Refactor WordIterator into base::BreakIterator....

base/i18n/word_iterator_unittest.cc

Index: base/i18n/word_iterator_unittest.cc
===================================================================
--- base/i18n/word_iterator_unittest.cc	(revision 69162)
+++ base/i18n/word_iterator_unittest.cc	(working copy)
@@ -1,117 +0,0 @@
-// Copyright (c) 2010 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/i18n/word_iterator.h"
-
-#include "base/string_piece.h"
-#include "base/string_util.h"
-#include "base/utf_string_conversions.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-TEST(WordIteratorTest, BreakWord) {
-  string16 space(UTF8ToUTF16(" "));
-
-  string16 str(UTF8ToUTF16(" foo bar! \npouet boom"));
-  WordIterator iter(&str, WordIterator::BREAK_WORD);
-  ASSERT_TRUE(iter.Init());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-  EXPECT_EQ(space, iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_TRUE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16("foo"), iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-  EXPECT_EQ(space, iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_TRUE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16("bar"), iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16("!"), iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-  EXPECT_EQ(space, iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16("\n"), iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_TRUE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16("pouet"), iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-  EXPECT_EQ(space, iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_TRUE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16("boom"), iter.GetWord());
-  EXPECT_FALSE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-}
-
-TEST(WordIteratorTest, BreakLine) {
-  string16 str(UTF8ToUTF16(" foo bar! \npouet boom"));
-  WordIterator iter(&str, WordIterator::BREAK_LINE);
-  ASSERT_TRUE(iter.Init());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16(" "), iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16("foo "), iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_TRUE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16("bar! \n"), iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16("pouet "), iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16("boom"), iter.GetWord());
-  EXPECT_FALSE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-}
-
-TEST(WordIteratorTest, BreakWide16) {
-  //  "Παγκόσμιος Ιστός"
-  const string16 str(WideToUTF16(
-      L"\x03a0\x03b1\x03b3\x03ba\x03cc\x03c3\x03bc\x03b9"
-      L"\x03bf\x03c2\x0020\x0399\x03c3\x03c4\x03cc\x03c2"));
-  const string16 word1(str.substr(0, 10));
-  const string16 word2(str.substr(11, 5));
-  WordIterator iter(&str, WordIterator::BREAK_WORD);
-  ASSERT_TRUE(iter.Init());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_TRUE(iter.IsWord());
-  EXPECT_EQ(word1, iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16(" "), iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_TRUE(iter.IsWord());
-  EXPECT_EQ(word2, iter.GetWord());
-  EXPECT_FALSE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-}
-
-TEST(WordIteratorTest, BreakWide32) {
-  // U+1D49C MATHEMATICAL SCRIPT CAPITAL A
-  const char* very_wide_char = "\xF0\x9D\x92\x9C";
-  const string16 str(
-      UTF8ToUTF16(StringPrintf("%s a", very_wide_char)));
-  const string16 very_wide_word(str.substr(0, 2));
-
-  WordIterator iter(&str, WordIterator::BREAK_WORD);
-  ASSERT_TRUE(iter.Init());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_TRUE(iter.IsWord());
-  EXPECT_EQ(very_wide_word, iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16(" "), iter.GetWord());
-  EXPECT_TRUE(iter.Advance());
-  EXPECT_TRUE(iter.IsWord());
-  EXPECT_EQ(UTF8ToUTF16("a"), iter.GetWord());
-  EXPECT_FALSE(iter.Advance());
-  EXPECT_FALSE(iter.IsWord());
-}