src/v8/test/mjsunit/date.js

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  27
  28 // Flags: --allow-natives-syntax
  29
  30 // Test date construction from other dates.
  31 var date0 = new Date(1111);
  32 var date1 = new Date(date0);
  33 assertEquals(1111, date0.getTime());
  34 assertEquals(date0.getTime(), date1.getTime());
  35 var date2 = new Date(date0.toString());
  36 assertEquals(1000, date2.getTime());
  37
  38 // Test that dates may contain commas.
  39 var date0 = Date.parse("Dec 25 1995 1:30");
  40 var date1 = Date.parse("Dec 25, 1995 1:30");
  41 var date2 = Date.parse("Dec 25 1995, 1:30");
  42 var date3 = Date.parse("Dec 25, 1995, 1:30");
  43 assertEquals(date0, date1);
  44 assertEquals(date1, date2);
  45 assertEquals(date2, date3);
  46
  47 // Test limits (+/-1e8 days from epoch)
  48
  49 var dMax = new Date(8.64e15);
  50 assertEquals(8.64e15, dMax.getTime());
  51 assertEquals(275760, dMax.getFullYear());
  52 assertEquals(8, dMax.getMonth());
  53 assertEquals(13, dMax.getUTCDate());
  54
  55 var dOverflow = new Date(8.64e15+1);
  56 assertTrue(isNaN(dOverflow.getTime()));
  57
  58 var dMin = new Date(-8.64e15);
  59 assertEquals(-8.64e15, dMin.getTime());
  60 assertEquals(-271821, dMin.getFullYear());
  61 assertEquals(3, dMin.getMonth());
  62 assertEquals(20, dMin.getUTCDate());
  63
  64 var dUnderflow = new Date(-8.64e15-1);
  65 assertTrue(isNaN(dUnderflow.getTime()));
  66
  67
  68 // Tests inspired by js1_5/Date/regress-346363.js
  69
  70 // Year
  71 var a = new Date();
  72 a.setFullYear();
  73 a.setFullYear(2006);
  74 assertEquals(2006, a.getFullYear());
  75
  76 var b = new Date();
  77 b.setUTCFullYear();
  78 b.setUTCFullYear(2006);
  79 assertEquals(2006, b.getUTCFullYear());
  80
  81 // Month
  82 var c = new Date();
  83 c.setMonth();
  84 c.setMonth(2);
  85 assertTrue(isNaN(c.getMonth()));
  86
  87 var d = new Date();
  88 d.setUTCMonth();
  89 d.setUTCMonth(2);
  90 assertTrue(isNaN(d.getUTCMonth()));
  91
  92 // Date
  93 var e = new Date();
  94 e.setDate();
  95 e.setDate(2);
  96 assertTrue(isNaN(e.getDate()));
  97
  98 var f = new Date();
  99 f.setUTCDate();
 100 f.setUTCDate(2);
 101 assertTrue(isNaN(f.getUTCDate()));
 102
 103 // Hours
 104 var g = new Date();
 105 g.setHours();
 106 g.setHours(2);
 107 assertTrue(isNaN(g.getHours()));
 108
 109 var h = new Date();
 110 h.setUTCHours();
 111 h.setUTCHours(2);
 112 assertTrue(isNaN(h.getUTCHours()));
 113
 114 // Minutes
 115 var g = new Date();
 116 g.setMinutes();
 117 g.setMinutes(2);
 118 assertTrue(isNaN(g.getMinutes()));
 119
 120 var h = new Date();
 121 h.setUTCHours();
 122 h.setUTCHours(2);
 123 assertTrue(isNaN(h.getUTCHours()));
 124
 125
 126 // Seconds
 127 var i = new Date();
 128 i.setSeconds();
 129 i.setSeconds(2);
 130 assertTrue(isNaN(i.getSeconds()));
 131
 132 var j = new Date();
 133 j.setUTCSeconds();
 134 j.setUTCSeconds(2);
 135 assertTrue(isNaN(j.getUTCSeconds()));
 136
 137
 138 // Milliseconds
 139 var k = new Date();
 140 k.setMilliseconds();
 141 k.setMilliseconds(2);
 142 assertTrue(isNaN(k.getMilliseconds()));
 143
 144 var l = new Date();
 145 l.setUTCMilliseconds();
 146 l.setUTCMilliseconds(2);
 147 assertTrue(isNaN(l.getUTCMilliseconds()));
 148
 149 // Test that toLocaleTimeString only returns the time portion of the
 150 // date without the timezone information.
