test: refactor: Mock filesystem in ults 4/n

Related-To: NEO-15069 Signed-off-by: Arek G <arkadiusz.grubba@intel.com>

Author: agrubba

opencl/test/unit_test/compiler_interface/cl_compiler_interface_tests.cpp

@@ -7,6 +7,7 @@
 
 #include "shared/source/compiler_interface/compiler_cache.h"
 #include "shared/source/helpers/file_io.h"
+#include "shared/test/common/helpers/debug_manager_state_restore.h"
 #include "shared/test/common/helpers/gtest_helpers.h"
 #include "shared/test/common/helpers/test_files.h"
 #include "shared/test/common/libult/global_environment.h"
@@ -18,11 +19,10 @@
 
 using namespace NEO;
 
-class ClCompilerInterfaceTest : public ClDeviceFixture,
- public ::testing::Test {
+class ClCompilerInterfaceTestMockedBinaryFilesTest : public ClDeviceFixture,
+  public ::testing::Test {
  public:
  void SetUp() override {
- USE_REAL_FILE_SYSTEM();
  ClDeviceFixture::setUp();
 
  // create the compiler interface
@@ -31,58 +31,59 @@ class ClCompilerInterfaceTest : public ClDeviceFixture,
  ASSERT_TRUE(initRet);
  pDevice->getExecutionEnvironment()->rootDeviceEnvironments[pDevice->getRootDeviceIndex()]->compilerInterface.reset(pCompilerInterface);
 
- std::string testFile;
-
- testFile.append(clFiles);
- testFile.append("CopyBuffer_simd16.cl");
-
- pSource = loadDataFromFile(
- testFile.c_str(),
- sourceSize);
-
- ASSERT_NE(0u, sourceSize);
- ASSERT_NE(nullptr, pSource);
-
- inputArgs.src = ArrayRef<char>(pSource.get(), sourceSize);
+ inputArgs.src = ArrayRef<const char>(sSource.c_str(), sSource.size() + 1);
  inputArgs.internalOptions = ArrayRef<const char>(pClDevice->peekCompilerExtensions().c_str(), pClDevice->peekCompilerExtensions().size());
+
+ igcDebugVars.binaryToReturn = fakeBinFile;
+ igcDebugVars.binaryToReturnSize = sizeof(fakeBinFile);
+ igcDebugVars.debugDataToReturn = fakeBinFile;
+ igcDebugVars.debugDataToReturnSize = sizeof(fakeBinFile);
+ gEnvironment->igcPushDebugVars(igcDebugVars);
+
+ fclDebugVars.binaryToReturn = fakeBinFile;
+ fclDebugVars.binaryToReturnSize = sizeof(fakeBinFile);
+ fclDebugVars.debugDataToReturn = fakeBinFile;
+ fclDebugVars.debugDataToReturnSize = sizeof(fakeBinFile);
+ gEnvironment->fclPushDebugVars(fclDebugVars);
  }
 
  void TearDown() override {
- pSource.reset();
-
+ gEnvironment->fclPopDebugVars();
+ gEnvironment->igcPopDebugVars();
  ClDeviceFixture::tearDown();
  }
 
  MockCompilerInterface *pCompilerInterface;
  TranslationInput inputArgs = {IGC::CodeType::oclC, IGC::CodeType::oclGenBin};
- std::unique_ptr<char[]> pSource = nullptr;
- size_t sourceSize = 0;
+ std::string sSource = "some_kernel(){}";
+
+ DebugManagerStateRestore dbgRestore;
+ MockCompilerDebugVars igcDebugVars;
+ MockCompilerDebugVars fclDebugVars;
+ char fakeBinFile[1] = {8};
+
+ FORBID_REAL_FILE_SYSTEM_CALLS();
 };
 
-TEST_F(ClCompilerInterfaceTest, WhenBuildIsInvokedThenFclReceivesListOfExtensionsInInternalOptions) {
- USE_REAL_FILE_SYSTEM();
+TEST_F(ClCompilerInterfaceTestMockedBinaryFilesTest, WhenBuildIsInvokedThenFclReceivesListOfExtensionsInInternalOptions) {
  CompilerCacheConfig config = {};
  config.enabled = false;
  auto tempCompilerCache = std::make_unique<CompilerCache>(config);
  pCompilerInterface->cache.reset(tempCompilerCache.release());
  std::string receivedInternalOptions;
 
- auto debugVars = NEO::getFclDebugVars();
- debugVars.receivedInternalOptionsOutput = &receivedInternalOptions;
- gEnvironment->fclPushDebugVars(debugVars);
+ fclDebugVars.receivedInternalOptionsOutput = &receivedInternalOptions;
+ gEnvironment->fclPushDebugVars(fclDebugVars);
  TranslationOutput translationOutput = {};
  auto err = pCompilerInterface->build(*pDevice, inputArgs, translationOutput);
  EXPECT_EQ(TranslationOutput::ErrorCode::success, err);
  EXPECT_TRUE(hasSubstr(receivedInternalOptions, pClDevice->peekCompilerExtensions()));
  gEnvironment->fclPopDebugVars();
 }
 
-TEST_F(ClCompilerInterfaceTest, WhenCompileIsInvokedThenFclReceivesListOfExtensionsInInternalOptions) {
- USE_REAL_FILE_SYSTEM();
+TEST_F(ClCompilerInterfaceTestMockedBinaryFilesTest, WhenCompileIsInvokedThenFclReceivesListOfExtensionsInInternalOptions) {
  std::string receivedInternalOptions;
 
- MockCompilerDebugVars fclDebugVars;
- retrieveBinaryKernelFilename(fclDebugVars.fileName, "CopyBuffer_simd16_", ".spv");
  fclDebugVars.receivedInternalOptionsOutput = &receivedInternalOptions;
  gEnvironment->fclPushDebugVars(fclDebugVars);
  TranslationOutput translationOutput = {};