Integrating latest 47acbe8

Code/Framework/AzToolsFramework/Tests/Prefab/PrefabTestUndoFixture.cpp

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+/*
+* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+* its licensors.
+*
+* For complete copyright and license terms please see the LICENSE at the root of this
+* distribution (the "License"). All use of this software is governed by the License,
+* or, if provided, by the license below or the license accompanying this file. Do not
+* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+*
+*/
+
+#include <Prefab/PrefabTestUndoFixture.h>
+
+namespace UnitTest
+{
+    void PrefabTestUndoFixture::SetupInstances(
+        AZStd::unique_ptr<Instance>& firstInstance,
+        AZStd::unique_ptr<Instance>& secondInstance,
+        TemplateId& ownerId,
+        TemplateId& referenceId)
+    {
+        //create two prefabs for test
+        //create prefab 1
+        firstInstance = AZStd::move(m_prefabSystemComponent->CreatePrefab({ }, {}, "test/path0"));
+        ASSERT_TRUE(firstInstance);
+
+        //get template id
+        ownerId = firstInstance->GetTemplateId();
+
+        //create prefab 2
+        secondInstance = AZStd::move(m_prefabSystemComponent->CreatePrefab({ }, {}, "test/path1"));
+        ASSERT_TRUE(secondInstance);
+
+        //get template id
+        referenceId = secondInstance->GetTemplateId();
+    }
+}