libcxx initial import

llvm-svn: 103490

4 files changed, 105 insertions, 0 deletions

diff --git a/libcxx/test/thread/thread.threads/thread.thread.this/get_id.pass.cpp b/libcxx/test/thread/thread.threads/thread.thread.this/get_id.pass.cpp
new file mode 100644
index 00000000000..d8391a68d6e
--- /dev/null
+++ b/libcxx/test/thread/thread.threads/thread.thread.this/get_id.pass.cpp
@@ -0,0 +1,21 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <thread>
+
+// thread::id this_thread::get_id();
+
+#include <thread>
+#include <cassert>
+
+int main()
+{
+    std::thread::id id = std::this_thread::get_id();
+    assert(id != std::thread::id());
+}
diff --git a/libcxx/test/thread/thread.threads/thread.thread.this/sleep_for.pass.cpp b/libcxx/test/thread/thread.threads/thread.thread.this/sleep_for.pass.cpp
new file mode 100644
index 00000000000..13407858856
--- /dev/null
+++ b/libcxx/test/thread/thread.threads/thread.thread.this/sleep_for.pass.cpp
@@ -0,0 +1,32 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <thread>
+
+// template <class Rep, class Period>
+//   void sleep_for(const chrono::duration<Rep, Period>& rel_time);
+
+#include <thread>
+#include <cstdlib>
+#include <cassert>
+
+int main()
+{
+    typedef std::chrono::system_clock Clock;
+    typedef Clock::time_point time_point;
+    typedef Clock::duration duration;
+    std::chrono::milliseconds ms(500);
+    time_point t0 = Clock::now();
+    std::this_thread::sleep_for(ms);
+    time_point t1 = Clock::now();
+    std::chrono::nanoseconds ns = (t1 - t0) - ms;
+    std::chrono::nanoseconds err = ms / 100;
+    // The time slept is within 1% of 500ms
+    assert(std::abs(ns.count()) < err.count());
+}
diff --git a/libcxx/test/thread/thread.threads/thread.thread.this/sleep_until.pass.cpp b/libcxx/test/thread/thread.threads/thread.thread.this/sleep_until.pass.cpp
new file mode 100644
index 00000000000..c117e12ac2a
--- /dev/null
+++ b/libcxx/test/thread/thread.threads/thread.thread.this/sleep_until.pass.cpp
@@ -0,0 +1,32 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <thread>
+
+// template <class Clock, class Duration>
+//   void sleep_until(const chrono::time_point<Clock, Duration>& abs_time);
+
+#include <thread>
+#include <cstdlib>
+#include <cassert>
+
+int main()
+{
+    typedef std::chrono::system_clock Clock;
+    typedef Clock::time_point time_point;
+    typedef Clock::duration duration;
+    std::chrono::milliseconds ms(500);
+    time_point t0 = Clock::now();
+    std::this_thread::sleep_until(t0 + ms);
+    time_point t1 = Clock::now();
+    std::chrono::nanoseconds ns = (t1 - t0) - ms;
+    std::chrono::nanoseconds err = ms / 100;
+    // The time slept is within 1% of 500ms
+    assert(std::abs(ns.count()) < err.count());
+}
diff --git a/libcxx/test/thread/thread.threads/thread.thread.this/yield.pass.cpp b/libcxx/test/thread/thread.threads/thread.thread.this/yield.pass.cpp
new file mode 100644
index 00000000000..fcbd358cec8
--- /dev/null
+++ b/libcxx/test/thread/thread.threads/thread.thread.this/yield.pass.cpp
@@ -0,0 +1,20 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <thread>
+
+// void this_thread::yield();
+
+#include <thread>
+#include <cassert>
+
+int main()
+{
+    std::this_thread::yield();
+}