angular-docs-cn/packages/benchpress/test/web_driver_extension_spec.ts

54 lines
1.4 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 {Injector, Options, WebDriverExtension} from '../index';
(function() {
function createExtension(ids: any[], caps: any) {
return new Promise<any>((res, rej) => {
try {
res(Injector
.create([
ids.map((id) => ({provide: id, useValue: new MockExtension(id)})),
{provide: Options.CAPABILITIES, useValue: caps},
WebDriverExtension.provideFirstSupported(ids)
])
.get(WebDriverExtension));
} catch (e) {
rej(e);
}
});
}
describe('WebDriverExtension.provideFirstSupported', () => {
it('should provide the extension that matches the capabilities', done => {
createExtension(['m1', 'm2', 'm3'], {'browser': 'm2'}).then((m) => {
expect(m.id).toEqual('m2');
done();
});
});
it('should throw if there is no match', done => {
createExtension(['m1'], {'browser': 'm2'}).catch((err) => {
expect(err != null).toBe(true);
done();
});
});
});
})();
class MockExtension extends WebDriverExtension {
constructor(public id: string) {
super();
}
override supports(capabilities: {[key: string]: any}): boolean {
return capabilities['browser'] === this.id;
}
}