Try to combine some test methods.

Closes #3468280

core/modules/jsonapi/tests/src/Functional/CommentTest.php

@@ -382,7 +382,7 @@ protected static function getExpectedCollectionCacheability(AccountInterface $ac
   /**
    * {@inheritdoc}
    */
-  public function testPatchIndividual(): void {
+  protected function doTestPatchIndividual(): void {
     // Ensure ::getModifiedEntityForPatchTesting() can pick an alternative value
     // for the 'entity_id' field.
     EntityTest::create([
@@ -390,7 +390,7 @@ public function testPatchIndividual(): void {
       'type' => 'bar',
     ])->save();
 
-    parent::testPatchIndividual();
+    parent::doTestPatchIndividual();
   }
 
 }