function CKEditor5FragmentLinkTest::testFragmentLink

Tests if the fragment link to a textarea works with CKEditor 5 enabled.

File

core/modules/ckeditor5/tests/src/FunctionalJavascript/CKEditor5FragmentLinkTest.php, line 95

Class

CKEditor5FragmentLinkTest

Tests that the fragment link points to CKEditor 5.

Namespace

Code

public function testFragmentLink() : void {
  $session = $this->getSession();
  $web_assert = $this->assertSession();
  $ckeditor_class = '.ck-editor';
  $ckeditor_id = '#cke_edit-body-0-value';
  $this->drupalGet('node/add/page');
  // Add a bottom margin to the title field to be sure the body field is not
  // visible.
  $session->executeScript("document.getElementById('edit-title-0-value').style.marginBottom = window.innerHeight*2 +'px';");
  $this->assertSession()
    ->waitForElementVisible('css', $ckeditor_id);
  // Check that the CKEditor 5-enabled body field is currently not visible in
  // the viewport.
  $web_assert->assertNotVisibleInViewport('css', $ckeditor_class, 'topLeft', 'CKEditor 5-enabled body field is visible.');
  $before_url = $session->getCurrentUrl();
  // Trigger a hash change with as target the hidden textarea.
  $session->executeScript("location.hash = '#edit-body-0-value';");
  // Check that the CKEditor 5-enabled body field is visible in the viewport.
  // The hash change adds an ID to the CKEditor 5 instance so check its
  // visibility using the ID now.
  $web_assert->assertVisibleInViewport('css', $ckeditor_id, 'topLeft', 'CKEditor 5-enabled body field is not visible.');
  // Use JavaScript to go back in the history instead of
  // \Behat\Mink\Session::back() because that function doesn't work after a
  // hash change.
  $session->executeScript("history.back();");
  $after_url = $session->getCurrentUrl();
  // Check that going back in the history worked.
  self::assertEquals($before_url, $after_url, 'History back works.');
}