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// Copyright (C) 2020-2021 Joel Rosdahl and other contributors
//
// See doc/AUTHORS.adoc for a complete list of contributors.
//
// This program is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 3 of the License, or (at your option)
// any later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
// more details.
//
// You should have received a copy of the GNU General Public License along with
// this program; if not, write to the Free Software Foundation, Inc., 51
// Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#include "TestUtil.hpp"
#include <core/Statistic.hpp>
#include <core/StatisticsCounters.hpp>
#include "third_party/doctest.h"
using core::Statistic;
using core::StatisticsCounters;
using TestUtil::TestContext;
TEST_SUITE_BEGIN("core::StatisticsCounters");
TEST_CASE("StatisticsCounters")
{
TestContext test_context;
StatisticsCounters counters;
CHECK(counters.size() == static_cast<size_t>(Statistic::END));
SUBCASE("Get and set statistic")
{
CHECK(counters.get(Statistic::cache_miss) == 0);
counters.set(Statistic::cache_miss, 27);
CHECK(counters.get(Statistic::cache_miss) == 27);
}
SUBCASE("Get and set raw index")
{
CHECK(counters.get_raw(4) == 0);
counters.set_raw(4, 27);
CHECK(counters.get(Statistic::cache_miss) == 27);
}
SUBCASE("Set future raw counter")
{
const auto future_index = static_cast<size_t>(Statistic::END) + 2;
counters.set_raw(future_index, 42);
CHECK(counters.get_raw(future_index) == 42);
}
SUBCASE("Increment single counter")
{
counters.set(Statistic::cache_miss, 4);
counters.increment(Statistic::cache_miss);
CHECK(counters.get(Statistic::cache_miss) == 5);
counters.increment(Statistic::cache_miss, -3);
CHECK(counters.get(Statistic::cache_miss) == 2);
counters.increment(Statistic::cache_miss, -3);
CHECK(counters.get(Statistic::cache_miss) == 0);
}
SUBCASE("Increment many counters")
{
counters.set(Statistic::direct_cache_hit, 3);
counters.set(Statistic::cache_miss, 2);
counters.set(Statistic::files_in_cache, 10);
counters.set(Statistic::cache_size_kibibyte, 1);
StatisticsCounters updates;
updates.set(Statistic::direct_cache_hit, 6);
updates.set(Statistic::cache_miss, 5);
updates.set(Statistic::files_in_cache, -1);
updates.set(Statistic::cache_size_kibibyte, -4);
counters.increment(updates);
CHECK(counters.get(Statistic::direct_cache_hit) == 9);
CHECK(counters.get(Statistic::cache_miss) == 7);
CHECK(counters.get(Statistic::files_in_cache) == 9);
CHECK(counters.get(Statistic::cache_size_kibibyte) == 0); // No wrap-around
}
}
TEST_SUITE_END();
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