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