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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/memory/enterprise_memory_limit_evaluator.h"
#include "base/test/bind.h"
#include "base/test/task_environment.h"
#include "components/memory_pressure/multi_source_memory_pressure_monitor.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace memory {
TEST(EnterpriseMemoryLimitEvaluatorTest, OnProcessMemoryMetricsAvailable) {
base::test::TaskEnvironment task_environment;
memory_pressure::MultiSourceMemoryPressureMonitor monitor;
bool cb_called = false;
monitor.SetDispatchCallbackForTesting(base::BindLambdaForTesting(
[&](base::MemoryPressureListener::MemoryPressureLevel level) {
EXPECT_EQ(level,
base::MemoryPressureListener::MEMORY_PRESSURE_LEVEL_CRITICAL);
cb_called = true;
}));
EnterpriseMemoryLimitEvaluator evaluator(monitor.CreateVoter());
evaluator.SetResidentSetLimitMb(1);
auto observer = evaluator.StartForTesting();
observer->OnProcessMemoryMetricsAvailableForTesting(1025);
EXPECT_TRUE(cb_called);
cb_called = false;
// MEMORY_PRESSURE_LEVEL_NONE should not trigger dispatch callback.
observer->OnProcessMemoryMetricsAvailableForTesting(1023);
EXPECT_FALSE(cb_called);
EXPECT_EQ(monitor.aggregator_for_testing()->EvaluateVotesForTesting(),
base::MemoryPressureListener::MEMORY_PRESSURE_LEVEL_NONE);
evaluator.StopForTesting();
}
} // namespace memory
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