angular-docs-cn/modules/@angular/platform-server/test/integration_spec.ts

381 lines
15 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 {PlatformLocation} from '@angular/common';
import {USE_VIEW_ENGINE} from '@angular/compiler/src/config';
import {ApplicationRef, CompilerFactory, Component, NgModule, NgModuleRef, NgZone, PlatformRef, destroyPlatform, getPlatform} from '@angular/core';
import {TestBed, async, inject} from '@angular/core/testing';
import {Http, HttpModule, Response, ResponseOptions, XHRBackend} from '@angular/http';
import {MockBackend, MockConnection} from '@angular/http/testing';
import {DOCUMENT} from '@angular/platform-browser';
import {getDOM} from '@angular/platform-browser/src/dom/dom_adapter';
import {INITIAL_CONFIG, PlatformState, ServerModule, platformDynamicServer, renderModule, renderModuleFactory} from '@angular/platform-server';
import {Subscription} from 'rxjs/Subscription';
import {filter} from 'rxjs/operator/filter';
import {first} from 'rxjs/operator/first';
import {toPromise} from 'rxjs/operator/toPromise';
@Component({selector: 'app', template: `Works!`})
class MyServerApp {
}
@NgModule({
bootstrap: [MyServerApp],
declarations: [MyServerApp],
imports: [ServerModule],
providers: [
MockBackend,
{provide: XHRBackend, useExisting: MockBackend},
]
})
class ExampleModule {
}
@Component({selector: 'app', template: `Works too!`})
class MyServerApp2 {
}
@NgModule({declarations: [MyServerApp2], imports: [ServerModule], bootstrap: [MyServerApp2]})
class ExampleModule2 {
}
@Component({selector: 'app', template: '{{text}}'})
class MyAsyncServerApp {
text = '';
ngOnInit() {
Promise.resolve(null).then(() => setTimeout(() => { this.text = 'Works!'; }, 10));
}
}
@NgModule(
{declarations: [MyAsyncServerApp], imports: [ServerModule], bootstrap: [MyAsyncServerApp]})
class AsyncServerModule {
}
@Component({selector: 'app', template: `Works!`, styles: [':host { color: red; }']})
class MyStylesApp {
}
@NgModule({declarations: [MyStylesApp], imports: [ServerModule], bootstrap: [MyStylesApp]})
class ExampleStylesModule {
}
@NgModule({
bootstrap: [MyServerApp],
declarations: [MyServerApp],
imports: [HttpModule, ServerModule],
providers: [
MockBackend,
{provide: XHRBackend, useExisting: MockBackend},
]
})
export class HttpBeforeExampleModule {
}
@NgModule({
bootstrap: [MyServerApp],
declarations: [MyServerApp],
imports: [ServerModule, HttpModule],
providers: [
MockBackend,
{provide: XHRBackend, useExisting: MockBackend},
]
})
export class HttpAfterExampleModule {
}
@Component({selector: 'app', template: `<img [src]="'link'">`})
class ImageApp {
}
@NgModule({declarations: [ImageApp], imports: [ServerModule], bootstrap: [ImageApp]})
class ImageExampleModule {
}
export function main() {
describe('regular', () => { declareTests({viewEngine: false}); });
describe('view engine', () => {
beforeEach(() => {
TestBed.configureCompiler({
useJit: true,
providers: [{
provide: USE_VIEW_ENGINE,
useValue: true,
}],
});
});
declareTests({viewEngine: true});
});
}
function declareTests({viewEngine}: {viewEngine: boolean}) {
if (getDOM().supportsDOMEvents()) return; // NODE only
describe('platform-server integration', () => {
beforeEach(() => {
if (getPlatform()) destroyPlatform();
});
it('should bootstrap', async(() => {
const platform = platformDynamicServer(
[{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
platform.bootstrapModule(ExampleModule).then((moduleRef) => {
const doc = moduleRef.injector.get(DOCUMENT);
expect(getDOM().getText(doc)).toEqual('Works!');
platform.destroy();
});
}));
it('should allow multiple platform instances', async(() => {
const platform = platformDynamicServer(
[{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
const platform2 = platformDynamicServer(
[{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
