refactor: move angular source to /packages rather than modules/@angular
This commit is contained in:
Jason Aden
640
packages/platform-browser/test/testing_public_spec.ts
Normal file
640
packages/platform-browser/test/testing_public_spec.ts
Normal file
@ -0,0 +1,640 @@
|
||||
/**
|
||||
* @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 {CompilerConfig, ResourceLoader} from '@angular/compiler';
|
||||
import {CUSTOM_ELEMENTS_SCHEMA, Component, Directive, Injectable, Input, NgModule, Pipe, ɵstringify as stringify} from '@angular/core';
|
||||
import {TestBed, async, fakeAsync, getTestBed, inject, tick, withModule} from '@angular/core/testing';
|
||||
import {expect} from '@angular/platform-browser/testing/matchers';
|
||||
|
||||
// Services, and components for the tests.
|
||||
|
||||
@Component({selector: 'child-comp', template: `<span>Original {{childBinding}}</span>`})
|
||||
@Injectable()
|
||||
class ChildComp {
|
||||
childBinding: string;
|
||||
constructor() { this.childBinding = 'Child'; }
|
||||
}
|
||||
|
||||
@Component({selector: 'child-comp', template: `<span>Mock</span>`})
|
||||
@Injectable()
|
||||
class MockChildComp {
|
||||
}
|
||||
|
||||
@Component({
|
||||
selector: 'parent-comp',
|
||||
template: `Parent(<child-comp></child-comp>)`,
|
||||
})
|
||||
@Injectable()
|
||||
class ParentComp {
|
||||
}
|
||||
|
||||
@Component({selector: 'my-if-comp', template: `MyIf(<span *ngIf="showMore">More</span>)`})
|
||||
@Injectable()
|
||||
class MyIfComp {
|
||||
showMore: boolean = false;
|
||||
}
|
||||
|
||||
@Component({selector: 'child-child-comp', template: `<span>ChildChild</span>`})
|
||||
@Injectable()
|
||||
class ChildChildComp {
|
||||
}
|
||||
|
||||
@Component({
|
||||
selector: 'child-comp',
|
||||
template: `<span>Original {{childBinding}}(<child-child-comp></child-child-comp>)</span>`,
|
||||
})
|
||||
@Injectable()
|
||||
class ChildWithChildComp {
|
||||
childBinding: string;
|
||||
constructor() { this.childBinding = 'Child'; }
|
||||
}
|
||||
|
||||
class FancyService {
|
||||
value: string = 'real value';
|
||||
getAsyncValue() { return Promise.resolve('async value'); }
|
||||
getTimeoutValue() {
|
||||
return new Promise<string>((resolve, reject) => setTimeout(() => resolve('timeout value'), 10));
|
||||
}
|
||||
}
|
||||
|
||||
class MockFancyService extends FancyService {
|
||||
value: string = 'mocked out value';
|
||||
}
|
||||
|
||||
@Component({
|
||||
selector: 'my-service-comp',
|
||||
providers: [FancyService],
|
||||
template: `injected value: {{fancyService.value}}`
|
||||
})
|
||||
class TestProvidersComp {
|
||||
constructor(private fancyService: FancyService) {}
|
||||
}
|
||||
|
||||
@Component({
|
||||
selector: 'my-service-comp',
|
||||
viewProviders: [FancyService],
|
||||
template: `injected value: {{fancyService.value}}`
|
||||
})
|
||||
class TestViewProvidersComp {
|
||||
constructor(private fancyService: FancyService) {}
|
||||
}
|
||||
|
||||
@Directive({selector: '[someDir]', host: {'[title]': 'someDir'}})
|
||||
class SomeDirective {
|
||||
@Input()
|
||||
someDir: string;
|
||||
}
|
||||
|
||||
@Pipe({name: 'somePipe'})
|
||||
class SomePipe {
|
||||
transform(value: string) { return `transformed ${value}`; }
|
||||
}
|
||||
|
||||
@Component({selector: 'comp', template: `<div [someDir]="'someValue' | somePipe"></div>`})
|
||||
class CompUsingModuleDirectiveAndPipe {
|
||||
}
|
||||
|
||||
@NgModule()
|
||||
class SomeLibModule {
|
||||
}
|
||||
|
||||
@Component({
|
||||
selector: 'comp',
|
||||
templateUrl: '/base/modules/@angular/platform-browser/test/static_assets/test.html'
|
||||
})
|
||||
class CompWithUrlTemplate {
|
||||
}
|
