libcxx initial import

llvm-svn: 103490

1 files changed, 58 insertions, 0 deletions

diff --git a/libcxx/test/strings/basic.string/string.nonmembers/string::op+/char_string.pass.cpp b/libcxx/test/strings/basic.string/string.nonmembers/string::op+/char_string.pass.cpp
new file mode 100644
index 00000000000..0355616339b
--- /dev/null
+++ b/libcxx/test/strings/basic.string/string.nonmembers/string::op+/char_string.pass.cpp
@@ -0,0 +1,58 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <string>
+
+// template<class charT, class traits, class Allocator> 
+//   basic_string<charT,traits,Allocator> 
+//   operator+(charT lhs, const basic_string<charT,traits,Allocator>& rhs);
+
+// template<class charT, class traits, class Allocator> 
+//   basic_string<charT,traits,Allocator>&&
+//   operator+(charT lhs, basic_string<charT,traits,Allocator>&& rhs);
+
+#include <string>
+#include <cassert>
+
+template <class S>
+void
+test0(typename S::value_type lhs, const S& rhs, const S& x)
+{
+    assert(lhs + rhs == x);
+}
+
+#ifdef _LIBCPP_MOVE
+
+template <class S>
+void
+test1(typename S::value_type lhs, S&& rhs, const S& x)
+{
+    assert(lhs + move(rhs) == x);
+}
+
+#endif
+
+typedef std::string S;
+
+int main()
+{
+    test0('a', S(""), S("a"));
+    test0('a', S("12345"), S("a12345"));
+    test0('a', S("1234567890"), S("a1234567890"));
+    test0('a', S("12345678901234567890"), S("a12345678901234567890"));
+
+#ifdef _LIBCPP_MOVE
+
+    test1('a', S(""), S("a"));
+    test1('a', S("12345"), S("a12345"));
+    test1('a', S("1234567890"), S("a1234567890"));
+    test1('a', S("12345678901234567890"), S("a12345678901234567890"));
+
+#endif
+}