platform.bootstrapModule(ExampleModule).then((moduleRef) => {
const doc = moduleRef.injector.get(DOCUMENT);
expect(getDOM().getText(doc)).toEqual('Works!');
platform.destroy();
});
platform2.bootstrapModule(ExampleModule2).then((moduleRef) => {
const doc = moduleRef.injector.get(DOCUMENT);
expect(getDOM().getText(doc)).toEqual('Works too!');
platform2.destroy();
});
}));
it('adds styles to the root component', async(() => {
const platform = platformDynamicServer(
[{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
platform.bootstrapModule(ExampleStylesModule).then(ref => {
const appRef: ApplicationRef = ref.injector.get(ApplicationRef);
const app = appRef.components[0].location.nativeElement;
expect(app.children.length).toBe(2);
const style = app.children[1];
expect(style.type).toBe('style');
expect(style.children[0].data).toContain('color: red');
});
}));
it('copies known properties to attributes', async(() => {
const platform = platformDynamicServer(
[{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
platform.bootstrapModule(ImageExampleModule).then(ref => {
const appRef: ApplicationRef = ref.injector.get(ApplicationRef);
const app = appRef.components[0].location.nativeElement;
const img = getDOM().getElementsByTagName(app, 'img')[0] as any;
expect(img.attribs['src']).toEqual('link');
});
}));
describe('PlatformLocation', () => {
it('is injectable', async(() => {
const platform = platformDynamicServer(
[{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
platform.bootstrapModule(ExampleModule).then(appRef => {
const location: PlatformLocation = appRef.injector.get(PlatformLocation);
expect(location.pathname).toBe('/');
platform.destroy();
});
}));
it('is configurable via INITIAL_CONFIG', () => {
platformDynamicServer([{
provide: INITIAL_CONFIG,
useValue: {document: '<app></app>', url: 'http://test.com/deep/path?query#hash'}
}])
.bootstrapModule(ExampleModule)
.then(appRef => {
const location: PlatformLocation = appRef.injector.get(PlatformLocation);
expect(location.pathname).toBe('/deep/path');
expect(location.search).toBe('?query');
expect(location.hash).toBe('#hash');
});
});
it('handles empty search and hash portions of the url', () => {
platformDynamicServer([{
provide: INITIAL_CONFIG,
useValue: {document: '<app></app>', url: 'http://test.com/deep/path'}
}])
.bootstrapModule(ExampleModule)
.then(appRef => {
const location: PlatformLocation = appRef.injector.get(PlatformLocation);
expect(location.pathname).toBe('/deep/path');
expect(location.search).toBe('');
expect(location.hash).toBe('');
});
});
it('pushState causes the URL to update', async(() => {
const platform = platformDynamicServer(
[{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
platform.bootstrapModule(ExampleModule).then(appRef => {
const location: PlatformLocation = appRef.injector.get(PlatformLocation);
location.pushState(null, 'Test', '/foo#bar');
expect(location.pathname).toBe('/foo');
expect(location.hash).toBe('#bar');
platform.destroy();
});
}));
it('allows subscription to the hash state', done => {
const platform =
platformDynamicServer([{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
platform.bootstrapModule(ExampleModule).then(appRef => {
const location: PlatformLocation = appRef.injector.get(PlatformLocation);
expect(location.pathname).toBe('/');
location.onHashChange((e: any) => {
expect(e.type).toBe('hashchange');
expect(e.oldUrl).toBe('/');
expect(e.newUrl).toBe('/foo#bar');
platform.destroy();
done();
});
location.pushState(null, 'Test', '/foo#bar');
});
});
});
describe('render', () => {
let doc: string;
let called: boolean;
let expectedOutput =
'<html><head></head><body><app ng-version="0.0.0-PLACEHOLDER">Works!</app></body></html>';
beforeEach(() => {
// PlatformConfig takes in a parsed document so that it can be cached across requests.
