angular-cn/packages/common/test/i18n/format_date_spec.ts

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/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {registerLocaleData} from '@angular/common';
import localeAr from '@angular/common/locales/ar';
import localeDe from '@angular/common/locales/de';
import localeEn from '@angular/common/locales/en';
import localeEnExtra from '@angular/common/locales/extra/en';
import localeHu from '@angular/common/locales/hu';
import localeSr from '@angular/common/locales/sr';
import localeTh from '@angular/common/locales/th';
import {isDate, toDate, formatDate} from '@angular/common/src/i18n/format_date';
describe('Format date', () => {
describe('toDate', () => {
it('should support date', () => { expect(isDate(toDate(new Date()))).toBeTruthy(); });
it('should support int', () => { expect(isDate(toDate(123456789))).toBeTruthy(); });
it('should support numeric strings',
() => { expect(isDate(toDate('123456789'))).toBeTruthy(); });
it('should support decimal strings',
() => { expect(isDate(toDate('123456789.11'))).toBeTruthy(); });
it('should support ISO string',
() => { expect(isDate(toDate('2015-06-15T21:43:11Z'))).toBeTruthy(); });
it('should throw for empty string', () => { expect(() => toDate('')).toThrow(); });
it('should throw for alpha numeric strings',
() => { expect(() => toDate('123456789 hello')).toThrow(); });
it('should throw for NaN', () => { expect(() => toDate(Number.NaN)).toThrow(); });
it('should support ISO string without time',
() => { expect(isDate(toDate('2015-01-01'))).toBeTruthy(); });
it('should throw for objects', () => { expect(() => toDate({} as any)).toThrow(); });
});
describe('formatDate', () => {
const isoStringWithoutTime = '2015-01-01';
const defaultLocale = 'en-US';
const defaultFormat = 'mediumDate';
let date: Date;
// Check the transformation of a date into a pattern
function expectDateFormatAs(date: Date | string, pattern: any, output: string): void {
expect(formatDate(date, pattern, defaultLocale)).toEqual(output);
}
beforeAll(() => {
registerLocaleData(localeEn, localeEnExtra);
registerLocaleData(localeDe);
registerLocaleData(localeHu);
registerLocaleData(localeSr);
registerLocaleData(localeTh);
registerLocaleData(localeAr);
});
beforeEach(() => { date = new Date(2015, 5, 15, 9, 3, 1, 550); });
it('should format each component correctly', () => {
const dateFixtures: any = {
G: 'AD',
GG: 'AD',
GGG: 'AD',
GGGG: 'Anno Domini',
GGGGG: 'A',
y: '2015',
yy: '15',
yyy: '2015',
yyyy: '2015',
M: '6',
MM: '06',
MMM: 'Jun',
MMMM: 'June',
MMMMM: 'J',
L: '6',
LL: '06',
LLL: 'Jun',
LLLL: 'June',
LLLLL: 'J',
w: '25',
ww: '25',
W: '3',
d: '15',
dd: '15',
E: 'Mon',
EE: 'Mon',
EEE: 'Mon',
EEEE: 'Monday',
EEEEEE: 'Mo',
h: '9',
hh: '09',
H: '9',
HH: '09',
m: '3',
mm: '03',
s: '1',
ss: '01',
S: '6',
SS: '55',
SSS: '550',
a: 'AM',
aa: 'AM',
aaa: 'AM',
aaaa: 'AM',
aaaaa: 'a',
b: 'morning',
bb: 'morning',
bbb: 'morning',
bbbb: 'morning',
bbbbb: 'morning',
B: 'in the morning',
BB: 'in the morning',
BBB: 'in the morning',
BBBB: 'in the morning',
BBBBB: 'in the morning',
};
const isoStringWithoutTimeFixtures: any = {
G: 'AD',
GG: 'AD',
GGG: 'AD',
GGGG: 'Anno Domini',
GGGGG: 'A',
y: '2015',
yy: '15',
yyy: '2015',
yyyy: '2015',
M: '1',
MM: '01',
MMM: 'Jan',
MMMM: 'January',
MMMMM: 'J',
L: '1',
LL: '01',
LLL: 'Jan',
LLLL: 'January',
LLLLL: 'J',
w: '1',
ww: '01',
W: '1',
d: '1',
dd: '01',
E: 'Thu',
EE: 'Thu',
EEE: 'Thu',
EEEE: 'Thursday',
EEEEE: 'T',
EEEEEE: 'Th',
h: '12',
hh: '12',
H: '0',
HH: '00',
m: '0',
mm: '00',
s: '0',
ss: '00',
S: '0',
SS: '00',
SSS: '000',
a: 'AM',
aa: 'AM',
aaa: 'AM',
aaaa: 'AM',
aaaaa: 'a',
b: 'midnight',
bb: 'midnight',
bbb: 'midnight',
bbbb: 'midnight',
bbbbb: 'midnight',
B: 'midnight',
BB: 'midnight',
BBB: 'midnight',
BBBB: 'midnight',
BBBBB: 'mi',
};
Object.keys(dateFixtures).forEach((pattern: string) => {
expectDateFormatAs(date, pattern, dateFixtures[pattern]);
});
Object.keys(isoStringWithoutTimeFixtures).forEach((pattern: string) => {
expectDateFormatAs(isoStringWithoutTime, pattern, isoStringWithoutTimeFixtures[pattern]);
