src/components/json_schema/json_schema_validator_unittest_base.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "components/json_schema/json_schema_validator_unittest_base.h"
   6
   7 #include <cfloat>
   8 #include <cmath>
   9 #include <limits>
  10
  11 #include "base/base_paths.h"
  12 #include "base/file_util.h"
  13 #include "base/json/json_file_value_serializer.h"
  14 #include "base/logging.h"
  15 #include "base/memory/scoped_ptr.h"
  16 #include "base/path_service.h"
  17 #include "base/strings/stringprintf.h"
  18 #include "base/values.h"
  19 #include "components/json_schema/json_schema_constants.h"
  20 #include "components/json_schema/json_schema_validator.h"
  21
  22 namespace schema = json_schema_constants;
  23
  24 namespace {
  25
  26 #define TEST_SOURCE base::StringPrintf("%s:%i", __FILE__, __LINE__)
  27
  28 base::Value* LoadValue(const std::string& filename) {
  29   base::FilePath path;
  30   PathService::Get(base::DIR_SOURCE_ROOT, &path);
  31   path = path.AppendASCII("components")
  32              .AppendASCII("test")
  33              .AppendASCII("data")
  34              .AppendASCII("json_schema")
  35              .AppendASCII(filename);
  36   EXPECT_TRUE(base::PathExists(path));
  37
  38   std::string error_message;
  39   JSONFileValueSerializer serializer(path);
  40   base::Value* result = serializer.Deserialize(NULL, &error_message);
  41   if (!result)
  42     ADD_FAILURE() << "Could not parse JSON: " << error_message;
  43   return result;
  44 }
  45
  46 base::Value* LoadValue(const std::string& filename, base::Value::Type type) {
  47   scoped_ptr<base::Value> result(LoadValue(filename));
  48   if (!result.get())
  49     return NULL;
  50   if (!result->IsType(type)) {
  51     ADD_FAILURE() << "Expected type " << type << ", got: " << result->GetType();
  52     return NULL;
  53   }
  54   return result.release();
  55 }
  56
  57 base::ListValue* LoadList(const std::string& filename) {
  58   return static_cast<base::ListValue*>(
  59       LoadValue(filename, base::Value::TYPE_LIST));
  60 }
  61
  62 base::DictionaryValue* LoadDictionary(const std::string& filename) {
  63   return static_cast<base::DictionaryValue*>(
  64       LoadValue(filename, base::Value::TYPE_DICTIONARY));
  65 }
  66
  67 }  // namespace
  68
  69
  70 JSONSchemaValidatorTestBase::JSONSchemaValidatorTestBase(
  71     JSONSchemaValidatorTestBase::ValidatorType type)
  72     : type_(type) {
  73 }
  74
  75 void JSONSchemaValidatorTestBase::RunTests() {
  76   TestComplex();
  77   TestStringPattern();
  78   TestEnum();
  79   TestChoices();
  80   TestExtends();
  81   TestObject();
  82   TestTypeReference();
  83   TestArrayTuple();
  84   TestArrayNonTuple();
  85   TestString();
  86   TestNumber();
  87   TestTypeClassifier();
  88   TestTypes();
  89 }
  90
  91 void JSONSchemaValidatorTestBase::TestComplex() {
  92   scoped_ptr<base::DictionaryValue> schema(
  93       LoadDictionary("complex_schema.json"));
  94   scoped_ptr<base::ListValue> instance(LoadList("complex_instance.json"));
  95
  96   ASSERT_TRUE(schema.get());
  97   ASSERT_TRUE(instance.get());
  98
  99   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 100   instance->Remove(instance->GetSize() - 1, NULL);
 101   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 102   instance->Append(new base::DictionaryValue());
 103   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL, "1",
 104                  JSONSchemaValidator::FormatErrorMessage(
 105                      JSONSchemaValidator::kInvalidType,
 106                      schema::kNumber,
 107                      schema::kObject));
 108   instance->Remove(instance->GetSize() - 1, NULL);
 109
 110   base::DictionaryValue* item = NULL;
 111   ASSERT_TRUE(instance->GetDictionary(0, &item));
 112   item->SetString("url", "xxxxxxxxxxx");
 113
 114   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL,
 115                  "0.url",
 116                  JSONSchemaValidator::FormatErrorMessage(
 117                      JSONSchemaValidator::kStringMaxLength, "10"));
 118 }
 119
 120 void JSONSchemaValidatorTestBase::TestStringPattern() {
 121   // Regex patterns not supported in CPP validator.
