| // Copyright (c) 2012 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. | 
 |  | 
 | #import <Foundation/Foundation.h> | 
 |  | 
 | #include "base/strings/string16.h" | 
 | #include "base/strings/sys_string_conversions.h" | 
 | #include "testing/gtest/include/gtest/gtest.h" | 
 |  | 
 | namespace base { | 
 |  | 
 | TEST(SysStrings, ConversionsFromNSString) { | 
 |   EXPECT_STREQ("Hello, world!", SysNSStringToUTF8(@"Hello, world!").c_str()); | 
 |  | 
 |   // Conversions should be able to handle a NULL value without crashing. | 
 |   EXPECT_STREQ("", SysNSStringToUTF8(nil).c_str()); | 
 |   EXPECT_EQ(string16(), SysNSStringToUTF16(nil)); | 
 | } | 
 |  | 
 | }  // namespace base |