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describe('Date', function () {
'use strict';
var supportsDescriptors = Object.defineProperty && (function () {
try {
var obj = {};
Object.defineProperty(obj, 'x', {
enumerable: false,
value: obj
});
// eslint-disable-next-line no-unreachable-loop
for (var _ in obj) { return false; } // jscs:ignore disallowUnusedVariables
return obj.x === obj;
} catch (e) { /* this is ES3 */
return false;
}
}());
var ifSupportsDescriptorsIt = supportsDescriptors ? it : xit;
var has = Object.prototype.hasOwnProperty;
var negativeDate;
beforeEach(function () {
var negativeCanned = [
{
getTime: -3509827329600292,
getUTCDay: 4,
getDay: 4,
dim: 31
},
{
getTime: -3509824651200292,
getUTCDay: 0,
getDay: 0,
dim: 29
},
{
getTime: -3509822145600292,
getUTCDay: 1,
getDay: 1,
dim: 31
},
{
getTime: -3509819467200292,
getUTCDay: 4,
getDay: 4,
dim: 30
},
{
getTime: -3509816875200292,
getUTCDay: 6,
getDay: 6,
dim: 31
},
{
getTime: -3509814196800292,
getUTCDay: 2,
getDay: 2,
dim: 30
},
{
getTime: -3509811604800292,
getUTCDay: 4,
getDay: 4,
dim: 31
},
{
getTime: -3509808926400292,
getUTCDay: 0,
getDay: 0,
dim: 31
},
{
getTime: -3509806248000292,
getUTCDay: 3,
getDay: 3,
dim: 30
},
{
getTime: -3509803656000292,
getUTCDay: 5,
getDay: 5,
dim: 31
},
{
getTime: -3509800977600292,
getUTCDay: 1,
getDay: 1,
dim: 30
},
{
getTime: -3509798385600292,
getUTCDay: 3,
getDay: 3,
dim: 31
}
];
negativeDate = negativeCanned.map(function (item) {
var dateFirst = new Date(item.getTime);
var dateLast = new Date(item.getTime + ((item.dim - 1) * 86400000));
return {
dates: [dateFirst, dateLast],
days: [1, item.dim],
getUTCDay: [item.getUTCDay, (item.getUTCDay + item.dim - 1) % 7],
getDay: [item.getDay, (item.getDay + item.dim - 1) % 7]
};
});
});
describe('.now()', function () {
it('should be the current time', function () {
var before = (new Date()).getTime();
var middle = Date.now();
var after = (new Date()).getTime();
expect(middle).not.toBeLessThan(before);
expect(middle).not.toBeGreaterThan(after);
});
});
describe('constructor', function () {
it('works with standard formats', function () {
// Chrome 19 Opera 12 Firefox 11 IE 9 Safari 5.1.1
expect(+new Date('2012-12-31T23:59:59.000Z')).toBe(1356998399000); // 1356998399000 1356998399000 1356998399000 1356998399000 1356998399000
expect(+new Date('2012-04-04T05:02:02.170Z')).toBe(1333515722170); // 1333515722170 1333515722170 1333515722170 1333515722170 1333515722170
expect(+new Date('2012-04-04T05:02:02.170999Z')).toBe(1333515722170); // 1333515722170 1333515722170 1333515722170 1333515722170 1333515722170
expect(+new Date('2012-04-04T05:02:02.17Z')).toBe(1333515722170); // 1333515722170 1333515722170 1333515722170 1333515722170 1333515722170
expect(+new Date('2012-04-04T05:02:02.1Z')).toBe(1333515722100); // 1333515722170 1333515722170 1333515722170 1333515722170 1333515722170
expect(+new Date('2012-04-04T24:00:00.000Z')).toBe(1333584000000); // NaN 1333584000000 1333584000000 1333584000000 1333584000000
expect(+new Date('2012-02-29T12:00:00.000Z')).toBe(1330516800000); // 1330516800000 1330516800000 1330516800000 1330516800000 1330516800000
expect(+new Date('2011-03-01T12:00:00.000Z')).toBe(1298980800000); // 1298980800000 1298980800000 1298980800000 1298980800000 1298980800000
// https://github.com/es-shims/es5-shim/issues/80 Safari bug with leap day
expect(new Date('2034-03-01T00:00:00.000Z')
- new Date('2034-02-27T23:59:59.999Z')).toBe(86400001); // 86400001 86400001 86400001 86400001 1
});
ifSupportsDescriptorsIt('is not enumerable', function () {
expect(Object.keys(new Date())).not.toContain('constructor');
});
it('works as a function', function () {
var zeroDate = Date(0);
expect(zeroDate).toBe(String(zeroDate));
var value = Date(1441705534578);
