Skip tests in setup instead of after setup.

Closes #3468829

core/modules/content_moderation/tests/src/Kernel/WorkspacesContentModerationStateTest.php

@@ -40,10 +40,30 @@ class WorkspacesContentModerationStateTest extends ContentModerationStateTest {
    */
   protected $revEntityTypeId = 'entity_test_revpub';
 
+  const SKIP_METHODS = [
+    // This test creates published default revisions in Live, which can not be
+    // deleted in a workspace. A test scenario for the case when Content
+    // Moderation and Workspaces are used together is covered in
+    // parent::testContentModerationStateRevisionDataRemoval().
+    'testContentModerationStateDataRemoval',
+    // This test does not assert anything that can be workspace-specific.
+    'testModerationWithFieldConfigOverride',
+    // This test does not assert anything that can be workspace-specific.
+    'testWorkflowDependencies',
+    // This test does not assert anything that can be workspace-specific.
+    'testWorkflowNonConfigBundleDependencies',
+    // This test does not assert anything that can be workspace-specific.
+    'testGetCurrentUserId',
+  ];
+
   /**
    * {@inheritdoc}
    */
   protected function setUp(): void {
+    if (in_array($this->name(), static::SKIP_METHODS, TRUE)) {
+      $this->markTestSkipped('Irrelevant for this test');
+    }
+
     parent::setUp();
 
     $this->initializeWorkspacesModule();
@@ -177,49 +197,6 @@ public static function basicModerationTestCases() {
     ];
   }
 
-  /**
-   * {@inheritdoc}
-   */
-  public function testContentModerationStateDataRemoval($entity_type_id = NULL): void {
-    // This test creates published default revisions in Live, which can not be
-    // deleted in a workspace. A test scenario for the case when Content
-    // Moderation and Workspaces are used together is covered in
-    // parent::testContentModerationStateRevisionDataRemoval().
-    $this->markTestSkipped();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testModerationWithFieldConfigOverride(): void {
-    // This test does not assert anything that can be workspace-specific.
-    $this->markTestSkipped();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testWorkflowDependencies(): void {
-    // This test does not assert anything that can be workspace-specific.
-    $this->markTestSkipped();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testWorkflowNonConfigBundleDependencies(): void {
-    // This test does not assert anything that can be workspace-specific.
-    $this->markTestSkipped();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testGetCurrentUserId(): void {
-    // This test does not assert anything that can be workspace-specific.
-    $this->markTestSkipped();
-  }
-
   /**
    * {@inheritdoc}
    */