Separate out some more ICU from base and into base/i18n....

base/string_util_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 <math.h>
 #include <stdarg.h>
 
 #include <limits>
 #include <sstream>
 
@@ skipping 82 matching lines @@
 
   std::string output_ascii;
   for (size_t i = 0; i < arraysize(trim_cases_ascii); ++i) {
     const trim_case_ascii& value = trim_cases_ascii[i];
     EXPECT_EQ(value.return_value,
               TrimWhitespace(value.input, value.positions, &output_ascii));
     EXPECT_EQ(value.output, output_ascii);
   }
 }
 
-static const struct trim_case_utf8 {
-  const char* input;
-  const TrimPositions positions;
-  const char* output;
-  const TrimPositions return_value;
-} trim_cases_utf8[] = {
-  // UTF-8 strings that start (and end) with Unicode space characters
-  // (including zero-width spaces).
-  {"\xE2\x80\x80Test String\xE2\x80\x81", TRIM_ALL, "Test String", TRIM_ALL},
-  {"\xE2\x80\x82Test String\xE2\x80\x83", TRIM_ALL, "Test String", TRIM_ALL},
-  {"\xE2\x80\x84Test String\xE2\x80\x85", TRIM_ALL, "Test String", TRIM_ALL},
-  {"\xE2\x80\x86Test String\xE2\x80\x87", TRIM_ALL, "Test String", TRIM_ALL},
-  {"\xE2\x80\x88Test String\xE2\x80\x8A", TRIM_ALL, "Test String", TRIM_ALL},
-  {"\xE3\x80\x80Test String\xE3\x80\x80", TRIM_ALL, "Test String", TRIM_ALL},
-  // UTF-8 strings that end with 0x85 (NEL in ISO-8859).
-  {"\xD0\x85", TRIM_TRAILING, "\xD0\x85", TRIM_NONE},
-  {"\xD9\x85", TRIM_TRAILING, "\xD9\x85", TRIM_NONE},
-  {"\xEC\x97\x85", TRIM_TRAILING, "\xEC\x97\x85", TRIM_NONE},
-  {"\xF0\x90\x80\x85", TRIM_TRAILING, "\xF0\x90\x80\x85", TRIM_NONE},
-  // UTF-8 strings that end with 0xA0 (non-break space in ISO-8859-1).
-  {"\xD0\xA0", TRIM_TRAILING, "\xD0\xA0", TRIM_NONE},
-  {"\xD9\xA0", TRIM_TRAILING, "\xD9\xA0", TRIM_NONE},
-  {"\xEC\x97\xA0", TRIM_TRAILING, "\xEC\x97\xA0", TRIM_NONE},
-  {"\xF0\x90\x80\xA0", TRIM_TRAILING, "\xF0\x90\x80\xA0", TRIM_NONE},
-};
-
-TEST(StringUtilTest, TrimWhitespaceUTF8) {
-  std::string output_ascii;
-  for (size_t i = 0; i < arraysize(trim_cases_ascii); ++i) {
-    const trim_case_ascii& value = trim_cases_ascii[i];
-    EXPECT_EQ(value.return_value,
-              TrimWhitespaceASCII(value.input, value.positions, &output_ascii));
-    EXPECT_EQ(value.output, output_ascii);
-  }
-
-  // Test that TrimWhiteSpaceUTF8() can remove Unicode space characters and
-  // prevent from removing UTF-8 characters that end with an ISO-8859 NEL.
-  std::string output_utf8;
-  for (size_t i = 0; i < arraysize(trim_cases_utf8); ++i) {
-    const trim_case_utf8& value = trim_cases_utf8[i];
-    EXPECT_EQ(value.return_value,
-              TrimWhitespaceUTF8(value.input, value.positions, &output_utf8));
-    EXPECT_EQ(value.output, output_utf8);
-  }
-}
-
 static const struct collapse_case {
   const wchar_t* input;
   const bool trim;
   const wchar_t* output;
 } collapse_cases[] = {
   {L" Google Video ", false, L"Google Video"},
   {L"Google Video", false, L"Google Video"},
   {L"", false, L""},
   {L"  ", false, L""},
   {L"\t\rTest String\n", false, L"Test String"},
@@ skipping 1680 matching lines @@
   }
 }
 
 TEST(StringUtilTest, HexEncode) {
   std::string hex(HexEncode(NULL, 0));
   EXPECT_EQ(hex.length(), 0U);
   unsigned char bytes[] = {0x01, 0xff, 0x02, 0xfe, 0x03, 0x80, 0x81};
   hex = HexEncode(bytes, sizeof(bytes));
   EXPECT_EQ(hex.compare("01FF02FE038081"), 0);
 }