/*
 * Copyright (c) 2017, 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 "cl_api_tests.h"
#include "runtime/context/context.h"
#include "runtime/helpers/file_io.h"
#include "runtime/helpers/hw_info.h"
#include "runtime/helpers/options.h"
#include "unit_tests/helpers/test_files.h"

using namespace OCLRT;

typedef api_tests clReleaseKernelTests;

namespace ULT {

TEST_F(clReleaseKernelTests, NullKernelReturnsError) {
    retVal = clReleaseKernel(nullptr);
    EXPECT_EQ(CL_INVALID_KERNEL, retVal);
}

TEST_F(clReleaseKernelTests, retainAndrelease) {
    cl_kernel kernel = nullptr;
    cl_program program = nullptr;
    cl_int binaryStatus = CL_SUCCESS;
    void *binary = nullptr;
    size_t binarySize = 0;

    std::string testFile(testFiles);
    testFile.append("CopyBuffer_simd8_");
    testFile.append(hardwarePrefix[platformDevices[0]->pPlatform->eProductFamily]);
    testFile.append(".bin");

    binarySize = loadDataFromFile(testFile.c_str(), binary);

    ASSERT_NE(0u, binarySize);
    ASSERT_NE(nullptr, binary);

    program = clCreateProgramWithBinary(pContext, num_devices, devices, &binarySize,
                                        (const unsigned char **)&binary, &binaryStatus, &retVal);

    deleteDataReadFromFile(binary);

    EXPECT_NE(nullptr, program);
    ASSERT_EQ(CL_SUCCESS, retVal);

    retVal = clBuildProgram(program, num_devices, devices, nullptr, nullptr, nullptr);

    ASSERT_EQ(CL_SUCCESS, retVal);

    kernel = clCreateKernel(program, "CopyBuffer", &retVal);

    EXPECT_NE(nullptr, kernel);
    ASSERT_EQ(CL_SUCCESS, retVal);

    cl_uint theRef;
    retVal = clGetKernelInfo(kernel, CL_KERNEL_REFERENCE_COUNT, sizeof(cl_uint), &theRef, NULL);
    EXPECT_EQ(CL_SUCCESS, retVal);
    EXPECT_EQ(1u, theRef);

    retVal = clRetainKernel(kernel);
    EXPECT_EQ(CL_SUCCESS, retVal);
    retVal = clRetainKernel(kernel);
    EXPECT_EQ(CL_SUCCESS, retVal);

    retVal = clGetKernelInfo(kernel, CL_KERNEL_REFERENCE_COUNT, sizeof(cl_uint), &theRef, NULL);
    EXPECT_EQ(CL_SUCCESS, retVal);
    EXPECT_EQ(3u, theRef);

    retVal = clReleaseKernel(kernel);
    ASSERT_EQ(CL_SUCCESS, retVal);
    retVal = clReleaseKernel(kernel);
    ASSERT_EQ(CL_SUCCESS, retVal);

    retVal = clGetKernelInfo(kernel, CL_KERNEL_REFERENCE_COUNT, sizeof(cl_uint), &theRef, NULL);
    EXPECT_EQ(CL_SUCCESS, retVal);
    EXPECT_EQ(1u, theRef);

    retVal = clReleaseKernel(kernel);
    ASSERT_EQ(CL_SUCCESS, retVal);

    retVal = clReleaseProgram(program);
    EXPECT_EQ(CL_SUCCESS, retVal);
}
} // namespace ULT