||||
|
||||
export function main() {
|
||||
describe('public testing API', () => {
|
||||
describe('using the async helper with context passing', () => {
|
||||
beforeEach(function() { this.actuallyDone = false; });
|
||||
|
||||
afterEach(function() { expect(this.actuallyDone).toEqual(true); });
|
||||
|
||||
it('should run normal tests', function() { this.actuallyDone = true; });
|
||||
|
||||
it('should run normal async tests', function(done) {
|
||||
setTimeout(() => {
|
||||
this.actuallyDone = true;
|
||||
done();
|
||||
}, 0);
|
||||
});
|
||||
|
||||
it('should run async tests with tasks',
|
||||
async(function() { setTimeout(() => this.actuallyDone = true, 0); }));
|
||||
|
||||
it('should run async tests with promises', async(function() {
|
||||
const p = new Promise((resolve, reject) => setTimeout(resolve, 10));
|
||||
p.then(() => this.actuallyDone = true);
|
||||
}));
|
||||
});
|
||||
|
||||
describe('basic context passing to inject, fakeAsync and withModule helpers', () => {
|
||||
const moduleConfig = {
|
||||
providers: [FancyService],
|
||||
};
|
||||
|
||||
beforeEach(function() { this.contextModified = false; });
|
||||
|
||||
afterEach(function() { expect(this.contextModified).toEqual(true); });
|
||||
|
||||
it('should pass context to inject helper',
|
||||
inject([], function() { this.contextModified = true; }));
|
||||
|
||||
it('should pass context to fakeAsync helper',
|
||||
fakeAsync(function() { this.contextModified = true; }));
|
||||
|
||||
it('should pass context to withModule helper - simple',
|
||||
withModule(moduleConfig, function() { this.contextModified = true; }));
|
||||
|
||||
it('should pass context to withModule helper - advanced',
|
||||
withModule(moduleConfig).inject([FancyService], function(service: FancyService) {
|
||||
expect(service.value).toBe('real value');
|
||||
this.contextModified = true;
|
||||
}));
|
||||
|
||||
it('should preserve context when async and inject helpers are combined',
|
||||
async(inject([], function() { setTimeout(() => this.contextModified = true, 0); })));
|
||||
|
||||
it('should preserve context when fakeAsync and inject helpers are combined',
|
||||
fakeAsync(inject([], function() {
|
||||
setTimeout(() => this.contextModified = true, 0);
|
||||
tick(1);
|
||||
})));
|
||||
});
|
||||
|
||||
describe('using the test injector with the inject helper', () => {
|
||||
describe('setting up Providers', () => {
|
||||
beforeEach(() => {
|
||||
TestBed.configureTestingModule(
|
||||
{providers: [{provide: FancyService, useValue: new FancyService()}]});
|
||||
|
||||
it('should use set up providers', inject([FancyService], (service: FancyService) => {
|
||||
expect(service.value).toEqual('real value');
|
||||
}));
|
||||
|
||||
it('should wait until returned promises',
|
||||
async(inject([FancyService], (service: FancyService) => {
|
||||
service.getAsyncValue().then((value) => expect(value).toEqual('async value'));
|
||||
service.getTimeoutValue().then((value) => expect(value).toEqual('timeout value'));
|
||||
})));
|
||||
|
||||
it('should allow the use of fakeAsync',
|
||||
fakeAsync(inject([FancyService], (service: FancyService) => {
|
||||
let value: string;
|
||||
service.getAsyncValue().then((val) => value = val);
|
||||
tick();
|
||||
expect(value).toEqual('async value');
|
||||
})));
|
||||
|
||||
it('should allow use of "done"', (done) => {
|
||||
inject([FancyService], (service: FancyService) => {
|
||||
let count = 0;
|
||||
const id = setInterval(() => {
|
||||
count++;
|
||||
if (count > 2) {
|
||||
clearInterval(id);
|
||||
done();
|
||||
}
|
||||
}, 5);
|
||||
})(); // inject needs to be invoked explicitly with ().
