// Copyright(c) 2017-2018, Intel Corporation

//

// Redistribution  and  use  in source  and  binary  forms,  with  or  without

// modification, are permitted provided that the following conditions are met:

//

// * Redistributions of  source code  must retain the  above copyright notice,

//   this list of conditions and the following disclaimer.

// * Redistributions in binary form must reproduce the above copyright notice,

//   this list of conditions and the following disclaimer in the documentation

//   and/or other materials provided with the distribution.

// * Neither the name  of Intel Corporation  nor the names of its contributors

//   may be used to  endorse or promote  products derived  from this  software

//   without specific prior written permission.

//

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,  BUT NOT LIMITED TO,  THE

// IMPLIED WARRANTIES OF  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

// ARE DISCLAIMED.  IN NO EVENT  SHALL THE COPYRIGHT OWNER  OR CONTRIBUTORS BE

// LIABLE  FOR  ANY  DIRECT,  INDIRECT,  INCIDENTAL,  SPECIAL,  EXEMPLARY,  OR

// CONSEQUENTIAL  DAMAGES  (INCLUDING,  BUT  NOT LIMITED  TO,  PROCUREMENT  OF

// SUBSTITUTE GOODS OR SERVICES;  LOSS OF USE,  DATA, OR PROFITS;  OR BUSINESS

// INTERRUPTION)  HOWEVER CAUSED  AND ON ANY THEORY  OF LIABILITY,  WHETHER IN

// CONTRACT,  STRICT LIABILITY,  OR TORT  (INCLUDING NEGLIGENCE  OR OTHERWISE)

// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,  EVEN IF ADVISED OF THE

// POSSIBILITY OF SUCH DAMAGE.

#include "types_int.h"

#include "xfpga.h"

#include "intel-fpga.h"

#include "fpga-dfl.h"

#include "gtest/gtest.h"

#include "mock/test_system.h"

#include "sysfs_int.h"

#include <linux/ioctl.h>

extern "C" {

int xfpga_plugin_initialize(void);

int xfpga_plugin_finalize(void);

}

using namespace opae::testing;

class reset_c_p

    : public ::testing::TestWithParam<std::string> {

 protected:

  reset_c_p()

  : handle_(nullptr),

    tokens_{{nullptr, nullptr}} {}

  virtual void SetUp() override {

    ASSERT_TRUE(test_platform::exists(GetParam()));

    platform_ = test_platform::get(GetParam());

    system_ = test_system::instance();

    system_->initialize();

    system_->prepare_syfs(platform_);

    ASSERT_EQ(xfpga_plugin_initialize(), FPGA_OK);

    ASSERT_EQ(xfpga_fpgaGetProperties(nullptr, &filter_), FPGA_OK);

    ASSERT_EQ(fpgaPropertiesSetObjectType(filter_, FPGA_ACCELERATOR), FPGA_OK);

    ASSERT_EQ(xfpga_fpgaEnumerate(&filter_, 1, tokens_.data(), tokens_.size(),

                            &num_matches_),

              FPGA_OK);

    ASSERT_EQ(xfpga_fpgaOpen(tokens_[0], &handle_, 0), FPGA_OK);

  }

  virtual void TearDown() override {

    EXPECT_EQ(fpgaDestroyProperties(&filter_), FPGA_OK);

    if (handle_ != nullptr) { EXPECT_EQ(xfpga_fpgaClose(handle_), FPGA_OK); }

    for (auto &t : tokens_) {

      if (t) {

        EXPECT_EQ(xfpga_fpgaDestroyToken(&t), FPGA_OK);

        t = nullptr;

      }

    }

    xfpga_plugin_finalize();

    system_->finalize();

  }

  fpga_handle handle_;

  std::array<fpga_token, 2> tokens_;

  fpga_properties filter_;

  uint32_t num_matches_;

  test_platform platform_;

  test_system *system_;

};

/**

 * @test       reset_c

 * @brief      test_port_drv_reset

 * @details    When the parameters are invalid and the drivers are loaded,

 *             xfpga_fpgaReset returns FPGA_INVALID_PARAM.

 *

 */

TEST_P(reset_c_p, test_port_drv_reset) {

  EXPECT_EQ(FPGA_INVALID_PARAM, xfpga_fpgaReset(NULL));

}

/**

 * @test       reset_c

 * @brief      test_port_drv_reset_02

 * @details    When the parameters are invalid and the drivers are

 *             loaded, xfpga_fpgaReset return error.

 *

 */

TEST_P(reset_c_p, test_port_drv_reset_02) {

  // Reset slot

  EXPECT_EQ(FPGA_INVALID_PARAM, xfpga_fpgaReset(NULL));

  struct _fpga_handle* _handle = (struct _fpga_handle*)handle_;

  _handle->magic = 0x123;

  EXPECT_NE(FPGA_OK, xfpga_fpgaReset(handle_));

  _handle->magic = FPGA_HANDLE_MAGIC;

}

/**

 * @test       reset_c

 * @brief      test_port_drv_reset_03

 * @details    When the fddev is invalid and the drivers are

 *             loaded, xfpga_fpgaReset return error.

 *

 */

TEST_P(reset_c_p, test_port_drv_reset_03) {

  int fddev = -1;

  struct _fpga_handle* _handle = (struct _fpga_handle*)handle_;

#ifndef BUILD_ASE

  fddev = _handle->fddev;

  _handle->fddev = -1;

  EXPECT_NE(FPGA_OK, xfpga_fpgaReset(handle_));

#else

  EXPECT_EQ(FPGA_OK, xfpga_fpgaReset(handle_));

#endif

  _handle->fddev = fddev;

}

/**

 * @test       reset_c

 * @brief      valid_port_reset

 * @details    When the handle is valid and the drivers are

 *             loaded, xfpga_fpgaReset return FPGA_OK.

 *

 */

TEST_P(reset_c_p, valid_port_reset) {

  EXPECT_EQ(FPGA_OK, xfpga_fpgaReset(handle_));

} 

INSTANTIATE_TEST_CASE_P(reset_c, reset_c_p, ::testing::ValuesIn(test_platform::keys(true)));

class reset_c_mock_p : public reset_c_p {

 protected:

  reset_c_mock_p() {}

};

/**

 * @test       reset_c

 * @brief      test_port_drv_reset_01

 * @details    When the parameters are valid and the drivers are loaded,

 *             xfpga_fpgaReset returns FPGA_EXCEPTION.

 *

 */

TEST_P(reset_c_mock_p, test_port_drv_reset_01) {

  system_->register_ioctl_handler(FPGA_PORT_RESET,dummy_ioctl<-1,EINVAL>);

  system_->register_ioctl_handler(DFL_FPGA_PORT_RESET, dummy_ioctl<-1, EINVAL>);

  EXPECT_EQ(FPGA_INVALID_PARAM, xfpga_fpgaReset(handle_));

}

INSTANTIATE_TEST_CASE_P(reset_c, reset_c_mock_p,

                        ::testing::ValuesIn(test_platform::mock_platforms()));