585 lines
23 KiB
TypeScript
585 lines
23 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {TestComponentBuilder} from '@angular/compiler/testing';
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import {Component, Inject, Injector, provide} from '@angular/core';
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import {ComponentFixture} from '@angular/core/testing';
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import {beforeEach, beforeEachProviders, ddescribe, describe, expect, iit, inject, it, xdescribe, xit} from '@angular/core/testing/testing_internal';
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import {AsyncTestCompleter} from '@angular/core/testing/testing_internal';
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import {RouteParams, Router, RouterLink, RouterOutlet} from '@angular/router-deprecated';
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import {EventEmitter, ObservableWrapper, PromiseCompleter, PromiseWrapper} from '../../src/facade/async';
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import {isPresent} from '../../src/facade/lang';
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import {ComponentInstruction} from '../../src/instruction';
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import {CanDeactivate, CanReuse, OnActivate, OnDeactivate, OnReuse} from '../../src/interfaces';
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import {CanActivate} from '../../src/lifecycle/lifecycle_annotations';
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import {AsyncRoute, AuxRoute, Redirect, Route, RouteConfig} from '../../src/route_config/route_config_decorator';
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import {RootCmp, TEST_ROUTER_PROVIDERS, compile} from './util';
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var cmpInstanceCount: any /** TODO #9100 */;
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var log: string[];
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var eventBus: EventEmitter<any>;
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var completer: PromiseCompleter<any>;
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export function main() {
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describe('Router lifecycle hooks', () => {
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var tcb: TestComponentBuilder;
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var fixture: ComponentFixture<any>;
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var rtr: Router;
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beforeEachProviders(() => TEST_ROUTER_PROVIDERS);
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beforeEach(inject(
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[TestComponentBuilder, Router], (tcBuilder: TestComponentBuilder, router: Router) => {
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tcb = tcBuilder;
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rtr = router;
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cmpInstanceCount = 0;
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log = [];
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eventBus = new EventEmitter();
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}));
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it('should call the routerOnActivate hook',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((rtc) => {fixture = rtc})
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => rtr.navigateByUrl('/on-activate'))
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.then((_) => {
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fixture.detectChanges();
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expect(fixture.debugElement.nativeElement).toHaveText('activate cmp');
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expect(log).toEqual(['activate: null -> /on-activate']);
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async.done();
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});
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}));
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it('should wait for a parent component\'s routerOnActivate hook to resolve before calling its child\'s',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((rtc) => {fixture = rtc})
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => {
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ObservableWrapper.subscribe<string>(eventBus, (ev) => {
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if (ev.startsWith('parent activate')) {
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completer.resolve(true);
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}
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});
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rtr.navigateByUrl('/parent-activate/child-activate').then((_) => {
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fixture.detectChanges();
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expect(fixture.debugElement.nativeElement).toHaveText('parent {activate cmp}');
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expect(log).toEqual([
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'parent activate: null -> /parent-activate', 'activate: null -> /child-activate'
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]);
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async.done();
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});
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});
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}));
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it('should call the routerOnDeactivate hook',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((rtc) => {fixture = rtc})
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => rtr.navigateByUrl('/on-deactivate'))
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.then((_) => rtr.navigateByUrl('/a'))
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.then((_) => {
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fixture.detectChanges();
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expect(fixture.debugElement.nativeElement).toHaveText('A');
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expect(log).toEqual(['deactivate: /on-deactivate -> /a']);
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async.done();
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});
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}));
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it('should wait for a child component\'s routerOnDeactivate hook to resolve before calling its parent\'s',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((rtc) => {fixture = rtc})
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => rtr.navigateByUrl('/parent-deactivate/child-deactivate'))
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.then((_) => {
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ObservableWrapper.subscribe<string>(eventBus, (ev) => {
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if (ev.startsWith('deactivate')) {
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completer.resolve(true);
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fixture.detectChanges();
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expect(fixture.debugElement.nativeElement).toHaveText('parent {deactivate cmp}');
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}
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});
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rtr.navigateByUrl('/a').then((_) => {
