/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef _BENCHMARK_BENCHMARKBASE_H_
#define _BENCHMARK_BENCHMARKBASE_H_

#include <cppunit/TestFixture.h>
#include <cppunit/extensions/HelperMacros.h>
#include <decaf/lang/Runnable.h>
#include <benchmark/PerformanceTimer.h>
#include <string>
#include <iostream>

namespace benchmark{

    template < class NAME, class TARGET, int ITERATIONS = 100 >
    class BenchmarkBase : public decaf::lang::Runnable,
                          public CppUnit::TestFixture
    {
        CPPUNIT_TEST_SUITE( NAME );
        CPPUNIT_TEST( runBenchmark );
        CPPUNIT_TEST_SUITE_END();

    private:

        PerformanceTimer timer;

    public:

        BenchmarkBase() : timer() {}
        virtual ~BenchmarkBase() {}

        int getIterations() const {
            return ITERATIONS;
        }

        void runBenchmark(){

            for( int i = 0; i < ITERATIONS; ++i ){
                timer.start();
                this->run();
                timer.stop();
            }

            std::cout << typeid( TARGET ).name() << " Benchmark Time = "
                      << timer.getAverageTime() << " Millisecs"
                      << std::endl;
        }

    };

}

#endif /*_BENCHMARK_BENCHMARKBASE_H_*/
