Drupal 8.0.0 beta 12. More info: https://www.drupal.org/node/2514176

core/modules/taxonomy/src/Tests/ThemeTest.php

@@ -0,0 +1,53 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\taxonomy\Tests\ThemeTest.
+ */
+
+namespace Drupal\taxonomy\Tests;
+
+/**
+ * Verifies that various taxonomy pages use the expected theme.
+ *
+ * @group taxonomy
+ */
+class ThemeTest extends TaxonomyTestBase {
+
+  protected function setUp() {
+    parent::setUp();
+
+    // Make sure we are using distinct default and administrative themes for
+    // the duration of these tests.
+    \Drupal::service('theme_handler')->install(array('bartik', 'seven'));
+    $this->config('system.theme')
+      ->set('default', 'bartik')
+      ->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/css/base/elements.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/base/elements.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/css/base/elements.css', t("The administrative theme's CSS appears on the page for editing a taxonomy term."));
+  }
+}