function MessageTest::testMessages

Tests setting messages output.

File

core/tests/Drupal/KernelTests/Core/Theme/MessageTest.php, line 24

Class

MessageTest

Tests built-in message theme functions.

Namespace

Code

public function testMessages() : void {
    // Enable the Starterkit theme.
    \Drupal::service('theme_installer')->install([
        'starterkit_theme',
    ]);
    $this->config('system.theme')
        ->set('default', 'starterkit_theme')
        ->save();
    \Drupal::messenger()->addError('An error occurred');
    \Drupal::messenger()->addStatus('But then something nice happened');
    $messages = [
        '#type' => 'status_messages',
    ];
    $this->render($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');
}