angular-cn/packages/upgrade/test/common/downgrade_injectable_spec.ts

52 lines
2.2 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 {Injector} from '@angular/core';
import * as angular from '@angular/upgrade/src/common/angular1';
import {$INJECTOR, INJECTOR_KEY, UPGRADE_APP_TYPE_KEY} from '@angular/upgrade/src/common/constants';
import {downgradeInjectable} from '@angular/upgrade/src/common/downgrade_injectable';
import {UpgradeAppType} from '@angular/upgrade/src/common/util';
describe('downgradeInjectable', () => {
const setupMockInjectors = (downgradedModule = '') => {
const mockNg1Injector = jasmine.createSpyObj<angular.IInjectorService>(['get', 'has']);
mockNg1Injector.get.and.callFake((key: string) => mockDependencies[key]);
mockNg1Injector.has.and.callFake((key: string) => mockDependencies.hasOwnProperty(key));
const mockNg2Injector = jasmine.createSpyObj<Injector>(['get']);
mockNg2Injector.get.and.returnValue('service value');
const mockDependencies: {[key: string]: any} = {
[UPGRADE_APP_TYPE_KEY]: downgradedModule ? UpgradeAppType.Lite : UpgradeAppType.Static,
[`${INJECTOR_KEY}${downgradedModule}`]: mockNg2Injector,
};
return {mockNg1Injector, mockNg2Injector};
};
it('should return an AngularJS annotated factory for the token', () => {
const factory = downgradeInjectable('someToken');
expect(factory).toEqual(jasmine.any(Function));
expect((factory as any).$inject).toEqual([$INJECTOR]);
const {mockNg1Injector, mockNg2Injector} = setupMockInjectors();
expect(factory(mockNg1Injector)).toEqual('service value');
expect(mockNg2Injector.get).toHaveBeenCalledWith('someToken');
});
it('should inject the specified module\'s injector when specifying a module name', () => {
const factory = downgradeInjectable('someToken', 'someModule');
expect(factory).toEqual(jasmine.any(Function));
expect((factory as any).$inject).toEqual([$INJECTOR]);
const {mockNg1Injector, mockNg2Injector} = setupMockInjectors('someModule');
expect(factory(mockNg1Injector)).toEqual('service value');
expect(mockNg2Injector.get).toHaveBeenCalledWith('someToken');
});
});