/*

* Copyright (C) 2014 - 2018 Intel Corporation.

* All rights reserved.

*

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

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

* 1. Redistributions of source code must retain the above copyright notice(s),

*    this list of conditions and the following disclaimer.

* 2. Redistributions in binary form must reproduce the above copyright notice(s),

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

*    and/or other materials provided with the distribution.

*

* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``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 HOLDER(S) 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.

*/

#pragma once

#include "framework.hpp"

#include "operations.hpp"

using std::vector;

using std::string;

using performance_tests::Operation;

using performance_tests::OperationName;

using performance_tests::Metrics;

using performance_tests::ExecutionMode;

template <class T>

class PerfTestCase

{

private:

    vector<vector<Operation *>> m_testOperations;

    Operation *m_freeOperation;

    performance_tests::PerformanceTest *m_test;

    const unsigned m_seed = 1297654;

    const unsigned m_repeats = 50;

    const unsigned m_threads = 64;

    const unsigned m_iterations = 100;

public:

    PerfTestCase()

    {

        m_freeOperation = new T(OperationName::Free);

        srand(m_seed);

        m_test = nullptr;

    }

    ~PerfTestCase()

    {

        delete m_test;

        for (vector<Operation *> ops : m_testOperations) {

            for (Operation *op : ops) {

                delete op;

            }

        }

    }

    // Perform common actions for all test cases

    Metrics runTest(vector<memkind_t> kinds = { MEMKIND_DEFAULT })

    {

        m_test->setKind(kinds);

        m_test->showInfo();

        m_test->run();

        return m_test->getMetrics();

    }

    // malloc only

    // 128 bytes

    void setupTest_singleOpSingleIter()

    {

        m_testOperations = { { new T(OperationName::Malloc) } };

        m_test = new performance_tests::PerformanceTest(m_repeats, m_threads,

                                                        m_iterations * 10);

        m_test->setOperations(m_testOperations, m_freeOperation);

        m_test->setAllocationSizes({ 128 });

    }

    // malloc, calloc, realloc and align (equal probability)

    // 120, 521, 1200 and 4099 bytes

    void setupTest_manyOpsSingleIter()

    {

        m_testOperations = { {

                new T(OperationName::Malloc, 25),

                new T(OperationName::Calloc, 50),

                new T(OperationName::Realloc, 75),

                new T(OperationName::Align, 100)

            }

        };

        m_test = new performance_tests::PerformanceTest(m_repeats, m_threads,

                                                        m_iterations * 10);

        m_test->setOperations(m_testOperations, m_freeOperation);

        m_test->setAllocationSizes({ 120, 521, 1200, 4099 });

    }

    // malloc, calloc, realloc and align (equal probability)

    // 500000, 1000000, 2000000 and 4000000 bytes

    void setupTest_manyOpsSingleIterHugeAlloc()

    {

        m_testOperations = { {

                new T(OperationName::Malloc, 25),

                new T(OperationName::Calloc, 50),

                new T(OperationName::Realloc, 75),

                new T(OperationName::Align, 100)

            }

        };

        m_test = new performance_tests::PerformanceTest(m_repeats, m_threads,

                                                        m_iterations);

        m_test->setOperations(m_testOperations, m_freeOperation);

        m_test->setAllocationSizes({ 500000, 1000000, 2000000, 4000000 });

    }

    // 4 iterations of each thread (first malloc, then calloc, realloc and align)

    // 120, 521, 1200 and 4099 bytes

    void setupTest_singleOpManyIters()

    {

        m_testOperations = {

            { new T(OperationName::Malloc, 100) },

            { new T(OperationName::Calloc, 100) },

            { new T(OperationName::Realloc, 100) },

            { new T(OperationName::Align, 100) }

        };

        m_test = new performance_tests::PerformanceTest(m_repeats, m_threads,

                                                        m_iterations * 10);

        m_test->setOperations(m_testOperations, m_freeOperation);

        m_test->setAllocationSizes({ 120, 521, 1200, 4099 });

        m_test->setExecutionMode(ExecutionMode::ManyIterations);

    }

    // 4 iterations of each thread, all with same set of operations (malloc, then calloc, realloc and align),

    // but different operation probability

    // 120, 521, 1200 and 4099 bytes

    void setupTest_manyOpsManyIters()

    {

        m_testOperations = {

            {

                new T(OperationName::Malloc, 25),

                new T(OperationName::Calloc, 50),

                new T(OperationName::Realloc, 75),

                new T(OperationName::Align, 100)

            },

            {

                new T(OperationName::Malloc, 50),

                new T(OperationName::Calloc, 70),

                new T(OperationName::Realloc, 80),

                new T(OperationName::Align, 100)

            },

            {

                new T(OperationName::Calloc, 50),

                new T(OperationName::Malloc, 60),

                new T(OperationName::Realloc, 75),

                new T(OperationName::Align, 100)

            },

            {

                new T(OperationName::Realloc, 60),

                new T(OperationName::Malloc, 80),

                new T(OperationName::Calloc, 90),

                new T(OperationName::Align, 100)

            },

            {

                new T(OperationName::Realloc, 40),

                new T(OperationName::Malloc, 55),

                new T(OperationName::Calloc, 70),

                new T(OperationName::Align, 100)

            }

        };

        m_test = new performance_tests::PerformanceTest(m_repeats, m_threads,

                                                        m_iterations * 10);

        m_test->setOperations(m_testOperations, m_freeOperation);

        m_test->setAllocationSizes({ 120, 521, 1200, 4099 });

        m_test->setExecutionMode(ExecutionMode::ManyIterations);

    }

};