 122   if (type_ == CPP)
 123     return;
 124
 125   scoped_ptr<base::DictionaryValue> schema(new base::DictionaryValue());
 126   schema->SetString(schema::kType, schema::kString);
 127   schema->SetString(schema::kPattern, "foo+");
 128
 129   ExpectValid(TEST_SOURCE,
 130               scoped_ptr<base::Value>(new base::StringValue("foo")).get(),
 131               schema.get(), NULL);
 132   ExpectValid(TEST_SOURCE,
 133               scoped_ptr<base::Value>(new base::StringValue("foooooo")).get(),
 134               schema.get(), NULL);
 135   ExpectNotValid(TEST_SOURCE,
 136                  scoped_ptr<base::Value>(new base::StringValue("bar")).get(),
 137                  schema.get(),
 138                  NULL,
 139                  std::string(),
 140                  JSONSchemaValidator::FormatErrorMessage(
 141                      JSONSchemaValidator::kStringPattern, "foo+"));
 142 }
 143
 144 void JSONSchemaValidatorTestBase::TestEnum() {
 145   scoped_ptr<base::DictionaryValue> schema(LoadDictionary("enum_schema.json"));
 146
 147   ExpectValid(TEST_SOURCE,
 148               scoped_ptr<base::Value>(new base::StringValue("foo")).get(),
 149               schema.get(), NULL);
 150   ExpectValid(TEST_SOURCE,
 151               scoped_ptr<base::Value>(new base::FundamentalValue(42)).get(),
 152               schema.get(), NULL);
 153   ExpectValid(TEST_SOURCE,
 154               scoped_ptr<base::Value>(new base::FundamentalValue(false)).get(),
 155               schema.get(), NULL);
 156
 157   ExpectNotValid(TEST_SOURCE,
 158                  scoped_ptr<base::Value>(new base::StringValue("42")).get(),
 159                  schema.get(),
 160                  NULL,
 161                  std::string(),
 162                  JSONSchemaValidator::kInvalidEnum);
 163   ExpectNotValid(TEST_SOURCE,
 164                  scoped_ptr<base::Value>(base::Value::CreateNullValue()).get(),
 165                  schema.get(),
 166                  NULL,
 167                  std::string(),
 168                  JSONSchemaValidator::kInvalidEnum);
 169 }
 170
 171 void JSONSchemaValidatorTestBase::TestChoices() {
 172   scoped_ptr<base::DictionaryValue> schema(
 173       LoadDictionary("choices_schema.json"));
 174
 175   ExpectValid(TEST_SOURCE,
 176               scoped_ptr<base::Value>(base::Value::CreateNullValue()).get(),
 177               schema.get(), NULL);
 178   ExpectValid(TEST_SOURCE,
 179               scoped_ptr<base::Value>(new base::FundamentalValue(42)).get(),
 180               schema.get(), NULL);
 181
 182   scoped_ptr<base::DictionaryValue> instance(new base::DictionaryValue());
 183   instance->SetString("foo", "bar");
 184   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 185
 186   ExpectNotValid(TEST_SOURCE,
 187                  scoped_ptr<base::Value>(new base::StringValue("foo")).get(),
 188                  schema.get(),
 189                  NULL,
 190                  std::string(),
 191                  JSONSchemaValidator::kInvalidChoice);
 192   ExpectNotValid(TEST_SOURCE,
 193                  scoped_ptr<base::Value>(new base::ListValue()).get(),
 194                  schema.get(),
 195                  NULL,
 196                  std::string(),
 197                  JSONSchemaValidator::kInvalidChoice);
 198
 199   instance->SetInteger("foo", 42);
 200   ExpectNotValid(TEST_SOURCE,
 201                  instance.get(),
 202                  schema.get(),
 203                  NULL,
 204                  std::string(),
 205                  JSONSchemaValidator::kInvalidChoice);
 206 }
 207
 208 void JSONSchemaValidatorTestBase::TestExtends() {
 209   // TODO(aa): JS only
 210 }
 211
 212 void JSONSchemaValidatorTestBase::TestObject() {
 213   scoped_ptr<base::DictionaryValue> schema(new base::DictionaryValue());
 214   schema->SetString(schema::kType, schema::kObject);
 215   schema->SetString("properties.foo.type", schema::kString);
 216   schema->SetString("properties.bar.type", schema::kInteger);
 217
 218   scoped_ptr<base::DictionaryValue> instance(new base::DictionaryValue());
 219   instance->SetString("foo", "foo");
 220   instance->SetInteger("bar", 42);
 221
 222   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 223
 224   instance->SetBoolean("extra", true);
 225   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL,
 226                  "extra", JSONSchemaValidator::kUnexpectedProperty);
 227
