function AjaxTest::testUiAjaxException

Tests that Ajax errors are visible in the UI.

File

core/tests/Drupal/FunctionalJavascriptTests/Ajax/AjaxTest.php, line 263

Class

AjaxTest

Tests AJAX responses.

Namespace

Code

public function testUiAjaxException() : void {
  $themes = [
    'olivero',
    'claro',
    'stark',
  ];
  \Drupal::service('theme_installer')->install($themes);
  foreach ($themes as $theme) {
    $theme_config = \Drupal::configFactory()->getEditable('system.theme');
    $theme_config->set('default', $theme);
    $theme_config->save();
    \Drupal::service('router.builder')->rebuildIfNeeded();
    $this->drupalGet('ajax-test/exception-link');
    $page = $this->getSession()
      ->getPage();
    // We don't want the test to error out because of an expected Javascript
    // console error.
    $this->failOnJavascriptConsoleErrors = FALSE;
    // Click on the AJAX link.
    $this->clickLink('Ajax Exception');
    $this->assertSession()
      ->statusMessageContainsAfterWait("Oops, something went wrong. Check your browser's developer console for more details.", 'error');
    if ($theme === 'olivero') {
      // Check that the message can be closed.
      $this->click('.messages__close');
      $this->assertTrue($page->find('css', '.messages--error')
        ->hasClass('hidden'));
    }
  }
  // This is needed to avoid an unfinished AJAX request error from tearDown()
  // because this test intentionally does not complete all AJAX requests.
  $this->getSession()
    ->executeScript("delete window.drupalActiveXhrCount");
}