Re-structure Atom test folders in AutomatedTesting. (#4206)

* move shader asset builder test into test_Atom_MainSuite_Optimized.py, update CMakeLists.txt, and move all imports inside the test class for hydra_ShaderAssetBuilder_RecompilesShaderAsChainOfDependenciesChanges.py

Signed-off-by: jromnoa <jromnoa@amazon.com>

* re-organize the Atom automated test structure to match the new parallel + batched test structures

Signed-off-by: jromnoa <jromnoa@amazon.com>

* fix CMakeLists.txt registrations for test files

Signed-off-by: jromnoa <jromnoa@amazon.com>

AutomatedTesting/Gem/PythonTests/Atom/tests/TestAssets/ShaderAssetBuilder/DependencyValidation.azsl.txt

@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) Contributors to the Open 3D Engine Project.
+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
+ *
+ * SPDX-License-Identifier: Apache-2.0 OR MIT
+ *
+ */
+
+ /*
+    This is a dummy shader used to validate detection of "#included files"
+ */
+
+#include <Atom/Features/SrgSemantics.azsli>
+
+#include "Test1Color.azsli"
+#include <Test3Color.azsli>
+
+ShaderResourceGroup DummySrg : SRG_PerDraw
+{
+    float4 m_color;
+}
+
+struct VSInput
+{
+    float3 m_position : POSITION;
+    float4 m_color : COLOR0;
+};
+
+struct VSOutput
+{
+    float4 m_position : SV_Position;
+    float4 m_color : COLOR0;
+};
+
+VSOutput MainVS(VSInput vsInput)
+{
+    VSOutput OUT;
+    OUT.m_position = float4(vsInput.m_position, 1.0);
+    OUT.m_color = vsInput.m_color;
+    return OUT;
+}
+
+struct PSOutput
+{
+    float4 m_color : SV_Target0;
+};
+
+PSOutput MainPS(VSOutput vsOutput)
+{
+    PSOutput OUT;
+
+    OUT.m_color = GetTest1Color(DummySrg::m_color) + GetTest3Color(DummySrg::m_color);
+
+    return OUT;
+}

AutomatedTesting/Gem/PythonTests/Atom/tests/TestAssets/ShaderAssetBuilder/DependencyValidation.shader.txt

@@ -0,0 +1,26 @@
+// This is a dummy shader used to validate detection of "#included files"
+{
+    "Source" : "DependencyValidation.azsl",
+
+    "DepthStencilState" : {
+        "Depth" : { "Enable" : false, "CompareFunc" : "GreaterEqual" }
+    },
+
+    "DrawList" : "forward",
+
+    "ProgramSettings":
+    {
+      "EntryPoints":
+      [
+        {
+          "name": "MainVS",
+          "type": "Vertex"
+        },
+        {
+          "name": "MainPS",
+          "type": "Fragment"
+        }
+      ]
+    }
+
+}

AutomatedTesting/Gem/PythonTests/Atom/tests/TestAssets/ShaderAssetBuilder/Test1Color.azsli.txt

@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) Contributors to the Open 3D Engine Project.
+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
+ *
+ * SPDX-License-Identifier: Apache-2.0 OR MIT
+ *
+ */
+
+ /*
+    This is a dummy shader used to validate detection of "#included files"
+ */
+
+#include "Test2Color.azsli"
+
+float4 GetTest1Color(float4 color)
+{
+    return color + GetTest2Color(color);
+}

AutomatedTesting/Gem/PythonTests/Atom/tests/TestAssets/ShaderAssetBuilder/Test2Color.azsli.txt

@@ -0,0 +1,16 @@
+/*
+ * Copyright (c) Contributors to the Open 3D Engine Project.
+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
+ *
+ * SPDX-License-Identifier: Apache-2.0 OR MIT
+ *
+ */
+
+ /*
+    This is a dummy shader used to validate detection of "#included files"
+ */
+
+float4 GetTest2Color(float4 color)
+{
+    return color * 0.5;
+}

AutomatedTesting/Gem/PythonTests/Atom/tests/TestAssets/ShaderAssetBuilder/Test3Color.azsli.txt

@@ -0,0 +1,16 @@
+/*
+ * Copyright (c) Contributors to the Open 3D Engine Project.
+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
+ *
+ * SPDX-License-Identifier: Apache-2.0 OR MIT
+ *
+ */
+
+ /*
+    This is a dummy shader used to validate detection of "#included files"
+ */
+
+float4 GetTest3Color(float4 color)
+{
+    return color * 0.13;
+}