|
||||
});
|
||||
|
||||
describe('using beforeEach', () => {
|
||||
beforeEach(inject([FancyService], (service: FancyService) => {
|
||||
service.value = 'value modified in beforeEach';
|
||||
}));
|
||||
|
||||
it('should use modified providers', inject([FancyService], (service: FancyService) => {
|
||||
expect(service.value).toEqual('value modified in beforeEach');
|
||||
}));
|
||||
});
|
||||
|
||||
describe('using async beforeEach', () => {
|
||||
beforeEach(async(inject([FancyService], (service: FancyService) => {
|
||||
service.getAsyncValue().then((value) => service.value = value);
|
||||
})));
|
||||
|
||||
it('should use asynchronously modified value',
|
||||
inject([FancyService], (service: FancyService) => {
|
||||
expect(service.value).toEqual('async value');
|
||||
}));
|
||||
});
|
||||
});
|
||||
});
|
||||
});
|
||||
|
||||
describe('using the test injector with modules', () => {
|
||||
const moduleConfig = {
|
||||
providers: [FancyService],
|
||||
imports: [SomeLibModule],
|
||||
declarations: [SomeDirective, SomePipe, CompUsingModuleDirectiveAndPipe],
|
||||
};
|
||||
|
||||
describe('setting up a module', () => {
|
||||
beforeEach(() => TestBed.configureTestingModule(moduleConfig));
|
||||
|
||||
it('should use set up providers', inject([FancyService], (service: FancyService) => {
|
||||
expect(service.value).toEqual('real value');
|
||||
}));
|
||||
|
||||
it('should be able to create any declared components', () => {
|
||||
const compFixture = TestBed.createComponent(CompUsingModuleDirectiveAndPipe);
|
||||
expect(compFixture.componentInstance).toBeAnInstanceOf(CompUsingModuleDirectiveAndPipe);
|
||||
});
|
||||
|
||||
it('should use set up directives and pipes', () => {
|
||||
const compFixture = TestBed.createComponent(CompUsingModuleDirectiveAndPipe);
|
||||
const el = compFixture.debugElement;
|
||||
|
||||
compFixture.detectChanges();
|
||||
expect(el.children[0].properties['title']).toBe('transformed someValue');
|
||||
});
|
||||
|
||||
it('should use set up imported modules',
|
||||
inject([SomeLibModule], (libModule: SomeLibModule) => {
|
||||
expect(libModule).toBeAnInstanceOf(SomeLibModule);
|
||||
}));
|
||||
|
||||
describe('provided schemas', () => {
|
||||
@Component({template: '<some-element [someUnknownProp]="true"></some-element>'})
|
||||
class ComponentUsingInvalidProperty {
|
||||
}
|
||||
|
||||
beforeEach(() => {
|
||||
TestBed.configureTestingModule(
|
||||
{schemas: [CUSTOM_ELEMENTS_SCHEMA], declarations: [ComponentUsingInvalidProperty]});
|
||||
});
|
||||
|
||||
it('should not error on unknown bound properties on custom elements when using the CUSTOM_ELEMENTS_SCHEMA',
|
||||
() => {
|
||||
expect(TestBed.createComponent(ComponentUsingInvalidProperty).componentInstance)
|
||||
.toBeAnInstanceOf(ComponentUsingInvalidProperty);
|
||||
});
|
||||
});
|
||||
});
|
||||
|
||||
describe('per test modules', () => {
|
||||
it('should use set up providers',
|
||||
withModule(moduleConfig).inject([FancyService], (service: FancyService) => {
|
||||
expect(service.value).toEqual('real value');
|
||||
}));
|
||||
|
||||