 228   instance->Remove("extra", NULL);
 229   instance->Remove("bar", NULL);
 230   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL, "bar",
 231                  JSONSchemaValidator::kObjectPropertyIsRequired);
 232
 233   instance->SetString("bar", "42");
 234   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL, "bar",
 235                  JSONSchemaValidator::FormatErrorMessage(
 236                      JSONSchemaValidator::kInvalidType,
 237                      schema::kInteger,
 238                      schema::kString));
 239
 240   base::DictionaryValue* additional_properties = new base::DictionaryValue();
 241   additional_properties->SetString(schema::kType, schema::kAny);
 242   schema->Set(schema::kAdditionalProperties, additional_properties);
 243
 244   instance->SetInteger("bar", 42);
 245   instance->SetBoolean("extra", true);
 246   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 247
 248   instance->SetString("extra", "foo");
 249   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 250
 251   additional_properties->SetString(schema::kType, schema::kBoolean);
 252   instance->SetBoolean("extra", true);
 253   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 254
 255   instance->SetString("extra", "foo");
 256   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL,
 257                  "extra", JSONSchemaValidator::FormatErrorMessage(
 258                      JSONSchemaValidator::kInvalidType,
 259                      schema::kBoolean,
 260                      schema::kString));
 261
 262   base::DictionaryValue* properties = NULL;
 263   base::DictionaryValue* bar_property = NULL;
 264   ASSERT_TRUE(schema->GetDictionary(schema::kProperties, &properties));
 265   ASSERT_TRUE(properties->GetDictionary("bar", &bar_property));
 266
 267   bar_property->SetBoolean(schema::kOptional, true);
 268   instance->Remove("extra", NULL);
 269   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 270   instance->Remove("bar", NULL);
 271   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 272   instance->Set("bar", base::Value::CreateNullValue());
 273   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL,
 274                  "bar", JSONSchemaValidator::FormatErrorMessage(
 275                      JSONSchemaValidator::kInvalidType,
 276                      schema::kInteger,
 277                      schema::kNull));
 278   instance->SetString("bar", "42");
 279   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL,
 280                  "bar", JSONSchemaValidator::FormatErrorMessage(
 281                      JSONSchemaValidator::kInvalidType,
 282                      schema::kInteger,
 283                      schema::kString));
 284 }
 285
 286 void JSONSchemaValidatorTestBase::TestTypeReference() {
 287   scoped_ptr<base::ListValue> types(LoadList("reference_types.json"));
 288   ASSERT_TRUE(types.get());
 289
 290   scoped_ptr<base::DictionaryValue> schema(new base::DictionaryValue());
 291   schema->SetString(schema::kType, schema::kObject);
 292   schema->SetString("properties.foo.type", schema::kString);
 293   schema->SetString("properties.bar.$ref", "Max10Int");
 294   schema->SetString("properties.baz.$ref", "MinLengthString");
 295
 296   scoped_ptr<base::DictionaryValue> schema_inline(new base::DictionaryValue());
 297   schema_inline->SetString(schema::kType, schema::kObject);
 298   schema_inline->SetString("properties.foo.type", schema::kString);
 299   schema_inline->SetString("properties.bar.id", "NegativeInt");
 300   schema_inline->SetString("properties.bar.type", schema::kInteger);
 301   schema_inline->SetInteger("properties.bar.maximum", 0);
 302   schema_inline->SetString("properties.baz.$ref", "NegativeInt");
 303
 304   scoped_ptr<base::DictionaryValue> instance(new base::DictionaryValue());
 305   instance->SetString("foo", "foo");
 306   instance->SetInteger("bar", 4);
 307   instance->SetString("baz", "ab");
 308
 309   scoped_ptr<base::DictionaryValue> instance_inline(
 310       new base::DictionaryValue());
 311   instance_inline->SetString("foo", "foo");
 312   instance_inline->SetInteger("bar", -4);
 313   instance_inline->SetInteger("baz", -2);
 314
 315   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), types.get());
 316   ExpectValid(TEST_SOURCE, instance_inline.get(), schema_inline.get(), NULL);
 317
 318   // Validation failure, but successful schema reference.