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fixture.detectChanges();
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expect(fixture.debugElement.nativeElement).toHaveText('A');
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expect(log).toEqual([
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'deactivate: /child-deactivate -> null',
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'parent deactivate: /parent-deactivate -> /a'
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]);
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async.done();
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});
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});
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}));
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it('should reuse a component when the routerCanReuse hook returns true',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((rtc) => {fixture = rtc})
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => rtr.navigateByUrl('/on-reuse/1/a'))
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.then((_) => {
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fixture.detectChanges();
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expect(log).toEqual([]);
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expect(fixture.debugElement.nativeElement).toHaveText('reuse {A}');
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expect(cmpInstanceCount).toBe(1);
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})
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.then((_) => rtr.navigateByUrl('/on-reuse/2/b'))
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.then((_) => {
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fixture.detectChanges();
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expect(log).toEqual(['reuse: /on-reuse/1 -> /on-reuse/2']);
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expect(fixture.debugElement.nativeElement).toHaveText('reuse {B}');
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expect(cmpInstanceCount).toBe(1);
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async.done();
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});
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}));
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it('should not reuse a component when the routerCanReuse hook returns false',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((rtc) => {fixture = rtc})
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => rtr.navigateByUrl('/never-reuse/1/a'))
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.then((_) => {
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fixture.detectChanges();
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expect(log).toEqual([]);
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expect(fixture.debugElement.nativeElement).toHaveText('reuse {A}');
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expect(cmpInstanceCount).toBe(1);
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})
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.then((_) => rtr.navigateByUrl('/never-reuse/2/b'))
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.then((_) => {
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fixture.detectChanges();
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expect(log).toEqual([]);
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expect(fixture.debugElement.nativeElement).toHaveText('reuse {B}');
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expect(cmpInstanceCount).toBe(2);
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async.done();
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});
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}));
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it('should navigate when routerCanActivate returns true',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((rtc) => {fixture = rtc})
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => {
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ObservableWrapper.subscribe<string>(eventBus, (ev) => {
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if (ev.startsWith('routerCanActivate')) {
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completer.resolve(true);
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}
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});
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rtr.navigateByUrl('/can-activate/a').then((_) => {
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fixture.detectChanges();
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expect(fixture.debugElement.nativeElement).toHaveText('routerCanActivate {A}');
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expect(log).toEqual(['routerCanActivate: null -> /can-activate']);
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async.done();
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});
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});
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}));
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it('should not navigate when routerCanActivate returns false',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((rtc) => {fixture = rtc})
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => {
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ObservableWrapper.subscribe<string>(eventBus, (ev) => {
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if (ev.startsWith('routerCanActivate')) {
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completer.resolve(false);
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}
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});
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rtr.navigateByUrl('/can-activate/a').then((_) => {
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fixture.detectChanges();
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expect(fixture.debugElement.nativeElement).toHaveText('');
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expect(log).toEqual(['routerCanActivate: null -> /can-activate']);
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async.done();
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});
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});
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}));
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it('should navigate away when routerCanDeactivate returns true',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((rtc) => {fixture = rtc})
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => rtr.navigateByUrl('/can-deactivate/a'))
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.then((_) => {
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fixture.detectChanges();
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expect(fixture.debugElement.nativeElement).toHaveText('routerCanDeactivate {A}');
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expect(log).toEqual([]);
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ObservableWrapper.subscribe<string>(eventBus, (ev) => {
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if (ev.startsWith('routerCanDeactivate')) {
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completer.resolve(true);
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}
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});
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rtr.navigateByUrl('/a').then((_) => {
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fixture.detectChanges();
