angular-docs-cn/modules/angular2/test/router/router_link_spec.ts

149 lines
4.3 KiB
TypeScript

import {
AsyncTestCompleter,
beforeEach,
ddescribe,
xdescribe,
describe,
dispatchEvent,
expect,
iit,
inject,
beforeEachProviders,
it,
xit,
TestComponentBuilder
} from 'angular2/testing_internal';
import {SpyRouter, SpyLocation} from './spies';
import {provide, Component, View} from 'angular2/core';
import {By} from 'angular2/platform/common_dom';
import {
Location,
Router,
RouteRegistry,
RouterLink,
RouterOutlet,
Route,
RouteParams,
ComponentInstruction
} from 'angular2/router';
import {DOM} from 'angular2/src/platform/dom/dom_adapter';
import {ResolvedInstruction} from 'angular2/src/router/instruction';
let dummyInstruction = new ResolvedInstruction(
new ComponentInstruction('detail', [], null, null, true, '0'), null, {});
export function main() {
describe('routerLink directive', function() {
var tcb: TestComponentBuilder;
beforeEachProviders(() => [
provide(Location, {useValue: makeDummyLocation()}),
provide(Router, {useValue: makeDummyRouter()})
]);
beforeEach(inject([TestComponentBuilder], (tcBuilder) => { tcb = tcBuilder; }));
it('should update a[href] attribute', inject([AsyncTestCompleter], (async) => {
tcb.createAsync(TestComponent)
.then((testComponent) => {
testComponent.detectChanges();
let anchorElement =
testComponent.debugElement.query(By.css('a.detail-view')).nativeElement;
expect(DOM.getAttribute(anchorElement, 'href')).toEqual('detail');
async.done();
});
}));
it('should call router.navigate when a link is clicked',
inject([AsyncTestCompleter, Router], (async, router) => {
tcb.createAsync(TestComponent)
.then((testComponent) => {
testComponent.detectChanges();
// TODO: shouldn't this be just 'click' rather than '^click'?
testComponent.debugElement.query(By.css('a.detail-view'))
.triggerEventHandler('click', null);
expect(router.spy('navigateByInstruction')).toHaveBeenCalledWith(dummyInstruction);
async.done();
});
}));
it('should call router.navigate when a link is clicked if target is _self',
inject([AsyncTestCompleter, Router], (async, router) => {
tcb.createAsync(TestComponent)
.then((testComponent) => {
testComponent.detectChanges();
testComponent.debugElement.query(By.css('a.detail-view-self'))
.triggerEventHandler('click', null);
expect(router.spy('navigateByInstruction')).toHaveBeenCalledWith(dummyInstruction);
async.done();
});
}));
it('should NOT call router.navigate when a link is clicked if target is set to other than _self',
inject([AsyncTestCompleter, Router], (async, router) => {
tcb.createAsync(TestComponent)
.then((testComponent) => {
testComponent.detectChanges();
testComponent.debugElement.query(By.css('a.detail-view-blank'))
.triggerEventHandler('click', null);
expect(router.spy('navigateByInstruction')).not.toHaveBeenCalled();
async.done();
});
}));
});
}
@Component({selector: 'user-cmp'})
@View({template: "hello {{user}}"})
class UserCmp {
user: string;
constructor(params: RouteParams) { this.user = params.get('name'); }
}
@Component({selector: 'test-component'})
@View({
template: `
<div>
<a [routerLink]="['/Detail']"
class="detail-view">
detail view
</a>
<a [routerLink]="['/Detail']"
class="detail-view-self"
target="_self">
detail view with _self target
</a>
<a [routerLink]="['/Detail']"
class="detail-view-blank"
target="_blank">
detail view with _blank target
</a>
</div>`,
directives: [RouterLink]
})
class TestComponent {
}
function makeDummyLocation() {
var dl = new SpyLocation();
dl.spy('prepareExternalUrl').andCallFake((url) => url);
return dl;
}
function makeDummyRouter() {
var dr = new SpyRouter();
dr.spy('generate').andCallFake((routeParams) => dummyInstruction);
dr.spy('isRouteActive').andCallFake((_) => false);
dr.spy('navigateInstruction');
return dr;
}