expect(value).toBe(String(value));
});
it('fixes this Safari 8/9 bug', function () {
var offset = new Date(1970).getTimezoneOffset() * 60e3;
var timestamp = 2147483647; // Math.pow(2, 31) - 1
var date = new Date(1970, 0, 1, 0, 0, 0, timestamp);
var expectedTimestamp = timestamp + offset;
expect(date.getTime()).toBe(expectedTimestamp);
var brokenTimestamp = 2147483648; // Math.pow(2, 31)
var brokenDate = new Date(1970, 0, 1, 0, 0, 0, brokenTimestamp);
var expectedBrokenTimestamp = brokenTimestamp + offset;
expect(brokenDate.getTime()).toBe(expectedBrokenTimestamp); // NaN in Safari 8/9
var veryBrokenTS = 1435734000000;
var veryBrokenDate = new Date(1970, 0, 1, 0, 0, 0, veryBrokenTS);
var largeDate = new Date('Wed Jul 01 2015 07:00:00 GMT-0700 (PDT)');
var expectedVeryBrokenTS = veryBrokenTS + (largeDate.getTimezoneOffset() * 60e3);
expect(veryBrokenDate.getTime()).toBe(expectedVeryBrokenTS); // NaN in Safari 8/9
});
it('works with a Date object', function () {
var date = new Date(1456297712984);
var copiedDate = new Date(date);
expect(date).not.toBe(copiedDate);
expect(copiedDate.getTime()).toBe(date.getTime());
expect(+copiedDate).toBe(+date);
expect(String(copiedDate)).toBe(String(date));
});
});
describe('.parse()', function () {
// TODO: Write the rest of the test.
ifSupportsDescriptorsIt('is not enumerable', function () {
expect(Object.getOwnPropertyDescriptor(Date, 'parse').enumerable).toBe(false);
});
it('should be an invalid date', function () {
// Chrome 19 Opera 12 Firefox 11 IE 9 Safari 5.1.1
expect(Date.parse('2012-11-31T23:59:59.000Z')).toBeFalsy(); // 1354406399000 NaN NaN 1354406399000 NaN
expect(Date.parse('2012-12-31T23:59:60.000Z')).toBeFalsy(); // NaN NaN NaN NaN 1356998400000
expect(Date.parse('2012-04-04T24:00:00.500Z')).toBeFalsy(); // NaN NaN 1333584000500 1333584000500 NaN
expect(Date.parse('2012-12-31T10:08:60.000Z')).toBeFalsy(); // NaN NaN NaN NaN 1356948540000
expect(Date.parse('2012-13-01T12:00:00.000Z')).toBeFalsy(); // NaN NaN NaN NaN NaN
expect(Date.parse('2012-12-32T12:00:00.000Z')).toBeFalsy(); // NaN NaN NaN NaN NaN
expect(Date.parse('2012-12-31T25:00:00.000Z')).toBeFalsy(); // NaN NaN NaN NaN NaN
expect(Date.parse('2012-12-31T24:01:00.000Z')).toBeFalsy(); // NaN NaN NaN 1356998460000 NaN
expect(Date.parse('2012-12-31T12:60:00.000Z')).toBeFalsy(); // NaN NaN NaN NaN NaN
expect(Date.parse('2012-12-31T12:00:60.000Z')).toBeFalsy(); // NaN NaN NaN NaN 1356955260000
expect(Date.parse('2012-00-31T23:59:59.000Z')).toBeFalsy(); // NaN NaN NaN NaN NaN
expect(Date.parse('2012-12-00T23:59:59.000Z')).toBeFalsy(); // NaN NaN NaN NaN NaN
expect(Date.parse('2011-02-29T12:00:00.000Z')).toBeFalsy(); // 1298980800000 NaN NaN 1298980800000 NaN
});
it('should work', function () {
var dates = {
// Chrome 19 Opera 12 Firefox 11 IE 9 Safari 5.1.1 Safari 8
'2012-12-31T23:59:59.000Z': 1356998399000, // 1356998399000 1356998399000 1356998399000 1356998399000 1356998399000 1356998399000
'2012-04-04T05:02:02.170Z': 1333515722170, // 1333515722170 1333515722170 1333515722170 1333515722170 1333515722170 1333515722170
'2012-04-04T05:02:02.170999Z': 1333515722170, // 1333515722170 1333515722170 1333515722170 1333515722170 1333515722170 1333515722170.999
'2012-04-04T05:02:02.17Z': 1333515722170, // 1333515722170 1333515722170 1333515722170 1333515722170 1333515722170 1333515722170
'2012-04-04T05:02:02.1Z': 1333515722100, // 1333515722170 1333515722170 1333515722170 1333515722170 1333515722170 1333515722170
'2012-04-04T24:00:00.000Z': 1333584000000, // NaN 1333584000000 1333584000000 1333584000000 1333584000000 1333584000000
'2012-02-29T12:00:00.000Z': 1330516800000, // 1330516800000 1330516800000 1330516800000 1330516800000 1330516800000 1330516800000
'2011-03-01T12:00:00.000Z': 1298980800000 // 1298980800000 1298980800000 1298980800000 1298980800000 1298980800000 1298980800000