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expect(fixture.debugElement.nativeElement).toHaveText('A');
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expect(log).toEqual(['routerCanDeactivate: /can-deactivate -> /a']);
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async.done();
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});
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});
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}));
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it('should not navigate away when routerCanDeactivate returns false',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((rtc) => {fixture = rtc})
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => rtr.navigateByUrl('/can-deactivate/a'))
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.then((_) => {
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fixture.detectChanges();
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expect(fixture.debugElement.nativeElement).toHaveText('routerCanDeactivate {A}');
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expect(log).toEqual([]);
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ObservableWrapper.subscribe<string>(eventBus, (ev) => {
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if (ev.startsWith('routerCanDeactivate')) {
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completer.resolve(false);
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}
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});
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rtr.navigateByUrl('/a').then((_) => {
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fixture.detectChanges();
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expect(fixture.debugElement.nativeElement).toHaveText('routerCanDeactivate {A}');
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expect(log).toEqual(['routerCanDeactivate: /can-deactivate -> /a']);
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async.done();
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});
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});
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}));
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it('should run activation and deactivation hooks in the correct order',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((rtc) => {fixture = rtc})
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => rtr.navigateByUrl('/activation-hooks/child'))
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.then((_) => {
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expect(log).toEqual([
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'routerCanActivate child: null -> /child',
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'routerCanActivate parent: null -> /activation-hooks',
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'routerOnActivate parent: null -> /activation-hooks',
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'routerOnActivate child: null -> /child'
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]);
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log = [];
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return rtr.navigateByUrl('/a');
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})
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.then((_) => {
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expect(log).toEqual([
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'routerCanDeactivate parent: /activation-hooks -> /a',
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'routerCanDeactivate child: /child -> null',
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'routerOnDeactivate child: /child -> null',
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'routerOnDeactivate parent: /activation-hooks -> /a'
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]);
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async.done();
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});
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}));
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it('should only run reuse hooks when reusing',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((rtc) => {fixture = rtc})
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => rtr.navigateByUrl('/reuse-hooks/1'))
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.then((_) => {
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expect(log).toEqual([
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'routerCanActivate: null -> /reuse-hooks/1',
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'routerOnActivate: null -> /reuse-hooks/1'
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]);
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ObservableWrapper.subscribe<string>(eventBus, (ev) => {
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if (ev.startsWith('routerCanReuse')) {
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completer.resolve(true);
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}
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});
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log = [];
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return rtr.navigateByUrl('/reuse-hooks/2');
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})
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.then((_) => {
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expect(log).toEqual([
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'routerCanReuse: /reuse-hooks/1 -> /reuse-hooks/2',
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'routerOnReuse: /reuse-hooks/1 -> /reuse-hooks/2'
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]);
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async.done();
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});
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}));
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it('should not run reuse hooks when not reusing',
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inject([AsyncTestCompleter], (async: AsyncTestCompleter) => {
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compile(tcb)
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.then((_) => rtr.config([new Route({path: '/...', component: LifecycleCmp})]))
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.then((_) => rtr.navigateByUrl('/reuse-hooks/1'))
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.then((_) => {
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expect(log).toEqual([
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'routerCanActivate: null -> /reuse-hooks/1',
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'routerOnActivate: null -> /reuse-hooks/1'
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]);
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ObservableWrapper.subscribe<string>(eventBus, (ev) => {
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if (ev.startsWith('routerCanReuse')) {
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completer.resolve(false);
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}
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});
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log = [];
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return rtr.navigateByUrl('/reuse-hooks/2');
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})
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.then((_) => {
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expect(log).toEqual([
