test_runner: Migrate MockSpellCheck to Chromium C++ style.

content/shell/renderer/test_runner/MockSpellCheck.cpp

-// Copyright 2013 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 "content/shell/renderer/test_runner/MockSpellCheck.h"
-
-#include "base/logging.h"
-#include "content/shell/renderer/test_runner/TestCommon.h"
-#include "third_party/WebKit/public/platform/WebCString.h"
-
-using namespace blink;
-
-namespace content {
-
-namespace {
-
-void append(WebVector<WebString>* data, const WebString& item)
-{
-    WebVector<WebString> result(data->size() + 1);
-    for (size_t i = 0; i < data->size(); ++i)
-        result[i] = (*data)[i];
-    result[data->size()] = item;
-    data->swap(result);
-}
-
-}
-
-MockSpellCheck::MockSpellCheck()
-    : m_initialized(false) { }
-
-MockSpellCheck::~MockSpellCheck() { }
-
-bool MockSpellCheck::spellCheckWord(const WebString& text, int* misspelledOffset, int* misspelledLength)
-{
-    DCHECK(misspelledOffset);
-    DCHECK(misspelledLength);
-
-    // Initialize this spellchecker.
-    initializeIfNeeded();
-
-    // Reset the result values as our spellchecker does.
-    *misspelledOffset = 0;
-    *misspelledLength = 0;
-
-    // Convert to a base::string16 because we store base::string16 instances in
-    // m_misspelledWords and WebString has no find().
-    base::string16 stringText = text;
-    int skippedLength = 0;
-
-    while (!stringText.empty()) {
-        // Extract the first possible English word from the given string.
-        // The given string may include non-ASCII characters or numbers. So, we
-        // should filter out such characters before start looking up our
-        // misspelled-word table.
-        // (This is a simple version of our SpellCheckWordIterator class.)
-        // If the given string doesn't include any ASCII characters, we can treat the
-        // string as valid one.
-        base::string16::iterator firstChar = std::find_if(stringText.begin(), stringText.end(), isASCIIAlpha);
-        if (firstChar == stringText.end())
-            return true;
-        int wordOffset = std::distance(stringText.begin(), firstChar);
-        int maxWordLength = static_cast<int>(stringText.length()) - wordOffset;
-        int wordLength;
-        base::string16 word;
-
-        // Look up our misspelled-word table to check if the extracted word is a
-        // known misspelled word, and return the offset and the length of the
-        // extracted word if this word is a known misspelled word.
-        // (See the comment in MockSpellCheck::initializeIfNeeded() why we use a
-        // misspelled-word table.)
-        for (size_t i = 0; i < m_misspelledWords.size(); ++i) {
-            wordLength = static_cast<int>(m_misspelledWords.at(i).length()) > maxWordLength ? maxWordLength : static_cast<int>(m_misspelledWords.at(i).length());
-            word = stringText.substr(wordOffset, wordLength);
-            if (word == m_misspelledWords.at(i) && (static_cast<int>(stringText.length()) == wordOffset + wordLength || isNotASCIIAlpha(stringText[wordOffset + wordLength]))) {
-                *misspelledOffset = wordOffset + skippedLength;
-                *misspelledLength = wordLength;
-                break;
-            }
-        }
-
-        if (*misspelledLength > 0)
-            break;
-
-        base::string16::iterator lastChar = std::find_if(stringText.begin() + wordOffset, stringText.end(), isNotASCIIAlpha);
-        if (lastChar == stringText.end())
-            wordLength = static_cast<int>(stringText.length()) - wordOffset;
-        else
-            wordLength = std::distance(firstChar, lastChar);
-
-        DCHECK_LT(0, wordOffset + wordLength);
-        stringText = stringText.substr(wordOffset + wordLength);
-        skippedLength += wordOffset + wordLength;
-    }
-
-    return false;
-}
-
-bool MockSpellCheck::hasInCache(const WebString& word)
-{
-    return word == WebString::fromUTF8("Spell wellcome. Is it broken?") || word == WebString::fromUTF8("Spell wellcome.\x007F");
-}
-
-bool MockSpellCheck::isMultiWordMisspelling(const WebString& text, std::vector<WebTextCheckingResult>* results)
-{
-    if (text == WebString::fromUTF8("Helllo wordl.")) {
-        results->push_back(WebTextCheckingResult(WebTextDecorationTypeSpelling, 0, 6, WebString("Hello")));
-        results->push_back(WebTextCheckingResult(WebTextDecorationTypeSpelling, 7, 5, WebString("world")));
-        return true;
-    }
-    return false;
-}
-
-void MockSpellCheck::fillSuggestionList(const WebString& word, WebVector<WebString>* suggestions)
-{
-    if (word == WebString::fromUTF8("wellcome"))
-        append(suggestions, WebString::fromUTF8("welcome"));
-    else if (word == WebString::fromUTF8("upper case"))
-        append(suggestions, WebString::fromUTF8("uppercase"));
-    else if (word == WebString::fromUTF8("Helllo"))
-        append(suggestions, WebString::fromUTF8("Hello"));
-    else if (word == WebString::fromUTF8("wordl"))
-        append(suggestions, WebString::fromUTF8("world"));
-}
-
-bool MockSpellCheck::initializeIfNeeded()
-{
-    // Exit if we have already initialized this object.
-    if (m_initialized)
-        return false;
-
-    // Create a table that consists of misspelled words used in WebKit layout
-    // tests.
-    // Since WebKit layout tests don't have so many misspelled words as
-    // well-spelled words, it is easier to compare the given word with misspelled
-    // ones than to compare with well-spelled ones.
-    static const char* misspelledWords[] = {
-        // These words are known misspelled words in webkit tests.
-        // If there are other misspelled words in webkit tests, please add them in
-        // this array.
-        "foo",
-        "Foo",
-        "baz",
-        "fo",
-        "LibertyF",
-        "chello",
-        "xxxtestxxx",
-        "XXxxx",
-        "Textx",
-        "blockquoted",
-        "asd",
-        "Lorem",
-        "Nunc",
-        "Curabitur",
-        "eu",
-        "adlj",
-        "adaasj",
-        "sdklj",
-        "jlkds",
-        "jsaada",
-        "jlda",
-        "zz",
-        "contentEditable",
-        // The following words are used by unit tests.
-        "ifmmp",
-        "qwertyuiopasd",
-        "qwertyuiopasdf",
-        "upper case",
-        "wellcome"
-    };
-
-    m_misspelledWords.clear();
-    for (size_t i = 0; i < arraysize(misspelledWords); ++i)
-        m_misspelledWords.push_back(base::string16(misspelledWords[i], misspelledWords[i] + strlen(misspelledWords[i])));
-
-    // Mark as initialized to prevent this object from being initialized twice
-    // or more.
-    m_initialized = true;
-
-    // Since this MockSpellCheck class doesn't download dictionaries, this
-    // function always returns false.
-    return false;
-}
-
-}  // namespace content