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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/vespalib/util/gate.h>
#include <thread>
namespace vespalib {
/**
* A TimeBomb is used to protect against deadlocked unit tests. A
* TimeBomb is constructed with a given number of seconds. If the
* TimeBomb is not destructed before the time runs out, it will abort
* the program. The recommended way to use this class is as a fixture
* for multi-threaded tests where the test may hang if something is
* wrong.
**/
class TimeBomb
{
private:
Gate _gate;
std::thread _thread;
public:
TimeBomb(size_t seconds) : TimeBomb(from_s(seconds)) {}
TimeBomb(vespalib::duration duration);
~TimeBomb(); // defuse the bomb
};
} // namespace vespalib
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