angular-cn/modules/@angular/router/test/router.spec.ts

727 lines
23 KiB
TypeScript

import {Component, Injector} from '@angular/core';
import {
describe,
ddescribe,
xdescribe,
it,
iit,
xit,
expect,
beforeEach,
beforeEachProviders,
inject,
fakeAsync,
tick
} from '@angular/core/testing';
import {TestComponentBuilder, ComponentFixture} from '@angular/compiler/testing';
import { ComponentResolver } from '@angular/core';
import { SpyLocation } from '@angular/common/testing';
import { UrlSerializer, DefaultUrlSerializer, RouterOutletMap, Router, ActivatedRoute, ROUTER_DIRECTIVES, Params,
RouterStateSnapshot, ActivatedRouteSnapshot, CanActivate, CanDeactivate, Event, NavigationStart, NavigationEnd, NavigationCancel, NavigationError, RoutesRecognized, RouterConfig } from '../src/index';
import { Observable } from 'rxjs/Observable';
import 'rxjs/add/operator/map';
import {of} from 'rxjs/observable/of';
describe("Integration", () => {
beforeEachProviders(() => {
let config: RouterConfig = [
{ path: 'simple', component: SimpleCmp }
];
return [
RouterOutletMap,
{provide: UrlSerializer, useClass: DefaultUrlSerializer},
{provide: Location, useClass: SpyLocation},
{
provide: Router,
useFactory: (resolver, urlSerializer, outletMap, location, injector) => {
const r = new Router(RootCmp, resolver, urlSerializer, outletMap, location, injector, config);
r.initialNavigation();
return r;
},
deps: [ComponentResolver, UrlSerializer, RouterOutletMap, Location, Injector]
},
{provide: ActivatedRoute, useFactory: (r) => r.routerState.root, deps: [Router]},
];
});
it('should navigate with a provided config',
fakeAsync(inject([Router, TestComponentBuilder, Location], (router, tcb, location) => {
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/simple');
advance(fixture);
expect(location.path()).toEqual('/simple');
})));
it('should update location when navigating',
fakeAsync(inject([Router, TestComponentBuilder, Location], (router, tcb, location) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/team/22');
advance(fixture);
expect(location.path()).toEqual('/team/22');
router.navigateByUrl('/team/33');
advance(fixture);
expect(location.path()).toEqual('/team/33');
})));
xit('should navigate back and forward',
fakeAsync(inject([Router, TestComponentBuilder, Location], (router, tcb, location) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, children: [
{ path: 'simple', component: SimpleCmp },
{ path: 'user/:name', component: UserCmp }
] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
router.navigateByUrl('/team/33/simple');
advance(fixture);
expect(location.path()).toEqual('/team/33/simple');
router.navigateByUrl('/team/22/user/victor');
advance(fixture);
location.back();
advance(fixture);
expect(location.path()).toEqual('/team/33/simple');
location.forward();
advance(fixture);
expect(location.path()).toEqual('/team/22/user/victor');
})));
it('should navigate when locations changes',
fakeAsync(inject([Router, TestComponentBuilder, Location], (router, tcb, location) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, children: [
{ path: 'user/:name', component: UserCmp }
] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
router.navigateByUrl('/team/22/user/victor');
advance(fixture);
location.simulateHashChange("/team/22/user/fedor");
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('team 22 { user fedor, right: }');
})));
it('should support secondary routes',
fakeAsync(inject([Router, TestComponentBuilder], (router, tcb) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, children: [
{ path: 'user/:name', component: UserCmp },
{ path: 'simple', component: SimpleCmp, outlet: 'right' }
] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
router.navigateByUrl('/team/22/user/victor(right:simple)');
advance(fixture);
expect(fixture.debugElement.nativeElement)
.toHaveText('team 22 { user victor, right: simple }');
})));
it('should deactivate outlets',
fakeAsync(inject([Router, TestComponentBuilder], (router, tcb) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, children: [
{ path: 'user/:name', component: UserCmp },
{ path: 'simple', component: SimpleCmp, outlet: 'right' }
] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
router.navigateByUrl('/team/22/user/victor(right:simple)');
advance(fixture);
router.navigateByUrl('/team/22/user/victor');
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('team 22 { user victor, right: }');
})));
it('should deactivate nested outlets',
fakeAsync(inject([Router, TestComponentBuilder], (router, tcb) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, children: [
{ path: 'user/:name', component: UserCmp },
{ path: 'simple', component: SimpleCmp, outlet: 'right' }
] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
router.navigateByUrl('/team/22/user/victor(right:simple)');
advance(fixture);
router.navigateByUrl('/');
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('');
})));
it('should set query params and fragment',
fakeAsync(inject([Router, TestComponentBuilder], (router, tcb) => {
router.resetConfig([
{ path: 'query', component: QueryParamsAndFragmentCmp }
]);
const fixture = tcb.createFakeAsync(RootCmp);
router.navigateByUrl('/query?name=1#fragment1');
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('query: 1 fragment: fragment1');
router.navigateByUrl('/query?name=2#fragment2');
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('query: 2 fragment: fragment2');
})));
it('should push params only when they change',
fakeAsync(inject([Router, TestComponentBuilder], (router, tcb:TestComponentBuilder) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, children: [
{ path: 'user/:name', component: UserCmp }
] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
router.navigateByUrl('/team/22/user/victor');
advance(fixture);
const team = fixture.debugElement.children[1].componentInstance;
const user = fixture.debugElement.children[1].children[1].componentInstance;
expect(team.recordedParams).toEqual([{id: '22'}]);
expect(user.recordedParams).toEqual([{name: 'victor'}]);
router.navigateByUrl('/team/22/user/fedor');
advance(fixture);
expect(team.recordedParams).toEqual([{id: '22'}]);
expect(user.recordedParams).toEqual([{name: 'victor'}, {name: 'fedor'}]);
})));
it('should work when navigating to /',
fakeAsync(inject([Router, TestComponentBuilder], (router, tcb:TestComponentBuilder) => {
router.resetConfig([
{ index: true, component: SimpleCmp },
{ path: '/user/:name', component: UserCmp }
]);
const fixture = tcb.createFakeAsync(RootCmp);
router.navigateByUrl('/user/victor');
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('user victor');
router.navigateByUrl('/');
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('simple');
})));
it("should cancel in-flight navigations",
fakeAsync(inject([Router, TestComponentBuilder], (router, tcb:TestComponentBuilder) => {
router.resetConfig([
{ path: '/user/:name', component: UserCmp }
]);
const recordedEvents = [];
router.events.forEach(e => recordedEvents.push(e));
const fixture = tcb.createFakeAsync(RootCmp);
router.navigateByUrl('/user/init');
advance(fixture);
const user = fixture.debugElement.children[1].componentInstance;
let r1, r2;
router.navigateByUrl('/user/victor').then(_ => r1 = _);
router.navigateByUrl('/user/fedor').then(_ => r2 = _);
advance(fixture);
expect(r1).toEqual(false); // returns false because it was canceled
expect(r2).toEqual(true); // returns true because it was successful
expect(fixture.debugElement.nativeElement).toHaveText('user fedor');
expect(user.recordedParams).toEqual([{name: 'init'}, {name: 'fedor'}]);
expectEvents(router, recordedEvents.slice(2), [
[NavigationStart, '/user/init'],
[RoutesRecognized, '/user/init'],
[NavigationEnd, '/user/init'],
[NavigationStart, '/user/victor'],
[NavigationStart, '/user/fedor'],
[NavigationCancel, '/user/victor'],
[RoutesRecognized, '/user/fedor'],
[NavigationEnd, '/user/fedor']
]);
})));
it("should handle failed navigations gracefully",
fakeAsync(inject([Router, TestComponentBuilder], (router, tcb:TestComponentBuilder) => {
router.resetConfig([
{ path: '/user/:name', component: UserCmp }
]);
const recordedEvents = [];
router.events.forEach(e => recordedEvents.push(e));
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
let e;
router.navigateByUrl('/invalid').catch(_ => e = _);
advance(fixture);
expect(e.message).toContain("Cannot match any routes");
router.navigateByUrl('/user/fedor');
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('user fedor');
expectEvents(router, recordedEvents.slice(2), [
[NavigationStart, '/invalid'],
[NavigationError, '/invalid'],
[NavigationStart, '/user/fedor'],
[RoutesRecognized, '/user/fedor'],
[NavigationEnd, '/user/fedor']
]);
})));
describe("router links", () => {
it("should support string router links",
fakeAsync(inject([Router, TestComponentBuilder], (router, tcb) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, children: [
{ path: 'link', component: StringLinkCmp },
{ path: 'simple', component: SimpleCmp }
] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/team/22/link');
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('team 22 { link, right: }');
const native = fixture.debugElement.nativeElement.querySelector("a");
expect(native.getAttribute("href")).toEqual("/team/33/simple");
native.click();
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('team 33 { simple, right: }');