 319   instance->SetString("baz", "a");
 320   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), types.get(),
 321                  "baz", JSONSchemaValidator::FormatErrorMessage(
 322                      JSONSchemaValidator::kStringMinLength, "2"));
 323
 324   instance_inline->SetInteger("bar", 20);
 325   ExpectNotValid(TEST_SOURCE, instance_inline.get(), schema_inline.get(), NULL,
 326                  "bar", JSONSchemaValidator::FormatErrorMessage(
 327                      JSONSchemaValidator::kNumberMaximum, "0"));
 328
 329   // Remove MinLengthString type.
 330   types->Remove(types->GetSize() - 1, NULL);
 331   instance->SetString("baz", "ab");
 332   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), types.get(),
 333                  "bar", JSONSchemaValidator::FormatErrorMessage(
 334                      JSONSchemaValidator::kUnknownTypeReference,
 335                      "Max10Int"));
 336
 337   // Remove internal type "NegativeInt".
 338   schema_inline->Remove("properties.bar", NULL);
 339   instance_inline->Remove("bar", NULL);
 340   ExpectNotValid(TEST_SOURCE, instance_inline.get(), schema_inline.get(), NULL,
 341                  "baz", JSONSchemaValidator::FormatErrorMessage(
 342                      JSONSchemaValidator::kUnknownTypeReference,
 343                      "NegativeInt"));
 344 }
 345
 346 void JSONSchemaValidatorTestBase::TestArrayTuple() {
 347   scoped_ptr<base::DictionaryValue> schema(
 348       LoadDictionary("array_tuple_schema.json"));
 349   ASSERT_TRUE(schema.get());
 350
 351   scoped_ptr<base::ListValue> instance(new base::ListValue());
 352   instance->Append(new base::StringValue("42"));
 353   instance->Append(new base::FundamentalValue(42));
 354
 355   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 356
 357   instance->Append(new base::StringValue("anything"));
 358   ExpectNotValid(TEST_SOURCE,
 359                  instance.get(),
 360                  schema.get(),
 361                  NULL,
 362                  std::string(),
 363                  JSONSchemaValidator::FormatErrorMessage(
 364                      JSONSchemaValidator::kArrayMaxItems, "2"));
 365
 366   instance->Remove(1, NULL);
 367   instance->Remove(1, NULL);
 368   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL, "1",
 369                  JSONSchemaValidator::kArrayItemRequired);
 370
 371   instance->Set(0, new base::FundamentalValue(42));
 372   instance->Append(new base::FundamentalValue(42));
 373   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL, "0",
 374                  JSONSchemaValidator::FormatErrorMessage(
 375                      JSONSchemaValidator::kInvalidType,
 376                      schema::kString,
 377                      schema::kInteger));
 378
 379   base::DictionaryValue* additional_properties = new base::DictionaryValue();
 380   additional_properties->SetString(schema::kType, schema::kAny);
 381   schema->Set(schema::kAdditionalProperties, additional_properties);
 382   instance->Set(0, new base::StringValue("42"));
 383   instance->Append(new base::StringValue("anything"));
 384   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 385   instance->Set(2, new base::ListValue());
 386   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 387
 388   additional_properties->SetString(schema::kType, schema::kBoolean);
 389   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL, "2",
 390                  JSONSchemaValidator::FormatErrorMessage(
 391                      JSONSchemaValidator::kInvalidType,
 392                      schema::kBoolean,
 393                      schema::kArray));
 394   instance->Set(2, new base::FundamentalValue(false));
 395   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 396
 397   base::ListValue* items_schema = NULL;
 398   base::DictionaryValue* item0_schema = NULL;
 399   ASSERT_TRUE(schema->GetList(schema::kItems, &items_schema));
 400   ASSERT_TRUE(items_schema->GetDictionary(0, &item0_schema));
 401   item0_schema->SetBoolean(schema::kOptional, true);
 402   instance->Remove(2, NULL);
 403   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 404   // TODO(aa): I think this is inconsistent with the handling of NULL+optional
 405   // for objects.
