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

253 lines
9.2 KiB
TypeScript

import {DefaultUrlSerializer} from '../src/url_serializer';
import {UrlTree} from '../src/url_tree';
import {Params, PRIMARY_OUTLET} from '../src/shared';
import {ActivatedRouteSnapshot} from '../src/router_state';
import {recognize} from '../src/recognize';
describe('recognize', () => {
it('should work', (done) => {
recognize(RootComponent, [
{
path: 'a', component: ComponentA
}
], tree("a")).forEach(s => {
checkActivatedRoute(s.root, "", {}, RootComponent);
checkActivatedRoute(s.firstChild(s.root), "a", {}, ComponentA);
done();
});
});
it('should support secondary routes', () => {
recognize(RootComponent, [
{ path: 'a', component: ComponentA },
{ path: 'b', component: ComponentB, outlet: 'left' },
{ path: 'c', component: ComponentC, outlet: 'right' }
], tree("a(left:b//right:c)")).forEach(s => {
const c = s.children(s.root);
checkActivatedRoute(c[0], "a", {}, ComponentA);
checkActivatedRoute(c[1], "b", {}, ComponentB, 'left');
checkActivatedRoute(c[2], "c", {}, ComponentC, 'right');
});
});
it('should match routes in the depth first order', () => {
recognize(RootComponent, [
{path: 'a', component: ComponentA, children: [{path: ':id', component: ComponentB}]},
{path: 'a/:id', component: ComponentC}
], tree("a/paramA")).forEach(s => {
checkActivatedRoute(s.root, "", {}, RootComponent);
checkActivatedRoute(s.firstChild(s.root), "a", {}, ComponentA);
checkActivatedRoute(s.firstChild(<any>s.firstChild(s.root)), "paramA", {id: 'paramA'}, ComponentB);
});
recognize(RootComponent, [
{path: 'a', component: ComponentA},
{path: 'a/:id', component: ComponentC}
], tree("a/paramA")).forEach(s => {
checkActivatedRoute(s.root, "", {}, RootComponent);
checkActivatedRoute(s.firstChild(s.root), "a/paramA", {id: 'paramA'}, ComponentC);
});
});
it('should use outlet name when matching secondary routes', () => {
recognize(RootComponent, [
{ path: 'a', component: ComponentA },
{ path: 'b', component: ComponentB, outlet: 'left' },
{ path: 'b', component: ComponentC, outlet: 'right' }
], tree("a(right:b)")).forEach(s => {
const c = s.children(s.root);
checkActivatedRoute(c[0], "a", {}, ComponentA);
checkActivatedRoute(c[1], "b", {}, ComponentC, 'right');
});
});
it('should handle nested secondary routes', () => {
recognize(RootComponent, [
{ path: 'a', component: ComponentA },
{ path: 'b', component: ComponentB, outlet: 'left' },
{ path: 'c', component: ComponentC, outlet: 'right' }
], tree("a(left:b(right:c))")).forEach(s => {
const c = s.children(s.root);
checkActivatedRoute(c[0], "a", {}, ComponentA);
checkActivatedRoute(c[1], "b", {}, ComponentB, 'left');
checkActivatedRoute(c[2], "c", {}, ComponentC, 'right');
});
});
it('should handle non top-level secondary routes', () => {
recognize(RootComponent, [
{ path: 'a', component: ComponentA, children: [
{ path: 'b', component: ComponentB },
{ path: 'c', component: ComponentC, outlet: 'left' }
] },
], tree("a/b(left:c))")).forEach(s => {
const c = s.children(<any>s.firstChild(s.root));
checkActivatedRoute(c[0], "b", {}, ComponentB, PRIMARY_OUTLET);
checkActivatedRoute(c[1], "c", {}, ComponentC, 'left');
});
});
it('should sort routes by outlet name', () => {
recognize(RootComponent, [
{ path: 'a', component: ComponentA },
{ path: 'c', component: ComponentC, outlet: 'c' },
{ path: 'b', component: ComponentB, outlet: 'b' }
], tree("a(c:c//b:b)")).forEach(s => {
const c = s.children(s.root);
checkActivatedRoute(c[0], "a", {}, ComponentA);
checkActivatedRoute(c[1], "b", {}, ComponentB, 'b');
checkActivatedRoute(c[2], "c", {}, ComponentC, 'c');
});
});
it('should support matrix parameters', () => {
recognize(RootComponent, [
{
path: 'a', component: ComponentA, children: [
{ path: 'b', component: ComponentB },
{ path: 'c', component: ComponentC, outlet: 'left' }
]
}
], tree("a;a1=11;a2=22/b;b1=111;b2=222(left:c;c1=1111;c2=2222)")).forEach(s => {
checkActivatedRoute(s.firstChild(s.root), "a", {a1: '11', a2: '22'}, ComponentA);
const c = s.children(<any>s.firstChild(s.root));
checkActivatedRoute(c[0], "b", {b1: '111', b2: '222'}, ComponentB);
