Author: stl_msft
Date: Fri Jul 28 17:55:27 2017
New Revision: 309467
URL: http://llvm.org/viewvc/llvm-project?rev=309467&view=rev
Log:
[libcxx] [test] The entire file futures.shared_future/wait_until.pass.cpp was
indented by 1 space. NFC.
Modified:
libcxx/trunk/test/std/thread/futures/futures.shared_future/wait_until.pass.cpp
Modified:
libcxx/trunk/test/std/thread/futures/futures.shared_future/wait_until.pass.cpp
URL:
http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/thread/futures/futures.shared_future/wait_until.pass.cpp?rev=309467&r1=309466&r2=309467&view=diff
==============================================================================
---
libcxx/trunk/test/std/thread/futures/futures.shared_future/wait_until.pass.cpp
(original)
+++
libcxx/trunk/test/std/thread/futures/futures.shared_future/wait_until.pass.cpp
Fri Jul 28 17:55:27 2017
@@ -1,130 +1,130 @@
-
//===----------------------------------------------------------------------===//
- //
- // The LLVM Compiler Infrastructure
- //
- // This file is dual licensed under the MIT and the University of Illinois
Open
- // Source Licenses. See LICENSE.TXT for details.
- //
-
//===----------------------------------------------------------------------===//
- //
- // UNSUPPORTED: libcpp-has-no-threads
- // UNSUPPORTED: c++98, c++03
-
- // <future>
-
- // class shared_future<R>
-
- // template <class Clock, class Duration>
- // future_status
- // wait_until(const chrono::time_point<Clock, Duration>& abs_time) const;
-
- #include <future>
- #include <atomic>
- #include <cassert>
-
- enum class WorkerThreadState { Uninitialized, AllowedToRun, Exiting };
- typedef std::chrono::milliseconds ms;
-
- std::atomic<WorkerThreadState> thread_state(WorkerThreadState::Uninitialized);
-
- void set_worker_thread_state(WorkerThreadState state)
- {
- thread_state.store(state, std::memory_order_relaxed);
- }
-
- void wait_for_worker_thread_state(WorkerThreadState state)
- {
- while (thread_state.load(std::memory_order_relaxed) != state);
- }
-
- void func1(std::promise<int> p)
- {
- wait_for_worker_thread_state(WorkerThreadState::AllowedToRun);
- p.set_value(3);
- set_worker_thread_state(WorkerThreadState::Exiting);
- }
-
- int j = 0;
-
- void func3(std::promise<int&> p)
- {
- wait_for_worker_thread_state(WorkerThreadState::AllowedToRun);
- j = 5;
- p.set_value(j);
- set_worker_thread_state(WorkerThreadState::Exiting);
- }
-
- void func5(std::promise<void> p)
- {
- wait_for_worker_thread_state(WorkerThreadState::AllowedToRun);
- p.set_value();
- set_worker_thread_state(WorkerThreadState::Exiting);
- }
-
- int main()
- {
- typedef std::chrono::high_resolution_clock Clock;
- {
- typedef int T;
- std::promise<T> p;
- std::shared_future<T> f = p.get_future();
- std::thread(func1, std::move(p)).detach();
- assert(f.valid());
- assert(f.wait_until(Clock::now() + ms(10)) ==
std::future_status::timeout);
- assert(f.valid());
-
- // allow the worker thread to produce the result and wait until the
worker is done
- set_worker_thread_state(WorkerThreadState::AllowedToRun);
- wait_for_worker_thread_state(WorkerThreadState::Exiting);
-
- assert(f.wait_until(Clock::now() + ms(10)) ==
std::future_status::ready);
- assert(f.valid());
- Clock::time_point t0 = Clock::now();
- f.wait();
- Clock::time_point t1 = Clock::now();
- assert(f.valid());
- assert(t1-t0 < ms(5));
- }
- {
- typedef int& T;
- std::promise<T> p;
- std::shared_future<T> f = p.get_future();
- std::thread(func3, std::move(p)).detach();
- assert(f.valid());
- assert(f.wait_until(Clock::now() + ms(10)) ==
std::future_status::timeout);
- assert(f.valid());
-
- // allow the worker thread to produce the result and wait until the
worker is done
- set_worker_thread_state(WorkerThreadState::AllowedToRun);
- wait_for_worker_thread_state(WorkerThreadState::Exiting);
-
- assert(f.wait_until(Clock::now() + ms(10)) ==
std::future_status::ready);
- assert(f.valid());
- Clock::time_point t0 = Clock::now();
- f.wait();
- Clock::time_point t1 = Clock::now();
- assert(f.valid());
- assert(t1-t0 < ms(5));
- }
- {
- typedef void T;
- std::promise<T> p;
- std::shared_future<T> f = p.get_future();
- std::thread(func5, std::move(p)).detach();
- assert(f.valid());
