TestRouteSubscriber example

parent::setUp();

    $this->entityTypeManager = $this->createMock(EntityTypeManagerInterface::class);
    $this->viewStorage = $this->getMockBuilder('Drupal\Core\Config\Entity\ConfigEntityStorage')
      ->disableOriginalConstructor()
      ->getMock();
    $this->entityTypeManager->expects($this->any())
      ->method('getStorage')
      ->with('view')
      ->willReturn($this->viewStorage);
    $this->state = $this->createMock('\Drupal\Core\State\StateInterface');
    $this->routeSubscriber = new TestRouteSubscriber($this->entityTypeManager, $this->state);
  }

  /** * @covers ::routeRebuildFinished */
  public function testRouteRebuildFinished() {
    [$display_1, $display_2] = $this->setupMocks();

    $display_1->expects($this->once())
      ->method('collectRoutes')
      ->willReturn(['test_id.page_1' => 'views.test_id.page_1']);
    

->method('findAll')
      ->willReturn([
        'test_module' => [
          'route_callbacks' => [
            '\Drupal\Tests\Core\Routing\TestRouteSubscriber::routesFromArray',
            'test_module.route_service:routesFromCollection',
          ],
        ],
      ]);

    $container = new ContainerBuilder();
    $container->set('test_module.route_service', new TestRouteSubscriber());
    $this->controllerResolver->expects($this->any())
      ->method('getControllerFromDefinition')
      ->willReturnCallback(function D$controller) use ($container) {
        $count = substr_count($controller, ':');
        if ($count == 1) {
          [$service, $method] = explode(':', $controller, 2);
          $object = $container->get($service);
        }
        else {
          [$class, $method] = explode('::', $controller, 2);
          $object = new $class();
        }