$this->render($messages);
$this->assertRaw('messages messages--error');
$this->assertRaw('messages messages--status');
+ // Tests display of only one type of messages.
+ \Drupal::messenger()->addError('An error occurred');
+ $messages = [
+ '#type' => 'status_messages',
+ '#display' => 'error',
+ ];
+ $this->render($messages);
+ $this->assertRaw('messages messages--error');
}
}