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/* Author: Ioan Sucan */

#define BOOST_TEST_MODULE "Memory"
#include <boost/test/unit_test.hpp>
#include "ompl/tools/benchmark/MachineSpecs.h"
#include "../BoostTestTeamCityReporter.h"
#include <cstring>
#include <cstdlib>
#include <iostream>

using namespace ompl;

/* Just test we get some random values */
BOOST_AUTO_TEST_CASE(Simple)
{
    BOOST_CHECK(machine::getHostname().size() > 0);

    BOOST_CHECK(machine::getCPUInfo().size() > 0);

    machine::MemUsage_t start = machine::getProcessMemoryUsage();

    const unsigned int mb = 39;
    machine::MemUsage_t size = mb * 1024 * 1024 / sizeof(char);
    char *data = (char*)malloc(size);
    memset(data, 0, size);

    machine::MemUsage_t u = machine::getProcessMemoryUsage() - start;

    int allocated_MB = (size/1024)/1024;
    int used_MB =  (u/1024)/1024;

    BOOST_CHECK(abs(used_MB - allocated_MB) < 2);

    free(data);
}
