     assertEquals("12345", phoneUtil.format(adNumber, PhoneNumberFormat.NATIONAL));
2348     assertEquals(PhoneNumberUtil.PhoneNumberType.UNKNOWN, phoneUtil.getNumberType(adNumber));
2349     assertTrue(phoneUtil.isValidNumber(adNumber));
2350
2351     // Test dialing a US number from within Andorra.
2352     assertEquals("00 1 650 253 0000",
2353                  phoneUtil.formatOutOfCountryCallingNumber(US_NUMBER, RegionCode.AD));
2354   }
2355
2356   public void testUnknownCountryCallingCode() {
2357     assertFalse(phoneUtil.isValidNumber(UNKNOWN_COUNTRY_CODE_NO_RAW_INPUT));
2358     // It's not very well defined as to what the E164 representation for a number with an invalid
2359     // country calling code is, but just prefixing the country code and national number is about
2360     // the best we can do.
2361     assertEquals("+212345",
2362         phoneUtil.format(UNKNOWN_COUNTRY_CODE_NO_RAW_INPUT, PhoneNumberFormat.E164));
2363   }
2364
2365   public void testIsNumberMatchMatches() throws Exception {
2366     // Test simple matches where formatting is different, or leading zeros, or country calling code
2367     // has been specified.
2368     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2369                  phoneUtil.isNumberMatch("+64 3 331 6005", "+64 03 331 6005"));
2370     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2371                  phoneUtil.isNumberMatch("+800 1234 5678", "+80012345678"));
2372     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2373                  phoneUtil.isNumberMatch("+64 03 331-6005", "+64 03331 6005"));
2374     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2375                  phoneUtil.isNumberMatch("+643 331-6005", "+64033316005"));
2376     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2377                  phoneUtil.isNumberMatch("+643 331-6005", "+6433316005"));
2378     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2379                  phoneUtil.isNumberMatch("+64 3 331-6005", "+6433316005"));
2380     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2381                  phoneUtil.isNumberMatch("+64 3 331-6005", "tel:+64-3-331-6005;isub=123"));
2382     // Test alpha numbers.
2383     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2384                  phoneUtil.isNumberMatch("+1800 siX-Flags", "+1 800 7493 5247"));
2385     // Test numbers with extensions.
2386     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2387                  phoneUtil.isNumberMatch("+64 3 331-6005 extn 1234", "+6433316005#1234"));
2388     // Test proto buffers.
2389     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2390                  phoneUtil.isNumberMatch(NZ_NUMBER, "+6403 331 6005"));
2391
2392     PhoneNumber nzNumber = new PhoneNumber().mergeFrom(NZ_NUMBER).setExtension("3456");
2393     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2394                  phoneUtil.isNumberMatch(nzNumber, "+643 331 6005 ext 3456"));
2395     // Check empty extensions are ignored.
2396     nzNumber.setExtension("");
2397     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2398                  phoneUtil.isNumberMatch(nzNumber, "+6403 331 6005"));
2399     // Check variant with two proto buffers.
2400     assertEquals("Number " + nzNumber.toString() + " did not match " + NZ_NUMBER.toString(),
2401                  PhoneNumberUtil.MatchType.EXACT_MATCH,
2402                  phoneUtil.isNumberMatch(nzNumber, NZ_NUMBER));
2403
2404     // Check raw_input, country_code_source and preferred_domestic_carrier_code are ignored.
2405     PhoneNumber brNumberOne = new PhoneNumber();
2406     PhoneNumber brNumberTwo = new PhoneNumber();
2407     brNumberOne.setCountryCode(55).setNationalNumber(3121286979L)
2408         .setCountryCodeSource(PhoneNumber.CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN)
2409         .setPreferredDomesticCarrierCode("12").setRawInput("012 3121286979");
2410     brNumberTwo.setCountryCode(55).setNationalNumber(3121286979L)
2411         .setCountryCodeSource(PhoneNumber.CountryCodeSource.FROM_DEFAULT_COUNTRY)
2412         .setPreferredDomesticCarrierCode("14").setRawInput("143121286979");
2413     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
2414                  phoneUtil.isNumberMatch(brNumberOne, brNumberTwo));
2415   }
2416
2417   public void testIsNumberMatchNonMatches() throws Exception {
2418     // Non-matches.
