Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\Tests\block\Functional;
Chris@0: 
Chris@0: use Drupal\Tests\BrowserTestBase;
Chris@0: 
Chris@0: /**
Chris@0:  * Tests block HTML ID validity.
Chris@0:  *
Chris@0:  * @group block
Chris@0:  */
Chris@0: class BlockHtmlTest extends BrowserTestBase {
Chris@0: 
Chris@0:   /**
Chris@0:    * Modules to install.
Chris@0:    *
Chris@0:    * @var array
Chris@0:    */
Chris@0:   public static $modules = ['block', 'block_test'];
Chris@0: 
Chris@0:   protected function setUp() {
Chris@0:     parent::setUp();
Chris@0: 
Chris@0:     $this->drupalLogin($this->rootUser);
Chris@0: 
Chris@0:     // Enable the test_html block, to test HTML ID and attributes.
Chris@0:     \Drupal::state()->set('block_test.attributes', ['data-custom-attribute' => 'foo']);
Chris@0:     \Drupal::state()->set('block_test.content', $this->randomMachineName());
Chris@0:     $this->drupalPlaceBlock('test_html', ['id' => 'test_html_block']);
Chris@0: 
Chris@0:     // Enable a menu block, to test more complicated HTML.
Chris@0:     $this->drupalPlaceBlock('system_menu_block:admin');
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Tests for valid HTML for a block.
Chris@0:    */
Chris@0:   public function testHtml() {
Chris@0:     $this->drupalGet('');
Chris@0: 
Chris@0:     // Ensure that a block's ID is converted to an HTML valid ID, and that
Chris@0:     // block-specific attributes are added to the same DOM element.
Chris@0:     $this->assertFieldByXPath('//div[@id="block-test-html-block" and @data-custom-attribute="foo"]', NULL, 'HTML ID and attributes for test block are valid and on the same DOM element.');
Chris@0: 
Chris@0:     // Ensure expected markup for a menu block.
Chris@0:     $elements = $this->xpath('//nav[contains(@class, :nav-class)]/ul[contains(@class, :ul-class)]/li', [':nav-class' => 'block-menu', ':ul-class' => 'menu']);
Chris@0:     $this->assertTrue(!empty($elements), 'The proper block markup was found.');
Chris@0:   }
Chris@0: 
Chris@0: }