Create gmm client context wrapper, reduce mock_gmm

Change-Id: I4eec4366afeb175fea4bf7934e3046b50fe30fe9

unit_tests/os_interface/windows/CMakeLists.txt

@@ -26,6 +26,7 @@ set(IGDRCL_SRCS_tests_os_interface_windows
   ${CMAKE_CURRENT_SOURCE_DIR}/driver_info_tests.cpp
   ${CMAKE_CURRENT_SOURCE_DIR}/gdi_dll_fixture.h
   ${CMAKE_CURRENT_SOURCE_DIR}/gdi_interface_tests.cpp
+  ${CMAKE_CURRENT_SOURCE_DIR}/gmm_memory_tests.cpp
   ${CMAKE_CURRENT_SOURCE_DIR}/hw_info_config_win_tests.cpp
   ${CMAKE_CURRENT_SOURCE_DIR}/hw_info_config_win_tests.h
   ${CMAKE_CURRENT_SOURCE_DIR}/mock_gdi_interface.h

unit_tests/os_interface/windows/gmm_memory_tests.cpp

@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2018, Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "runtime/gmm_helper/gmm_helper.h"
+#include "runtime/helpers/options.h"
+#include "gmm_memory.h"
+#include "gmm_client_context.h"
+#include "gtest/gtest.h"
+
+using namespace OCLRT;
+class PublicGmmMemory : public GmmMemory {
+  public:
+    using GmmMemory::clientContext;
+    using GmmMemory::ensureClientContext;
+};
+
+TEST(GmmMemoryTest, givenGmmMemoryWithoutSetClientContextWhenEnsureClientContextThenSetClientContext) {
+    PublicGmmMemory gmmMemory;
+    GmmHelper gmmHelper(*platformDevices);
+    EXPECT_EQ(nullptr, gmmMemory.clientContext);
+    gmmMemory.ensureClientContext();
+    EXPECT_NE(nullptr, gmmMemory.clientContext);
+    EXPECT_EQ(gmmMemory.clientContext, GmmHelper::gmmClientContext->getHandle());
+}
+
+TEST(GmmMemoryTest, givenGmmMemoryWithSetClientContextWhenEnsureClientContextThenDontOverrideClientContext) {
+    PublicGmmMemory gmmMemory;
+    GmmHelper gmmHelper(*platformDevices);
+    auto dummyPtr = reinterpret_cast<GMM_CLIENT_CONTEXT *>(0x123);
+    gmmMemory.clientContext = dummyPtr;
+    EXPECT_EQ(dummyPtr, gmmMemory.clientContext);
+    EXPECT_NE(dummyPtr, GmmHelper::gmmClientContext->getHandle());
+    gmmMemory.ensureClientContext();
+    EXPECT_EQ(dummyPtr, gmmMemory.clientContext);
+}

unit_tests/os_interface/windows/options.cpp

@@ -33,6 +33,7 @@ const char *frontEndDllName = "mock_igdfcl.dll";
 const char *igcDllName = "mock_igc.dll";
 const char *gdiDllName = "gdi32_mock.dll";
 const char *gmmDllName = "mock_gmm.dll";
+const char *gmmEntryName = "openMockGmm";
 const char *testDllName = "test_dynamic_lib.dll";
 } // namespace Os