1 files changed, 56 insertions, 0 deletions
diff --git a/libcxx/test/std/input.output/string.streams/istringstream/istringstream.members/str.pass.cpp b/libcxx/test/std/input.output/string.streams/istringstream/istringstream.members/str.pass.cpp
new file mode 100644
index 00000000000..448a6f89b25
--- /dev/null
+++ b/libcxx/test/std/input.output/string.streams/istringstream/istringstream.members/str.pass.cpp
@@ -0,0 +1,56 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <sstream>
+
+// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
+// class basic_istringstream
+
+// void str(const basic_string<charT,traits,Allocator>& s);
+
+#include <sstream>
+#include <cassert>
+
+int main()
+{
+    {
+        std::istringstream ss(" 123 456");
+        assert(ss.rdbuf() != 0);
+        assert(ss.good());
+        assert(ss.str() == " 123 456");
+        int i = 0;
+        ss >> i;
+        assert(i == 123);
+        ss >> i;
+        assert(i == 456);
+        ss.str(" 789");
+        ss.clear();
+        assert(ss.good());
+        assert(ss.str() == " 789");
+        ss >> i;
+        assert(i == 789);
+    }
+    {
+        std::wistringstream ss(L" 123 456");
+        assert(ss.rdbuf() != 0);
+        assert(ss.good());
+        assert(ss.str() == L" 123 456");
+        int i = 0;
+        ss >> i;
+        assert(i == 123);
+        ss >> i;
+        assert(i == 456);
+        ss.str(L" 789");
+        ss.clear();
+        assert(ss.good());
+        assert(ss.str() == L" 789");
+        ss >> i;
+        assert(i == 789);
+    }
+}