2419     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
2420                  phoneUtil.isNumberMatch("03 331 6005", "03 331 6006"));
2421     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
2422                  phoneUtil.isNumberMatch("+800 1234 5678", "+1 800 1234 5678"));
2423     // Different country calling code, partial number match.
2424     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
2425                  phoneUtil.isNumberMatch("+64 3 331-6005", "+16433316005"));
2426     // Different country calling code, same number.
2427     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
2428                  phoneUtil.isNumberMatch("+64 3 331-6005", "+6133316005"));
2429     // Extension different, all else the same.
2430     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
2431                  phoneUtil.isNumberMatch("+64 3 331-6005 extn 1234", "0116433316005#1235"));
2432     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
2433                  phoneUtil.isNumberMatch(
2434                      "+64 3 331-6005 extn 1234", "tel:+64-3-331-6005;ext=1235"));
2435     // NSN matches, but extension is different - not the same number.
2436     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
2437                  phoneUtil.isNumberMatch("+64 3 331-6005 ext.1235", "3 331 6005#1234"));
2438
2439     // Invalid numbers that can't be parsed.
2440     assertEquals(PhoneNumberUtil.MatchType.NOT_A_NUMBER,
2441                  phoneUtil.isNumberMatch("4", "3 331 6043"));
2442     assertEquals(PhoneNumberUtil.MatchType.NOT_A_NUMBER,
2443                  phoneUtil.isNumberMatch("+43", "+64 3 331 6005"));
2444     assertEquals(PhoneNumberUtil.MatchType.NOT_A_NUMBER,
2445                  phoneUtil.isNumberMatch("+43", "64 3 331 6005"));
2446     assertEquals(PhoneNumberUtil.MatchType.NOT_A_NUMBER,
2447                  phoneUtil.isNumberMatch("Dog", "64 3 331 6005"));
2448   }
2449
2450   public void testIsNumberMatchNsnMatches() throws Exception {
2451     // NSN matches.
2452     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
2453                  phoneUtil.isNumberMatch("+64 3 331-6005", "03 331 6005"));
2454     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
2455                  phoneUtil.isNumberMatch(
2456                      "+64 3 331-6005", "tel:03-331-6005;isub=1234;phone-context=abc.nz"));
2457     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
2458                  phoneUtil.isNumberMatch(NZ_NUMBER, "03 331 6005"));
2459     // Here the second number possibly starts with the country calling code for New Zealand,
2460     // although we are unsure.
2461     PhoneNumber unchangedNzNumber = new PhoneNumber().mergeFrom(NZ_NUMBER);
2462     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
2463                  phoneUtil.isNumberMatch(unchangedNzNumber, "(64-3) 331 6005"));
2464     // Check the phone number proto was not edited during the method call.
2465     assertEquals(NZ_NUMBER, unchangedNzNumber);
2466
2467     // Here, the 1 might be a national prefix, if we compare it to the US number, so the resultant
2468     // match is an NSN match.
2469     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
2470                  phoneUtil.isNumberMatch(US_NUMBER, "1-650-253-0000"));
2471     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
2472                  phoneUtil.isNumberMatch(US_NUMBER, "6502530000"));
2473     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
2474                  phoneUtil.isNumberMatch("+1 650-253 0000", "1 650 253 0000"));
2475     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
2476                  phoneUtil.isNumberMatch("1 650-253 0000", "1 650 253 0000"));
2477     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
2478                  phoneUtil.isNumberMatch("1 650-253 0000", "+1 650 253 0000"));
2479     // For this case, the match will be a short NSN match, because we cannot assume that the 1 might
2480     // be a national prefix, so don't remove it when parsing.
2481     PhoneNumber randomNumber = new PhoneNumber();
2482     randomNumber.setCountryCode(41).setNationalNumber(6502530000L);
2483     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2484                  phoneUtil.isNumberMatch(randomNumber, "1-650-253-0000"));
2485   }
2486
2487   public void testIsNumberMatchShortNsnMatches() throws Exception {
2488     // Short NSN matches with the country not specified for either one or both numbers.
2489     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2490                  phoneUtil.isNumberMatch("+64 3 331-6005", "331 6005"));
2491     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2492                  phoneUtil.isNumberMatch("+64 3 331-6005", "tel:331-6005;phone-context=abc.nz"));
2493     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2494                  phoneUtil.isNumberMatch("+64 3 331-6005",
2495                      "tel:331-6005;isub=1234;phone-context=abc.nz"));
2496     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2497                  phoneUtil.isNumberMatch("+64 3 331-6005",
2498                      "tel:331-6005;isub=1234;phone-context=abc.nz;a=%A1"));
2499     // We did not know that the "0" was a national prefix since neither number has a country code,
2500     // so this is considered a SHORT_NSN_MATCH.
