Import libc++ 3.7.0 release (r246257).vendor/libc++/libc++-release_370-r246257

1 files changed, 58 insertions, 0 deletions

diff --git a/test/std/localization/locale.categories/category.ctype/locale.ctype.byname/widen_1.pass.cpp b/test/std/localization/locale.categories/category.ctype/locale.ctype.byname/widen_1.pass.cpp
new file mode 100644
index 000000000000..320e08db26e0
--- /dev/null
+++ b/test/std/localization/locale.categories/category.ctype/locale.ctype.byname/widen_1.pass.cpp
@@ -0,0 +1,58 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <locale>
+
+// template <class charT> class ctype_byname;
+
+// charT widen(char c) const;
+
+// I doubt this test is portable
+
+// XFAIL: linux
+
+#include <locale>
+#include <cassert>
+#include <limits.h>
+
+#include "platform_support.h" // locale name macros
+
+int main()
+{
+    {
+        std::locale l(LOCALE_en_US_UTF_8);
+        {
+            typedef std::ctype<wchar_t> F;
+            const F& f = std::use_facet<F>(l);
+
+            assert(f.widen(' ') == L' ');
+            assert(f.widen('A') == L'A');
+            assert(f.widen('\x07') == L'\x07');
+            assert(f.widen('.') == L'.');
+            assert(f.widen('a') == L'a');
+            assert(f.widen('1') == L'1');
+            assert(f.widen(char(-5)) == wchar_t(-1));
+        }
+    }
+    {
+        std::locale l("C");
+        {
+            typedef std::ctype<wchar_t> F;
+            const F& f = std::use_facet<F>(l);
+
+            assert(f.widen(' ') == L' ');
+            assert(f.widen('A') == L'A');
+            assert(f.widen('\x07') == L'\x07');
+            assert(f.widen('.') == L'.');
+            assert(f.widen('a') == L'a');
+            assert(f.widen('1') == L'1');
+            assert(f.widen(char(-5)) == wchar_t(251));
+        }
+    }
+}