checkActivatedRoute(c[1], "c", {c1: '1111', c2: '2222'}, ComponentC, 'left');
});
});
describe("index", () => {
it("should support root index routes", () => {
recognize(RootComponent, [
{index: true, component: ComponentA}
], tree("")).forEach(s => {
checkActivatedRoute(s.firstChild(s.root), "", {}, ComponentA);
});
});
it("should support nested root index routes", () => {
recognize(RootComponent, [
{index: true, component: ComponentA, children: [{index: true, component: ComponentB}]}
], tree("")).forEach(s => {
checkActivatedRoute(s.firstChild(s.root), "", {}, ComponentA);
checkActivatedRoute(s.firstChild(<any>s.firstChild(s.root)), "", {}, ComponentB);
});
});
it("should support index routes", () => {
recognize(RootComponent, [
{path: 'a', component: ComponentA, children: [
{index: true, component: ComponentB}
]}
], tree("a")).forEach(s => {
checkActivatedRoute(s.firstChild(s.root), "a", {}, ComponentA);
checkActivatedRoute(s.firstChild(<any>s.firstChild(s.root)), "", {}, ComponentB);
});
});
it("should support index routes with children", () => {
recognize(RootComponent, [
{
index: true, component: ComponentA, children: [
{ index: true, component: ComponentB, children: [
{path: 'c/:id', component: ComponentC}
]
}
]
}
], tree("c/10")).forEach(s => {
checkActivatedRoute(s.firstChild(s.root), "", {}, ComponentA);
checkActivatedRoute(s.firstChild(<any>s.firstChild(s.root)), "", {}, ComponentB);
checkActivatedRoute(
s.firstChild(<any>s.firstChild(<any>s.firstChild(s.root))), "c/10", {id: '10'}, ComponentC);
});
});
it("should pass parameters to every nested index route (case with non-index route)", () => {
recognize(RootComponent, [
{path: 'a', component: ComponentA, children: [{index: true, component: ComponentB}]}
], tree("/a;a=1")).forEach(s => {
checkActivatedRoute(s.firstChild(s.root), "a", {a: '1'}, ComponentA);
checkActivatedRoute(s.firstChild(<any>s.firstChild(s.root)), "", {a: '1'}, ComponentB);
});
});
});
describe("wildcards", () => {
it("should support simple wildcards", () => {
recognize(RootComponent, [
{path: '**', component: ComponentA}
], tree("a/b/c/d;a1=11")).forEach(s => {
checkActivatedRoute(s.firstChild(s.root), "a/b/c/d", {a1:'11'}, ComponentA);
});
});
});
describe("query parameters", () => {
it("should support query params", () => {
const config = [{path: 'a', component: ComponentA}];
recognize(RootComponent, config, tree("a?q=11")).forEach(s => {
expect(s.queryParams).toEqual({q: '11'});
});
});
});
describe("fragment", () => {
it("should support fragment", () => {
const config = [{path: 'a', component: ComponentA}];
recognize(RootComponent, config, tree("a#f1")).forEach(s => {
expect(s.fragment).toEqual("f1");
});
});
});
describe("error handling", () => {
it('should error when two routes with the same outlet name got matched', () => {
recognize(RootComponent, [
{ path: 'a', component: ComponentA },
{ path: 'b', component: ComponentB, outlet: 'aux' },
{ path: 'c', component: ComponentC, outlet: 'aux' }
], tree("a(aux:b//aux:c)")).subscribe((_) => {}, s => {
expect(s.toString()).toContain("Two segments cannot have the same outlet name: 'aux:b' and 'aux:c'.");
});
});
it("should error when no matching routes", () => {
recognize(RootComponent, [
{ path: 'a', component: ComponentA }
], tree("invalid")).subscribe((_) => {}, s => {
expect(s.toString()).toContain("Cannot match any routes");
});
});
it("should error when no matching routes (too short)", () => {
recognize(RootComponent, [
{ path: 'a/:id', component: ComponentA }
], tree("a")).subscribe((_) => {}, s => {
expect(s.toString()).toContain("Cannot match any routes");
});
});
});
});
function checkActivatedRoute(actual: ActivatedRouteSnapshot | null, url: string, params: Params, cmp: Function, outlet: string = PRIMARY_OUTLET):void {
if (actual === null) {
expect(actual).not.toBeNull();
} else {
expect(actual.urlSegments.map(s => s.path).join("/")).toEqual(url);
expect(actual.params).toEqual(params);
expect(actual.component).toBe(cmp);
expect(actual.outlet).toEqual(outlet);
}
}
function tree(url: string): UrlTree {
return new DefaultUrlSerializer().parse(url);
}
class RootComponent {}
class ComponentA {}
class ComponentB {}
class ComponentC {}