2501     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2502                  phoneUtil.isNumberMatch("3 331-6005", "03 331 6005"));
2503     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2504                  phoneUtil.isNumberMatch("3 331-6005", "331 6005"));
2505     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2506                  phoneUtil.isNumberMatch("3 331-6005", "tel:331-6005;phone-context=abc.nz"));
2507     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2508                  phoneUtil.isNumberMatch("3 331-6005", "+64 331 6005"));
2509     // Short NSN match with the country specified.
2510     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2511                  phoneUtil.isNumberMatch("03 331-6005", "331 6005"));
2512     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2513                  phoneUtil.isNumberMatch("1 234 345 6789", "345 6789"));
2514     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2515                  phoneUtil.isNumberMatch("+1 (234) 345 6789", "345 6789"));
2516     // NSN matches, country calling code omitted for one number, extension missing for one.
2517     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2518                  phoneUtil.isNumberMatch("+64 3 331-6005", "3 331 6005#1234"));
2519     // One has Italian leading zero, one does not.
2520     PhoneNumber italianNumberOne = new PhoneNumber();
2521     italianNumberOne.setCountryCode(39).setNationalNumber(1234L).setItalianLeadingZero(true);
2522     PhoneNumber italianNumberTwo = new PhoneNumber();
2523     italianNumberTwo.setCountryCode(39).setNationalNumber(1234L);
2524     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2525                  phoneUtil.isNumberMatch(italianNumberOne, italianNumberTwo));
2526     // One has an extension, the other has an extension of "".
2527     italianNumberOne.setExtension("1234").clearItalianLeadingZero();
2528     italianNumberTwo.setExtension("");
2529     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
2530                  phoneUtil.isNumberMatch(italianNumberOne, italianNumberTwo));
2531   }
2532
2533   public void testCanBeInternationallyDialled() throws Exception {
2534     // We have no-international-dialling rules for the US in our test metadata that say that
2535     // toll-free numbers cannot be dialled internationally.
2536     assertFalse(phoneUtil.canBeInternationallyDialled(US_TOLLFREE));
2537
2538     // Normal US numbers can be internationally dialled.
2539     assertTrue(phoneUtil.canBeInternationallyDialled(US_NUMBER));
2540
2541     // Invalid number.
2542     assertTrue(phoneUtil.canBeInternationallyDialled(US_LOCAL_NUMBER));
2543
2544     // We have no data for NZ - should return true.
2545     assertTrue(phoneUtil.canBeInternationallyDialled(NZ_NUMBER));
2546     assertTrue(phoneUtil.canBeInternationallyDialled(INTERNATIONAL_TOLL_FREE));
2547   }
2548
2549   public void testIsAlphaNumber() throws Exception {
2550     assertTrue(phoneUtil.isAlphaNumber("1800 six-flags"));
2551     assertTrue(phoneUtil.isAlphaNumber("1800 six-flags ext. 1234"));
2552     assertTrue(phoneUtil.isAlphaNumber("+800 six-flags"));
2553     assertTrue(phoneUtil.isAlphaNumber("180 six-flags"));
2554     assertFalse(phoneUtil.isAlphaNumber("1800 123-1234"));
2555     assertFalse(phoneUtil.isAlphaNumber("1 six-flags"));
2556     assertFalse(phoneUtil.isAlphaNumber("18 six-flags"));
2557     assertFalse(phoneUtil.isAlphaNumber("1800 123-1234 extension: 1234"));
2558     assertFalse(phoneUtil.isAlphaNumber("+800 1234-1234"));
2559   }
2560
2561   public void testIsMobileNumberPortableRegion() {
2562     assertTrue(phoneUtil.isMobileNumberPortableRegion(RegionCode.US));
2563     assertTrue(phoneUtil.isMobileNumberPortableRegion(RegionCode.GB));
2564     assertFalse(phoneUtil.isMobileNumberPortableRegion(RegionCode.AE));
2565     assertFalse(phoneUtil.isMobileNumberPortableRegion(RegionCode.BS));
2566   }
2567 }