Only run the UTF-8 assuming sys conversion tests on Linux.

base/sys_string_conversions_unittest.cc

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "base/basictypes.h"
 #include "base/string_piece.h"
 #include "base/string_util.h"
 #include "base/sys_string_conversions.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #ifdef WCHAR_T_IS_UTF32
 static const std::wstring kSysWideOldItalicLetterA = L"\x10300";
 #else
 static const std::wstring kSysWideOldItalicLetterA = L"\xd800\xdf00";
 #endif
@@ skipping 47 matching lines @@
   utf8_null.push_back('b');
 
   std::wstring expected_null(L"a");
   expected_null.push_back(0);
   expected_null.push_back('b');
 
   EXPECT_EQ(expected_null, SysUTF8ToWide(utf8_null));
 }
 
 // We assume the test is running in a UTF8 locale.
+#if defined(OS_LINUX)
 TEST(SysStrings, SysWideToNativeMB) {
   using base::SysWideToNativeMB;
   EXPECT_EQ("Hello, world", SysWideToNativeMB(L"Hello, world"));
   EXPECT_EQ("\xe4\xbd\xa0\xe5\xa5\xbd", SysWideToNativeMB(L"\x4f60\x597d"));
 
   // >16 bits
   EXPECT_EQ("\xF0\x90\x8C\x80", SysWideToNativeMB(kSysWideOldItalicLetterA));
 
   // Error case. When Windows finds a UTF-16 character going off the end of
   // a string, it just converts that literal value to UTF-8, even though this
@@ skipping 87 matching lines @@
     EXPECT_EQ(wide, trip);
   }
 
   for (size_t i = 0; i < arraysize(kConvertRoundtripCases); ++i) {
     std::wstring wide = kConvertRoundtripCases[i];
     std::wstring trip = UTF8ToWide(base::SysWideToNativeMB(wide));
     EXPECT_EQ(wide.size(), trip.size());
     EXPECT_EQ(wide, trip);
   }
 }
+#endif  // OS_LINUX