function RegistryTest::testMultipleSubThemes

Tests the theme registry with multiple subthemes.

File

core/tests/Drupal/KernelTests/Core/Theme/RegistryTest.php, line 78

Class

RegistryTest

Tests the behavior of the ThemeRegistry class.

Namespace

Code

public function testMultipleSubThemes() : void {
  \Drupal::service('theme_installer')->install([
    'test_base_theme',
    'test_subtheme',
    'test_subsubtheme',
  ]);
  $registry_theme = \Drupal::service(Registry::class);
  \Drupal::theme()->setActiveTheme(\Drupal::service(ThemeInitializationInterface::class)->initTheme('test_subsubtheme'));
  $preprocess_functions = $registry_theme->get()['theme_test_template_test']['preprocess functions'];
  $this->assertSame([
    'test_base_theme_preprocess_theme_test_template_test',
    'test_subtheme_preprocess_theme_test_template_test',
    'test_subsubtheme_preprocess_theme_test_template_test',
  ], $preprocess_functions);
  \Drupal::theme()->setActiveTheme(\Drupal::service(ThemeInitializationInterface::class)->initTheme('test_subtheme'));
  $preprocess_functions = $registry_theme->get()['theme_test_template_test']['preprocess functions'];
  $this->assertSame([
    'test_base_theme_preprocess_theme_test_template_test',
    'test_subtheme_preprocess_theme_test_template_test',
  ], $preprocess_functions);
  \Drupal::theme()->setActiveTheme(\Drupal::service(ThemeInitializationInterface::class)->initTheme('test_base_theme'));
  $preprocess_functions = $registry_theme->get()['theme_test_template_test']['preprocess functions'];
  $this->assertSame([
    'test_base_theme_preprocess_theme_test_template_test',
  ], $preprocess_functions);
}