 151 function testToLocaleTimeString() {
 152   var d = new Date();
 153   var s = d.toLocaleTimeString("en-GB");
 154   assertEquals(8, s.length);
 155 }
 156
 157 testToLocaleTimeString();
 158
 159 // Test that -0 is treated correctly in MakeDay.
 160 var d = new Date();
 161 assertDoesNotThrow("d.setDate(-0)");
 162 assertDoesNotThrow("new Date(-0, -0, -0, -0, -0, -0, -0)");
 163 assertDoesNotThrow("new Date(0x40000000, 0x40000000, 0x40000000," +
 164                    "0x40000000, 0x40000000, 0x40000000, 0x40000000)")
 165 assertDoesNotThrow("new Date(-0x40000001, -0x40000001, -0x40000001," +
 166                    "-0x40000001, -0x40000001, -0x40000001, -0x40000001)")
 167
 168
 169 // Modified test from WebKit
 170 // LayoutTests/fast/js/script-tests/date-utc-timeclip.js:
 171
 172 assertEquals(8639999999999999, Date.UTC(275760, 8, 12, 23, 59, 59, 999));
 173 assertEquals(8640000000000000, Date.UTC(275760, 8, 13));
 174 assertTrue(isNaN(Date.UTC(275760, 8, 13, 0, 0, 0, 1)));
 175 assertTrue(isNaN(Date.UTC(275760, 8, 14)));
 176
 177 assertEquals(Date.UTC(-271821, 3, 20, 0, 0, 0, 1), -8639999999999999);
 178 assertEquals(Date.UTC(-271821, 3, 20), -8640000000000000);
 179 assertTrue(isNaN(Date.UTC(-271821, 3, 19, 23, 59, 59, 999)));
 180 assertTrue(isNaN(Date.UTC(-271821, 3, 19)));
 181
 182
 183 // Test creation with large date values.
 184 d = new Date(1969, 12, 1, 99999999999);
 185 assertTrue(isNaN(d.getTime()));
 186 d = new Date(1969, 12, 1, -99999999999);
 187 assertTrue(isNaN(d.getTime()));
 188 d = new Date(1969, 12, 1, Infinity);
 189 assertTrue(isNaN(d.getTime()));
 190 d = new Date(1969, 12, 1, -Infinity);
 191 assertTrue(isNaN(d.getTime()));
 192 d = new Date(1969, 12, 1, 0);
 193 d.setTime(Math.pow(2, 64));
 194 assertTrue(isNaN(d.getTime()));
 195 d = new Date(1969, 12, 1, 0);
 196 d.setTime(Math.pow(-2, 64));
 197 assertTrue(isNaN(d.getTime()));
 198
 199
 200 // Test creation with obscure date values.
 201 assertEquals(8640000000000000, Date.UTC(1970, 0, 1 + 100000001, -24));
 202 assertEquals(-8640000000000000, Date.UTC(1970, 0, 1 - 100000001, 24));
 203
 204
 205 // Parsing ES5 ISO-8601 dates.
 206 // When TZ is omitted, it defaults to 'Z' meaning UTC.
 207
 208 // Check epoch.
