Issue #3088234 by tim.plunkett: Use $defaultTheme for using views_test_classy_subtheme

(cherry picked from commit 3388371b)

core/modules/views_ui/tests/src/FunctionalJavascript/AdminAjaxTest.php

+<?php
+
+namespace Drupal\Tests\views_ui\FunctionalJavascript;
+
+use Drupal\FunctionalJavascriptTests\WebDriverTestBase;
+
+/**
+ * Tests the admin UI AJAX interactions.
+ *
+ * @group views_ui
+ */
+class AdminAjaxTest extends WebDriverTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $modules = [
+    'views_ui',
+  ];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected $defaultTheme = 'views_test_classy_subtheme';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp(): void {
+    parent::setUp();
+
+    $this->drupalLogin($this->createUser([
+      'administer views',
+    ]));
+  }
+
+  /**
+   * Confirms that form_alter is triggered after AJAX rebuilds.
+   */
+  public function testAjaxRebuild() {
+    \Drupal::service('theme_installer')->install(['views_test_classy_subtheme']);
+
+    $this->config('system.theme')
+      ->set('default', 'views_test_classy_subtheme')
+      ->save();
+
+    $page = $this->getSession()->getPage();
+    $assert_session = $this->assertSession();
+
+    $this->drupalGet('admin/structure/views/view/user_admin_people');
+    $assert_session->pageTextContains('This is text added to the display tabs at the top');
+    $assert_session->pageTextContains('This is text added to the display edit form');
+    $page->clickLink('User: Name (Username)');
+    $assert_session->waitForElementVisible('css', '.views-ui-dialog');
+    $page->fillField('Label', 'New Title');
+    $page->find('css', '.ui-dialog-buttonset button:contains("Apply")')->press();
+    $assert_session->waitForElementRemoved('css', '.views-ui-dialog');
+    $assert_session->pageTextContains('This is text added to the display tabs at the top');
+    $assert_session->pageTextContains('This is text added to the display edit form');
+  }
+
+}

core/modules/views_ui/tests/src/FunctionalJavascript/DisplayTest.php

@@ -155,31 +155,6 @@ protected function toggleContextualTriggerVisibility($selector) {
     $this->getSession()->executeScript("jQuery('{$selector} .contextual .trigger').toggleClass('visually-hidden');");
   }
 
-  /**
-   * Confirms that form_alter is triggered after ajax rebuilds.
-   */
-  public function testAjaxRebuild() {
-    \Drupal::service('theme_installer')->install(['views_test_classy_subtheme']);
-
-    $this->config('system.theme')
-      ->set('default', 'views_test_classy_subtheme')
-      ->save();
-
-    $page = $this->getSession()->getPage();
-    $assert_session = $this->assertSession();
-
-    $this->drupalGet('admin/structure/views/view/content');
-    $assert_session->pageTextContains('This is text added to the display tabs at the top');
-    $assert_session->pageTextContains('This is text added to the display edit form');
-    $page->clickLink('Content: Title (Title)');
-    $assert_session->waitForElementVisible('css', '.views-ui-dialog');
-    $page->fillField('Label', 'New Title');
-    $page->find('css', '.ui-dialog-buttonset button:contains("Apply")')->press();
-    $assert_session->waitForElementRemoved('css', '.views-ui-dialog');
-    $assert_session->pageTextContains('This is text added to the display tabs at the top');
-    $assert_session->pageTextContains('This is text added to the display edit form');
-  }
-
   /**
    * Test if 'add' translations are filtered from multilingual display options.
    */