it('should use set up directives and pipes', withModule(moduleConfig, () => {
|
||||
const compFixture = TestBed.createComponent(CompUsingModuleDirectiveAndPipe);
|
||||
const el = compFixture.debugElement;
|
||||
|
||||
compFixture.detectChanges();
|
||||
expect(el.children[0].properties['title']).toBe('transformed someValue');
|
||||
}));
|
||||
|
||||
it('should use set up library modules',
|
||||
withModule(moduleConfig).inject([SomeLibModule], (libModule: SomeLibModule) => {
|
||||
expect(libModule).toBeAnInstanceOf(SomeLibModule);
|
||||
}));
|
||||
});
|
||||
|
||||
describe('components with template url', () => {
|
||||
beforeEach(async(() => {
|
||||
TestBed.configureTestingModule({declarations: [CompWithUrlTemplate]});
|
||||
TestBed.compileComponents();
|
||||
}));
|
||||
|
||||
it('should allow to createSync components with templateUrl after explicit async compilation',
|
||||
() => {
|
||||
const fixture = TestBed.createComponent(CompWithUrlTemplate);
|
||||
expect(fixture.nativeElement).toHaveText('from external template\n');
|
||||
});
|
||||
});
|
||||
|
||||
describe('overwriting metadata', () => {
|
||||
@Pipe({name: 'undefined'})
|
||||
class SomePipe {
|
||||
transform(value: string): string { return `transformed ${value}`; }
|
||||
}
|
||||
|
||||
@Directive({selector: '[undefined]'})
|
||||
class SomeDirective {
|
||||
someProp = 'hello';
|
||||
}
|
||||
|
||||
@Component({selector: 'comp', template: 'someText'})
|
||||
class SomeComponent {
|
||||
}
|
||||
|
||||
@Component({selector: 'comp', template: 'someOtherText'})
|
||||
class SomeOtherComponent {
|
||||
}
|
||||
|
||||
@NgModule({declarations: [SomeComponent, SomeDirective, SomePipe]})
|
||||
class SomeModule {
|
||||
}
|
||||
|
||||
beforeEach(() => TestBed.configureTestingModule({imports: [SomeModule]}));
|
||||
|
||||
describe('module', () => {
|
||||
beforeEach(() => {
|
||||
TestBed.overrideModule(SomeModule, {set: {declarations: [SomeOtherComponent]}});
|
||||
});
|
||||
it('should work', () => {
|
||||
expect(TestBed.createComponent(SomeOtherComponent).componentInstance)
|
||||
.toBeAnInstanceOf(SomeOtherComponent);
|
||||
});
|
||||
});
|
||||
|
||||
describe('component', () => {
|
||||
beforeEach(() => {
|
||||
TestBed.overrideComponent(
|
||||
SomeComponent, {set: {selector: 'comp', template: 'newText'}});
|
||||
});
|
||||
it('should work', () => {
|
||||
expect(TestBed.createComponent(SomeComponent).nativeElement).toHaveText('newText');
|
||||
});
|
||||
});
|
||||
|
||||
describe('directive', () => {
|
||||
beforeEach(() => {
|
||||
TestBed
|
||||
.overrideComponent(
|
||||
SomeComponent, {set: {selector: 'comp', template: `<div someDir></div>`}})
|
||||
.overrideDirective(
|
||||
SomeDirective, {set: {selector: '[someDir]', host: {'[title]': 'someProp'}}});
|
||||
});
|
||||
it('should work', () => {
|
||||
const compFixture = TestBed.createComponent(SomeComponent);
|
||||
compFixture.detectChanges();
|
||||
expect(compFixture.debugElement.children[0].properties['title']).toEqual('hello');
|
||||
});
|
||||
});
|
||||
|
||||
describe('pipe', () => {
|
||||
beforeEach(() => {
|
||||
TestBed
|
||||
.overrideComponent(
