drupalLogin($this->drupalCreateUser(['administer contact forms'])); // Ensure the elements render without notices or exceptions. $this->drupalGet('ajax-test/dialog'); // Set up variables for this test. $dialog_renderable = AjaxTestController::dialogContents(); $dialog_contents = \Drupal::service('renderer')->renderRoot($dialog_renderable); $off_canvas_expected_response = [ 'command' => 'openDialog', 'selector' => '#drupal-off-canvas', 'settings' => NULL, 'data' => $dialog_contents, 'dialogOptions' => [ 'title' => 'AJAX Dialog & contents', 'modal' => FALSE, 'autoResize' => FALSE, 'resizable' => 'w', 'draggable' => FALSE, 'drupalAutoButtons' => FALSE, 'buttons' => [], 'width' => 300, ], 'effect' => 'fade', 'speed' => 1000, ]; // Emulate going to the JS version of the page and check the JSON response. $ajax_result = $this->drupalGetAjax('ajax-test/dialog-contents', ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_dialog_off_canvas']]); $this->assertEqual($off_canvas_expected_response, $ajax_result[3], 'off-canvas dialog JSON response matches.'); } }