import { describe, test, expect, Result } from './tests.uts' export function testDate() : Result { return describe("Date", () => { test('now', () => { const start = Date.now() setTimeout(() => { const millis = Date.now() - start const secondsElapsed = Math.floor(millis / 1000) expect(secondsElapsed).toEqual(2); }, 2000) }) test('valueOf', () => { const date1 = new Date('December 17, 1995 03:24:00'); expect(date1.valueOf()).toEqual(819141840000); const date2 = new Date('1995-12-17T03:24:00'); expect(date2.valueOf()).toEqual(819141840000); }) test('parse', () => { const unixTimeZero = Date.parse('01 Jan 1970 00:00:00 GMT'); const javaScriptRelease = Date.parse('04 Dec 1995 00:12:00 GMT'); expect(unixTimeZero).toEqual(0); expect(javaScriptRelease).toEqual(818035920000); }) test('toTimeString', () => { const date1 = new Date('01 Jan 1970 00:00:00 GMT'); const date2 = new Date('December 17, 1995 03:24:00'); expect(date1.toTimeString()).toEqual("08:00:00 GMT+0800"); expect(date2.toTimeString()).toEqual("03:24:00 GMT+0800"); }) test('getDate', () => { const birthday = new Date('August 19, 1975 23:15:30'); const date1 = birthday.getDate(); expect(date1).toEqual(19); // first millisecond expect(new Date(2016, 6, 6).getDate()).toEqual(6); // previous millisecond expect(new Date(2016, 6, 6, 0, 0, 0, -1).getDate()).toEqual(5); // final millisecond expect(new Date(2016, 6, 6, 23, 59, 59, 999).getDate()).toEqual(6); // subsequent millisecond expect(new Date(2016, 6, 6, 23, 59, 59, 1000).getDate()).toEqual(7); // first millisecond (month boundary) expect(new Date(2016, 1, 29).getDate()).toEqual(29); // previous millisecond (month boundary) expect(new Date(2016, 1, 29, 0, 0, 0, -1).getDate()).toEqual(28); // final millisecond (month boundary) expect(new Date(2016, 1, 29, 23, 59, 59, 999).getDate()).toEqual(29); // subsequent millisecond (month boundary) expect(new Date(2016, 1, 29, 23, 59, 59, 1000).getDate()).toEqual(1); }) test('getDay', () => { const birthday = new Date('August 19, 1975 23:15:30'); const day1 = birthday.getDay(); expect(day1).toEqual(2); // first millisecond expect(new Date(2016, 6, 6).getDay()).toEqual(3); // previous millisecond expect(new Date(2016, 6, 6, 0, 0, 0, -1).getDay()).toEqual(2); // final millisecond expect(new Date(2016, 6, 6, 23, 59, 59, 999).getDay()).toEqual(3); // subsequent millisecond expect(new Date(2016, 6, 6, 23, 59, 59, 1000).getDay()).toEqual(4); // first millisecond (week boundary) expect(new Date(2016, 6, 9).getDay()).toEqual(6); // previous millisecond (week boundary) expect(new Date(2016, 6, 9, 0, 0, 0, -1).getDay()).toEqual(5); // final millisecond (week boundary) expect(new Date(2016, 6, 9, 23, 59, 59, 999).getDay()).toEqual(6); // subsequent millisecond (week boundary) expect(new Date(2016, 6, 9, 23, 59, 59, 1000).getDay()).toEqual(0); }) test('getFullYear', () => { const moonLanding = new Date('July 20, 69 00:20:18'); expect(moonLanding.getFullYear()).toEqual(1969); // first millisecond expect(new Date(2016, 0).getFullYear()).toEqual(2016); // previous millisecond expect(new Date(2016, 0, 1, 0, 0, 0, -1).getFullYear()).toEqual(2015); // final millisecond expect(new Date(2016, 11, 31, 23, 59, 59, 999).getFullYear()).toEqual(2016); // subsequent millisecond expect(new Date(2016, 11, 31, 23, 59, 59, 1000).getFullYear()).toEqual(2017); }) test('getHours', () => { const birthday = new Date('March 13, 08 04:20'); expect(birthday.getHours()).toEqual(4); // first millisecond expect(new Date(2016, 6, 6, 13).getHours()).toEqual(13); // previous millisecond expect(new Date(2016, 6, 6, 13, 0, 0, -1).getHours()).toEqual(12); // final millisecond expect(new Date(2016, 6, 6, 13, 59, 59, 999).getHours()).toEqual(13); // subsequent millisecond expect(new Date(2016, 6, 6, 13, 59, 59, 