};
for (var str in dates) {
if (has.call(dates, str)) {
expect(Math.floor(Date.parse(str))).toBe(dates[str]);
}
}
// https://github.com/es-shims/es5-shim/issues/80 Safari bug with leap day
expect(Date.parse('2034-03-01T00:00:00.000Z')
- Date.parse('2034-02-27T23:59:59.999Z')).toBe(86400001); // 86400001 86400001 86400001 86400001 1
});
it('fixes a Safari 8/9 bug with parsing in UTC instead of local time', function () {
var offset = new Date('2015-07-01').getTimezoneOffset() * 60e3;
expect(Date.parse('2015-07-01T00:00:00')).toBe(1435708800000 + offset); // Safari 8/9 give NaN
});
it('should support extended years', function () {
// Chrome 19 Opera 12 Firefox 11 IE 9 Safari 5.1.1
expect(Date.parse('0000-01-01T00:00:00.000Z')).toBe(-621672192e5); // -621672192e5 -621672192e5 -621672192e5 -621672192e5 -621672192e5
expect(Date.parse('0001-01-01T00:00:00Z')).toBe(-621355968e5); // -621355968e5 -621355968e5 -621355968e5 8.64e15 -621355968e5
expect(Date.parse('+275760-09-13T00:00:00.000Z')).toBe(8.64e15); // 8.64e15 NaN 8.64e15 8.64e15 8.64e15
expect(Date.parse('-271821-04-20T00:00:00.000Z')).toBe(-8.64e15); // -8.64e15 NaN -8.64e15 -8.64e15 -8.6400000864e15
expect(Date.parse('+275760-09-13T00:00:00.001Z')).toBeFalsy(); // NaN NaN NaN 8.64e15 + 1 8.64e15 + 1
expect(Date.parse('-271821-04-19T23:59:59.999Z')).toBeFalsy(); // NaN NaN NaN -8.64e15 - 1 -8.6400000864e15 - 1
expect(Date.parse('+033658-09-27T01:46:40.000Z')).toBe(1e15); // 1e15 NaN 1e15 1e15 9999999136e5
expect(Date.parse('-000001-01-01T00:00:00Z')).toBe(-621987552e5); // -621987552e5 NaN -621987552e5 -621987552e5 -621987552e5
expect(Date.parse('+002009-12-15T00:00:00Z')).toBe(12608352e5); // 12608352e5 NaN 12608352e5 12608352e5 12608352e5
});
it('works with timezone offsets', function () {
// Chrome 19 Opera 12 Firefox 11 IE 9 Safari 5.1.1
expect(Date.parse('2012-01-29T12:00:00.000+01:00')).toBe(132783480e4); // 132783480e4 132783480e4 132783480e4 132783480e4 132783480e4
expect(Date.parse('2012-01-29T12:00:00.000-00:00')).toBe(132783840e4); // 132783840e4 132783840e4 132783840e4 132783840e4 132783840e4
expect(Date.parse('2012-01-29T12:00:00.000+00:00')).toBe(132783840e4); // 132783840e4 132783840e4 132783840e4 132783840e4 132783840e4
expect(Date.parse('2012-01-29T12:00:00.000+23:59')).toBe(132775206e4); // 132775206e4 132775206e4 132775206e4 132775206e4 132775206e4
expect(Date.parse('2012-01-29T12:00:00.000-23:59')).toBe(132792474e4); // 132792474e4 132792474e4 132792474e4 132792474e4 132792474e4
expect(Date.parse('2012-01-29T12:00:00.000+24:00')).toBeFalsy(); // NaN 1327752e6 NaN 1327752000000 1327752000000
expect(Date.parse('2012-01-29T12:00:00.000+24:01')).toBeFalsy(); // NaN NaN NaN 1327751940000 1327751940000
expect(Date.parse('2012-01-29T12:00:00.000+24:59')).toBeFalsy(); // NaN NaN NaN 1327748460000 1327748460000
expect(Date.parse('2012-01-29T12:00:00.000+25:00')).toBeFalsy(); // NaN NaN NaN NaN NaN
expect(Date.parse('2012-01-29T12:00:00.000+00:60')).toBeFalsy(); // NaN NaN NaN NaN NaN
expect(Date.parse('-271821-04-20T00:00:00.000+00:01')).toBeFalsy(); // NaN NaN NaN -864000000006e4 -864000008646e4
expect(Date.parse('-271821-04-20T00:01:00.000+00:01')).toBe(-8.64e15); // -8.64e15 NaN -8.64e15 -8.64e15 -864000008640e4
// When time zone is missed, local offset should be used (ES 5.1 bug)
// see https://bugs.ecmascript.org/show_bug.cgi?id=112
var tzOffset = Number(new Date(1970, 0));
// same as (new Date().getTimezoneOffset() * 60000)
expect(Date.parse('1970-01-01T00:00:00')).toBe(tzOffset); // tzOffset 0 0 0 NaN
});
it('should be able to coerce to a number', function () {
var actual = Number(new Date(1970, 0));
var expected = parseInt(actual, 10);
expect(actual).toBeDefined();
