Differential D8878 Diff 26884 src/test/util_threadnames_tests.cpp

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src/test/util_threadnames_tests.cpp

// Copyright (c) 2018 The Bitcoin Core developers		// Copyright (c) 2018 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying		// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.		// file COPYING or http://www.opensource.org/licenses/mit-license.php.

		#include <util/string.h>
#include <util/threadnames.h>		#include <util/threadnames.h>

#if defined(HAVE_CONFIG_H)		#if defined(HAVE_CONFIG_H)
#include <config/bitcoin-config.h>		#include <config/bitcoin-config.h>
#endif		#endif

#include <test/util/setup_common.h>		#include <test/util/setup_common.h>

Show All 14 Lines
* @return the set of name each thread has after attempted renaming.		* @return the set of name each thread has after attempted renaming.
*/		*/
std::set<std::string> RenameEnMasse(int num_threads) {		std::set<std::string> RenameEnMasse(int num_threads) {
std::vector<std::thread> threads;		std::vector<std::thread> threads;
std::set<std::string> names;		std::set<std::string> names;
std::mutex lock;		std::mutex lock;

auto RenameThisThread = [&](int i) {		auto RenameThisThread = [&](int i) {
util::ThreadRename(TEST_THREAD_NAME_BASE + std::to_string(i));		util::ThreadRename(TEST_THREAD_NAME_BASE + ToString(i));
std::lock_guard<std::mutex> guard(lock);		std::lock_guard<std::mutex> guard(lock);
names.insert(util::ThreadGetInternalName());		names.insert(util::ThreadGetInternalName());
};		};

for (int i = 0; i < num_threads; ++i) {		for (int i = 0; i < num_threads; ++i) {
threads.push_back(std::thread(RenameThisThread, i));		threads.push_back(std::thread(RenameThisThread, i));
}		}

Show All 12 Lines	BOOST_AUTO_TEST_CASE(util_threadnames_test_rename_threaded) {
BOOST_CHECK_EQUAL(util::ThreadGetInternalName(), "");		BOOST_CHECK_EQUAL(util::ThreadGetInternalName(), "");

std::set<std::string> names = RenameEnMasse(100);		std::set<std::string> names = RenameEnMasse(100);

BOOST_CHECK_EQUAL(names.size(), 100);		BOOST_CHECK_EQUAL(names.size(), 100);

// Names "test_thread.[n]" should exist for n = [0, 99]		// Names "test_thread.[n]" should exist for n = [0, 99]
for (int i = 0; i < 100; ++i) {		for (int i = 0; i < 100; ++i) {
BOOST_CHECK(names.find(TEST_THREAD_NAME_BASE + std::to_string(i)) !=		BOOST_CHECK(names.find(TEST_THREAD_NAME_BASE + ToString(i)) !=
names.end());		names.end());
}		}
}		}

BOOST_AUTO_TEST_SUITE_END()		BOOST_AUTO_TEST_SUITE_END()