function BlockHtmlTest::testHtml

Tests for valid HTML for a block.

File

core/modules/block/tests/src/Functional/BlockHtmlTest.php, line 49

Class

BlockHtmlTest

Tests block HTML ID validity.

Namespace

Code

public function testHtml() : void {
    $this->drupalGet('');
    // Ensure that a block's ID is converted to an HTML valid ID, and that
    // block-specific attributes are added to the same DOM element.
    $this->assertSession()
        ->elementExists('xpath', '//div[@id="block-test-html-block" and @data-custom-attribute="foo"]');
    // Ensure expected markup for a menu block.
    $this->assertSession()
        ->elementExists('xpath', '//nav[@id="block-test-menu-block"]/ul/li');
}