|
||||
SomeComponent, {set: {selector: 'comp', template: `{{'hello' | somePipe}}`}})
|
||||
.overridePipe(SomePipe, {set: {name: 'somePipe'}});
|
||||
});
|
||||
it('should work', () => {
|
||||
const compFixture = TestBed.createComponent(SomeComponent);
|
||||
compFixture.detectChanges();
|
||||
expect(compFixture.nativeElement).toHaveText('transformed hello');
|
||||
});
|
||||
});
|
||||
|
||||
describe('template', () => {
|
||||
let testBedSpy: any;
|
||||
beforeEach(() => {
|
||||
testBedSpy = spyOn(getTestBed(), 'overrideComponent').and.callThrough();
|
||||
TestBed.overrideTemplate(SomeComponent, 'newText');
|
||||
});
|
||||
it(`should override component's template`, () => {
|
||||
const fixture = TestBed.createComponent(SomeComponent);
|
||||
expect(fixture.nativeElement).toHaveText('newText');
|
||||
expect(testBedSpy).toHaveBeenCalledWith(SomeComponent, {
|
||||
set: {template: 'newText', templateUrl: null}
|
||||
});
|
||||
});
|
||||
});
|
||||
});
|
||||
|
||||
describe('setting up the compiler', () => {
|
||||
|
||||
describe('providers', () => {
|
||||
beforeEach(() => {
|
||||
const resourceLoaderGet = jasmine.createSpy('resourceLoaderGet')
|
||||
.and.returnValue(Promise.resolve('Hello world!'));
|
||||
TestBed.configureTestingModule({declarations: [CompWithUrlTemplate]});
|
||||
TestBed.configureCompiler(
|
||||
{providers: [{provide: ResourceLoader, useValue: {get: resourceLoaderGet}}]});
|
||||
});
|
||||
|
||||
it('should use set up providers', fakeAsync(() => {
|
||||
TestBed.compileComponents();
|
||||
tick();
|
||||
const compFixture = TestBed.createComponent(CompWithUrlTemplate);
|
||||
expect(compFixture.nativeElement).toHaveText('Hello world!');
|
||||
}));
|
||||
});
|
||||
|
||||
describe('useJit true', () => {
|
||||
beforeEach(() => TestBed.configureCompiler({useJit: true}));
|
||||
it('should set the value into CompilerConfig',
|
||||
inject([CompilerConfig], (config: CompilerConfig) => {
|
||||
expect(config.useJit).toBe(true);
|
||||
}));
|
||||
});
|
||||
describe('useJit false', () => {
|
||||
beforeEach(() => TestBed.configureCompiler({useJit: false}));
|
||||
it('should set the value into CompilerConfig',
|
||||
inject([CompilerConfig], (config: CompilerConfig) => {
|
||||
expect(config.useJit).toBe(false);
|
||||
}));
|
||||
});
|
||||
});
|
||||
});
|
||||
|
||||
describe('errors', () => {
|
||||
let originalJasmineIt: (description: string, func: () => void) => jasmine.Spec;
|
||||
let originalJasmineBeforeEach: (beforeEachFunction: () => void) => void;
|
||||
|
||||
const patchJasmineIt = () => {
|
||||
let resolve: (result: any) => void;
|
||||
let reject: (error: any) => void;
|
||||
const promise = new Promise((res, rej) => {
|
||||
resolve = res;
|
||||
reject = rej;
|
||||
});
|
||||
originalJasmineIt = jasmine.getEnv().it;
|
||||
jasmine.getEnv().it = (description: string, fn: (done: DoneFn) => void) => {
|
||||
const done = <DoneFn>(() => resolve(null));
|
||||
done.fail = (err) => reject(err);
|
||||
fn(done);
|
||||
return null;
|
||||
};
|
||||
return promise;
|
||||
};
|
||||
|
||||
const restoreJasmineIt = () => jasmine.getEnv().it = originalJasmineIt;
