Fix segfault in failing tests on Linux

Code/Framework/Tests/BehaviorEntityTests.cpp

@@ -89,15 +89,15 @@ class BehaviorEntityTest
 protected:
     void SetUp() override
     {
+        m_appDescriptor.m_enableScriptReflection = true;
+        FrameworkApplicationFixture::SetUp();
+
         AZ::SettingsRegistryInterface* registry = AZ::SettingsRegistry::Get();
         auto projectPathKey =
             AZ::SettingsRegistryInterface::FixedValueString(AZ::SettingsRegistryMergeUtils::BootstrapSettingsRootKey) + "/project_path";
         registry->Set(projectPathKey, "AutomatedTesting");
         AZ::SettingsRegistryMergeUtils::MergeSettingsToRegistry_AddRuntimeFilePaths(*registry);
 
-        m_appDescriptor.m_enableScriptReflection = true;
-        FrameworkApplicationFixture::SetUp();
-
         m_application->RegisterComponentDescriptor(HatComponent::CreateDescriptor());
         m_application->RegisterComponentDescriptor(EarComponent::CreateDescriptor());
         m_application->RegisterComponentDescriptor(DeactivateDuringActivationComponent::CreateDescriptor());

Code/Tools/AssetBundler/tests/applicationManagerTests.cpp

@@ -17,6 +17,7 @@
 #include <AzToolsFramework/Application/ToolsApplication.h>
 #include <AzToolsFramework/Asset/AssetBundler.h>
 #include <AzCore/IO/Path/Path.h>
+#include <AzCore/Settings/SettingsRegistryImpl.h>
 #include <AzCore/Settings/SettingsRegistryMergeUtils.h>
 #include <AzCore/UserSettings/UserSettingsComponent.h>
 
@@ -57,12 +58,22 @@ namespace AssetBundler
             UnitTest::ScopedAllocatorSetupFixture::SetUp();
             m_data = AZStd::make_unique<StaticData>();
 
-            AZ::SettingsRegistryInterface* registry = AZ::SettingsRegistry::Get();
-            auto projectPathKey =
-                AZ::SettingsRegistryInterface::FixedValueString(AZ::SettingsRegistryMergeUtils::BootstrapSettingsRootKey) + "/project_path";
+            AZ::SettingsRegistryInterface* registry = nullptr;
+            if (!AZ::SettingsRegistry::Get())
+            {
+                AZ::SettingsRegistry::Register(&m_registry);
+                registry = &m_registry;
+            }
+            else
+            {
+                registry = AZ::SettingsRegistry::Get();
+            }
+            auto projectPathKey = AZ::SettingsRegistryInterface::FixedValueString(AZ::SettingsRegistryMergeUtils::BootstrapSettingsRootKey)
+                + "/project_path";
             registry->Set(projectPathKey, "AutomatedTesting");
             AZ::SettingsRegistryMergeUtils::MergeSettingsToRegistry_AddRuntimeFilePaths(*registry);
 
+
             m_data->m_applicationManager.reset(aznew MockApplicationManagerTest(0, 0));
             m_data->m_applicationManager->Start(AzFramework::Application::Descriptor());
 
@@ -105,6 +116,7 @@ namespace AssetBundler
         };
 
         AZStd::unique_ptr<StaticData> m_data;
+        AZ::SettingsRegistryImpl m_registry;
     };
 
     TEST_F(ApplicationManagerTest, ValidatePlatformFlags_ReadConfigFiles_OK)

Code/Tools/AssetProcessor/native/tests/platformconfiguration/platformconfigurationtests.cpp

@@ -35,12 +35,21 @@ PlatformConfigurationUnitTests::PlatformConfigurationUnitTests()
 
 void PlatformConfigurationUnitTests::SetUp()
 {
-    AZ::SettingsRegistryInterface* registry = AZ::SettingsRegistry::Get();
-    auto projectPathKey =
-        AZ::SettingsRegistryInterface::FixedValueString(AZ::SettingsRegistryMergeUtils::BootstrapSettingsRootKey) + "/project_path";
+    AZ::SettingsRegistryInterface* registry = nullptr;
+    if (!AZ::SettingsRegistry::Get())
+    {
+        AZ::SettingsRegistry::Register(&m_registry);
+        registry = &m_registry;
+    }
+    else
+    {
+        registry = AZ::SettingsRegistry::Get();
+    }
+    auto projectPathKey = AZ::SettingsRegistryInterface::FixedValueString(AZ::SettingsRegistryMergeUtils::BootstrapSettingsRootKey)
+        + "/project_path";
     registry->Set(projectPathKey, "AutomatedTesting");
     AZ::SettingsRegistryMergeUtils::MergeSettingsToRegistry_AddRuntimeFilePaths(*registry);
-
+    
     using namespace AssetProcessor;
     m_qApp = new QCoreApplication(m_argc, m_argv);
     AssetProcessorTest::SetUp();

Code/Tools/AssetProcessor/native/tests/platformconfiguration/platformconfigurationtests.h

@@ -13,6 +13,7 @@
 #pragma once
 
 #include <AzTest/AzTest.h>
+#include <AzCore/Settings/SettingsRegistryImpl.h>
 #include <QCoreApplication>
 #include "native/tests/AssetProcessorTest.h"
 #include "native/unittests/UnitTestRunner.h"
@@ -37,6 +38,6 @@ private:
     int         m_argc;
     char**      m_argv;
     QCoreApplication* m_qApp;
-    
+    AZ::SettingsRegistryImpl m_registry;    
 };
 

Gems/LmbrCentral/Code/Tests/Builders/MaterialBuilderTests.cpp

@@ -16,6 +16,7 @@
 #include <AzTest/Utils.h>
 #include <AzCore/UnitTest/TestTypes.h>
 #include <AzCore/IO/FileIO.h>
+#include <AzCore/Settings/SettingsRegistryImpl.h>
 #include <AzCore/Settings/SettingsRegistryMergeUtils.h>
 #include <AzFramework/StringFunc/StringFunc.h>
 #include <AzToolsFramework/Application/ToolsApplication.h>
@@ -36,9 +37,18 @@ protected:
     {
         UnitTest::AllocatorsTestFixture::SetUp();
 
-        AZ::SettingsRegistryInterface* registry = AZ::SettingsRegistry::Get();
-        auto projectPathKey =
-            AZ::SettingsRegistryInterface::FixedValueString(AZ::SettingsRegistryMergeUtils::BootstrapSettingsRootKey) + "/project_path";
+        AZ::SettingsRegistryInterface* registry = nullptr;
+        if (!AZ::SettingsRegistry::Get())
+        {
+            AZ::SettingsRegistry::Register(&m_registry);
+            registry = &m_registry;
+        }
+        else
+        {
+            registry = AZ::SettingsRegistry::Get();
+        }
+        auto projectPathKey = AZ::SettingsRegistryInterface::FixedValueString(AZ::SettingsRegistryMergeUtils::BootstrapSettingsRootKey)
+            + "/project_path";
         registry->Set(projectPathKey, "AutomatedTesting");
         AZ::SettingsRegistryMergeUtils::MergeSettingsToRegistry_AddRuntimeFilePaths(*registry);
 
@@ -128,6 +138,7 @@ protected:
     }
 
     AZStd::unique_ptr<AzToolsFramework::ToolsApplication> m_app;
+    AZ::SettingsRegistryImpl m_registry;
 };
 
 TEST_F(MaterialBuilderTests, MaterialBuilder_EmptyFile_ExpectFailure)