From 6c521a7936fa5cc55b55cdf6f0bc94318c384c60 Mon Sep 17 00:00:00 2001
From: Kamil Diedrich <kamil.diedrich@intel.com>
Date: Tue, 14 Aug 2018 08:52:52 +0200
Subject: [PATCH] Mock method for reading elf binary file

Change-Id: Ifda051bf93fca6b63c6e99ab9e91740c5049504c
---
 .../api/cl_get_program_build_info_tests.inl   | 22 ++++-------
 unit_tests/elflib/elf_binary_simulator.h      | 37 +++++++++++++++++++
 2 files changed, 44 insertions(+), 15 deletions(-)
 create mode 100644 unit_tests/elflib/elf_binary_simulator.h

diff --git a/unit_tests/api/cl_get_program_build_info_tests.inl b/unit_tests/api/cl_get_program_build_info_tests.inl
index 70abedb582..3d3ccbb542 100644
--- a/unit_tests/api/cl_get_program_build_info_tests.inl
+++ b/unit_tests/api/cl_get_program_build_info_tests.inl
@@ -26,6 +26,7 @@
 #include "runtime/compiler_interface/compiler_interface.h"
 #include "runtime/helpers/file_io.h"
 #include "runtime/helpers/options.h"
+#include "unit_tests/elflib/elf_binary_simulator.h"
 #include "unit_tests/helpers/test_files.h"
 #include "unit_tests/helpers/kernel_binary_helper.h"
 
@@ -113,28 +114,21 @@ TEST_F(clGetProgramBuildInfoTests, givenSourceWhenclGetProgramBuildInfoIsCalledT
 TEST_F(clGetProgramBuildInfoTests, givenElfBinaryWhenclGetProgramBuildInfoIsCalledThenReturnClBuildNone) {
     cl_program pProgram = nullptr;
     cl_int binaryStatus = CL_INVALID_VALUE;
-    void *pBinary = nullptr;
-    size_t binarySize = 0;
-    std::string testFile;
-    retrieveBinaryKernelFilename(testFile, "CopyBuffer_simd8_", ".bin");
 
-    ASSERT_EQ(true, fileExists(testFile));
-
-    binarySize = loadDataFromFile(
-        testFile.c_str(),
-        pBinary);
-
-    ASSERT_NE(0u, binarySize);
-    ASSERT_NE(nullptr, pBinary);
+    CLElfLib::ElfBinaryStorage elfBinary;
+    MockElfBinary(elfBinary);
 
+    const size_t binarySize = elfBinary.size();
+    const unsigned char *elfBinaryTemp = reinterpret_cast<unsigned char *>(elfBinary.data());
     pProgram = clCreateProgramWithBinary(
         pContext,
         num_devices,
         devices,
         &binarySize,
-        (const unsigned char **)&pBinary,
+        &elfBinaryTemp,
         &binaryStatus,
         &retVal);
+
     EXPECT_EQ(CL_SUCCESS, retVal);
     EXPECT_NE(nullptr, pProgram);
     EXPECT_EQ(CL_SUCCESS, binaryStatus);
@@ -144,8 +138,6 @@ TEST_F(clGetProgramBuildInfoTests, givenElfBinaryWhenclGetProgramBuildInfoIsCall
     EXPECT_EQ(CL_SUCCESS, retVal);
     EXPECT_EQ(CL_BUILD_NONE, buildStatus);
 
-    deleteDataReadFromFile(pBinary);
-
     retVal = clReleaseProgram(pProgram);
     EXPECT_EQ(CL_SUCCESS, retVal);
     CompilerInterface::shutdown();
diff --git a/unit_tests/elflib/elf_binary_simulator.h b/unit_tests/elflib/elf_binary_simulator.h
new file mode 100644
index 0000000000..f4efc83c20
--- /dev/null
+++ b/unit_tests/elflib/elf_binary_simulator.h
@@ -0,0 +1,37 @@
+/*
+ * 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.
+ */
+
+#pragma once
+#include "elf/types.h"
+#include "elf/writer.h"
+
+namespace OCLRT {
+
+void MockElfBinary(CLElfLib::ElfBinaryStorage &elfBinary) {
+    CLElfLib::CElfWriter elfWriter(CLElfLib::E_EH_TYPE::EH_TYPE_OPENCL_LIBRARY, CLElfLib::E_EH_MACHINE::EH_MACHINE_NONE, 0);
+    elfWriter.addSection(CLElfLib::SSectionNode(CLElfLib::E_SH_TYPE::SH_TYPE_OPENCL_OPTIONS, CLElfLib::E_SH_FLAG::SH_FLAG_NONE, "BuildOptions", "\0", 1u));
+
+    elfBinary.resize(elfWriter.getTotalBinarySize());
+
+    elfWriter.resolveBinary(elfBinary);
+}
+} // namespace OCLRT