|
||||
|
||||
const patchJasmineBeforeEach = () => {
|
||||
let resolve: (result: any) => void;
|
||||
let reject: (error: any) => void;
|
||||
const promise = new Promise((res, rej) => {
|
||||
resolve = res;
|
||||
reject = rej;
|
||||
});
|
||||
originalJasmineBeforeEach = jasmine.getEnv().beforeEach;
|
||||
jasmine.getEnv().beforeEach = (fn: (done: DoneFn) => void) => {
|
||||
const done = <DoneFn>(() => resolve(null));
|
||||
done.fail = (err) => reject(err);
|
||||
fn(done);
|
||||
};
|
||||
return promise;
|
||||
};
|
||||
|
||||
const restoreJasmineBeforeEach = () => jasmine.getEnv().beforeEach =
|
||||
originalJasmineBeforeEach;
|
||||
|
||||
it('should fail when an asynchronous error is thrown', (done) => {
|
||||
const itPromise = patchJasmineIt();
|
||||
const barError = new Error('bar');
|
||||
|
||||
it('throws an async error',
|
||||
async(inject([], () => setTimeout(() => { throw barError; }, 0))));
|
||||
|
||||
itPromise.then(() => done.fail('Expected test to fail, but it did not'), (err) => {
|
||||
expect(err).toEqual(barError);
|
||||
done();
|
||||
});
|
||||
restoreJasmineIt();
|
||||
});
|
||||
|
||||
it('should fail when a returned promise is rejected', (done) => {
|
||||
const itPromise = patchJasmineIt();
|
||||
|
||||
it('should fail with an error from a promise', async(inject([], () => {
|
||||
let reject: (error: any) => void;
|
||||
const promise = new Promise((_, rej) => reject = rej);
|
||||
const p = promise.then(() => expect(1).toEqual(2));
|
||||
|
||||
reject('baz');
|
||||
return p;
|
||||
})));
|
||||
|
||||
itPromise.then(() => done.fail('Expected test to fail, but it did not'), (err) => {
|
||||
expect(err.message).toEqual('Uncaught (in promise): baz');
|
||||
done();
|
||||
});
|
||||
restoreJasmineIt();
|
||||
});
|
||||
|
||||
describe('components', () => {
|
||||
let resourceLoaderGet: jasmine.Spy;
|
||||
beforeEach(() => {
|
||||
resourceLoaderGet = jasmine.createSpy('resourceLoaderGet')
|
||||
.and.returnValue(Promise.resolve('Hello world!'));
|
||||
TestBed.configureCompiler(
|
||||
{providers: [{provide: ResourceLoader, useValue: {get: resourceLoaderGet}}]});
|
||||
});
|
||||
|
||||
it('should report an error for declared components with templateUrl which never call TestBed.compileComponents',
|
||||
() => {
|
||||
const itPromise = patchJasmineIt();
|
||||
|
||||
expect(
|
||||
() =>
|
||||
it('should fail', withModule(
|
||||
{declarations: [CompWithUrlTemplate]},
|
||||
() => TestBed.createComponent(CompWithUrlTemplate))))
|
||||
.toThrowError(
|
||||
`This test module uses the component ${stringify(CompWithUrlTemplate)} which is using a "templateUrl" or "styleUrls", but they were never compiled. ` +
|
||||
`Please call "TestBed.compileComponents" before your test.`);
|
||||
|
||||
restoreJasmineIt();
|
||||
});
|
||||
|
||||
});
|
||||
|
||||
it('should error on unknown bound properties on custom elements by default', () => {
|
||||
@Component({template: '<some-element [someUnknownProp]="true"></some-element>'})
|
||||
class ComponentUsingInvalidProperty {
|
||||
}
|
||||
|
||||
const itPromise = patchJasmineIt();
