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			332 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			332 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // Copyright 2008 the V8 project authors. All rights reserved.
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| // Redistribution and use in source and binary forms, with or without
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| // modification, are permitted provided that the following conditions are
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| // met:
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| //
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| //     * Redistributions of source code must retain the above copyright
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| //       notice, this list of conditions and the following disclaimer.
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| //     * Redistributions in binary form must reproduce the above
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| //       copyright notice, this list of conditions and the following
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| //       disclaimer in the documentation and/or other materials provided
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| //       with the distribution.
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| //     * Neither the name of Google Inc. nor the names of its
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| //       contributors may be used to endorse or promote products derived
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| //       from this software without specific prior written permission.
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| //
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| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 
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| // Test that we can parse dates in all the different formats that we
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| // have to support.
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| //
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| // These formats are all supported by KJS but a lot of them are not
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| // supported by Spidermonkey.
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| 
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| function testDateParse(string) {
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|   var d = Date.parse(string);
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|   assertEquals(946713600000, d, "parse: " + string);
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| };
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| 
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| 
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| // For local time we just test that parsing returns non-NaN positive
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| // number of milliseconds to make it timezone independent.
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| function testDateParseLocalTime(string) {
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|   var d = Date.parse("parse-local-time:" + string);
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|   assertTrue(!isNaN(d), "parse-local-time: " + string + " is NaN.");
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|   assertTrue(d > 0, "parse-local-time: " + string + " <= 0.");
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| };
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| 
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| 
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| function testDateParseMisc(array) {
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|   assertEquals(2, array.length, "array [" + array + "] length != 2.");
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|   var string = array[0];
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|   var expected = array[1];
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|   var d = Date.parse(string);
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|   assertEquals(expected, d, "parse-misc: " + string);
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| }
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| 
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| 
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| //
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| // Test all the formats in UT timezone.
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| //
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| var testCasesUT = [
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|     'Sat, 01-Jan-2000 08:00:00 UT',
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|     'Sat, 01 Jan 2000 08:00:00 UT',
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|     'Jan 01 2000 08:00:00 UT',
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|     'Jan 01 08:00:00 UT 2000',
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|     'Saturday, 01-Jan-00 08:00:00 UT',
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|     '01 Jan 00 08:00 +0000',
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|     // Ignore weekdays.
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|     'Mon, 01 Jan 2000 08:00:00 UT',
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|     'Tue, 01 Jan 2000 08:00:00 UT',
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|     // Ignore prefix that is not part of a date.
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|     '[Saturday] Jan 01 08:00:00 UT 2000',
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|     'Ignore all of this stuff because it is annoying 01 Jan 2000 08:00:00 UT',
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|     '[Saturday] Jan 01 2000 08:00:00 UT',
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|     'All of this stuff is really annnoying, so it will be ignored Jan 01 2000 08:00:00 UT',
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|     // If the three first letters of the month is a
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|     // month name we are happy - ignore the rest.
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|     'Sat, 01-Janisamonth-2000 08:00:00 UT',
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|     'Sat, 01 Janisamonth 2000 08:00:00 UT',
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|     'Janisamonth 01 2000 08:00:00 UT',
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|     'Janisamonth 01 08:00:00 UT 2000',
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|     'Saturday, 01-Janisamonth-00 08:00:00 UT',
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|     '01 Janisamonth 00 08:00 +0000',
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|     // Allow missing space between month and day.
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|     'Janisamonthandtherestisignored01 2000 08:00:00 UT',
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|     'Jan01 2000 08:00:00 UT',
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|     // Allow year/month/day format.
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|     'Sat, 2000/01/01 08:00:00 UT',
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|     // Allow month/day/year format.
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|     'Sat, 01/01/2000 08:00:00 UT',
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|     // Allow month/day year format.
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|     'Sat, 01/01 2000 08:00:00 UT',
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|     // Allow comma instead of space after day, month and year.
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|     'Sat, 01,Jan,2000,08:00:00 UT',
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|     // Seconds are optional.
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|     'Sat, 01-Jan-2000 08:00 UT',
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|     'Sat, 01 Jan 2000 08:00 UT',
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|     'Jan 01 2000 08:00 UT',
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|     'Jan 01 08:00 UT 2000',
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|     'Saturday, 01-Jan-00 08:00 UT',
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|     '01 Jan 00 08:00 +0000',
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|     // Allow AM/PM after the time.
