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dd9b0953b8
* In namespace ripple, introduces get_name function that takes a
std:🧵:native_handle_type and returns a std::string.
* In namespace ripple, introduces get_name function that takes a
std::thread or std::jthread and returns a std::string.
* In namespace ripple::this_thread, introduces get_name function
that takes no parameters and returns the name of the current
thread as a std::string.
* In namespace ripple::this_thread, introduces set_name function
that takes a std::string_view and sets the name of the current
thread.
* Intended to replace the beast utilities setCurrentThreadName
and getCurrentThreadName.
84 lines
2.6 KiB
C++
84 lines
2.6 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2017 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#include <ripple/basics/ThreadUtilities.h>
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#include <ripple/beast/unit_test.h>
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namespace ripple {
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namespace test {
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class ThreadName_test : public beast::unit_test::suite
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{
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private:
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static void
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exerciseName(
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std::string myName,
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std::atomic<bool>* stop,
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std::atomic<int>* state)
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{
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// Set the new name.
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this_thread::set_name(myName);
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// Indicate to caller that the name is set.
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*state = 1;
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// Wait until all threads have their names.
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while (!*stop)
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;
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// Make sure the thread name that we set before is still there
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// (not overwritten by, for instance, another thread).
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if (this_thread::get_name() == myName)
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*state = 2;
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}
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public:
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void
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run() override
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{
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// Make two different threads with two different names. Make sure
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// that the expected thread names are still there when the thread
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// exits.
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std::atomic<bool> stop{false};
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std::atomic<int> stateA{0};
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std::thread tA(exerciseName, "tA", &stop, &stateA);
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std::atomic<int> stateB{0};
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std::thread tB(exerciseName, "tB", &stop, &stateB);
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// Wait until both threads have set their names.
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while (stateA == 0 || stateB == 0)
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;
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stop = true;
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tA.join();
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tB.join();
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// Both threads should still have the expected name when they exit.
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BEAST_EXPECT(stateA == 2);
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BEAST_EXPECT(stateB == 2);
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}
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};
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BEAST_DEFINE_TESTSUITE(ThreadName, basics, ripple);
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} // namespace test
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} // namespace ripple
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