src/app/common/testing/router-stubs.ts

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
import {BehaviorSubject} from 'rxjs/BehaviorSubject';
import {NavigationExtras, Params} from '@angular/router';
import {Component, Directive, Injectable, Input} from '@angular/core';

@Directive({
  // tslint:disable-next-line:directive-selector
  selector: '[routerLink]',
  // tslint:disable-next-line:use-host-property-decorator
  host: {
    '(click)': 'onClick()'
  }
})
export class RouterLinkStubDirective {
  // tslint:disable-next-line:no-input-rename
  @Input('routerLink') linkParams: any;
  navigatedTo: any = null;

  onClick() {
    this.navigatedTo = this.linkParams;
  }
}


@Component({
  // tslint:disable-next-line:component-selector
  selector: 'router-outlet',
  template: ''
})
export class RouterOutletStubComponent { }

@Injectable()
export class RouterStub {
  navigate(commands: any[], extras?: NavigationExtras) { }
}

@Injectable()
export class ActivatedRouteStub {

  // ActivatedRoute.paramMap is Observable
  private subject = new BehaviorSubject(this.testParams);

  params = this.subject.asObservable();

  // Test parameters
  private _testParams: Params;

  get testParams() { return this._testParams; }

  set testParams(params: {}) {
    this._testParams = params;
    this.subject.next(this._testParams);
  }

  // ActivatedRoute.snapshot.paramMap
  get snapshot() {
    return { params: this.testParams };
  }
}