});
});
it('should format with timezones', () => {
const dateFixtures: any = {
z: /GMT(\+|-)\d/,
zz: /GMT(\+|-)\d/,
zzz: /GMT(\+|-)\d/,
zzzz: /GMT(\+|-)\d{2}\:30/,
Z: /(\+|-)\d{2}30/,
ZZ: /(\+|-)\d{2}30/,
ZZZ: /(\+|-)\d{2}30/,
ZZZZ: /GMT(\+|-)\d{2}\:30/,
ZZZZZ: /(\+|-)\d{2}\:30/,
O: /GMT(\+|-)\d/,
OOOO: /GMT(\+|-)\d{2}\:30/,
};
Object.keys(dateFixtures).forEach((pattern: string) => {
expect(formatDate(date, pattern, defaultLocale, '+0430')).toMatch(dateFixtures[pattern]);
});
});
it('should format common multi component patterns', () => {
const dateFixtures: any = {
'EEE, M/d/y': 'Mon, 6/15/2015',
'EEE, M/d': 'Mon, 6/15',
'MMM d': 'Jun 15',
'dd/MM/yyyy': '15/06/2015',
'MM/dd/yyyy': '06/15/2015',
'yMEEEd': '20156Mon15',
'MEEEd': '6Mon15',
'MMMd': 'Jun15',
'EEEE, MMMM d, y': 'Monday, June 15, 2015',
'H:mm a': '9:03 AM',
'ms': '31',
'MM/dd/yy hh:mm': '06/15/15 09:03',
'MM/dd/y': '06/15/2015'
};
Object.keys(dateFixtures).forEach((pattern: string) => {
expectDateFormatAs(date, pattern, dateFixtures[pattern]);
});
});
it('should format with pattern aliases', () => {
const dateFixtures: any = {
'MM/dd/yyyy': '06/15/2015',
shortDate: '6/15/15',
mediumDate: 'Jun 15, 2015',
longDate: 'June 15, 2015',
fullDate: 'Monday, June 15, 2015',
short: '6/15/15, 9:03 AM',
medium: 'Jun 15, 2015, 9:03:01 AM',
long: /June 15, 2015 at 9:03:01 AM GMT(\+|-)\d/,
full: /Monday, June 15, 2015 at 9:03:01 AM GMT(\+|-)\d{2}:\d{2}/,
shortTime: '9:03 AM',
mediumTime: '9:03:01 AM',
longTime: /9:03:01 AM GMT(\+|-)\d/,
fullTime: /9:03:01 AM GMT(\+|-)\d{2}:\d{2}/,
};
Object.keys(dateFixtures).forEach((pattern: string) => {
expect(formatDate(date, pattern, defaultLocale)).toMatch(dateFixtures[pattern]);
});
});
it('should format invalid in IE ISO date',
() => expect(formatDate('2017-01-11T12:00:00.014-0500', defaultFormat, defaultLocale))
.toEqual('Jan 11, 2017'));
it('should format invalid in Safari ISO date',
() => expect(formatDate('2017-01-20T12:00:00+0000', defaultFormat, defaultLocale))
.toEqual('Jan 20, 2017'));
// test for the following bugs:
// https://github.com/angular/angular/issues/9524
// https://github.com/angular/angular/issues/9524
it('should format correctly with iso strings that contain time',
() => expect(formatDate('2017-05-07T22:14:39', 'dd-MM-yyyy HH:mm', defaultLocale))
.toMatch(/07-05-2017 \d{2}:\d{2}/));
// test for issue https://github.com/angular/angular/issues/21491
it('should not assume UTC for iso strings in Safari if the timezone is not defined', () => {
// this test only works if the timezone is not in UTC
// which is the case for BrowserStack when we test Safari
if (new Date().getTimezoneOffset() !== 0) {
expect(formatDate('2018-01-11T13:00:00', 'HH', defaultLocale))
.not.toEqual(formatDate('2018-01-11T13:00:00Z', 'HH', defaultLocale));
}
});
// test for the following bugs:
// https://github.com/angular/angular/issues/16624
// https://github.com/angular/angular/issues/17478
it('should show the correct time when the timezone is fixed', () => {
expect(formatDate('2017-06-13T10:14:39+0000', 'shortTime', defaultLocale, '+0000'))
.toEqual('10:14 AM');
expect(formatDate('2017-06-13T10:14:39+0000', 'h:mm a', defaultLocale, '+0000'))
.toEqual('10:14 AM');
});
it('should remove bidi control characters',
() => expect(formatDate(date, 'MM/dd/yyyy', defaultLocale) !.length).toEqual(10));
it(`should format the date correctly in various locales`, () => {
expect(formatDate(date, 'short', 'de')).toEqual('15.06.15, 09:03');
expect(formatDate(date, 'short', 'ar')).toEqual('15/6/2015 9:03 ص');
expect(formatDate(date, 'dd-MM-yy', 'th')).toEqual('15-06-15');
expect(formatDate(date, 'a', 'hu')).toEqual('de.');
expect(formatDate(date, 'a', 'sr')).toEqual('пре подне');
// TODO(ocombe): activate this test when we support local numbers
// expect(formatDate(date, 'hh', 'mr')).toEqual('०९');
});
it('should throw if we use getExtraDayPeriods without loading extra locale data', () => {
expect(() => formatDate(date, 'b', 'de'))
.toThrowError(/Missing extra locale data for the locale "de"/);
});
});
});