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

256 lines
8.9 KiB
TypeScript

import {DefaultUrlSerializer} from '../src/url_serializer';
import {UrlTree} from '../src/url_tree';
import {createEmptyState, Params, ActivatedRoute, PRIMARY_OUTLET} from '../src/router_state';
import {recognize} from '../src/recognize';
describe('recognize', () => {
const empty = () => createEmptyState(RootComponent);
const fakeComponentResolver = {
resolveComponent(componentType:any):Promise<any> { return Promise.resolve({componentType}); },
clearCache() {}
};
it('should work', (done) => {
recognize(fakeComponentResolver, [
{
name: 'a',
path: 'a', component: ComponentA
}
], tree("a"), empty()).then(s => {
checkActivatedRoute(s.root, "", {}, RootComponent);
checkActivatedRoute(s.firstChild(s.root), "a", {}, ComponentA);
done();
});
});
it('should handle position args', (done) => {
recognize(fakeComponentResolver, [
{
name: 'a',
path: 'a/:id', component: ComponentA, children: [
{ name: 'b', path: 'b/:id', component: ComponentB}
]
}
], tree("a/paramA/b/paramB"), empty()).then(s => {
checkActivatedRoute(s.root, "", {}, RootComponent);
checkActivatedRoute(s.firstChild(s.root), "a/paramA", {id: 'paramA'}, ComponentA);
checkActivatedRoute(s.firstChild(<any>s.firstChild(s.root)), "b/paramB", {id: 'paramB'}, ComponentB);
done();
});
});
it('should reuse activated routes', (done) => {
const config = [{name: 'a', path: 'a/:id', component: ComponentA}];
recognize(fakeComponentResolver, config, tree("a/paramA"), empty()).then(s => {
const n1 = s.firstChild(s.root);
const recorded = [];
n1!.params.forEach(r => recorded.push(r));
recognize(fakeComponentResolver, config, tree("a/paramB"), s).then(s2 => {
const n2 = s2.firstChild(s2.root);
expect(n1).toBe(n2);
expect(recorded).toEqual([{id: 'paramA'}, {id: 'paramB'}]);
done();
});
});
});
it('should support secondary routes', (done) => {
recognize(fakeComponentResolver, [
{ name: 'a', path: 'a', component: ComponentA },
{ name: 'b', path: 'b', component: ComponentB, outlet: 'left' },
{ name: 'c', path: 'c', component: ComponentC, outlet: 'right' }
], tree("a(b//c)"), empty()).then(s => {
const c = s.children(s.root);
checkActivatedRoute(c[0], "a", {}, ComponentA);
checkActivatedRoute(c[1], "b", {}, ComponentB, 'left');
checkActivatedRoute(c[2], "c", {}, ComponentC, 'right');
done();
});
});
it('should handle nested secondary routes', (done) => {
recognize(fakeComponentResolver, [
{ name: 'a', path: 'a', component: ComponentA },
{ name: 'b', path: 'b', component: ComponentB, outlet: 'left' },
{ name: 'c', path: 'c', component: ComponentC, outlet: 'right' }
], tree("a(b(c))"), empty()).then(s => {
const c = s.children(s.root);
checkActivatedRoute(c[0], "a", {}, ComponentA);
checkActivatedRoute(c[1], "b", {}, ComponentB, 'left');
checkActivatedRoute(c[2], "c", {}, ComponentC, 'right');
done();
});
});
it('should handle non top-level secondary routes', (done) => {
recognize(fakeComponentResolver, [
{ name: 'a', path: 'a', component: ComponentA, children: [
{ name: 'b', path: 'b', component: ComponentB },
{ name: 'c', path: 'c', component: ComponentC, outlet: 'left' }
] },
], tree("a/b(c))"), empty()).then(s => {
const c = s.children(<any>s.firstChild(s.root));
checkActivatedRoute(c[0], "b", {}, ComponentB, PRIMARY_OUTLET);
checkActivatedRoute(c[1], "c", {}, ComponentC, 'left');
done();
});
});
it('should support matrix parameters', (done) => {
recognize(fakeComponentResolver, [
{
name: 'a',
path: 'a', component: ComponentA, children: [
{ name: 'b', path: 'b', component: ComponentB },
{ name: 'c', path: 'c', component: ComponentC, outlet: 'left' }
