class ThemeTest

1. 8.x drupal/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/ThemeTest.php \Drupal\taxonomy\Tests\ThemeTest
2. 8.x drupal/core/modules/system/lib/Drupal/system/Tests/Theme/ThemeTest.php \Drupal\system\Tests\Theme\ThemeTest
3. 8.x drupal/core/modules/system/lib/Drupal/system/Tests/System/ThemeTest.php \Drupal\system\Tests\System\ThemeTest

class ThemeTest extends TaxonomyTestBase {
  public static function getInfo() {
    return array(
      'name' => 'Taxonomy theme switching',
      'description' => 'Verifies that various taxonomy pages use the expected theme.',
      'group' => 'Taxonomy',
    );
  }
  function setUp() {
    parent::setUp();

    // Make sure we are using distinct default and administrative themes for
    // the duration of these tests.
    config('system.theme')
      ->set('default', 'bartik')
      ->save();
    theme_enable(array(
      'seven',
    ));
    config('system.theme')
      ->set('admin', 'seven')
      ->save();

    // Create and log in as a user who has permission to add and edit taxonomy
    // terms and view the administrative theme.
    $admin_user = $this
      ->drupalCreateUser(array(
      'administer taxonomy',
      'view the administration theme',
    ));
    $this
      ->drupalLogin($admin_user);
  }

  /**
   * Test the theme used when adding, viewing and editing taxonomy terms.
   */
  function testTaxonomyTermThemes() {

    // Adding a term to a vocabulary is considered an administrative action and
    // should use the administrative theme.
    $vocabulary = $this
      ->createVocabulary();
    $this
      ->drupalGet('admin/structure/taxonomy/manage/' . $vocabulary
      ->id() . '/add');
    $this
      ->assertRaw('seven/style.css', t("The administrative theme's CSS appears on the page for adding a taxonomy term."));

    // Viewing a taxonomy term should use the default theme.
    $term = $this
      ->createTerm($vocabulary);
    $this
      ->drupalGet('taxonomy/term/' . $term
      ->id());
    $this
      ->assertRaw('bartik/css/style.css', t("The default theme's CSS appears on the page for viewing a taxonomy term."));

    // Editing a taxonomy term should use the same theme as adding one.
    $this
      ->drupalGet('taxonomy/term/' . $term
      ->id() . '/edit');
    $this
      ->assertRaw('seven/style.css', t("The administrative theme's CSS appears on the page for editing a taxonomy term."));
  }

}