expect(actual).toBe(expected);
expect(isNaN(actual)).toBeFalsy();
});
});
describe('#toString()', function () {
var actual;
beforeEach(function () {
actual = (new Date(1970, 0)).toString();
});
it('should show correct date info for ' + actual, function () {
expect(actual).toMatch(/1970/);
expect(actual).toMatch(/jan/i);
expect(actual).toMatch(/thu/i);
expect(actual).toMatch(/00:00:00/);
});
});
describe('#valueOf()', function () {
// Note that new Date(1970, 0).valueOf() is 0 in UTC timezone.
// Check check that it's a number (and an int), not that it's "truthy".
var actual;
beforeEach(function () {
actual = (new Date(1970, 0)).valueOf();
});
it('should give a numeric value', function () {
expect(typeof actual).toBe('number');
});
it('should not be NaN', function () {
expect(isNaN(actual)).toBe(false);
});
it('should give an int value', function () {
expect(actual).toBe(Math.floor(actual));
});
});
describe('#getUTCDate()', function () {
it('should return the right value for negative dates', function () {
// Opera 10.6/11.61/Opera 12 bug
negativeDate.forEach(function (item) {
item.dates.forEach(function (date, index) {
expect(date.getUTCDate()).toBe(item.days[index], date);
});
});
});
});
describe('#getUTCDay()', function () {
it('should return the right value for negative dates', function () {
negativeDate.forEach(function (item) {
item.dates.forEach(function (date, index) {
expect(date.getUTCDay()).toBe(item.getUTCDay[index]);
});
});
});
});
describe('#getUTCFullYear()', function () {
it('should return the right value for negative dates', function () {
// Opera 10.6/11.61/Opera 12 bug
negativeDate.forEach(function (item) {
item.dates.forEach(function (date) {
expect(date.getUTCFullYear()).toBe(-109252);
});
});
});
});
describe('#getUTCMonth()', function () {
it('should return the right value for negative dates', function () {
// Opera 10.6/11.61/Opera 12 bug
negativeDate.forEach(function (item, index) {
item.dates.forEach(function (date) {
expect(date.getUTCMonth()).toBe(index);
});
});
});
it('should return correct values', function () {
expect(new Date(8.64e15).getUTCMonth()).toBe(8);
expect(new Date(0).getUTCMonth()).toBe(0);
});
});
describe('#getUTCHours()', function () {
it('should return the right value for negative dates', function () {
negativeDate.forEach(function (item) {
item.dates.forEach(function (date) {
expect(date.getUTCHours()).toBe(11);
});
});
});
});
describe('#getUTCMinutes()', function () {
it('should return the right value for negative dates', function () {
negativeDate.forEach(function (item) {
item.dates.forEach(function (date) {
expect(date.getUTCMinutes()).toBe(59);
});
});
});
});
describe('#getUTCSeconds()', function () {
it('should return the right value for negative dates', function () {
negativeDate.forEach(function (item) {
item.dates.forEach(function (date) {
expect(date.getUTCSeconds()).toBe(59);
});
});
});
});
describe('#getUTCMilliseconds()', function () {
it('should return the right value for negative dates', function () {
// Opera 10.6/11.61/Opera 12 bug
negativeDate.forEach(function (item) {
item.dates.forEach(function (date) {
expect(date.getUTCMilliseconds()).toBe(708);
});
});
});
});
describe('#getDate()', function () {
it('should return the right value for negative dates', function () {
negativeDate.forEach(function (item) {
item.dates.forEach(function (date, index) {
expect(date.getDate()).toBe(item.days[index]);
});
});
});
});
describe('#getDay()', function () {
it('should return the right value for negative dates', function () {
negativeDate.forEach(function (item) {
item.dates.forEach(function (date, index) {
expect(date.getDay()).toBe(item.getDay[index]);
});
});
});
});
describe('#getFullYear()', function () {
it('should return the right value for negative dates', function () {
