angular-docs-cn/packages/zone.js/test/jasmine-patch.spec.ts

81 lines
2.0 KiB
TypeScript

/**
* @license
* Copyright Google LLC 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 {ifEnvSupports} from './test-util';
function supportJasmineSpec() {
return jasmine && (jasmine as any)['Spec'];
}
(supportJasmineSpec as any).message = 'jasmine spec';
ifEnvSupports(supportJasmineSpec, () => {
beforeEach(() => {
// assert that each jasmine run has a task, so that drainMicrotask works properly.
expect(Zone.currentTask).toBeTruthy();
});
describe('jasmine', () => {
let throwOnAsync = false;
let beforeEachZone: Zone|null = null;
let beforeAllZone: Zone|null = null;
let itZone: Zone|null = null;
const syncZone = Zone.current;
try {
Zone.current.scheduleMicroTask('dontallow', (): any => null);
} catch (e) {
throwOnAsync = true;
}
beforeAll(() => beforeAllZone = Zone.current);
beforeEach(() => beforeEachZone = Zone.current);
it('should throw on async in describe', () => {
expect(throwOnAsync).toBe(true);
expect(syncZone.name).toEqual('syncTestZone for jasmine.describe');
itZone = Zone.current;
});
it('should cope with pending tests, which have no test body');
afterEach(() => {
let zone = Zone.current;
expect(zone.name).toEqual('ProxyZone');
expect(beforeEachZone!.name).toEqual(zone.name);
expect(itZone).toBe(zone);
});
afterAll(() => {
let zone = Zone.current;
expect(zone.name).toEqual('ProxyZone');
expect(beforeAllZone!.name).toEqual(zone.name);
});
});
describe('return promise', () => {
let log: string[];
beforeEach(() => {
log = [];
});
it('should wait for promise to resolve', () => {
return new Promise((res, _) => {
setTimeout(() => {
log.push('resolved');
res();
}, 100);
});
});
afterEach(() => {
expect(log).toEqual(['resolved']);
});
});
})();