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'routerCanReuse: /reuse-hooks/1 -> /reuse-hooks/2',
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'routerCanActivate: /reuse-hooks/1 -> /reuse-hooks/2',
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'routerCanDeactivate: /reuse-hooks/1 -> /reuse-hooks/2',
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'routerOnDeactivate: /reuse-hooks/1 -> /reuse-hooks/2',
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'routerOnActivate: /reuse-hooks/1 -> /reuse-hooks/2'
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]);
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async.done();
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});
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}));
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});
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}
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@Component({selector: 'a-cmp', template: 'A'})
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class A {
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}
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@Component({selector: 'b-cmp', template: 'B'})
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class B {
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}
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function logHook(name: string, next: ComponentInstruction, prev: ComponentInstruction) {
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var message = name + ': ' + (isPresent(prev) ? ('/' + prev.urlPath) : 'null') + ' -> ' +
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(isPresent(next) ? ('/' + next.urlPath) : 'null');
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log.push(message);
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ObservableWrapper.callEmit(eventBus, message);
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}
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@Component({selector: 'activate-cmp', template: 'activate cmp'})
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class ActivateCmp implements OnActivate {
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routerOnActivate(next: ComponentInstruction, prev: ComponentInstruction) {
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logHook('activate', next, prev);
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}
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}
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@Component({
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selector: 'parent-activate-cmp',
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template: `parent {<router-outlet></router-outlet>}`,
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directives: [RouterOutlet]
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})
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@RouteConfig([new Route({path: '/child-activate', component: ActivateCmp})])
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class ParentActivateCmp implements OnActivate {
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routerOnActivate(next: ComponentInstruction, prev: ComponentInstruction): Promise<any> {
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completer = PromiseWrapper.completer();
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logHook('parent activate', next, prev);
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return completer.promise;
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}
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}
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@Component({selector: 'deactivate-cmp', template: 'deactivate cmp'})
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class DeactivateCmp implements OnDeactivate {
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routerOnDeactivate(next: ComponentInstruction, prev: ComponentInstruction) {
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logHook('deactivate', next, prev);
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}
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}
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@Component({selector: 'deactivate-cmp', template: 'deactivate cmp'})
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class WaitDeactivateCmp implements OnDeactivate {
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routerOnDeactivate(next: ComponentInstruction, prev: ComponentInstruction): Promise<any> {
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completer = PromiseWrapper.completer();
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logHook('deactivate', next, prev);
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return completer.promise;
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}
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}
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@Component({
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selector: 'parent-deactivate-cmp',
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template: `parent {<router-outlet></router-outlet>}`,
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directives: [RouterOutlet]
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})
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@RouteConfig([new Route({path: '/child-deactivate', component: WaitDeactivateCmp})])
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class ParentDeactivateCmp implements OnDeactivate {
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routerOnDeactivate(next: ComponentInstruction, prev: ComponentInstruction) {
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logHook('parent deactivate', next, prev);
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}
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}
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@Component({
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selector: 'reuse-cmp',
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template: `reuse {<router-outlet></router-outlet>}`,
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directives: [RouterOutlet]
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})
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@RouteConfig([new Route({path: '/a', component: A}), new Route({path: '/b', component: B})])
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class ReuseCmp implements OnReuse,
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CanReuse {
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constructor() { cmpInstanceCount += 1; }
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routerCanReuse(next: ComponentInstruction, prev: ComponentInstruction) { return true; }
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routerOnReuse(next: ComponentInstruction, prev: ComponentInstruction) {
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logHook('reuse', next, prev);
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}
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}
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@Component({
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selector: 'never-reuse-cmp',
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template: `reuse {<router-outlet></router-outlet>}`,
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directives: [RouterOutlet]
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})
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@RouteConfig([new Route({path: '/a', component: A}), new Route({path: '/b', component: B})])
