// Copyright 2012 Google Inc.
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//
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// modification, are permitted provided that the following conditions are
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//
// * Redistributions of source code must retain the above copyright
//   notice, this list of conditions and the following disclaimer.
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//   may be used to endorse or promote products derived from this software
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#if defined(HAVE_CONFIG_H)
#   include "config.h"
#endif

#include "utils/memory.hpp"

#include <cstring>

#include <atf-c++.hpp>

#include "utils/units.hpp"

namespace units = utils::units;


ATF_TEST_CASE_WITHOUT_HEAD(physical_memory);
ATF_TEST_CASE_BODY(physical_memory)
{
    const units::bytes memory = utils::physical_memory();

    if (std::strcmp(MEMORY_QUERY_TYPE, "unknown") == 0) {
        ATF_REQUIRE(memory == 0);
    } else if (std::strcmp(MEMORY_QUERY_TYPE, "sysctlbyname") == 0) {
        ATF_REQUIRE(memory > 0);
        ATF_REQUIRE(memory < 100 * units::TB);  // Large enough for now...
    } else {
        fail("Unimplemented memory query type");
    }
}


ATF_INIT_TEST_CASES(tcs)
{
    ATF_ADD_TEST_CASE(tcs, physical_memory);
}