Move test into test/std subdirectory.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@224658 91177308-0d34-0410-b5e6-96231b3b80d8

test/std/input.output/file.streams/fstreams/ifstream.assign/member_swap.pass.cpp

@@ -0,0 +1,42 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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_ifstream
+
+// void swap(basic_ifstream& rhs);
+
+#include <fstream>
+#include <cassert>
+
+int main()
+{
+    {
+        std::ifstream fs1("test.dat");
+        std::ifstream fs2("test2.dat");
+        fs1.swap(fs2);
+        double x = 0;
+        fs1 >> x;
+        assert(x == 4.5);
+        fs2 >> x;
+        assert(x == 3.25);
+    }
+    {
+        std::wifstream fs1("test.dat");
+        std::wifstream fs2("test2.dat");
+        fs1.swap(fs2);
+        double x = 0;
+        fs1 >> x;
+        assert(x == 4.5);
+        fs2 >> x;
+        assert(x == 3.25);
+    }
+}

test/std/input.output/file.streams/fstreams/ifstream.assign/move_assign.pass.cpp

@@ -0,0 +1,40 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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_ifstream
+
+// basic_ifstream& operator=(basic_ifstream&& rhs);
+
+#include <fstream>
+#include <cassert>
+
+int main()
+{
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+    {
+        std::ifstream fso("test.dat");
+        std::ifstream fs;
+        fs = move(fso);
+        double x = 0;
+        fs >> x;
+        assert(x == 3.25);
+    }
+    {
+        std::wifstream fso("test.dat");
+        std::wifstream fs;
+        fs = move(fso);
+        double x = 0;
+        fs >> x;
+        assert(x == 3.25);
+    }
+#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+}

test/std/input.output/file.streams/fstreams/ifstream.assign/nonmember_swap.pass.cpp

@@ -0,0 +1,43 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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_ifstream
+
+// template <class charT, class traits>
+//   void swap(basic_ifstream<charT, traits>& x, basic_ifstream<charT, traits>& y);
+
+#include <fstream>
+#include <cassert>
+
+int main()
+{
+    {
+        std::ifstream fs1("test.dat");
+        std::ifstream fs2("test2.dat");
+        swap(fs1, fs2);
+        double x = 0;
+        fs1 >> x;
+        assert(x == 4.5);
+        fs2 >> x;
+        assert(x == 3.25);
+    }
+    {
+        std::wifstream fs1("test.dat");
+        std::wifstream fs2("test2.dat");
+        swap(fs1, fs2);
+        double x = 0;
+        fs1 >> x;
+        assert(x == 4.5);
+        fs2 >> x;
+        assert(x == 3.25);
+    }
+}

test/std/input.output/file.streams/fstreams/ifstream.assign/test.dat

@@ -0,0 +1 @@
+3.25

test/std/input.output/file.streams/fstreams/ifstream.assign/test2.dat

@@ -0,0 +1 @@
+4.5