]
}
], tree("a;a1=11;a2=22/b;b1=111;b2=222(c;c1=1111;c2=2222)"), empty()).then(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');
done();
});
});
describe("index", () => {
it("should support index routes", (done) => {
recognize(fakeComponentResolver, [
{
name: 'a', index: true, component: ComponentA
}
], tree(""), empty()).then(s => {
checkActivatedRoute(s.firstChild(s.root), "a", {}, ComponentA);
done();
});
});
it("should support index routes with children", (done) => {
recognize(fakeComponentResolver, [
{
name: 'a', index: true, component: ComponentA, children: [
{ name: 'b', index: true, component: ComponentB, children: [
{name: 'c', path: 'c/:id', component: ComponentC}
]
}
]
}
], tree("c/10"), empty()).then(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);
done();
});
});
});
describe("wildcards", () => {
it("should support simple wildcards", (done) => {
recognize(fakeComponentResolver, [
{
name: 'a', path: '**', component: ComponentA
}
], tree("a/b/c/d;a1=11"), empty()).then(s => {
checkActivatedRoute(s.firstChild(s.root), "a/b/c/d", {a1:'11'}, ComponentA);
done();
});
});
});
describe("query parameters", () => {
it("should support query params", (done) => {
const config = [{name: 'a', path: 'a', component: ComponentA}];
recognize(fakeComponentResolver, config, tree("a?q=11"), empty()).then(s => {
const q1 = s.queryParams;
const recorded = [];
q1!.forEach(r => recorded.push(r));
recognize(fakeComponentResolver, config, tree("a?q=22"), s).then(s2 => {
const q2 = s2.queryParams;
expect(q1).toBe(q2);
expect(recorded).toEqual([{q: '11'}, {q: '22'}]);
done();
});
});
});
});
describe("fragment", () => {
it("should support fragment", (done) => {
const config = [{name: 'a', path: 'a', component: ComponentA}];
recognize(fakeComponentResolver, config, tree("a#f1"), empty()).then(s => {
const f1 = s.fragment;
const recorded = [];
f1!.forEach(r => recorded.push(r));
recognize(fakeComponentResolver, config, tree("a#f2"), s).then(s2 => {
const f2 = s2.fragment;
expect(f1).toBe(f2);
expect(recorded).toEqual(["f1", "f2"]);
done();
});
});
});
});
describe("error handling", () => {
it('should error when two routes with the same outlet name got matched', (done) => {
recognize(fakeComponentResolver, [
{ name: 'a', path: 'a', component: ComponentA },
{ name: 'b', path: 'b', component: ComponentB, outlet: 'aux' },
{ name: 'c', path: 'c', component: ComponentC, outlet: 'aux' }
], tree("a(b//c)"), empty()).catch(s => {
expect(s.toString()).toContain("Two segments cannot have the same outlet name: 'b' and 'c'.");
done();
});
});
it("should error when no matching routes", (done) => {
recognize(fakeComponentResolver, [
{ name: 'a', path: 'a', component: ComponentA }
], tree("invalid"), empty()).catch(s => {
expect(s.toString()).toContain("Cannot match any routes");
done();
});
});
it("should error when no matching routes (too short)", (done) => {
recognize(fakeComponentResolver, [
{ name: 'a', path: 'a/:id', component: ComponentA }
], tree("a"), empty()).catch(s => {
expect(s.toString()).toContain("Cannot match any routes");
done();
});
});
});
});
function checkActivatedRoute(actual: ActivatedRoute | null, url: string, params: Params, cmp: Function, outlet: string = PRIMARY_OUTLET):void {
if (actual === null) {
expect(actual).toBeDefined();
} else {
let actualUrl;
actual.urlSegments.forEach(segments => actualUrl = segments.map(s => s.path).join("/"));
expect(actualUrl).toEqual(url);
let actualParams;
actual.params.forEach(s => actualParams = s);
expect(actualParams).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 {}