 209 assertEquals(0, Date.parse("1970-01-01T00:00:00.000+00:00"));
 210 assertEquals(0, Date.parse("1970-01-01T00:00:00.000-00:00"));
 211 assertEquals(0, Date.parse("1970-01-01T00:00:00.000Z"));
 212 assertEquals(0, Date.parse("1970-01-01T00:00:00.000"));
 213 assertEquals(0, Date.parse("1970-01-01T00:00:00"));
 214 assertEquals(0, Date.parse("1970-01-01T00:00"));
 215 assertEquals(0, Date.parse("1970-01-01"));
 216
 217 assertEquals(0, Date.parse("1970-01T00:00:00.000+00:00"));
 218 assertEquals(0, Date.parse("1970-01T00:00:00.000-00:00"));
 219 assertEquals(0, Date.parse("1970-01T00:00:00.000Z"));
 220 assertEquals(0, Date.parse("1970-01T00:00:00.000"));
 221 assertEquals(0, Date.parse("1970-01T00:00:00"));
 222 assertEquals(0, Date.parse("1970-01T00:00"));
 223 assertEquals(0, Date.parse("1970-01"));
 224
 225 assertEquals(0, Date.parse("1970T00:00:00.000+00:00"));
 226 assertEquals(0, Date.parse("1970T00:00:00.000-00:00"));
 227 assertEquals(0, Date.parse("1970T00:00:00.000Z"));
 228 assertEquals(0, Date.parse("1970T00:00:00.000"));
 229 assertEquals(0, Date.parse("1970T00:00:00"));
 230 assertEquals(0, Date.parse("1970T00:00"));
 231 assertEquals(0, Date.parse("1970"));
 232
 233 assertEquals(0, Date.parse("+001970-01-01T00:00:00.000+00:00"));
 234 assertEquals(0, Date.parse("+001970-01-01T00:00:00.000-00:00"));
 235 assertEquals(0, Date.parse("+001970-01-01T00:00:00.000Z"));
 236 assertEquals(0, Date.parse("+001970-01-01T00:00:00.000"));
 237 assertEquals(0, Date.parse("+001970-01-01T00:00:00"));
 238 assertEquals(0, Date.parse("+001970-01-01T00:00"));
 239 assertEquals(0, Date.parse("+001970-01-01"));
 240
 241 assertEquals(0, Date.parse("+001970-01T00:00:00.000+00:00"));
 242 assertEquals(0, Date.parse("+001970-01T00:00:00.000-00:00"));
 243 assertEquals(0, Date.parse("+001970-01T00:00:00.000Z"));
 244 assertEquals(0, Date.parse("+001970-01T00:00:00.000"));
 245 assertEquals(0, Date.parse("+001970-01T00:00:00"));
 246 assertEquals(0, Date.parse("+001970-01T00:00"));
 247 assertEquals(0, Date.parse("+001970-01"));
 248
 249 assertEquals(0, Date.parse("+001970T00:00:00.000+00:00"));
 250 assertEquals(0, Date.parse("+001970T00:00:00.000-00:00"));
 251 assertEquals(0, Date.parse("+001970T00:00:00.000Z"));
 252 assertEquals(0, Date.parse("+001970T00:00:00.000"));
 253 assertEquals(0, Date.parse("+001970T00:00:00"));
 254 assertEquals(0, Date.parse("+001970T00:00"));
 255 assertEquals(0, Date.parse("+001970"));
 256
 257 // Check random date.
 258 assertEquals(70671003500, Date.parse("1972-03-28T23:50:03.500+01:00"));
 259 assertEquals(70674603500, Date.parse("1972-03-28T23:50:03.500Z"));
 260 assertEquals(70674603500, Date.parse("1972-03-28T23:50:03.500"));
 261 assertEquals(70674603000, Date.parse("1972-03-28T23:50:03"));
 262 assertEquals(70674600000, Date.parse("1972-03-28T23:50"));
 263 assertEquals(70588800000, Date.parse("1972-03-28"));
 264
 265 assertEquals(68338203500, Date.parse("1972-03T23:50:03.500+01:00"));
 266 assertEquals(68341803500, Date.parse("1972-03T23:50:03.500Z"));
 267 assertEquals(68341803500, Date.parse("1972-03T23:50:03.500"));
 268 assertEquals(68341803000, Date.parse("1972-03T23:50:03"));
 269 assertEquals(68341800000, Date.parse("1972-03T23:50"));
 270 assertEquals(68256000000, Date.parse("1972-03"));
 271
 272 assertEquals(63154203500, Date.parse("1972T23:50:03.500+01:00"));
 273 assertEquals(63157803500, Date.parse("1972T23:50:03.500Z"));