 406   instance->Set(0, base::Value::CreateNullValue());
 407   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 408   instance->Set(0, new base::FundamentalValue(42));
 409   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL, "0",
 410                  JSONSchemaValidator::FormatErrorMessage(
 411                      JSONSchemaValidator::kInvalidType,
 412                      schema::kString,
 413                      schema::kInteger));
 414 }
 415
 416 void JSONSchemaValidatorTestBase::TestArrayNonTuple() {
 417   scoped_ptr<base::DictionaryValue> schema(new base::DictionaryValue());
 418   schema->SetString(schema::kType, schema::kArray);
 419   schema->SetString("items.type", schema::kString);
 420   schema->SetInteger(schema::kMinItems, 2);
 421   schema->SetInteger(schema::kMaxItems, 3);
 422
 423   scoped_ptr<base::ListValue> instance(new base::ListValue());
 424   instance->Append(new base::StringValue("x"));
 425   instance->Append(new base::StringValue("x"));
 426
 427   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 428   instance->Append(new base::StringValue("x"));
 429   ExpectValid(TEST_SOURCE, instance.get(), schema.get(), NULL);
 430
 431   instance->Append(new base::StringValue("x"));
 432   ExpectNotValid(TEST_SOURCE,
 433                  instance.get(),
 434                  schema.get(),
 435                  NULL,
 436                  std::string(),
 437                  JSONSchemaValidator::FormatErrorMessage(
 438                      JSONSchemaValidator::kArrayMaxItems, "3"));
 439   instance->Remove(1, NULL);
 440   instance->Remove(1, NULL);
 441   instance->Remove(1, NULL);
 442   ExpectNotValid(TEST_SOURCE,
 443                  instance.get(),
 444                  schema.get(),
 445                  NULL,
 446                  std::string(),
 447                  JSONSchemaValidator::FormatErrorMessage(
 448                      JSONSchemaValidator::kArrayMinItems, "2"));
 449
 450   instance->Remove(1, NULL);
 451   instance->Append(new base::FundamentalValue(42));
 452   ExpectNotValid(TEST_SOURCE, instance.get(), schema.get(), NULL, "1",
 453                  JSONSchemaValidator::FormatErrorMessage(
 454                      JSONSchemaValidator::kInvalidType,
 455                      schema::kString,
 456                      schema::kInteger));
 457 }
 458
 459 void JSONSchemaValidatorTestBase::TestString() {
 460   scoped_ptr<base::DictionaryValue> schema(new base::DictionaryValue());
 461   schema->SetString(schema::kType, schema::kString);
 462   schema->SetInteger(schema::kMinLength, 1);
 463   schema->SetInteger(schema::kMaxLength, 10);
 464
 465   ExpectValid(TEST_SOURCE,
 466               scoped_ptr<base::Value>(new base::StringValue("x")).get(),
 467               schema.get(), NULL);
 468   ExpectValid(TEST_SOURCE,
 469               scoped_ptr<base::Value>(
 470                   new base::StringValue("xxxxxxxxxx")).get(),
 471               schema.get(), NULL);
 472
 473   ExpectNotValid(
 474       TEST_SOURCE,
 475       scoped_ptr<base::Value>(new base::StringValue(std::string())).get(),
 476       schema.get(),
 477       NULL,
 478       std::string(),
 479       JSONSchemaValidator::FormatErrorMessage(
 480           JSONSchemaValidator::kStringMinLength, "1"));
 481   ExpectNotValid(
 482       TEST_SOURCE,
 483       scoped_ptr<base::Value>(new base::StringValue("xxxxxxxxxxx")).get(),
 484       schema.get(),
 485       NULL,
 486       std::string(),
 487       JSONSchemaValidator::FormatErrorMessage(
