class DisplayTest

class DisplayTest extends WebDriverTestBase {
    use NodeCreationTrait;
    
    /**
     * {@inheritdoc}
     */
    public static $modules = [
        'block',
        'contextual',
        'node',
        'views',
        'views_ui',
        'views_test_config',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'classy';
    public static $testViews = [
        'test_content_ajax',
        'test_display',
    ];
    
    /**
     * {@inheritdoc}
     */
    public function setUp() {
        parent::setUp();
        ViewTestData::createTestViews(self::class, [
            'views_test_config',
        ]);
        $admin_user = $this->drupalCreateUser([
            'administer site configuration',
            'administer views',
            'administer nodes',
            'access content overview',
            'access contextual links',
        ]);
        // Disable automatic live preview to make the sequence of calls clearer.
        \Drupal::configFactory()->getEditable('views.settings')
            ->set('ui.always_live_preview', FALSE)
            ->save();
        $this->drupalLogin($admin_user);
    }
    
    /**
     * Tests adding a display.
     */
    public function testAddDisplay() {
        $this->drupalGet('admin/structure/views/view/test_content_ajax');
        $page = $this->getSession()
            ->getPage();
        $page->find('css', '#views-display-menu-tabs .add')
            ->click();
        // Wait for the animation to complete.
        $this->assertSession()
            ->assertWaitOnAjaxRequest();
        // Add the display.
        $page->find('css', '#edit-displays-top-add-display-block')
            ->click();
        $element = $page->findById('views-display-menu-tabs')
            ->findLink('Block');
        $this->assertNotEmpty($element);
    }
    
    /**
     * Tests contextual links on Views page displays.
     */
    public function testPageContextualLinks() {
        $view = View::load('test_display');
        $view->enable()
            ->save();
        $this->container
            ->get('router.builder')
            ->rebuildIfNeeded();
        // Create node so the view has content and the contextual area is higher
        // than 0 pixels.
        $this->drupalCreateContentType([
            'type' => 'page',
        ]);
        $this->createNode();
        // When no "main content" block is placed, we find a contextual link
        // placeholder for editing just the view.
        $this->drupalGet('test-display');
        $page = $this->getSession()
            ->getPage();
        $this->assertSession()
            ->assertWaitOnAjaxRequest();
        $selector = '.view-test-display';
        $this->toggleContextualTriggerVisibility($selector);
        $element = $this->getSession()
            ->getPage()
            ->find('css', $selector);
        $element->find('css', '.contextual button')
            ->press();
        $contextual_container_id = 'entity.view.edit_form:view=test_display:location=page&name=test_display&display_id=page_1&langcode=en';
        $contextual_container = $page->find('css', '[data-contextual-id="' . $contextual_container_id . '"]');
        $this->assertNotEmpty($contextual_container);
        $edit_link = $contextual_container->findLink('Edit view');
        $this->assertNotEmpty($edit_link);
        // When a "main content" is placed, we still find a contextual link
        // placeholder for editing just the view (not the main content block).
        // @see system_block_view_system_main_block_alter()
        $this->drupalPlaceBlock('system_main_block', [
            'id' => 'main_content',
        ]);
        $contextual_container = $page->find('css', '[data-contextual-id="' . $contextual_container_id . '"]');
        $this->assertNotEmpty($contextual_container);
    }
    
    /**
     * Toggles the visibility of a contextual trigger.
     *
     * @param string $selector
     *   The selector for the element that contains the contextual Rink.
     */
    protected function toggleContextualTriggerVisibility($selector) {
        // Hovering over the element itself with should be enough, but does not
        // work. Manually remove the visually-hidden class.
        $this->getSession()
            ->executeScript("jQuery('{$selector} .contextual .trigger').toggleClass('visually-hidden');");
    }
    
    /**
     * Confirms that form_alter is triggered after ajax rebuilds.
     */
    public function testAjaxRebuild() {
        \Drupal::service('theme_installer')->install([
            'views_test_classy_subtheme',
        ]);
        $this->config('system.theme')
            ->set('default', 'views_test_classy_subtheme')
            ->save();
        $page = $this->getSession()
            ->getPage();
        $assert_session = $this->assertSession();
        $this->drupalGet('admin/structure/views/view/content');
        $assert_session->pageTextContains('This is text added to the display tabs at the top');
        $assert_session->pageTextContains('This is text added to the display edit form');
        $page->clickLink('Content: Title (Title)');
        $assert_session->waitForElementVisible('css', '.views-ui-dialog');
        $page->fillField('Label', 'New Title');
        $page->find('css', '.ui-dialog-buttonset button:contains("Apply")')
            ->press();
        $assert_session->waitForElementRemoved('css', '.views-ui-dialog');
        $assert_session->pageTextContains('This is text added to the display tabs at the top');
        $assert_session->pageTextContains('This is text added to the display edit form');
    }

}