1000).getHours()).toEqual(14); }) test('getMilliseconds', () => { const moonLanding = new Date('July 20, 69 00:20:18'); moonLanding.setMilliseconds(123); expect(moonLanding.getMilliseconds()).toEqual(123); // first millisecond expect(new Date(2016, 6, 6).getMilliseconds()).toEqual(0); // previous millisecond expect(new Date(2016, 6, 6, 0, 0, 0, -1).getMilliseconds()).toEqual(999); // final millisecond expect(new Date(2016, 6, 6, 23, 59, 59, 999).getMilliseconds()).toEqual(999); // subsequent millisecond expect(new Date(2016, 6, 6, 23, 59, 59, 1000).getMilliseconds()).toEqual(0); }) test('getMinutes', () => { const birthday = new Date('March 13, 08 04:20'); expect(birthday.getMinutes()).toEqual(20); // first millisecond expect(new Date(2016, 6, 6, 14, 6).getMinutes()).toEqual(6); // previous millisecond expect(new Date(2016, 6, 6, 14, 6, 0, -1).getMinutes()).toEqual(5); // final millisecond expect(new Date(2016, 6, 6, 14, 6, 59, 999).getMinutes()).toEqual(6); // subsequent millisecond expect(new Date(2016, 6, 6, 14, 6, 59, 1000).getMinutes()).toEqual(7); }) test('getMonth', () => { const moonLanding = new Date('July 20, 69 00:20:18'); expect(moonLanding.getMonth()).toEqual(6); // first millisecond expect(new Date(2016, 6).getMonth()).toEqual(6); // previous millisecond expect(new Date(2016, 6, 0, 0, 0, 0, -1).getMonth()).toEqual(5); // final millisecond expect(new Date(2016, 6, 31, 23, 59, 59, 999).getMonth()).toEqual(6); // subsequent millisecond expect(new Date(2016, 6, 31, 23, 59, 59, 1000).getMonth()).toEqual(7); }) test('getSeconds', () => { const moonLanding = new Date('July 20, 69 00:20:18'); expect(moonLanding.getSeconds()).toEqual(18); // first millisecond expect(new Date(2016, 6, 6, 14, 16, 30).getSeconds()).toEqual(30); // previous millisecond expect(new Date(2016, 6, 6, 14, 16, 30, -1).getSeconds()).toEqual(29); // final millisecond expect(new Date(2016, 6, 6, 14, 16, 30, 999).getSeconds()).toEqual(30); // subsequent millisecond expect(new Date(2016, 6, 6, 14, 16, 30, 1000).getSeconds()).toEqual(31); }) test('getTime', () => { const moonLanding = new Date('July 20, 69 20:17:40 GMT+00:00'); expect(moonLanding.getTime()).toEqual(-14182940000); expect(new Date(0).getTime()).toEqual(0); expect(new Date(1).getTime()).toEqual(1); }) test('setDate', () => { const event = new Date('August 19, 1975 23:15:30'); event.setDate(24); expect(event.getDate()).toEqual(24); event.setDate(32); expect(event.getDate()).toEqual(1); // var date = new Date(2016, 6); // let returnValue = date.setDate(6); // let expected = new Date(2016, 6, 6).getTime(); // expect(returnValue).toEqual(expected); }) test('setFullYear', () => { const event = new Date('August 19, 1975 23:15:30'); event.setFullYear(1969); expect(event.getFullYear()).toEqual(1969); }) test('setHours', () => { const event = new Date('August 19, 1975 23:15:30'); event.setHours(20); expect(event.getHours()).toEqual(20); }) test('setMilliseconds', () => { const event = new Date('August 19, 1975 23:15:30'); expect(event.getMilliseconds()).toEqual(0); event.setMilliseconds(456); expect(event.getMilliseconds()).toEqual(456); }) test('setMinutes', () => { const event = new Date('August 19, 1975 23:15:30'); event.setMinutes(45); expect(event.getMinutes()).toEqual(45); }) test('setMinutes', () => { const event = new Date('August 19, 1975 23:15:30'); event.setMonth(3); expect(event.getMonth()).toEqual(3); }) test('setSeconds', () => { const event = new Date('August 19, 1975 23:15:30'); event.setSeconds(42); expect(event.getSeconds()).toEqual(42); }) test('setTime', () => { const launchDate = new Date('July 1, 1999, 12:00:00'); const futureDate = new Date(); futureDate.setTime(launchDate.getTime()); expect(futureDate.getTime()).toEqual(launchDate.getTime()); }) }) }