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// Copyright 2025 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <gtest/gtest.h>
#include "Common/WorkQueueThread.h"
TEST(WorkQueueThread, Simple)
{
Common::WorkQueueThreadSP<int> worker;
constexpr int BIG_VAL = 1000;
int x = 0;
const auto func = [&](int value) { x = value; };
worker.Push(1);
worker.WaitForCompletion();
// Still zero because it's not running.
EXPECT_EQ(x, 0);
// Does nothing if not running.
worker.Shutdown();
worker.Reset("test worker", func);
worker.WaitForCompletion();
// Items pushed before Reset are processed.
EXPECT_EQ(x, 1);
worker.Shutdown();
worker.Push(0);
worker.WaitForCompletion();
// Still 1 because it's no longer running.
EXPECT_EQ(x, 1);
worker.Cancel();
worker.Reset("test worker", func);
worker.WaitForCompletion();
// Still 1 because the work was canceled.
EXPECT_EQ(x, 1);
for (int i = 0; i != BIG_VAL; ++i)
worker.Push(i);
worker.Cancel();
// Could be any one of the pushed values.
EXPECT_LT(x, BIG_VAL);
GTEST_LOG_(INFO) << "Canceled work after item " << x;
worker.Push(2);
worker.WaitForCompletion();
// Still running after cancellation.
EXPECT_EQ(x, 2);
}
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