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|     'Sat, 01-Jan-2000 08:00 AM UT',
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|     'Sat, 01 Jan 2000 08:00 AM UT',
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|     'Jan 01 2000 08:00 AM UT',
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|     'Jan 01 08:00 AM UT 2000',
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|     'Saturday, 01-Jan-00 08:00 AM UT',
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|     '01 Jan 00 08:00 AM +0000',
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|     // White space and stuff in parenthesis is
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|     // apparently allowed in most places where white
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|     // space is allowed.
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|     '   Sat,   01-Jan-2000   08:00:00   UT  ',
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|     '  Sat,   01   Jan   2000   08:00:00   UT  ',
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|     '  Saturday,   01-Jan-00   08:00:00   UT  ',
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|     '  01    Jan   00    08:00   +0000   ',
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|     ' ()(Sat, 01-Jan-2000)  Sat,   01-Jan-2000   08:00:00   UT  ',
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|     '  Sat()(Sat, 01-Jan-2000)01   Jan   2000   08:00:00   UT  ',
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|     '  Sat,(02)01   Jan   2000   08:00:00   UT  ',
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|     '  Sat,  01(02)Jan   2000   08:00:00   UT  ',
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|     '  Sat,  01  Jan  2000 (2001)08:00:00   UT  ',
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|     '  Sat,  01  Jan  2000 (01)08:00:00   UT  ',
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|     '  Sat,  01  Jan  2000 (01:00:00)08:00:00   UT  ',
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|     '  Sat,  01  Jan  2000  08:00:00 (CDT)UT  ',
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|     '  Sat,  01  Jan  2000  08:00:00  UT((((CDT))))',
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|     '  Saturday,   01-Jan-00 ()(((asfd)))(Sat, 01-Jan-2000)08:00:00   UT  ',
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|     '  01    Jan   00    08:00 ()(((asdf)))(Sat, 01-Jan-2000)+0000   ',
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|     '  01    Jan   00    08:00   +0000()((asfd)(Sat, 01-Jan-2000)) '];
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| 
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| //
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| // Test that we do the right correction for different time zones.
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| // I'll assume that we can handle the same formats as for UT and only
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| // test a few formats for each of the timezones.
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| //
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| 
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| // GMT = UT
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| var testCasesGMT = [
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|     'Sat, 01-Jan-2000 08:00:00 GMT',
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|     'Sat, 01-Jan-2000 08:00:00 GMT+0',
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|     'Sat, 01-Jan-2000 08:00:00 GMT+00',
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|     'Sat, 01-Jan-2000 08:00:00 GMT+000',
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|     'Sat, 01-Jan-2000 08:00:00 GMT+0000',
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|     'Sat, 01-Jan-2000 08:00:00 GMT+00:00', // Interestingly, KJS cannot handle this.
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|     'Sat, 01 Jan 2000 08:00:00 GMT',
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|     'Saturday, 01-Jan-00 08:00:00 GMT',
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|     '01 Jan 00 08:00 -0000',
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|     '01 Jan 00 08:00 +0000'];
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| 
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| // EST = UT minus 5 hours.
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| var testCasesEST = [
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|     'Sat, 01-Jan-2000 03:00:00 UTC-0500',
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|     'Sat, 01-Jan-2000 03:00:00 UTC-05:00', // Interestingly, KJS cannot handle this.
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|     'Sat, 01-Jan-2000 03:00:00 EST',
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|     'Sat, 01 Jan 2000 03:00:00 EST',
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|     'Saturday, 01-Jan-00 03:00:00 EST',
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|     '01 Jan 00 03:00 -0500'];
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| 
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| // EDT = UT minus 4 hours.
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| var testCasesEDT = [
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|     'Sat, 01-Jan-2000 04:00:00 EDT',
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|     'Sat, 01 Jan 2000 04:00:00 EDT',
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|     'Saturday, 01-Jan-00 04:00:00 EDT',
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|     '01 Jan 00 04:00 -0400'];
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| 
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| // CST = UT minus 6 hours.