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class NeverReuseCmp implements OnReuse,
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CanReuse {
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constructor() { cmpInstanceCount += 1; }
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routerCanReuse(next: ComponentInstruction, prev: ComponentInstruction) { return false; }
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routerOnReuse(next: ComponentInstruction, prev: ComponentInstruction) {
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logHook('reuse', next, prev);
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}
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}
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@Component({
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selector: 'can-activate-cmp',
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template: `routerCanActivate {<router-outlet></router-outlet>}`,
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directives: [RouterOutlet]
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})
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@RouteConfig([new Route({path: '/a', component: A}), new Route({path: '/b', component: B})])
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@CanActivate(CanActivateCmp.routerCanActivate)
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class CanActivateCmp {
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static routerCanActivate(next: ComponentInstruction, prev: ComponentInstruction):
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Promise<boolean> {
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completer = PromiseWrapper.completer();
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logHook('routerCanActivate', next, prev);
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return completer.promise;
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}
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}
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@Component({
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selector: 'can-deactivate-cmp',
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template: `routerCanDeactivate {<router-outlet></router-outlet>}`,
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directives: [RouterOutlet]
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})
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@RouteConfig([new Route({path: '/a', component: A}), new Route({path: '/b', component: B})])
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class CanDeactivateCmp implements CanDeactivate {
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routerCanDeactivate(next: ComponentInstruction, prev: ComponentInstruction): Promise<boolean> {
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completer = PromiseWrapper.completer();
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logHook('routerCanDeactivate', next, prev);
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return completer.promise;
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}
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}
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|
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@Component({selector: 'all-hooks-child-cmp', template: `child`})
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@CanActivate(AllHooksChildCmp.routerCanActivate)
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class AllHooksChildCmp implements CanDeactivate, OnDeactivate, OnActivate {
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routerCanDeactivate(next: ComponentInstruction, prev: ComponentInstruction) {
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logHook('routerCanDeactivate child', next, prev);
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|
return true;
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|
}
|
|
|
|
routerOnDeactivate(next: ComponentInstruction, prev: ComponentInstruction) {
|
|
logHook('routerOnDeactivate child', next, prev);
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|
}
|
|
|
|
static routerCanActivate(next: ComponentInstruction, prev: ComponentInstruction) {
|
|
logHook('routerCanActivate child', next, prev);
|
|
return true;
|
|
}
|
|
|
|
routerOnActivate(next: ComponentInstruction, prev: ComponentInstruction) {
|
|
logHook('routerOnActivate child', next, prev);
|
|
}
|
|
}
|
|
|
|
@Component({
|
|
selector: 'all-hooks-parent-cmp',
|
|
template: `<router-outlet></router-outlet>`,
|
|
directives: [RouterOutlet]
|
|
})
|
|
@RouteConfig([new Route({path: '/child', component: AllHooksChildCmp})])
|
|
@CanActivate(AllHooksParentCmp.routerCanActivate)
|
|
class AllHooksParentCmp implements CanDeactivate,
|
|
OnDeactivate, OnActivate {
|
|
routerCanDeactivate(next: ComponentInstruction, prev: ComponentInstruction) {
|
|
logHook('routerCanDeactivate parent', next, prev);
|
|
return true;
|
|
}
|
|
|
|
routerOnDeactivate(next: ComponentInstruction, prev: ComponentInstruction) {
|
|
logHook('routerOnDeactivate parent', next, prev);
|
|
}
|
|
|
|
static routerCanActivate(next: ComponentInstruction, prev: ComponentInstruction) {
|
|
logHook('routerCanActivate parent', next, prev);
|
|
return true;
|
|
}
|
|
|
|
routerOnActivate(next: ComponentInstruction, prev: ComponentInstruction) {
|
|
logHook('routerOnActivate parent', next, prev);
|
|
}
|
|
}
|
|
|
|
@Component({selector: 'reuse-hooks-cmp', template: 'reuse hooks cmp'})
|
|
@CanActivate(ReuseHooksCmp.routerCanActivate)
|
|
class ReuseHooksCmp implements OnActivate, OnReuse, OnDeactivate, CanReuse, CanDeactivate {
|
|
routerCanReuse(next: ComponentInstruction, prev: ComponentInstruction): Promise<any> {
|
|
completer = PromiseWrapper.completer();
|
|
logHook('routerCanReuse', next, prev);
|
|
return completer.promise;
|
|
}
|
|
|
|
routerOnReuse(next: ComponentInstruction, prev: ComponentInstruction) {
|
|
logHook('routerOnReuse', next, prev);
|
|
}
|
|
|
|
routerCanDeactivate(next: ComponentInstruction, prev: ComponentInstruction) {
|
|
logHook('routerCanDeactivate', next, prev);
|
|
return true;
|
|
}
|
|
|
|
routerOnDeactivate(next: ComponentInstruction, prev: ComponentInstruction) {
|
|
logHook('routerOnDeactivate', next, prev);
|
|
}
|
|
|
|
static routerCanActivate(next: ComponentInstruction, prev: ComponentInstruction) {
|
|
logHook('routerCanActivate', next, prev);
|
|
return true;
|
|
}
|
|
|
|
routerOnActivate(next: ComponentInstruction, prev: ComponentInstruction) {
|
|
logHook('routerOnActivate', next, prev);
|
|
}
|
|
}
|
|
|
|
@Component({
|
|
selector: 'lifecycle-cmp',
|
|
template: `<router-outlet></router-outlet>`,
|
|
directives: [RouterOutlet]
|
|
})
|
|
@RouteConfig([
|
|
new Route({path: '/a', component: A}), new Route({path: '/on-activate', component: ActivateCmp}),
|
|
new Route({path: '/parent-activate/...', component: ParentActivateCmp}),
|
|
new Route({path: '/on-deactivate', component: DeactivateCmp}),
|
|
new Route({path: '/parent-deactivate/...', component: ParentDeactivateCmp}),
|
|
new Route({path: '/on-reuse/:number/...', component: ReuseCmp}),
|
|
new Route({path: '/never-reuse/:number/...', component: NeverReuseCmp}),
|
|
new Route({path: '/can-activate/...', component: CanActivateCmp}),
|
|
new Route({path: '/can-deactivate/...', component: CanDeactivateCmp}),
|
|
new Route({path: '/activation-hooks/...', component: AllHooksParentCmp}),
|
|
new Route({path: '/reuse-hooks/:number', component: ReuseHooksCmp})
|
|
])
|
|
class LifecycleCmp {
|
|
}
|