1 files changed, 48 insertions, 0 deletions
diff --git a/libs/thread/test/threads/this_thread/sleep_for/sleep_for_pass.cpp b/libs/thread/test/threads/this_thread/sleep_for/sleep_for_pass.cpp
new file mode 100644
index 0000000000..ce325dcccc
--- /dev/null
+++ b/libs/thread/test/threads/this_thread/sleep_for/sleep_for_pass.cpp
@@ -0,0 +1,48 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+// Copyright (C) 2011 Vicente J. Botet Escriba
+//
+//  Distributed under the Boost Software License, Version 1.0. (See accompanying
+//  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+// <boost/thread/thread.hpp>
+
+// thread::id this_thread::get_id();
+
+#include <boost/thread/thread.hpp>
+#include <cstdlib>
+#include <algorithm>
+
+#include <boost/detail/lightweight_test.hpp>
+
+#if defined BOOST_THREAD_USES_CHRONO
+
+int main()
+{
+  typedef boost::chrono::system_clock Clock;
+  typedef Clock::time_point time_point;
+  typedef Clock::duration duration;
+  boost::chrono::milliseconds ms(500);
+  time_point t0 = Clock::now();
+  boost::this_thread::sleep_for(ms);
+  time_point t1 = Clock::now();
+  boost::chrono::nanoseconds ns = (t1 - t0) - ms;
+  boost::chrono::nanoseconds err = ms / 100;
+  // The time slept is within 1% of 500ms
+  // This test is spurious as it depends on the time the thread system switches the threads
+  BOOST_TEST((std::max)(ns.count(), -ns.count()) < (err+boost::chrono::milliseconds(1000)).count());
+  //BOOST_TEST(std::abs(static_cast<long>(ns.count())) < (err+boost::chrono::milliseconds(1000)).count());
+  return boost::report_errors();
+
+}
+
+#else
+#error "Test not applicable: BOOST_THREAD_USES_CHRONO not defined for this platform as not supported"
+#endif
+