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| var testCasesCST = [
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|     'Sat, 01-Jan-2000 02:00:00 CST',
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|     'Sat, 01 Jan 2000 02:00:00 CST',
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|     'Saturday, 01-Jan-00 02:00:00 CST',
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|     '01 Jan 00 02:00 -0600'];
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| 
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| // CDT = UT minus 5 hours.
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| var testCasesCDT = [
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|     'Sat, 01-Jan-2000 03:00:00 CDT',
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|     'Sat, 01 Jan 2000 03:00:00 CDT',
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|     'Saturday, 01-Jan-00 03:00:00 CDT',
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|     '01 Jan 00 03:00 -0500'];
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| 
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| // MST = UT minus 7 hours.
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| var testCasesMST = [
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|     'Sat, 01-Jan-2000 01:00:00 MST',
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|     'Sat, 01 Jan 2000 01:00:00 MST',
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|     'Saturday, 01-Jan-00 01:00:00 MST',
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|     '01 Jan 00 01:00 -0700'];
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| 
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| // MDT = UT minus 6 hours.
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| var testCasesMDT = [
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|     'Sat, 01-Jan-2000 02:00:00 MDT',
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|     'Sat, 01 Jan 2000 02:00:00 MDT',
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|     'Saturday, 01-Jan-00 02:00:00 MDT',
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|     '01 Jan 00 02:00 -0600'];
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| 
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| // PST = UT minus 8 hours.
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| var testCasesPST = [
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|     'Sat, 01-Jan-2000 00:00:00 PST',
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|     'Sat, 01 Jan 2000 00:00:00 PST',
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|     'Saturday, 01-Jan-00 00:00:00 PST',
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|     '01 Jan 00 00:00 -0800',
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|     // Allow missing time.
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|     'Sat, 01-Jan-2000 PST'];
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| 
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| // PDT = UT minus 7 hours.
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| var testCasesPDT = [
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|     'Sat, 01-Jan-2000 01:00:00 PDT',
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|     'Sat, 01 Jan 2000 01:00:00 PDT',
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|     'Saturday, 01-Jan-00 01:00:00 PDT',
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|     '01 Jan 00 01:00 -0700'];
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| 
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| // Local time cases.
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| var testCasesLocalTime = [
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|     // Allow timezone omission.
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|     'Sat, 01-Jan-2000 08:00:00',
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|     'Sat, 01 Jan 2000 08:00:00',
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|     'Jan 01 2000 08:00:00',
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|     'Jan 01 08:00:00 2000',
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|     'Saturday, 01-Jan-00 08:00:00',
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|     '01 Jan 00 08:00'];
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| 
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| 
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| // Misc. test cases that result in a different time value.
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| var testCasesMisc = [
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|     // Special handling for years in the [0, 100) range.
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|     ['Sat, 01 Jan 0 08:00:00 UT', 946713600000], // year 2000
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|     ['Sat, 01 Jan 49 08:00:00 UT', 2493100800000], // year 2049
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|     ['Sat, 01 Jan 50 08:00:00 UT', -631123200000], // year 1950
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|     ['Sat, 01 Jan 99 08:00:00 UT', 915177600000], // year 1999
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|     ['Sat, 01 Jan 100 08:00:00 UT', -59011430400000], // year 100
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|     // Test PM after time.
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|     ['Sat, 01-Jan-2000 08:00 PM UT', 946756800000],
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|     ['Sat, 01 Jan 2000 08:00 PM UT', 946756800000],
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|     ['Jan 01 2000 08:00 PM UT', 946756800000],
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|     ['Jan 01 08:00 PM UT 2000', 946756800000],
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|     ['Saturday, 01-Jan-00 08:00 PM UT', 946756800000],
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|     ['01 Jan 00 08:00 PM +0000', 946756800000]];
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| 
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| // Test different version of the ES5 date time string format.