 488           JSONSchemaValidator::kStringMaxLength, "10"));
 489 }
 490
 491 void JSONSchemaValidatorTestBase::TestNumber() {
 492   scoped_ptr<base::DictionaryValue> schema(new base::DictionaryValue());
 493   schema->SetString(schema::kType, schema::kNumber);
 494   schema->SetInteger(schema::kMinimum, 1);
 495   schema->SetInteger(schema::kMaximum, 100);
 496   schema->SetInteger("maxDecimal", 2);
 497
 498   ExpectValid(TEST_SOURCE,
 499               scoped_ptr<base::Value>(new base::FundamentalValue(1)).get(),
 500               schema.get(), NULL);
 501   ExpectValid(TEST_SOURCE,
 502               scoped_ptr<base::Value>(new base::FundamentalValue(50)).get(),
 503               schema.get(), NULL);
 504   ExpectValid(TEST_SOURCE,
 505               scoped_ptr<base::Value>(new base::FundamentalValue(100)).get(),
 506               schema.get(), NULL);
 507   ExpectValid(TEST_SOURCE,
 508               scoped_ptr<base::Value>(new base::FundamentalValue(88.88)).get(),
 509               schema.get(), NULL);
 510
 511   ExpectNotValid(TEST_SOURCE,
 512                  scoped_ptr<base::Value>(new base::FundamentalValue(0.5)).get(),
 513                  schema.get(),
 514                  NULL,
 515                  std::string(),
 516                  JSONSchemaValidator::FormatErrorMessage(
 517                      JSONSchemaValidator::kNumberMinimum, "1"));
 518   ExpectNotValid(
 519       TEST_SOURCE,
 520       scoped_ptr<base::Value>(new base::FundamentalValue(100.1)).get(),
 521       schema.get(),
 522       NULL,
 523       std::string(),
 524       JSONSchemaValidator::FormatErrorMessage(
 525           JSONSchemaValidator::kNumberMaximum, "100"));
 526 }
 527
 528 void JSONSchemaValidatorTestBase::TestTypeClassifier() {
 529   EXPECT_EQ(std::string(schema::kBoolean),
 530             JSONSchemaValidator::GetJSONSchemaType(
 531                 scoped_ptr<base::Value>(
 532                     new base::FundamentalValue(true)).get()));
 533   EXPECT_EQ(std::string(schema::kBoolean),
 534             JSONSchemaValidator::GetJSONSchemaType(
 535                 scoped_ptr<base::Value>(
 536                     new base::FundamentalValue(false)).get()));
 537
 538   // It doesn't matter whether the C++ type is 'integer' or 'real'. If the
 539   // number is integral and within the representable range of integers in
 540   // double, it's classified as 'integer'.
 541   EXPECT_EQ(std::string(schema::kInteger),
 542             JSONSchemaValidator::GetJSONSchemaType(
 543                 scoped_ptr<base::Value>(new base::FundamentalValue(42)).get()));
 544   EXPECT_EQ(std::string(schema::kInteger),
 545             JSONSchemaValidator::GetJSONSchemaType(
 546                 scoped_ptr<base::Value>(new base::FundamentalValue(0)).get()));
 547   EXPECT_EQ(std::string(schema::kInteger),
 548             JSONSchemaValidator::GetJSONSchemaType(
 549                 scoped_ptr<base::Value>(new base::FundamentalValue(42)).get()));
 550   EXPECT_EQ(std::string(schema::kInteger),
 551             JSONSchemaValidator::GetJSONSchemaType(scoped_ptr<base::Value>(
 552                 new base::FundamentalValue(pow(2.0, DBL_MANT_DIG))).get()));
 553   EXPECT_EQ(std::string(schema::kInteger),
 554             JSONSchemaValidator::GetJSONSchemaType(scoped_ptr<base::Value>(
 555                 new base::FundamentalValue(pow(-2.0, DBL_MANT_DIG))).get()));
 556
 557   // "number" is only used for non-integral numbers, or numbers beyond what
 558   // double can accurately represent.