- assert(f.wait_until(Clock::now() + ms(10)) ==
std::future_status::timeout);
- assert(f.valid());
-
- // allow the worker thread to produce the result and wait until the
worker is done
- set_worker_thread_state(WorkerThreadState::AllowedToRun);
- wait_for_worker_thread_state(WorkerThreadState::Exiting);
-
- assert(f.wait_until(Clock::now() + ms(10)) ==
std::future_status::ready);
- assert(f.valid());
- Clock::time_point t0 = Clock::now();
- f.wait();
- Clock::time_point t1 = Clock::now();
- assert(f.valid());
- assert(t1-t0 < ms(5));
- }
- }
+//===----------------------------------------------------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// UNSUPPORTED: libcpp-has-no-threads
+// UNSUPPORTED: c++98, c++03
+
+// <future>
+
+// class shared_future<R>
+
+// template <class Clock, class Duration>
+// future_status
+// wait_until(const chrono::time_point<Clock, Duration>& abs_time) const;
+
+#include <future>
+#include <atomic>
+#include <cassert>
+
+enum class WorkerThreadState { Uninitialized, AllowedToRun, Exiting };
+typedef std::chrono::milliseconds ms;
+
+std::atomic<WorkerThreadState> thread_state(WorkerThreadState::Uninitialized);
+
+void set_worker_thread_state(WorkerThreadState state)
+{
+ thread_state.store(state, std::memory_order_relaxed);
+}
+
+void wait_for_worker_thread_state(WorkerThreadState state)
+{
+ while (thread_state.load(std::memory_order_relaxed) != state);
+}
+
+void func1(std::promise<int> p)
+{
+ wait_for_worker_thread_state(WorkerThreadState::AllowedToRun);
+ p.set_value(3);
+ set_worker_thread_state(WorkerThreadState::Exiting);
+}
+
+int j = 0;
+
+void func3(std::promise<int&> p)
+{
+ wait_for_worker_thread_state(WorkerThreadState::AllowedToRun);
+ j = 5;
+ p.set_value(j);
+ set_worker_thread_state(WorkerThreadState::Exiting);
+}
+
+void func5(std::promise<void> p)
+{
+ wait_for_worker_thread_state(WorkerThreadState::AllowedToRun);
+ p.set_value();
+ set_worker_thread_state(WorkerThreadState::Exiting);
+}
+
+int main()
+{
+ typedef std::chrono::high_resolution_clock Clock;
+ {
+ typedef int T;
+ std::promise<T> p;
+ std::shared_future<T> f = p.get_future();
+ std::thread(func1, std::move(p)).detach();
+ assert(f.valid());
+ assert(f.wait_until(Clock::now() + ms(10)) ==
std::future_status::timeout);
+ assert(f.valid());
+
+ // allow the worker thread to produce the result and wait until the
worker is done
+ set_worker_thread_state(WorkerThreadState::AllowedToRun);
+ wait_for_worker_thread_state(WorkerThreadState::Exiting);
+
+ assert(f.wait_until(Clock::now() + ms(10)) ==
std::future_status::ready);
+ assert(f.valid());
+ Clock::time_point t0 = Clock::now();
+ f.wait();
+ Clock::time_point t1 = Clock::now();
+ assert(f.valid());
+ assert(t1-t0 < ms(5));
+ }
+ {
+ typedef int& T;
+ std::promise<T> p;
+ std::shared_future<T> f = p.get_future();
+ std::thread(func3, std::move(p)).detach();
+ assert(f.valid());
+ assert(f.wait_until(Clock::now() + ms(10)) ==
std::future_status::timeout);
+ assert(f.valid());
+
+ // allow the worker thread to produce the result and wait until the
worker is done
+ set_worker_thread_state(WorkerThreadState::AllowedToRun);
+ wait_for_worker_thread_state(WorkerThreadState::Exiting);
+
+ assert(f.wait_until(Clock::now() + ms(10)) ==
std::future_status::ready);
+ assert(f.valid());
+ Clock::time_point t0 = Clock::now();
+ f.wait();
+ Clock::time_point t1 = Clock::now();
+ assert(f.valid());
+ assert(t1-t0 < ms(5));
+ }
+ {
+ typedef void T;
+ std::promise<T> p;
+ std::shared_future<T> f = p.get_future();
+ std::thread(func5, std::move(p)).detach();
+ assert(f.valid());
+ assert(f.wait_until(Clock::now() + ms(10)) ==
std::future_status::timeout);
+ assert(f.valid());
+
+ // allow the worker thread to produce the result and wait until the
worker is done
+ set_worker_thread_state(WorkerThreadState::AllowedToRun);
+ wait_for_worker_thread_state(WorkerThreadState::Exiting);
+
+ assert(f.wait_until(Clock::now() + ms(10)) ==
std::future_status::ready);
+ assert(f.valid());
+ Clock::time_point t0 = Clock::now();
+ f.wait();
+ Clock::time_point t1 = Clock::now();
+ assert(f.valid());
+ assert(t1-t0 < ms(5));
+ }
+}
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