String cleanup in sync code

chrome/browser/sync/util/character_set_converters_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 "chrome/browser/sync/util/character_set_converters.h"
 
 #include <string>
 
-#include "base/basictypes.h"
-#include "build/build_config.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-using browser_sync::ToPathString;
-using browser_sync::ToUTF8;
-using browser_sync::AppendPathStringToUTF8;
-using browser_sync::AppendUTF8ToPathString;
-using browser_sync::PathStringToUTF8;
-using browser_sync::UTF8ToPathString;
 using std::string;
 
 class CharacterSetConverterTest : public testing::Test {
 };
 
-TEST_F(CharacterSetConverterTest, ASCIIConversionTest) {
-  string ascii = "Test String";
-  PathString wide = PSTR("Test String");
-  ToPathString to_wide(ascii);
-  ASSERT_TRUE(to_wide.good());
-  ToUTF8 to_utf8(wide);
-
-  // Using == as gunit doesn't handle PathString equality tests correctly (it
-  // tries to print the PathString and fails).
-  ASSERT_TRUE(PathString(wide) == to_wide.get_string16());
-  ASSERT_EQ(string(ascii), to_utf8.get_string());
-  ToPathString to_16(ascii);
-  ASSERT_TRUE(to_16.good());
-  ASSERT_TRUE(PathString(wide) == to_16.get_string16());
-#if defined(OS_WIN)
-  // On Linux, PathString is already UTF8
-  ASSERT_EQ(string(ascii), static_cast<string>(ToUTF8(wide)));
-#endif
-  // The next line fails the good_checked_ test. It would be a good death test
-  // but they don't work on Windows.
-  // ASSERT_TRUE(wide == ToPathString(utf8).get_string16());
-}
-
-#if defined(OS_WIN)
-  // On Linux, PathString is already UTF8
-TEST_F(CharacterSetConverterTest, UnicodeConversionText) {
-  // Source data obtained by running od -b on files saved in utf-8 and unicode
-  // from a text editor.
-  const char* utf8 = "\357\273\277\150\145\154\154\157\040\303\250\303\251"
-    "\302\251\342\202\254\302\243\302\245\302\256\342\204\242";
-// #ifdef IS_LITTLE_ENDIAN
-  const PathChar* wide = reinterpret_cast<const PathChar*>("\377\376\150\000"
-    "\145\000\154\000\154\000\157\000\040\000\350\000\351\000\251\000\254\040"
-    "\243\000\245\000\256\000\042\041");
-// #else
-//   // This should work, but on Windows we don't have the endian
-//   // macros. Since we only do conversion between 16<->8 on Windows,
-//   // it's safe to assume little endian.
-//   const PathChar* wide =
-//     reinterpret_cast<PathChar*>("\376\377\000\150\000\145\000"
-//     "\154\000\154\000\157\000\040\000\350\000\351\000\251\040\254\000\243"
-//     "\000\245\000\256\041\042");
-// #endif
-
-  ToPathString to_wide(utf8);
-  ASSERT_TRUE(to_wide.good());
-  ToUTF8 to_utf8(wide);
-
-  // Using == as gunit doesn't handle PathString equality tests correctly (it
-  // tries to print the PathString and fails).
-  ASSERT_TRUE(wide == to_wide.get_string16());
-  ASSERT_EQ(string(utf8), to_utf8.get_string());
-  ToPathString to_16(utf8);
-  ASSERT_TRUE(to_16.good());
-  ASSERT_TRUE(wide == to_16.get_string16());
-  ASSERT_EQ(string(utf8), reinterpret_cast<const string&>(ToUTF8(wide)));
-}
-#endif  // defined(OS_WIN)
-
-TEST_F(CharacterSetConverterTest, AppendUTF8Tests) {
