chromium/components/memory_pressure/system_memory_pressure_evaluator_linux_unittest.cc

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/memory_pressure/system_memory_pressure_evaluator_linux.h"

#include "base/functional/bind.h"
#include "base/run_loop.h"
#include "base/test/task_environment.h"
#include "build/build_config.h"
#include "components/memory_pressure/multi_source_memory_pressure_monitor.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace memory_pressure {
namespace os_linux {

namespace {

struct PressureSettings { … };

}  // namespace

// This is outside of the anonymous namespace so that it can be seen as a friend
// to the evaluator class.
class TestSystemMemoryPressureEvaluator : public SystemMemoryPressureEvaluator { … };

class LinuxSystemMemoryPressureEvaluatorTest : public testing::Test { … };

// Tests the fundamental direct calculation of memory pressure with manually
// specified threshold levels.
TEST_F(LinuxSystemMemoryPressureEvaluatorTest,
       CalculateCurrentMemoryPressureLevelCustom) { … }

// This test tests the various transition states from memory pressure, looking
// for the correct behavior on event reposting as well as state updates.
TEST_F(LinuxSystemMemoryPressureEvaluatorTest, CheckMemoryPressure) { … }

}  // namespace os_linux
}  // namespace memory_pressure