doc = '<html><head></head><body><app></app></body></html>';
called = false;
});
afterEach(() => { expect(called).toBe(true); });
it('using long from should work', async(() => {
const platform =
platformDynamicServer([{provide: INITIAL_CONFIG, useValue: {document: doc}}]);
platform.bootstrapModule(AsyncServerModule)
.then((moduleRef) => {
const applicationRef: ApplicationRef = moduleRef.injector.get(ApplicationRef);
return toPromise.call(first.call(
filter.call(applicationRef.isStable, (isStable: boolean) => isStable)));
})
.then((b) => {
expect(platform.injector.get(PlatformState).renderToString()).toBe(expectedOutput);
platform.destroy();
called = true;
});
}));
it('using renderModule should work', async(() => {
renderModule(AsyncServerModule, {document: doc}).then(output => {
expect(output).toBe(expectedOutput);
called = true;
});
}));
it('using renderModuleFactory should work',
async(inject([PlatformRef], (defaultPlatform: PlatformRef) => {
const compilerFactory: CompilerFactory =
defaultPlatform.injector.get(CompilerFactory, null);
const moduleFactory =
compilerFactory.createCompiler().compileModuleSync(AsyncServerModule);
renderModuleFactory(moduleFactory, {document: doc}).then(output => {
expect(output).toBe(expectedOutput);
called = true;
});
})));
});
describe('http', () => {
it('can inject Http', async(() => {
const platform = platformDynamicServer(
[{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
platform.bootstrapModule(ExampleModule).then(ref => {
expect(ref.injector.get(Http) instanceof Http).toBeTruthy();
});
}));
it('can make Http requests', async(() => {
const platform = platformDynamicServer(
[{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
platform.bootstrapModule(ExampleModule).then(ref => {
const mock = ref.injector.get(MockBackend);
const http = ref.injector.get(Http);
ref.injector.get(NgZone).run(() => {
NgZone.assertInAngularZone();
mock.connections.subscribe((mc: MockConnection) => {
NgZone.assertInAngularZone();
expect(mc.request.url).toBe('/testing');
mc.mockRespond(new Response(new ResponseOptions({body: 'success!', status: 200})));
});
http.get('/testing').subscribe(resp => {
NgZone.assertInAngularZone();
expect(resp.text()).toBe('success!');
});
});
});
}));
it('requests are macrotasks', async(() => {
const platform = platformDynamicServer(
[{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
platform.bootstrapModule(ExampleModule).then(ref => {
const mock = ref.injector.get(MockBackend);
const http = ref.injector.get(Http);
expect(ref.injector.get(NgZone).hasPendingMacrotasks).toBeFalsy();
ref.injector.get(NgZone).run(() => {
NgZone.assertInAngularZone();
mock.connections.subscribe((mc: MockConnection) => {
expect(ref.injector.get(NgZone).hasPendingMacrotasks).toBeTruthy();
mc.mockRespond(new Response(new ResponseOptions({body: 'success!', status: 200})));
});
http.get('/testing').subscribe(resp => { expect(resp.text()).toBe('success!'); });
});
});
}));
it('works when HttpModule is included before ServerModule', async(() => {
const platform = platformDynamicServer(
[{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
platform.bootstrapModule(HttpBeforeExampleModule).then(ref => {
const mock = ref.injector.get(MockBackend);
const http = ref.injector.get(Http);
expect(ref.injector.get(NgZone).hasPendingMacrotasks).toBeFalsy();
ref.injector.get(NgZone).run(() => {
NgZone.assertInAngularZone();
mock.connections.subscribe((mc: MockConnection) => {
expect(ref.injector.get(NgZone).hasPendingMacrotasks).toBeTruthy();
mc.mockRespond(new Response(new ResponseOptions({body: 'success!', status: 200})));
});
http.get('/testing').subscribe(resp => { expect(resp.text()).toBe('success!'); });
});
});
}));
it('works when HttpModule is included after ServerModule', async(() => {
const platform = platformDynamicServer(
[{provide: INITIAL_CONFIG, useValue: {document: '<app></app>'}}]);
platform.bootstrapModule(HttpAfterExampleModule).then(ref => {
const mock = ref.injector.get(MockBackend);
const http = ref.injector.get(Http);
expect(ref.injector.get(NgZone).hasPendingMacrotasks).toBeFalsy();
ref.injector.get(NgZone).run(() => {
NgZone.assertInAngularZone();
mock.connections.subscribe((mc: MockConnection) => {
expect(ref.injector.get(NgZone).hasPendingMacrotasks).toBeTruthy();
mc.mockRespond(new Response(new ResponseOptions({body: 'success!', status: 200})));
});
http.get('/testing').subscribe(resp => { expect(resp.text()).toBe('success!'); });
});
});
}));
});
});
}