 559   EXPECT_EQ(std::string(schema::kNumber),
 560             JSONSchemaValidator::GetJSONSchemaType(
 561                 scoped_ptr<base::Value>(
 562                     new base::FundamentalValue(88.8)).get()));
 563   EXPECT_EQ(std::string(schema::kNumber),
 564             JSONSchemaValidator::GetJSONSchemaType(scoped_ptr<base::Value>(
 565                 new base::FundamentalValue(pow(2.0, DBL_MANT_DIG) * 2)).get()));
 566   EXPECT_EQ(std::string(schema::kNumber),
 567             JSONSchemaValidator::GetJSONSchemaType(scoped_ptr<base::Value>(
 568                 new base::FundamentalValue(
 569                     pow(-2.0, DBL_MANT_DIG) * 2)).get()));
 570
 571   EXPECT_EQ(std::string(schema::kString),
 572             JSONSchemaValidator::GetJSONSchemaType(
 573                 scoped_ptr<base::Value>(new base::StringValue("foo")).get()));
 574   EXPECT_EQ(std::string(schema::kArray),
 575             JSONSchemaValidator::GetJSONSchemaType(
 576                 scoped_ptr<base::Value>(new base::ListValue()).get()));
 577   EXPECT_EQ(std::string(schema::kObject),
 578             JSONSchemaValidator::GetJSONSchemaType(
 579                 scoped_ptr<base::Value>(new base::DictionaryValue()).get()));
 580   EXPECT_EQ(std::string(schema::kNull),
 581             JSONSchemaValidator::GetJSONSchemaType(
 582                 scoped_ptr<base::Value>(base::Value::CreateNullValue()).get()));
 583 }
 584
 585 void JSONSchemaValidatorTestBase::TestTypes() {
 586   scoped_ptr<base::DictionaryValue> schema(new base::DictionaryValue());
 587
 588   // valid
 589   schema->SetString(schema::kType, schema::kObject);
 590   ExpectValid(TEST_SOURCE,
 591               scoped_ptr<base::Value>(new base::DictionaryValue()).get(),
 592               schema.get(), NULL);
 593
 594   schema->SetString(schema::kType, schema::kArray);
 595   ExpectValid(TEST_SOURCE, scoped_ptr<base::Value>(new base::ListValue()).get(),
 596               schema.get(), NULL);
 597
 598   schema->SetString(schema::kType, schema::kString);
 599   ExpectValid(TEST_SOURCE,
 600               scoped_ptr<base::Value>(new base::StringValue("foobar")).get(),
 601               schema.get(), NULL);
 602
 603   schema->SetString(schema::kType, schema::kNumber);
 604   ExpectValid(TEST_SOURCE,
 605               scoped_ptr<base::Value>(new base::FundamentalValue(88.8)).get(),
 606               schema.get(), NULL);
 607   ExpectValid(TEST_SOURCE,
 608               scoped_ptr<base::Value>(new base::FundamentalValue(42)).get(),
 609               schema.get(), NULL);
 610   ExpectValid(TEST_SOURCE,
 611               scoped_ptr<base::Value>(new base::FundamentalValue(42)).get(),
 612               schema.get(), NULL);
 613   ExpectValid(TEST_SOURCE,
 614               scoped_ptr<base::Value>(new base::FundamentalValue(0)).get(),
 615               schema.get(), NULL);
 616
 617   schema->SetString(schema::kType, schema::kInteger);
 618   ExpectValid(TEST_SOURCE,
 619               scoped_ptr<base::Value>(new base::FundamentalValue(42)).get(),
 620               schema.get(), NULL);
 621   ExpectValid(TEST_SOURCE,
 622               scoped_ptr<base::Value>(new base::FundamentalValue(42)).get(),
 623               schema.get(), NULL);
 624   ExpectValid(TEST_SOURCE,
 625               scoped_ptr<base::Value>(new base::FundamentalValue(0)).get(),
 626               schema.get(), NULL);
 627   ExpectValid(TEST_SOURCE,
 628               scoped_ptr<base::Value>(
 629                   new base::FundamentalValue(pow(2.0, DBL_MANT_DIG))).get(),
 630               schema.get(), NULL);
 631   ExpectValid(TEST_SOURCE,
 632               scoped_ptr<base::Value>(
 633                   new base::FundamentalValue(pow(-2.0, DBL_MANT_DIG))).get(),
 634               schema.get(), NULL);
 635
