angular-docs-cn/modules/@angular/compiler/test/util_spec.ts

41 lines
1.3 KiB
TypeScript

/**
* @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 {fakeAsync} from '@angular/core/testing/fake_async';
import {describe, expect, it} from '@angular/core/testing/testing_internal';
import {SyncAsyncResult, splitAtColon} from '../src/util';
export function main() {
describe('util', () => {
describe('SyncAsyncResult', () => {
it('async value should default to Promise.resolve(syncValue)', fakeAsync(() => {
const syncValue = {};
const sar = new SyncAsyncResult(syncValue);
sar.asyncResult.then((v: any) => expect(v).toBe(syncValue));
}));
});
describe('splitAtColon', () => {
it('should split when a single ":" is present', () => {
expect(splitAtColon('a:b', [])).toEqual(['a', 'b']);
});
it('should trim parts', () => { expect(splitAtColon(' a : b ', [])).toEqual(['a', 'b']); });
it('should support multiple ":"', () => {
expect(splitAtColon('a:b:c', [])).toEqual(['a', 'b:c']);
});
it('should use the default value when no ":" is present', () => {
expect(splitAtColon('ab', ['c', 'd'])).toEqual(['c', 'd']);
});
});
});
}