 274 assertEquals(63157803500, Date.parse("1972T23:50:03.500"));
 275 assertEquals(63157803000, Date.parse("1972T23:50:03"));
 276 assertEquals(63072000000, Date.parse("1972"));
 277
 278 assertEquals(70671003500, Date.parse("+001972-03-28T23:50:03.500+01:00"));
 279 assertEquals(70674603500, Date.parse("+001972-03-28T23:50:03.500Z"));
 280 assertEquals(70674603500, Date.parse("+001972-03-28T23:50:03.500"));
 281 assertEquals(70674603000, Date.parse("+001972-03-28T23:50:03"));
 282 assertEquals(70674600000, Date.parse("+001972-03-28T23:50"));
 283 assertEquals(70588800000, Date.parse("+001972-03-28"));
 284
 285 assertEquals(68338203500, Date.parse("+001972-03T23:50:03.500+01:00"));
 286 assertEquals(68341803500, Date.parse("+001972-03T23:50:03.500Z"));
 287 assertEquals(68341803500, Date.parse("+001972-03T23:50:03.500"));
 288 assertEquals(68341803000, Date.parse("+001972-03T23:50:03"));
 289 assertEquals(68341800000, Date.parse("+001972-03T23:50"));
 290 assertEquals(68256000000, Date.parse("+001972-03"));
 291
 292 assertEquals(63154203500, Date.parse("+001972T23:50:03.500+01:00"));
 293 assertEquals(63157803500, Date.parse("+001972T23:50:03.500Z"));
 294 assertEquals(63157803500, Date.parse("+001972T23:50:03.500"));
 295 assertEquals(63157803000, Date.parse("+001972T23:50:03"));
 296 assertEquals(63072000000, Date.parse("+001972"));
 297
 298
 299 // Ensure that ISO-years in the range 00-99 aren't translated to the range
 300 // 1950..2049.
 301 assertEquals(-60904915200000, Date.parse("0040-01-01"));
 302 assertEquals(-60273763200000, Date.parse("0060-01-01"));
 303 assertEquals(-62167219200000, Date.parse("0000-01-01"));
 304 assertEquals(-62167219200000, Date.parse("+000000-01-01"));
 305
 306 // Test negative years.
 307 assertEquals(-63429523200000, Date.parse("-000040-01-01"));
 308 assertEquals(-64060675200000, Date.parse("-000060-01-01"));
 309 assertEquals(-124397510400000, Date.parse("-001972-01-01"));
 310
 311 // Check time-zones.
 312 assertEquals(70674603500, Date.parse("1972-03-28T23:50:03.500Z"));
 313 for (var i = 0; i < 24; i++) {
 314   var hh = (i < 10) ? "0" + i : "" + i;
 315   for (var j = 0; j < 60; j += 15) {
 316     var mm = (j < 10) ? "0" + j : "" + j;
 317     var ms = (i * 60 + j) * 60000;
 318     var string = "1972-03-28T23:50:03.500-" + hh + ":" + mm;
 319     assertEquals(70674603500 + ms, Date.parse(string), string);
 320     string = "1972-03-28T23:50:03.500+" + hh + ":" + mm;
 321     assertEquals(70674603500 - ms, Date.parse(string), string);
 322   }
 323 }
 324
 325 assertThrows('Date.prototype.setTime.call("", 1);', TypeError);
 326 assertThrows('Date.prototype.setYear.call("", 1);', TypeError);
 327 assertThrows('Date.prototype.setHours.call("", 1, 2, 3, 4);', TypeError);
 328 assertThrows('Date.prototype.getDate.call("");', TypeError);
 329 assertThrows('Date.prototype.getUTCDate.call("");', TypeError);
 330
 331 var date = new Date();
 332 date.getTime();
 333 date.getTime();
 334 %OptimizeFunctionOnNextCall(Date.prototype.getTime);
 335 assertThrows(function() { Date.prototype.getTime.call(""); }, TypeError);
 336 assertUnoptimized(Date.prototype.getTime);
 337
 338 date.getYear();
 339 date.getYear();
 340 %OptimizeFunctionOnNextCall(Date.prototype.getYear);
 341 assertThrows(function() { Date.prototype.getYear.call(""); }, TypeError);
 342 assertUnoptimized(Date.prototype.getYear);