NavigationTopBarTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\navigation\Functional;

use Drupal\layout_builder\Entity\LayoutBuilderEntityViewDisplay;
use Drupal\Tests\BrowserTestBase;

/**
 * Tests the top bar functionality.
 *
 * @group navigation
 */
class NavigationTopBarTest extends BrowserTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'navigation',
    'node',
    'layout_builder',
    'field_ui',
    'file',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * An admin user to configure the test environment.
   *
   * @var \Drupal\user\UserInterface
   */
  protected $adminUser;
  
  /**
   * Node used to check top bar options.
   *
   * @var \Drupal\node\NodeInterface
   */
  protected $node;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    // Create and log in an administrative user.
    $this->adminUser = $this->drupalCreateUser([
      'administer site configuration',
      'access administration pages',
      'access navigation',
      'bypass node access',
    ]);
    $this->drupalLogin($this->adminUser);
    // Create a new content type and enable Layout Builder for it.
    $node_type = $this->createContentType([
      'type' => 'node_type',
    ]);
    LayoutBuilderEntityViewDisplay::load('node.node_type.default')->enableLayoutBuilder()
      ->setOverridable()
      ->save();
    // Place the tabs block to check its presence.
    $this->drupalPlaceBlock('local_tasks_block', [
      'id' => 'tabs',
    ]);
    // Enable some test blocks.
    $this->node = $this->drupalCreateNode([
      'type' => $node_type->id(),
    ]);
  }
  
  /**
   * Tests the top bar visibility.
   */
  public function testTopBarVisibility() : void {
    $this->drupalGet($this->node
      ->toUrl());
    // Top Bar is not visible if the feature flag module is disabled.
    $this->assertSession()
      ->elementNotExists('xpath', "//div[contains(@class, 'top-bar__content')]/button/span");
    $this->assertSession()
      ->elementExists('xpath', '//div[@id="block-tabs"]');
    \Drupal::service('module_installer')->install([
      'navigation_top_bar',
    ]);
    // Top Bar is visible once the feature flag module is enabled.
    $this->drupalGet($this->node
      ->toUrl());
    $this->assertSession()
      ->elementExists('xpath', "//div[contains(@class, 'top-bar__content')]/button/span");
    $this->assertSession()
      ->elementTextEquals('xpath', "//div[contains(@class, 'top-bar__content')]/button/span", 'More actions');
    $this->assertSession()
      ->elementNotExists('xpath', '//div[@id="block-tabs"]');
    // Find all the dropdown links and check if the top bar is there as well.
    $toolbar_links = $this->mink
      ->getSession()
      ->getPage()
      ->find('xpath', '//*[@id="admin-local-tasks"]/ul');
    foreach ($toolbar_links->findAll('css', 'li') as $toolbar_link) {
      $this->clickLink($toolbar_link->getText());
      $this->assertSession()
        ->elementExists('xpath', "//div[contains(@class, 'top-bar__content')]/button/span");
      $this->assertSession()
        ->elementTextEquals('xpath', "//div[contains(@class, 'top-bar__content')]/button/span", 'More actions');
      $this->assertSession()
        ->elementNotExists('xpath', '//div[@id="block-tabs"]');
    }
  }

}