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| var testCasesES5Misc = [
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|     ['2000-01-01T08:00:00.000Z', 946713600000],
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|     ['2000-01-01T08:00:00Z', 946713600000],
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|     ['2000-01-01T08:00Z', 946713600000],
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|     ['2000-01T08:00:00.000Z', 946713600000],
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|     ['2000T08:00:00.000Z', 946713600000],
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|     ['2000T08:00Z', 946713600000],
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|     ['2000-01T00:00:00.000-08:00', 946713600000],
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|     ['2000-01T08:00:00.001Z', 946713600001],
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|     ['2000-01T08:00:00.099Z', 946713600099],
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|     ['2000-01T08:00:00.999Z', 946713600999],
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|     ['2000-01T00:00:00.001-08:00', 946713600001],
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|     ['2000-01-01T24:00Z', 946771200000],
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|     ['2000-01-01T24:00:00Z', 946771200000],
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|     ['2000-01-01T24:00:00.000Z', 946771200000],
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|     ['2000-01-01T24:00:00.000Z', 946771200000]];
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| 
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| var testCasesES5MiscNegative = [
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|     '2000-01-01TZ',
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|     '2000-01-01T60Z',
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|     '2000-01-01T60:60Z',
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|     '2000-01-0108:00Z',
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|     '2000-01-01T08Z',
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|     '2000-01-01T24:01',
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|     '2000-01-01T24:00:01',
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|     '2000-01-01T24:00:00.001',
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|     '2000-01-01T24:00:00.999Z'];
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| 
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| // TODO(littledan): This is an hack that could break in historically
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| // changing timezones that happened on this day, but allows us to
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| // check the date value for local times.
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| var localOffset = new Date('2000-01-01').getTimezoneOffset()*1000*60;
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| 
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| // Sanity check which is even more of a hack: in the timezones where
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| // these tests are likely to be run, the offset is nonzero because
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| // dates which don't include Z are in the local timezone.
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| if (this.Intl &&
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|     ["America/Los_Angeles", "Europe/Berlin", "Europe/Madrid"].indexOf(
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|         Intl.DateTimeFormat().resolvedOptions().timeZone) != -1) {
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|   assertTrue(localOffset != 0);
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| }
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| 
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| var testCasesES2016TZ = [
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|     // If the timezone is absent and time is present, use local time
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|     ['2000-01-02T00:00', 946771200000 + localOffset],
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|     ['2000-01-02T00:00:00', 946771200000 + localOffset],
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|     ['2000-01-02T00:00:00.000', 946771200000 + localOffset],
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|     // If timezone is absent and time is absent, use UTC
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|     ['2000-01-02', 946771200000],
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|     ['2000-01-02', 946771200000],
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|     ['2000-01-02', 946771200000],
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| ];
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| 
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| 
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| // Run all the tests.
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| testCasesUT.forEach(testDateParse);
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| testCasesGMT.forEach(testDateParse);
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| testCasesEST.forEach(testDateParse);
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| testCasesEDT.forEach(testDateParse);
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| testCasesCST.forEach(testDateParse);
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| testCasesCDT.forEach(testDateParse);
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| testCasesMST.forEach(testDateParse);
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| testCasesMDT.forEach(testDateParse);
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| testCasesPST.forEach(testDateParse);
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| testCasesPDT.forEach(testDateParse);
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| testCasesLocalTime.forEach(testDateParseLocalTime);
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| testCasesMisc.forEach(testDateParseMisc);
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| 
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| // ES5 date time string format compliance.
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| testCasesES5Misc.forEach(testDateParseMisc);
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| testCasesES5MiscNegative.forEach(function (s) {
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|     assertTrue(isNaN(Date.parse(s)), s + " is not NaN.");
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| });
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| 
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| testCasesES2016TZ.forEach(testDateParseMisc);
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| 
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| // Test that we can parse our own date format.
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| // (Dates from 1970 to ~2070 with 150h steps.)
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| for (var i = 0; i < 24 * 365 * 100; i += 150) {
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|   var ms = i * (3600 * 1000);
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|   var s = (new Date(ms)).toString();
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|   assertEquals(ms, Date.parse(s), "parse own: " + s);
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| }
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| 
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| // Negative tests.
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| var testCasesNegative = [
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|     'May 25 2008 1:30 (PM)) UTC',  // Bad unmatched ')' after number.
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|     'May 25 2008 1:30( )AM (PM)',  //
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|     'a1',                          // Issue 126448, 53209.
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|     'nasfdjklsfjoaifg1',
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|     'x_2',
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|     'May 25 2008 AAA (GMT)'];      // Unknown word after number.
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| 
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| testCasesNegative.forEach(function (s) {
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|     assertTrue(isNaN(Date.parse(s)), s + " is not NaN.");
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| });
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