| // Copyright (c) 2009 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 <sstream> |
| |
| #include "base/string16.h" |
| #include "base/utf_string_conversions.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| #if defined(WCHAR_T_IS_UTF32) |
| |
| // We define a custom operator<< for string16 so we can use it with logging. |
| // This tests that conversion. |
| TEST(String16Test, OutputStream) { |
| // Basic stream test. |
| { |
| std::ostringstream stream; |
| stream << "Empty '" << string16() << "' standard '" |
| << string16(ASCIIToUTF16("Hello, world")) << "'"; |
| EXPECT_STREQ("Empty '' standard 'Hello, world'", |
| stream.str().c_str()); |
| } |
| |
| // Interesting edge cases. |
| { |
| // These should each get converted to the invalid character: EF BF BD. |
| string16 initial_surrogate; |
| initial_surrogate.push_back(0xd800); |
| string16 final_surrogate; |
| final_surrogate.push_back(0xdc00); |
| |
| // Old italic A = U+10300, will get converted to: F0 90 8C 80 'z'. |
| string16 surrogate_pair; |
| surrogate_pair.push_back(0xd800); |
| surrogate_pair.push_back(0xdf00); |
| surrogate_pair.push_back('z'); |
| |
| // Will get converted to the invalid char + 's': EF BF BD 's'. |
| string16 unterminated_surrogate; |
| unterminated_surrogate.push_back(0xd800); |
| unterminated_surrogate.push_back('s'); |
| |
| std::ostringstream stream; |
| stream << initial_surrogate << "," << final_surrogate << "," |
| << surrogate_pair << "," << unterminated_surrogate; |
| |
| EXPECT_STREQ("\xef\xbf\xbd,\xef\xbf\xbd,\xf0\x90\x8c\x80z,\xef\xbf\xbds", |
| stream.str().c_str()); |
| } |
| } |
| |
| #endif |