// Copyright(c) 2018, Intel Corporation

//

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// 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"

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

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

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extern "C" {

#include <json-c/json.h>

#include <uuid/uuid.h>

#include "opae_int.h"

}

#include <opae/fpga.h>

#include <array>

#include <cstdlib>

#include <map>

#include <memory>

#include <string>

#include <vector>

#include "gtest/gtest.h"

#include "mock/test_system.h"

using namespace opae::testing;

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

 protected:

  open_c_p() : 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_);

    filter_ = nullptr;

    ASSERT_EQ(fpgaInitialize(NULL), FPGA_OK);

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

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

    num_matches_ = 0;

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

                            &num_matches_),

              FPGA_OK);

    EXPECT_EQ(num_matches_, platform_.devices.size());

    accel_ = nullptr;

  }

  virtual void TearDown() override {

    EXPECT_EQ(fpgaDestroyProperties(&filter_), FPGA_OK);

    for (auto &t : tokens_) {

      if (t) {

        EXPECT_EQ(fpgaDestroyToken(&t), FPGA_OK);

        t = nullptr;

      }

    }

    fpgaFinalize();

    system_->finalize();

  }

  std::array<fpga_token, 2> tokens_;

  fpga_properties filter_;

  fpga_handle accel_;

  test_platform platform_;

  uint32_t num_matches_;

  test_system *system_;

};

TEST_P(open_c_p, mallocfails) {

    // Invalidate the allocation of the wrapped handle.

    system_->invalidate_malloc(0, "opae_allocate_wrapped_handle");

    ASSERT_EQ(fpgaOpen(tokens_[0], &accel_, 0), FPGA_NO_MEMORY);

    EXPECT_EQ(accel_, nullptr);

}

INSTANTIATE_TEST_CASE_P(open_c, open_c_p, 

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