})));
it("should support absolute router links",
fakeAsync(inject([Router, TestComponentBuilder], (router, tcb) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, children: [
{ path: 'link', component: AbsoluteLinkCmp },
{ path: 'simple', component: SimpleCmp }
] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/team/22/link');
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('team 22 { link, right: }');
const native = fixture.debugElement.nativeElement.querySelector("a");
expect(native.getAttribute("href")).toEqual("/team/33/simple");
native.click();
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('team 33 { simple, right: }');
})));
it("should support relative router links",
fakeAsync(inject([Router, TestComponentBuilder], (router, tcb) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, children: [
{ path: 'link', component: RelativeLinkCmp },
{ path: 'simple', component: SimpleCmp }
] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/team/22/link');
advance(fixture);
expect(fixture.debugElement.nativeElement)
.toHaveText('team 22 { link, right: }');
const native = fixture.debugElement.nativeElement.querySelector("a");
expect(native.getAttribute("href")).toEqual("/team/22/simple");
native.click();
advance(fixture);
expect(fixture.debugElement.nativeElement)
.toHaveText('team 22 { simple, right: }');
})));
it("should support top-level link",
fakeAsync(inject([Router, TestComponentBuilder], (router, tcb) => {
let fixture = tcb.createFakeAsync(AbsoluteLinkCmp);
advance(fixture);
expect(fixture.debugElement.nativeElement).toHaveText('link');
})));
it("should support query params and fragments",
fakeAsync(inject([Router, Location, TestComponentBuilder], (router, location, tcb) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, children: [
{ path: 'link', component: LinkWithQueryParamsAndFragment },
{ path: 'simple', component: SimpleCmp }
] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/team/22/link');
advance(fixture);
const native = fixture.debugElement.nativeElement.querySelector("a");
expect(native.getAttribute("href")).toEqual("/team/22/simple?q=1#f");
native.click();
advance(fixture);
expect(fixture.debugElement.nativeElement)
.toHaveText('team 22 { simple, right: }');
expect(location.path()).toEqual('/team/22/simple?q=1#f');
})));
});
describe("redirects", () => {
it("should work", fakeAsync(inject([Router, TestComponentBuilder, Location], (router, tcb, location) => {
router.resetConfig([
{ path: '/old/team/:id', redirectTo: 'team/:id' },
{ path: '/team/:id', component: TeamCmp }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('old/team/22');
advance(fixture);
expect(location.path()).toEqual('/team/22');
})));
});
describe("guards", () => {
describe("CanActivate", () => {
describe("should not activate a route when CanActivate returns false", () => {
beforeEachProviders(() => [
{provide: 'alwaysFalse', useValue: (a, b) => false}
]);
it('works',
fakeAsync(inject([Router, TestComponentBuilder, Location], (router, tcb, location) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, canActivate: ["alwaysFalse"] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/team/22');
advance(fixture);
expect(location.path()).toEqual('');
})));
});
describe("should activate a route when CanActivate returns true", () => {
beforeEachProviders(() => [
{provide: 'alwaysTrue', useValue: (a:ActivatedRouteSnapshot, s:RouterStateSnapshot) => true}
]);
it('works',
fakeAsync(inject([Router, TestComponentBuilder, Location], (router, tcb, location) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, canActivate: ["alwaysTrue"] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/team/22');
advance(fixture);
expect(location.path()).toEqual('/team/22');
})));
});
describe("should work when given a class", () => {
class AlwaysTrue implements CanActivate {
canActivate(route:ActivatedRouteSnapshot, state:RouterStateSnapshot):boolean {
return true;
}
}
beforeEachProviders(() => [AlwaysTrue]);
it('works',
fakeAsync(inject([Router, TestComponentBuilder, Location], (router, tcb, location) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, canActivate: [AlwaysTrue] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/team/22');
advance(fixture);
expect(location.path()).toEqual('/team/22');
})));
});
describe("should work when returns an observable", () => {
beforeEachProviders(() => [
{provide: 'CanActivate', useValue: (a:ActivatedRouteSnapshot, b:RouterStateSnapshot) => {
return of(false);
}}
]);
it('works',
fakeAsync(inject([Router, TestComponentBuilder, Location], (router, tcb, location) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, canActivate: ['CanActivate'] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/team/22');
