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

225 lines
8.5 KiB
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {BehaviorSubject} from 'rxjs/BehaviorSubject';
import {createUrlTree} from '../src/create_url_tree';
import {ActivatedRoute, ActivatedRouteSnapshot, advanceActivatedRoute} from '../src/router_state';
import {PRIMARY_OUTLET, Params} from '../src/shared';
import {DefaultUrlSerializer, UrlPathWithParams, UrlSegment, UrlTree} from '../src/url_tree';
describe('createUrlTree', () => {
const serializer = new DefaultUrlSerializer();
it('should navigate to the root', () => {
const p = serializer.parse('/');
const t = createRoot(p, ['/']);
expect(serializer.serialize(t)).toEqual('/');
});
it('should error when navigating to the root segment with params', () => {
const p = serializer.parse('/');
expect(() => createRoot(p, ['/', {p: 11}]))
.toThrowError(/Root segment cannot have matrix parameters/);
});
it('should support nested segments', () => {
const p = serializer.parse('/a/b');
const t = createRoot(p, ['/one', 11, 'two', 22]);
expect(serializer.serialize(t)).toEqual('/one/11/two/22');
});
it('should stringify positional parameters', () => {
const p = serializer.parse('/a/b');
const t = createRoot(p, ['/one', 11]);
const params = t.root.children[PRIMARY_OUTLET].pathsWithParams;
expect(params[0].path).toEqual('one');
expect(params[1].path).toEqual('11');
});
it('should preserve secondary segments', () => {
const p = serializer.parse('/a/11/b(right:c)');
const t = createRoot(p, ['/a', 11, 'd']);
expect(serializer.serialize(t)).toEqual('/a/11/d(right:c)');
});
it('should support updating secondary segments', () => {
const p = serializer.parse('/a(right:b)');
const t = createRoot(p, [{outlets: {right: ['c', 11, 'd']}}]);
expect(serializer.serialize(t)).toEqual('/a(right:c/11/d)');
});
it('should support updating secondary segments (nested case)', () => {
const p = serializer.parse('/a/(b//right:c)');
const t = createRoot(p, ['a', {outlets: {right: ['d', 11, 'e']}}]);
expect(serializer.serialize(t)).toEqual('/a/(b//right:d/11/e)');
});
it('should support updating using a string', () => {
const p = serializer.parse('/a(right:b)');
const t = createRoot(p, [{outlets: {right: 'c/11/d'}}]);
expect(serializer.serialize(t)).toEqual('/a(right:c/11/d)');
});
it('should support updating primary and secondary segments at once', () => {
const p = serializer.parse('/a(right:b)');
const t = createRoot(p, [{outlets: {'': 'y/z', right: 'c/11/d'}}]);
expect(serializer.serialize(t)).toEqual('/y/z(right:c/11/d)');
});
it('should support removing primary segment', () => {
const p = serializer.parse('/a/(b//right:c)');
const t = createRoot(p, ['a', {outlets: {'': null, right: 'd'}}]);
expect(serializer.serialize(t)).toEqual('/a/(right:d)');
});
it('should support removing secondary segments', () => {
const p = serializer.parse('/a(right:b)');
const t = createRoot(p, [{outlets: {right: null}}]);
expect(serializer.serialize(t)).toEqual('/a');
});
it('should update matrix parameters', () => {
const p = serializer.parse('/a;pp=11');
const t = createRoot(p, ['/a', {pp: 22, dd: 33}]);
expect(serializer.serialize(t)).toEqual('/a;pp=22;dd=33');
});
it('should create matrix parameters', () => {
const p = serializer.parse('/a');
const t = createRoot(p, ['/a', {pp: 22, dd: 33}]);
expect(serializer.serialize(t)).toEqual('/a;pp=22;dd=33');
});
it('should create matrix parameters together with other segments', () => {
const p = serializer.parse('/a');
const t = createRoot(p, ['/a', '/b', {aa: 22, bb: 33}]);
expect(serializer.serialize(t)).toEqual('/a/b;aa=22;bb=33');
});
describe('relative navigation', () => {
it('should work', () => {
const p = serializer.parse('/a/(c//left:cp)(left:ap)');
const t = create(p.root.children[PRIMARY_OUTLET], 0, p, ['c2']);
expect(serializer.serialize(t)).toEqual('/a/(c2//left:cp)(left:ap)');
});
it('should work when the first command starts with a ./', () => {
