1 files changed, 36 insertions, 0 deletions
diff --git a/libcxx/test/std/input.output/file.streams/fstreams/ofstream.members/rdbuf.pass.cpp b/libcxx/test/std/input.output/file.streams/fstreams/ofstream.members/rdbuf.pass.cpp
new file mode 100644
index 00000000000..d707e0a32ac
--- /dev/null
+++ b/libcxx/test/std/input.output/file.streams/fstreams/ofstream.members/rdbuf.pass.cpp
@@ -0,0 +1,36 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <fstream>
+
+// template <class charT, class traits = char_traits<charT> >
+// class basic_ofstream
+
+// basic_filebuf<charT,traits>* rdbuf() const;
+
+#include <fstream>
+#include <cassert>
+#include "platform_support.h"
+
+int main()
+{
+    std::string temp = get_temp_file_name();
+    {
+        std::ofstream fs(temp.c_str());
+        std::filebuf* fb = fs.rdbuf();
+        assert(fb->sputc('r') == 'r');
+    }
+    std::remove(temp.c_str());
+    {
+        std::wofstream fs(temp.c_str());
+        std::wfilebuf* fb = fs.rdbuf();
+        assert(fb->sputc(L'r') == L'r');
+    }
+    std::remove(temp.c_str());
+}