-  PathString one = PSTR("one");
-  PathString two = PSTR("two");
-  PathString three = PSTR("three");
-  string out;
-  AppendPathStringToUTF8(one.data(), one.length(), &out);
-  AppendPathStringToUTF8(two.data(), two.length(), &out);
-  AppendPathStringToUTF8(three.data(), three.length(), &out);
-  ASSERT_EQ(out, "onetwothree");
-  PathString onetwothree = PSTR("onetwothree");
-  PathStringToUTF8(onetwothree.data(), onetwothree.length(), &out);
-  ASSERT_EQ(out, "onetwothree");
-}
-
-TEST_F(CharacterSetConverterTest, AppendPathStringTests) {
-  string one = "one";
-  string two = "two";
-  string three = "three";
-  PathString out;
-  AppendUTF8ToPathString(one.data(), one.length(), &out);
-  AppendUTF8ToPathString(two.data(), two.length(), &out);
-  AppendUTF8ToPathString(three.data(), three.length(), &out);
-  ASSERT_TRUE(out == PathString(PSTR("onetwothree")));
-  string onetwothree = "onetwothree";
-  UTF8ToPathString(onetwothree.data(), onetwothree.length(), &out);
-  ASSERT_TRUE(out == PathString(PSTR("onetwothree")));
-}
-
-#if defined(OS_WIN)
-namespace {
-// See http://en.wikipedia.org/wiki/UTF-16 for an explanation of UTF16.
-// For a test case we use the UTF-8 and UTF-16 encoding of char 119070
-// (hex 1D11E), which is musical G clef.
-const unsigned char utf8_test_string[] = {
-  0xEF, 0xBB, 0xBF,  // BOM
-  0xE6, 0xB0, 0xB4,  // water, Chinese (0x6C34)
-  0x7A,  // lower case z
-  0xF0, 0x9D, 0x84, 0x9E,  // musical G clef (0x1D11E)
-  0x00,
-};
-const PathChar utf16_test_string[] = {
-  0xFEFF,  // BOM
-  0x6C34,  // water, Chinese
-  0x007A,  // lower case z
-  0xD834, 0xDD1E,  // musical G clef (0x1D11E)
-  0x0000,
-};
-}
-
-TEST_F(CharacterSetConverterTest, UTF16ToUTF8Test) {
-  // Avoid truncation warning.
-  const char* utf8_test_string_pointer =
-    reinterpret_cast<const char*>(utf8_test_string);
-  ASSERT_STREQ(utf8_test_string_pointer, ToUTF8(utf16_test_string));
-}
-
-TEST_F(CharacterSetConverterTest, utf8_test_stringToUTF16Test) {
-  // Avoid truncation warning.
-  const char* utf8_test_string_pointer =
-    reinterpret_cast<const char*>(utf8_test_string);
-  ToPathString converted_utf8(utf8_test_string_pointer);
-  ASSERT_TRUE(converted_utf8.good());
-  ASSERT_EQ(wcscmp(utf16_test_string, converted_utf8), 0);
-}
-
 TEST(NameTruncation, WindowsNameTruncation) {
   using browser_sync::TrimPathStringToValidCharacter;
-  PathChar array[] = {'1', '2', 0xD950, 0xDF21, '3', '4', 0};
+  PathChar array[] = {'1', '2', '\xc0', '\xe0', '3', '4', '\0'};
   PathString message = array;
   ASSERT_EQ(message.length(), arraysize(array) - 1);
-  int old_length = message.length();
+  string::size_type old_length = message.length();
   while (old_length != 0) {
     TrimPathStringToValidCharacter(&message);
     if (old_length == 4)
-      EXPECT_EQ(3, message.length());
+      EXPECT_EQ(3u, message.length());
     else
       EXPECT_EQ(old_length, message.length());
     message.resize(message.length() - 1);
     old_length = message.length();
   }
   TrimPathStringToValidCharacter(&message);
 }
-#else
-
-// TODO(zork): Add unittests here once we're running these tests on linux.
-
-#endif