unit test added

Author: Manjusha.S

dev/tests/unit/Magento/FunctionalTestFramework/Util/TestGeneratorTest.php

@@ -108,6 +108,24 @@ public function testUniqueIdAppendedToInputStringAsPrefix()
         $this->assertMatchesRegularExpression('/[A-Za-z0-9]+foo/', $result);
     }
 
+     /**
+     * Basic test to check if exception is thrown when invalid entity is found in xml file
+     *
+     * @return void
+     * @throws Exception
+     */
+    public function testInvalidEntity()
+    {
+        $actionObject = new ActionObject('fakeAction', 'comment', [
+            'userInput' => '{{someEntity.entity}}'
+        ]);
+
+        $testObject = new TestObject('sampleTest', ['merge123' => $actionObject], [], [], 'filename');
+        $testGeneratorObject = TestGenerator::getInstance('', ['sampleTest' => $testObject]);
+        $this->expectException(TestReferenceException::class);
+        $result = $testGeneratorObject->entityExistsCheck('testintity', "teststepkey");        
+    }
+    
     /**
      * Basic test to check unique id is appended to input as suffix
      *

src/Magento/FunctionalTestingFramework/Util/TestGenerator.php

@@ -977,6 +977,7 @@ public function generateStepsPhp($actionObjects, $generationScope = TestGenerato
                         true
                     );
                     $updateEntity = $customActionAttributes['entity'];
+                    $this->entityExistsCheck($updateEntity, $stepKey);
                     $actionGroup = $actionObject->getCustomActionAttributes()['actionGroup'] ?? null;
                     $key .= $actionGroup;
 
@@ -1010,6 +1011,7 @@ public function generateStepsPhp($actionObjects, $generationScope = TestGenerato
                     break;
                 case "getData":
                     $entity = $customActionAttributes['entity'];
+                    $this->entityExistsCheck($entity, $stepKey);
                     $index = null;
                     if (isset($customActionAttributes['index'])) {
                         $index = (int)$customActionAttributes['index'];