If we can't read a unicode character, write the standard "unknown" (0xFFFD) c...

base/utf_offset_string_conversions_unittest.cc

 // 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 "base/logging.h"
 #include "base/string_piece.h"
 #include "base/utf_offset_string_conversions.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace base {
@@ skipping 25 matching lines @@
 
 TEST(UTFOffsetStringConversionsTest, AdjustOffset) {
   struct UTF8ToWideCase {
     const char* utf8;
     size_t input_offset;
     size_t output_offset;
   } utf8_to_wide_cases[] = {
     {"", 0, std::wstring::npos},
     {"\xe4\xbd\xa0\xe5\xa5\xbd", 1, std::wstring::npos},
     {"\xe4\xbd\xa0\xe5\xa5\xbd", 3, 1},
-    {"\xed\xb0\x80z", 3, 0},
+    {"\xed\xb0\x80z", 3, 1},
     {"A\xF0\x90\x8C\x80z", 1, 1},
     {"A\xF0\x90\x8C\x80z", 2, std::wstring::npos},
 #if defined(WCHAR_T_IS_UTF16)
     {"A\xF0\x90\x8C\x80z", 5, 3},
 #elif defined(WCHAR_T_IS_UTF32)
     {"A\xF0\x90\x8C\x80z", 5, 2},
 #endif
   };
   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(utf8_to_wide_cases); ++i) {
     size_t offset = utf8_to_wide_cases[i].input_offset;
@@ skipping 14 matching lines @@
   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(utf16_to_wide_cases); ++i) {
     size_t offset = utf16_to_wide_cases[i].input_offset;
     UTF16ToWideAndAdjustOffset(BuildString16(utf16_to_wide_cases[i].wide),
                                &offset);
     EXPECT_EQ(utf16_to_wide_cases[i].output_offset, offset);
   }
 #endif
 }
 
 }  // namaspace base