Differential D497 Diff 1255 src/test/test_bitcoin.cpp

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src/test/test_bitcoin.cpp

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	#include "script/sigcache.h"			#include "script/sigcache.h"
	#include "txdb.h"			#include "txdb.h"
	#include "txmempool.h"			#include "txmempool.h"
	#include "ui_interface.h"			#include "ui_interface.h"
	#include "validation.h"			#include "validation.h"

	#include "test/testutil.h"			#include "test/testutil.h"

				#include <cstdio>
				#include <iostream>

				#include <atomic>
				#include <chrono>
				#include <condition_variable>
				#include <functional>
				#include <list>
	#include <memory>			#include <memory>
				#include <thread>

	#include <boost/filesystem.hpp>			#include <boost/filesystem.hpp>
	#include <boost/test/unit_test.hpp>			#include <boost/test/unit_test.hpp>
	#include <boost/thread.hpp>			#include <boost/thread.hpp>

	std::unique_ptr<CConnman> g_connman;			std::unique_ptr<CConnman> g_connman;
	uint256 insecure_rand_seed = GetRandHash();			uint256 insecure_rand_seed = GetRandHash();
	FastRandomContext insecure_rand_ctx(insecure_rand_seed);			FastRandomContext insecure_rand_ctx(insecure_rand_seed);
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	void StartShutdown() {			void StartShutdown() {
	exit(0);			exit(0);
	}			}

	bool ShutdownRequested() {			bool ShutdownRequested() {
	return false;			return false;
	}			}

				namespace {
				// A place to put misc. setup code eg "the travis workaround" that needs to run
				// at program startup and exit
				struct Init {
				Init();
				~Init();

				std::list<std::function<void(void)>> cleanup;
				};

				Init init;

				Init::Init() {

				if (getenv("TRAVIS_NOHANG_WORKAROUND")) {
				// This is a workaround for MinGW/Win32 builds on Travis sometimes
				// hanging due to no output received by Travis after a 10-minute
				// timeout.
				// The strategy here is to let the jobs finish however long they take
				// on Travis, by feeding Travis output. We start a parallel thread
				// that just prints out '.' once per second.
				struct Private {
				Private() : stop(false) {}
				std::atomic_bool stop;
				std::thread thr;
				std::condition_variable cond;
				std::mutex mut;
				} *p = new Private;

				p->thr = std::thread([p] {
				// thread func.. print dots
				std::unique_lock<std::mutex> lock(p->mut);
				unsigned ctr = 0;
				while (!p->stop) {
				if (ctr) {
				// skip first period to allow app to print first
				std::cerr << "." << std::flush;
				}
				if (!(++ctr % 79)) {
				// newline once in a while to keep travis happy
				std::cerr << std::endl;
				}
				p->cond.wait_for(lock, std::chrono::milliseconds(1000));
				}
				});

				cleanup.emplace_back([p]() {
				// cleanup function to kill the thread and delete the struct
				p->mut.lock();
				p->stop = true;
				p->cond.notify_all();
				p->mut.unlock();
				if (p->thr.joinable()) {
				p->thr.join();
				}
				delete p;
				});
				}
				}

				Init::~Init() {
				for (auto &f : cleanup) {
				if (f) {
				f();
				}
				}
				}
				} // end anonymous namespace