advance(fixture);
expect(location.path()).toEqual('');
})));
});
});
describe("CanDeactivate", () => {
describe("should not deactivate a route when CanDeactivate returns false", () => {
beforeEachProviders(() => [
{provide: 'CanDeactivate', useValue: (c:TeamCmp, a:ActivatedRouteSnapshot, b:RouterStateSnapshot) => {
return c.route.snapshot.params['id'] === "22";
}}
]);
it('works',
fakeAsync(inject([Router, TestComponentBuilder, Location], (router, tcb, location) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, canDeactivate: ["CanDeactivate"] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/team/22');
advance(fixture);
expect(location.path()).toEqual('/team/22');
router.navigateByUrl('/team/33');
advance(fixture);
expect(location.path()).toEqual('/team/33');
router.navigateByUrl('/team/44');
advance(fixture);
expect(location.path()).toEqual('/team/33');
})));
});
describe("should work when given a class", () => {
class AlwaysTrue implements CanDeactivate<TeamCmp> {
canDeactivate(component: TeamCmp, route:ActivatedRouteSnapshot, state:RouterStateSnapshot):boolean {
return true;
}
}
beforeEachProviders(() => [AlwaysTrue]);
it('works',
fakeAsync(inject([Router, TestComponentBuilder, Location], (router, tcb, location) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, canDeactivate: [AlwaysTrue] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/team/22');
advance(fixture);
expect(location.path()).toEqual('/team/22');
router.navigateByUrl('/team/33');
advance(fixture);
expect(location.path()).toEqual('/team/33');
})));
});
});
describe("should work when returns an observable", () => {
beforeEachProviders(() => [
{provide: 'CanDeactivate', useValue: (c:TeamCmp, a:ActivatedRouteSnapshot, b:RouterStateSnapshot) => {
return of(false);
}}
]);
it('works',
fakeAsync(inject([Router, TestComponentBuilder, Location], (router, tcb, location) => {
router.resetConfig([
{ path: 'team/:id', component: TeamCmp, canDeactivate: ['CanDeactivate'] }
]);
const fixture = tcb.createFakeAsync(RootCmp);
advance(fixture);
router.navigateByUrl('/team/22');
advance(fixture);
expect(location.path()).toEqual('/team/22');
router.navigateByUrl('/team/33');
advance(fixture);
expect(location.path()).toEqual('/team/22');
})));
});
});
});
function expectEvents(router: Router, events:Event[], pairs: any[]) {
for (let i = 0; i < events.length; ++i) {
expect((<any>events[i].constructor).name).toBe(pairs[i][0].name);
expect(router.serializeUrl((<any>events[i]).url)).toBe(pairs[i][1]);
}
}
@Component({
selector: 'link-cmp',
template: `<a routerLink="/team/33/simple">link</a>`,
directives: ROUTER_DIRECTIVES
})
class StringLinkCmp {}
@Component({
selector: 'link-cmp',
template: `<a [routerLink]="['/team/33/simple']">link</a>`,
directives: ROUTER_DIRECTIVES
})
class AbsoluteLinkCmp {}
@Component({
selector: 'link-cmp',
template: `<a [routerLink]="['../simple']">link</a>`,
directives: ROUTER_DIRECTIVES
})
class RelativeLinkCmp {}
@Component({
selector: 'link-cmp',
template: `<a [routerLink]="['../simple']" [queryParams]="{q: '1'}" fragment="f">link</a>`,
directives: ROUTER_DIRECTIVES
})
class LinkWithQueryParamsAndFragment {}
@Component({
selector: 'simple-cmp',
template: `simple`,
directives: ROUTER_DIRECTIVES
})
class SimpleCmp {
}
@Component({
selector: 'team-cmp',
template: `team {{id | async}} { <router-outlet></router-outlet>, right: <router-outlet name="right"></router-outlet> }`,
directives: ROUTER_DIRECTIVES
})
class TeamCmp {
id: Observable<string>;
recordedParams: Params[] = [];
constructor(public route: ActivatedRoute) {
this.id = route.params.map(p => p['id']);
route.params.forEach(_ => this.recordedParams.push(_));
}
}
@Component({
selector: 'user-cmp',
template: `user {{name | async}}`,
directives: [ROUTER_DIRECTIVES]
})
class UserCmp {
name: Observable<string>;
recordedParams: Params[] = [];
constructor(route: ActivatedRoute) {
this.name = route.params.map(p => p['name']);
route.params.forEach(_ => this.recordedParams.push(_));
}
}
@Component({
selector: 'query-cmp',
template: `query: {{name | async}} fragment: {{fragment | async}}`,
directives: [ROUTER_DIRECTIVES]
})
class QueryParamsAndFragmentCmp {
name: Observable<string>;
fragment: Observable<string>;
constructor(router: Router) {
this.name = router.routerState.queryParams.map(p => p['name']);
this.fragment = router.routerState.fragment;
}
}
@Component({
selector: 'root-cmp',
template: `<router-outlet></router-outlet>`,
directives: [ROUTER_DIRECTIVES]
})
class RootCmp {}
function advance(fixture: ComponentFixture<any>): void {
tick();
fixture.detectChanges();
}