1 files changed, 65 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/path/decompose/relative_path.cc b/libstdc++-v3/testsuite/experimental/filesystem/path/decompose/relative_path.cc
new file mode 100644
index 0000000000..16e8f864ad
--- /dev/null
+++ b/libstdc++-v3/testsuite/experimental/filesystem/path/decompose/relative_path.cc
@@ -0,0 +1,65 @@
+// { dg-options "-std=gnu++11 -lstdc++fs" }
+// { dg-require-filesystem-ts "" }
+
+// Copyright (C) 2014-2015 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+// 8.4.9 path decomposition [path.decompose]
+
+#include <experimental/filesystem>
+#include <testsuite_hooks.h>
+#include <testsuite_fs.h>
+
+using std::experimental::filesystem::path;
+
+void
+test01()
+{
+  path p1 = "foo";
+  VERIFY( p1.relative_path() == p1 );
+  path p2 = "foo/bar";
+  VERIFY( p2.relative_path() == p2 );
+  path p3 = "/foo/bar";
+  VERIFY( p3.relative_path() == p2 );
+}
+
+void
+test02()
+{
+  for (const path& p : __gnu_test::test_paths)
+  {
+    bool after_root = false;
+    const path prel = p.relative_path();
+    VERIFY( !prel.has_root_name() );
+    path rel;
+    for (const auto& cmpt : p)
+    {
+      if (!cmpt.has_root_path())
+        after_root = true;
+      if (after_root)
+        rel /= cmpt;
+    }
+    VERIFY( prel == rel );
+  }
+}
+
+int
+main()
+{
+  test01();
+  test02();
+}