angular-docs-cn/modules/angular2/test/pipes/date_pipe_spec.ts

79 lines
3.1 KiB
TypeScript

import {
ddescribe,
describe,
it,
iit,
xit,
expect,
beforeEach,
afterEach,
supportsIntlApi
} from 'angular2/test_lib';
import {DatePipe} from 'angular2/pipes';
import {DateWrapper} from 'angular2/src/facade/lang';
export function main() {
describe("DatePipe", () => {
var date;
var pipe;
beforeEach(() => {
date = DateWrapper.create(2015, 6, 15, 21, 43, 11);
pipe = new DatePipe();
});
describe("supports", () => {
it("should support date", () => { expect(pipe.supports(date)).toBe(true); });
it("should support int", () => { expect(pipe.supports(123456789)).toBe(true); });
it("should not support other objects", () => {
expect(pipe.supports(new Object())).toBe(false);
expect(pipe.supports(null)).toBe(false);
});
});
// TODO(mlaval): enable tests when Intl API is no longer used, see
// https://github.com/angular/angular/issues/3333
if (supportsIntlApi()) {
describe("transform", () => {
it('should format each component correctly', () => {
expect(pipe.transform(date, ['y'])).toEqual('2015');
expect(pipe.transform(date, ['yy'])).toEqual('15');
expect(pipe.transform(date, ['M'])).toEqual('6');
expect(pipe.transform(date, ['MM'])).toEqual('06');
expect(pipe.transform(date, ['MMM'])).toEqual('Jun');
expect(pipe.transform(date, ['MMMM'])).toEqual('June');
expect(pipe.transform(date, ['d'])).toEqual('15');
expect(pipe.transform(date, ['E'])).toEqual('Mon');
expect(pipe.transform(date, ['EEEE'])).toEqual('Monday');
expect(pipe.transform(date, ['H'])).toEqual('21');
expect(pipe.transform(date, ['j'])).toEqual('9 PM');
expect(pipe.transform(date, ['m'])).toEqual('43');
expect(pipe.transform(date, ['s'])).toEqual('11');
});
it('should format common multi component patterns', () => {
expect(pipe.transform(date, ['yMEd'])).toEqual('Mon, 6/15/2015');
expect(pipe.transform(date, ['MEd'])).toEqual('Mon, 6/15');
expect(pipe.transform(date, ['MMMd'])).toEqual('Jun 15');
expect(pipe.transform(date, ['yMMMMEEEEd'])).toEqual('Monday, June 15, 2015');
expect(pipe.transform(date, ['jms'])).toEqual('9:43:11 PM');
expect(pipe.transform(date, ['ms'])).toEqual('43:11');
});
it('should format with pattern aliases', () => {
expect(pipe.transform(date, ['medium'])).toEqual('Jun 15, 2015, 9:43:11 PM');
expect(pipe.transform(date, ['short'])).toEqual('6/15/2015, 9:43 PM');
expect(pipe.transform(date, ['fullDate'])).toEqual('Monday, June 15, 2015');
expect(pipe.transform(date, ['longDate'])).toEqual('June 15, 2015');
expect(pipe.transform(date, ['mediumDate'])).toEqual('Jun 15, 2015');
expect(pipe.transform(date, ['shortDate'])).toEqual('6/15/2015');
expect(pipe.transform(date, ['mediumTime'])).toEqual('9:43:11 PM');
expect(pipe.transform(date, ['shortTime'])).toEqual('9:43 PM');
});
});
}
});
}