 636   schema->SetString(schema::kType, schema::kBoolean);
 637   ExpectValid(TEST_SOURCE,
 638               scoped_ptr<base::Value>(new base::FundamentalValue(false)).get(),
 639               schema.get(), NULL);
 640   ExpectValid(TEST_SOURCE,
 641               scoped_ptr<base::Value>(new base::FundamentalValue(true)).get(),
 642               schema.get(), NULL);
 643
 644   schema->SetString(schema::kType, schema::kNull);
 645   ExpectValid(TEST_SOURCE,
 646               scoped_ptr<base::Value>(base::Value::CreateNullValue()).get(),
 647               schema.get(), NULL);
 648
 649   // not valid
 650   schema->SetString(schema::kType, schema::kObject);
 651   ExpectNotValid(
 652       TEST_SOURCE,
 653       scoped_ptr<base::Value>(new base::ListValue()).get(),
 654       schema.get(),
 655       NULL,
 656       std::string(),
 657       JSONSchemaValidator::FormatErrorMessage(
 658           JSONSchemaValidator::kInvalidType, schema::kObject, schema::kArray));
 659
 660   schema->SetString(schema::kType, schema::kObject);
 661   ExpectNotValid(
 662       TEST_SOURCE,
 663       scoped_ptr<base::Value>(base::Value::CreateNullValue()).get(),
 664       schema.get(),
 665       NULL,
 666       std::string(),
 667       JSONSchemaValidator::FormatErrorMessage(
 668           JSONSchemaValidator::kInvalidType, schema::kObject, schema::kNull));
 669
 670   schema->SetString(schema::kType, schema::kArray);
 671   ExpectNotValid(
 672       TEST_SOURCE,
 673       scoped_ptr<base::Value>(new base::FundamentalValue(42)).get(),
 674       schema.get(),
 675       NULL,
 676       std::string(),
 677       JSONSchemaValidator::FormatErrorMessage(
 678           JSONSchemaValidator::kInvalidType, schema::kArray, schema::kInteger));
 679
 680   schema->SetString(schema::kType, schema::kString);
 681   ExpectNotValid(
 682       TEST_SOURCE,
 683       scoped_ptr<base::Value>(new base::FundamentalValue(42)).get(),
 684       schema.get(),
 685       NULL,
 686       std::string(),
 687       JSONSchemaValidator::FormatErrorMessage(JSONSchemaValidator::kInvalidType,
 688                                               schema::kString,
 689                                               schema::kInteger));
 690
 691   schema->SetString(schema::kType, schema::kNumber);
 692   ExpectNotValid(
 693       TEST_SOURCE,
 694       scoped_ptr<base::Value>(new base::StringValue("42")).get(),
 695       schema.get(),
 696       NULL,
 697       std::string(),
 698       JSONSchemaValidator::FormatErrorMessage(
 699           JSONSchemaValidator::kInvalidType, schema::kNumber, schema::kString));
 700
 701   schema->SetString(schema::kType, schema::kInteger);
 702   ExpectNotValid(
 703       TEST_SOURCE,
 704       scoped_ptr<base::Value>(new base::FundamentalValue(88.8)).get(),
 705       schema.get(),
 706       NULL,
 707       std::string(),
 708       JSONSchemaValidator::kInvalidTypeIntegerNumber);
 709
 710   schema->SetString(schema::kType, schema::kBoolean);
 711   ExpectNotValid(
 712       TEST_SOURCE,
 713       scoped_ptr<base::Value>(new base::FundamentalValue(1)).get(),
 714       schema.get(),
 715       NULL,
 716       std::string(),
 717       JSONSchemaValidator::FormatErrorMessage(JSONSchemaValidator::kInvalidType,
 718                                               schema::kBoolean,
 719                                               schema::kInteger));
 720
 721   schema->SetString(schema::kType, schema::kNull);
 722   ExpectNotValid(
 723       TEST_SOURCE,
 724       scoped_ptr<base::Value>(new base::FundamentalValue(false)).get(),
 725       schema.get(),
 726       NULL,
 727       std::string(),
 728       JSONSchemaValidator::FormatErrorMessage(
 729           JSONSchemaValidator::kInvalidType, schema::kNull, schema::kBoolean));
 730 }