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

1 files changed, 87 insertions, 0 deletions

diff --git a/test/std/localization/locale.categories/category.collate/locale.collate.byname/compare.pass.cpp b/test/std/localization/locale.categories/category.collate/locale.collate.byname/compare.pass.cpp
new file mode 100644
index 000000000000..69af9ac1b7bf
--- /dev/null
+++ b/test/std/localization/locale.categories/category.collate/locale.collate.byname/compare.pass.cpp
@@ -0,0 +1,87 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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 collate_byname
+
+// int compare(const charT* low1, const charT* high1,
+//             const charT* low2, const charT* high2) const;
+
+//  I'm currently unable to confirm that collation based on named locales
+//     has any difference from "C" collation.  But I do believe I'm picking
+//     up the OS's collation files.
+
+// TODO investigation needed.
+// Glibc seems to collate files differently from the way Apple's C library does
+// it.
+// XFAIL: linux-gnu
+
+#include <locale>
+#include <string>
+#include <cassert>
+
+#include <stdio.h>
+
+#include "platform_support.h" // locale name macros
+
+int main()
+{
+    {
+        std::locale l(LOCALE_en_US_UTF_8);
+        {
+            const std::collate<char>& f = std::use_facet<std::collate<char> >(l);
+            std::string s2("aaaaaaA");
+            std::string s3("BaaaaaA");
+            assert(f.compare(s2.data(), s2.data() + s2.size(),
+                             s3.data(), s3.data() + s3.size()) == 1);
+        }
+        {
+            const std::collate<wchar_t>& f = std::use_facet<std::collate<wchar_t> >(l);
+            std::wstring s2(L"aaaaaaA");
+            std::wstring s3(L"BaaaaaA");
+            assert(f.compare(s2.data(), s2.data() + s2.size(),
+                             s3.data(), s3.data() + s3.size()) == 1);
+        }
+    }
+    {
+        std::locale l("");
+        {
+            const std::collate<char>& f = std::use_facet<std::collate<char> >(l);
+            std::string s2("aaaaaaA");
+            std::string s3("BaaaaaA");
+            assert(f.compare(s2.data(), s2.data() + s2.size(),
+                             s3.data(), s3.data() + s3.size()) == 1);
+        }
+        {
+            const std::collate<wchar_t>& f = std::use_facet<std::collate<wchar_t> >(l);
+            std::wstring s2(L"aaaaaaA");
+            std::wstring s3(L"BaaaaaA");
+            assert(f.compare(s2.data(), s2.data() + s2.size(),
+                             s3.data(), s3.data() + s3.size()) == 1);
+        }
+    }
+    {
+        std::locale l("C");
+        {
+            const std::collate<char>& f = std::use_facet<std::collate<char> >(l);
+            std::string s2("aaaaaaA");
+            std::string s3("BaaaaaA");
+            assert(f.compare(s2.data(), s2.data() + s2.size(),
+                             s3.data(), s3.data() + s3.size()) == 1);
+        }
+        {
+            const std::collate<wchar_t>& f = std::use_facet<std::collate<wchar_t> >(l);
+            std::wstring s2(L"aaaaaaA");
+            std::wstring s3(L"BaaaaaA");
+            assert(f.compare(s2.data(), s2.data() + s2.size(),
+                             s3.data(), s3.data() + s3.size()) == 1);
+        }
+    }
+}