117 lines
3.7 KiB
TypeScript
117 lines
3.7 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 {CommonModule, Location, LocationStrategy, PathLocationStrategy, PlatformLocation} from '@angular/common';
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import {MockPlatformLocation} from '@angular/common/testing';
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import {inject, TestBed} from '@angular/core/testing';
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const baseUrl = '/base';
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describe('Location Class', () => {
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describe('stripTrailingSlash', () => {
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it('should strip single character slash', () => {
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const input = '/';
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expect(Location.stripTrailingSlash(input)).toBe('');
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});
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it('should normalize strip a trailing slash', () => {
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const input = baseUrl + '/';
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expect(Location.stripTrailingSlash(input)).toBe(baseUrl);
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});
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it('should ignore query params when stripping a slash', () => {
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const input = baseUrl + '/?param=1';
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expect(Location.stripTrailingSlash(input)).toBe(baseUrl + '?param=1');
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});
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it('should not remove slashes inside query params', () => {
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const input = baseUrl + '?test/?=3';
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expect(Location.stripTrailingSlash(input)).toBe(input);
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});
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it('should not remove slashes after a pound sign', () => {
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const input = baseUrl + '#test/?=3';
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expect(Location.stripTrailingSlash(input)).toBe(input);
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});
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});
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describe('location.getState()', () => {
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beforeEach(() => {
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TestBed.configureTestingModule({
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imports: [CommonModule],
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providers: [
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{provide: LocationStrategy, useClass: PathLocationStrategy},
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{
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provide: PlatformLocation,
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useFactory: () => {
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return new MockPlatformLocation();
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}
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},
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{provide: Location, useClass: Location, deps: [LocationStrategy, PlatformLocation]},
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]
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});
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});
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it('should get the state object', inject([Location], (location: Location) => {
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expect(location.getState()).toBe(null);
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location.go('/test', '', {foo: 'bar'});
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expect(location.getState()).toEqual({foo: 'bar'});
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}));
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it('should work after using back button', inject([Location], (location: Location) => {
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expect(location.getState()).toBe(null);
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location.go('/test1', '', {url: 'test1'});
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location.go('/test2', '', {url: 'test2'});
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expect(location.getState()).toEqual({url: 'test2'});
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location.back();
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expect(location.getState()).toEqual({url: 'test1'});
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}));
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});
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describe('location.onUrlChange()', () => {
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beforeEach(() => {
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TestBed.configureTestingModule({
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imports: [CommonModule],
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providers: [
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{provide: LocationStrategy, useClass: PathLocationStrategy},
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{
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provide: PlatformLocation,
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useFactory: () => {
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return new MockPlatformLocation();
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}
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},
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{provide: Location, useClass: Location, deps: [LocationStrategy, PlatformLocation]},
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]
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});
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});
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it('should have onUrlChange method', inject([Location], (location: Location) => {
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expect(typeof location.onUrlChange).toBe('function');
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}));
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it('should add registered functions to urlChangeListeners',
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inject([Location], (location: Location) => {
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function changeListener(url: string, state: unknown) {
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return undefined;
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}
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expect((location as any)._urlChangeListeners.length).toBe(0);
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location.onUrlChange(changeListener);
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expect((location as any)._urlChangeListeners.length).toBe(1);
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expect((location as any)._urlChangeListeners[0]).toEqual(changeListener);
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}));
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});
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}); |