Issue #3412316 by kunal.sachdev, tim.plunkett, sidharth_soman, smustgrave: Use...

Issue #3412316 by kunal.sachdev, tim.plunkett, sidharth_soman, smustgrave: Use 'search.view' instead of 'search.plugins:' . $default for base route in SearchLocalTask::getDerivativeDefinitions()

(cherry picked from commit 0b3326d3)

core/modules/search/src/Plugin/Derivative/SearchLocalTask.php

@@ -44,13 +44,13 @@ public static function create(ContainerInterface $container, $base_plugin_id) {
   public function getDerivativeDefinitions($base_plugin_definition) {
     $this->derivatives = [];
 
-    if ($default = $this->searchPageRepository->getDefaultSearchPage()) {
+    if ($this->searchPageRepository->getDefaultSearchPage()) {
       $active_search_pages = $this->searchPageRepository->getActiveSearchPages();
       foreach ($this->searchPageRepository->sortSearchPages($active_search_pages) as $entity_id => $entity) {
         $this->derivatives[$entity_id] = [
           'title' => $entity->label(),
           'route_name' => 'search.view_' . $entity_id,
-          'base_route' => 'search.plugins:' . $default,
+          'base_route' => 'search.view',
           'weight' => $entity->getWeight(),
         ];
       }

core/modules/search/tests/src/Kernel/SearchPageValidationTest.php

@@ -4,6 +4,8 @@
 
 use Drupal\KernelTests\Core\Config\ConfigEntityValidationTestBase;
 use Drupal\search\Entity\SearchPage;
+use Drupal\search\Plugin\Derivative\SearchLocalTask;
+use Drupal\search\SearchPageRepository;
 
 /**
  * Tests validation of search_page entities.
@@ -41,4 +43,16 @@ public function testInvalidPluginId(): void {
     ]);
   }
 
+  /**
+   * Test that the base route stored in definition is correct.
+   */
+  public function testBaseRouteIsValid(): void {
+    $search_page_repository = new SearchPageRepository(\Drupal::configFactory(), \Drupal::entityTypeManager());
+    $search_local_task = new SearchLocalTask($search_page_repository);
+    $definitions = $search_local_task->getDerivativeDefinitions([]);
+    $route_provider = \Drupal::service('router.route_provider');
+    $base_route = $route_provider->getRouteByName($definitions['test']['base_route']);
+    $this->assertSame($base_route, $route_provider->getRouteByName('search.view'));
+  }
+
 }