class EntityListBuilderTest

class EntityListBuilderTest extends BrowserTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'entity_test',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    // Create and log in user.
    $this->drupalLogin($this->drupalCreateUser([
      'administer entity_test content',
    ]));
  }
  
  /**
   * Tests paging.
   */
  public function testPager() {
    // Create 51 test entities.
    for ($i = 1; $i < 52; $i++) {
      EntityTest::create([
        'name' => 'Test entity ' . $i,
      ])->save();
    }
    // Load the listing page.
    $this->drupalGet('entity_test/list');
    // Item 51 should not be present.
    $this->assertSession()
      ->pageTextContains('Test entity 50');
    $this->assertSession()
      ->responseNotContains('Test entity 51');
    // Browse to the next page, test entity 51 is shown.
    $this->clickLink('Page 2');
    $this->assertSession()
      ->responseNotContains('Test entity 50');
    $this->assertSession()
      ->pageTextContains('Test entity 51');
  }
  
  /**
   * Tests that the correct cache contexts are set.
   */
  public function testCacheContexts() {
    /** @var \Drupal\Core\Entity\EntityListBuilderInterface $list_builder */
    $list_builder = $this->container
      ->get('entity_type.manager')
      ->getListBuilder('entity_test');
    $build = $list_builder->render();
    $this->container
      ->get('renderer')
      ->renderRoot($build);
    $this->assertEqualsCanonicalizing([
      'entity_test_view_grants',
      'languages:' . LanguageInterface::TYPE_INTERFACE,
      'theme',
      'url.query_args.pagers:0',
      'user.permissions',
    ], $build['#cache']['contexts']);
  }
  
  /**
   * Tests if the list cache tags are set.
   */
  public function testCacheTags() {
    $this->drupalGet('entity_test/list');
    $this->assertSession()
      ->responseHeaderContains('X-Drupal-Cache-Tags', 'entity_test_list');
  }

}