// Opera 10.6/11.61/Opera 12 bug
negativeDate.forEach(function (item) {
item.dates.forEach(function (date) {
expect(date.getFullYear()).toBe(-109252);
});
});
});
});
describe('#getMonth()', function () {
it('should return the right value for negative dates', function () {
// Opera 10.6/11.61/Opera 12 bug
negativeDate.forEach(function (item, index) {
item.dates.forEach(function (date) {
expect(date.getMonth()).toBe(index);
});
});
});
});
describe('#getHours()', function () {
it('should return the right value for negative dates', function () {
negativeDate.forEach(function (item) {
item.dates.forEach(function (date) {
expect(date.getHours() + Math.floor(date.getTimezoneOffset() / 60)).toBe(11);
});
});
});
});
describe('#getMinutes()', function () {
it('should return the right value for negative dates', function () {
negativeDate.forEach(function (item) {
item.dates.forEach(function (date) {
var off = date.getTimezoneOffset();
var offHours = Math.floor(off / 60);
var offMins = off - (offHours * 60);
expect(date.getMinutes() + offMins).toBe(59);
});
});
});
});
describe('#getSeconds()', function () {
it('should return the right value for negative dates', function () {
negativeDate.forEach(function (item) {
item.dates.forEach(function (date, i) {
// the regex here is because in UTC, it's 59, but with TZData applied,
// which can have fractional hour offsets, it'll be 1.
expect(i + ':' + date.getSeconds()).toMatch(new RegExp(i + ':(?:' + 59 + '|' + 1 + ')'));
});
});
});
});
describe('#getMilliseconds()', function () {
it('should return the right value for negative dates', function () {
// Opera 10.6/11.61/Opera 12 bug
negativeDate.forEach(function (item) {
item.dates.forEach(function (date) {
expect(date.getMilliseconds()).toBe(708);
});
});
});
});
describe('#toISOString()', function () {
// TODO: write the rest of the test.
it('should support extended years', function () {
expect(new Date(-62198755200000).toISOString().indexOf('-000001-01-01')).toBe(0);
expect(new Date(8.64e15).toISOString().indexOf('+275760-09-13')).toBe(0);
});
it('should return correct dates', function () {
expect(new Date(-1).toISOString()).toBe('1969-12-31T23:59:59.999Z'); // Safari 5.1.5 "1969-12-31T23:59:59.-01Z"
negativeDate.forEach(function (item, index) {
var m = index + 1;
item.dates.forEach(function (date, idx) {
var d = item.days[idx];
expect(date.toISOString()).toBe('-109252-' + (m < 10 ? '0' + m : m) + '-' + (d < 10 ? '0' + d : d) + 'T11:59:59.708Z'); // Opera 11.61/Opera 12 bug with Date#getUTCMonth
});
});
});
});
describe('#toUTCString()', function () {
it('should return correct dates', function () {
expect(new Date(-1509842289600292).toUTCString()).toBe('Mon, 01 Jan -45875 11:59:59 GMT');
});
});
describe('#toDateString()', function () {
it('should return correct dates', function () {
expect(new Date(-1509842289600292).toDateString()).toBe('Mon Jan 01 -45875');
});
});
describe('#toString()', function () {
it('should return correct dates', function () {
var actual = new Date(1449662400000).toString();
var re = /^Wed Dec 09 2015 \d\d:\d\d:\d\d GMT[-+]\d\d\d\d(?: |$)/;
expect(re.test(actual)).toBe(true, actual);
});
});
describe('#toJSON()', function () {
// Opera 11.6x/12 bug
it('should call toISOString', function () {
var date = new Date(0);
date.toISOString = function () {
return 1;
};
expect(date.toJSON()).toBe(1);
});
it('should return null for not finite dates', function () {
var date = new Date(NaN),
json;
try {
json = date.toJSON();
} catch (e) {
/* invalid json */
expect(e).not.toEqual(jasmine.any(Error));
}
expect(json).toBe(null);
});
it('should return the isoString when stringified', function () {
var date = new Date();
expect(JSON.stringify(date.toISOString())).toBe(JSON.stringify(date));
});
});
});