const p = serializer.parse('/a/(c//left:cp)(left:ap)');
const t = create(p.root.children[PRIMARY_OUTLET], 0, p, ['./c2']);
expect(serializer.serialize(t)).toEqual('/a/(c2//left:cp)(left:ap)');
});
it('should work when the first command is ./)', () => {
const p = serializer.parse('/a/(c//left:cp)(left:ap)');
const t = create(p.root.children[PRIMARY_OUTLET], 0, p, ['./', 'c2']);
expect(serializer.serialize(t)).toEqual('/a/(c2//left:cp)(left:ap)');
});
it('should work when given params', () => {
const p = serializer.parse('/a/(c//left:cp)(left:ap)');
const t = create(p.root.children[PRIMARY_OUTLET], 0, p, [{'x': 99}]);
expect(serializer.serialize(t)).toEqual('/a/(c;x=99//left:cp)(left:ap)');
});
it('should work when index > 0', () => {
const p = serializer.parse('/a/c');
const t = create(p.root.children[PRIMARY_OUTLET], 1, p, ['c2']);
expect(serializer.serialize(t)).toEqual('/a/c/c2');
});
it('should support going to a parent (within a segment)', () => {
const p = serializer.parse('/a/c');
const t = create(p.root.children[PRIMARY_OUTLET], 1, p, ['../c2']);
expect(serializer.serialize(t)).toEqual('/a/c2');
});
it('should support setting matrix params', () => {
const p = serializer.parse('/a/(c//left:cp)(left:ap)');
const t = create(p.root.children[PRIMARY_OUTLET], 0, p, ['../', {x: 5}]);
expect(serializer.serialize(t)).toEqual('/a;x=5(left:ap)');
});
xit('should support going to a parent (across segments)', () => {
const p = serializer.parse('/q/(a/(c//left:cp)//left:qp)(left:ap)');
const t =
create(p.root.children[PRIMARY_OUTLET].children[PRIMARY_OUTLET], 0, p, ['../../q2']);
expect(serializer.serialize(t)).toEqual('/q2(left:ap)');
});
it('should navigate to the root', () => {
const p = serializer.parse('/a/c');
const t = create(p.root.children[PRIMARY_OUTLET], 0, p, ['../']);
expect(serializer.serialize(t)).toEqual('/');
});
it('should work with ../ when absolute url', () => {
const p = serializer.parse('/a/c');
const t = create(p.root.children[PRIMARY_OUTLET], 1, p, ['../', 'c2']);
expect(serializer.serialize(t)).toEqual('/a/c2');
});
it('should work with position = -1', () => {
const p = serializer.parse('/');
const t = create(p.root, -1, p, ['11']);
expect(serializer.serialize(t)).toEqual('/11');
});
it('should throw when too many ..', () => {
const p = serializer.parse('/a/(c//left:cp)(left:ap)');
expect(() => create(p.root.children[PRIMARY_OUTLET], 0, p, ['../../']))
.toThrowError('Invalid number of \'../\'');
});
});
it('should set query params', () => {
const p = serializer.parse('/');
const t = createRoot(p, [], {a: 'hey'});
expect(t.queryParams).toEqual({a: 'hey'});
});
it('should stringify query params', () => {
const p = serializer.parse('/');
const t = createRoot(p, [], <any>{a: 1});
expect(t.queryParams).toEqual({a: '1'});
});
it('should set fragment', () => {
const p = serializer.parse('/');
const t = createRoot(p, [], {}, 'fragment');
expect(t.fragment).toEqual('fragment');
});
});
function createRoot(tree: UrlTree, commands: any[], queryParams?: Params, fragment?: string) {
const s = new ActivatedRouteSnapshot(
[], <any>{}, <any>{}, PRIMARY_OUTLET, 'someComponent', null, tree.root, -1, <any>null);
const a = new ActivatedRoute(
new BehaviorSubject(null), new BehaviorSubject(null), new BehaviorSubject(null),
PRIMARY_OUTLET, 'someComponent', s);
advanceActivatedRoute(a);
return createUrlTree(a, tree, commands, queryParams, fragment);
}
function create(
segment: UrlSegment, startIndex: number, tree: UrlTree, commands: any[], queryParams?: Params,
fragment?: string) {
if (!segment) {
expect(segment).toBeDefined();
}
const s = new ActivatedRouteSnapshot(
[], <any>{}, <any>{}, PRIMARY_OUTLET, 'someComponent', null, <any>segment, startIndex,
<any>null);
const a = new ActivatedRoute(
new BehaviorSubject(null), new BehaviorSubject(null), new BehaviorSubject(null),
PRIMARY_OUTLET, 'someComponent', s);
advanceActivatedRoute(a);
return createUrlTree(a, tree, commands, queryParams, fragment);
}