Method ExpectLogPattern

test/base-testloggerfixture.hpp:27–54

	};

	auto ExpectLogPattern(const std::string& pattern,
		const std::chrono::milliseconds& timeout = std::chrono::seconds(0))
	{
		std::unique_lock lock(m_Mutex);
		for (const auto& logEntry : m_LogEntries) {
			if (boost::regex_match(logEntry.Message.GetData(), boost::regex(pattern))) {
				return boost::test_tools::assertion_result{true};
			}
		}

		if (timeout == std::chrono::seconds(0)) {
			return boost::test_tools::assertion_result{false};
		}

		auto expect = std::make_shared<Expect>(Expect{pattern, std::promise<bool>()});
		m_Expects.emplace_back(expect);
		lock.unlock();

		auto future = expect->prom.get_future();
		auto status = future.wait_for(timeout);
		boost::test_tools::assertion_result ret{status == std::future_status::ready && future.get()};
		ret.message() << "Pattern \"" << pattern << "\" in log within " << timeout.count() << "ms";

		lock.lock();
		m_Expects.erase(boost::range::remove(m_Expects, expect), m_Expects.end());

		return ret;
	}

	void Clear()
	{