|
||||
|
||||
expect(
|
||||
() => it(
|
||||
'should fail', withModule(
|
||||
{declarations: [ComponentUsingInvalidProperty]},
|
||||
() => TestBed.createComponent(ComponentUsingInvalidProperty))))
|
||||
.toThrowError(/Can't bind to 'someUnknownProp'/);
|
||||
|
||||
restoreJasmineIt();
|
||||
});
|
||||
});
|
||||
|
||||
describe('creating components', () => {
|
||||
|
||||
beforeEach(() => {
|
||||
TestBed.configureTestingModule({
|
||||
declarations: [
|
||||
ChildComp,
|
||||
MyIfComp,
|
||||
ChildChildComp,
|
||||
ParentComp,
|
||||
TestProvidersComp,
|
||||
TestViewProvidersComp,
|
||||
]
|
||||
});
|
||||
});
|
||||
|
||||
it('should instantiate a component with valid DOM', async(() => {
|
||||
const fixture = TestBed.createComponent(ChildComp);
|
||||
fixture.detectChanges();
|
||||
|
||||
expect(fixture.nativeElement).toHaveText('Original Child');
|
||||
}));
|
||||
|
||||
it('should allow changing members of the component', async(() => {
|
||||
const componentFixture = TestBed.createComponent(MyIfComp);
|
||||
componentFixture.detectChanges();
|
||||
expect(componentFixture.nativeElement).toHaveText('MyIf()');
|
||||
|
||||
componentFixture.componentInstance.showMore = true;
|
||||
componentFixture.detectChanges();
|
||||
expect(componentFixture.nativeElement).toHaveText('MyIf(More)');
|
||||
}));
|
||||
|
||||
it('should override a template', async(() => {
|
||||
TestBed.overrideComponent(ChildComp, {set: {template: '<span>Mock</span>'}});
|
||||
const componentFixture = TestBed.createComponent(ChildComp);
|
||||
componentFixture.detectChanges();
|
||||
expect(componentFixture.nativeElement).toHaveText('Mock');
|
||||
|
||||
}));
|
||||
|
||||
it('should override a provider', async(() => {
|
||||
TestBed.overrideComponent(
|
||||
TestProvidersComp,
|
||||
{set: {providers: [{provide: FancyService, useClass: MockFancyService}]}});
|
||||
const componentFixture = TestBed.createComponent(TestProvidersComp);
|
||||
componentFixture.detectChanges();
|
||||
expect(componentFixture.nativeElement).toHaveText('injected value: mocked out value');
|
||||
}));
|
||||
|
||||
|
||||
it('should override a viewProvider', async(() => {
|
||||
TestBed.overrideComponent(
|
||||
TestViewProvidersComp,
|
||||
{set: {viewProviders: [{provide: FancyService, useClass: MockFancyService}]}});
|
||||
|
||||
const componentFixture = TestBed.createComponent(TestViewProvidersComp);
|
||||
componentFixture.detectChanges();
|
||||
expect(componentFixture.nativeElement).toHaveText('injected value: mocked out value');
|
||||
}));
|
||||
});
|
||||
describe('using alternate components', () => {
|
||||
beforeEach(() => {
|
||||
TestBed.configureTestingModule({
|
||||
declarations: [
|
||||
MockChildComp,
|
||||
ParentComp,
|
||||
]
|
||||
});
|
||||
});
|
||||
|
||||
it('should override component dependencies', async(() => {
|
||||
|
||||
const componentFixture = TestBed.createComponent(ParentComp);
|
||||
componentFixture.detectChanges();
|
||||
expect(componentFixture.nativeElement).toHaveText('Parent(Mock)');
|
||||
}));
|
||||
});
|
||||
});
|
||||
}
|
||||
Reference in New Issue
Block a user