content/shell/renderer/test_runner/MockGrammarCheck.cpp

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/shell/renderer/test_runner/MockGrammarCheck.h"
   6
   7 #include <algorithm>
   8
   9 #include "base/logging.h"
  10 #include "content/shell/renderer/test_runner/TestCommon.h"
  11 #include "third_party/WebKit/public/platform/WebCString.h"
  12 #include "third_party/WebKit/public/platform/WebString.h"
  13 #include "third_party/WebKit/public/web/WebTextCheckingResult.h"
  14
  15 using namespace blink;
  16 using namespace std;
  17
  18 namespace content {
  19
  20 bool MockGrammarCheck::checkGrammarOfString(const WebString& text, vector<WebTextCheckingResult>* results)
  21 {
  22     DCHECK(results);
  23     base::string16 stringText = text;
  24     if (find_if(stringText.begin(), stringText.end(), WebTestRunner::isASCIIAlpha) == stringText.end())
  25         return true;
  26
  27     // Find matching grammatical errors from known ones. This function has to
  28     // check all errors because the given text may consist of two or more
  29     // sentences that have grammatical errors.
  30     static const struct {
  31         const char* text;
  32         int location;
  33         int length;
  34     } grammarErrors[] = {
  35         {"I have a issue.", 7, 1},
  36         {"I have an grape.", 7, 2},
  37         {"I have an kiwi.", 7, 2},
  38         {"I have an muscat.", 7, 2},
  39         {"You has the right.", 4, 3},
  40         {"apple orange zz.", 0, 16},
  41         {"apple zz orange.", 0, 16},
  42         {"apple,zz,orange.", 0, 16},
  43         {"orange,zz,apple.", 0, 16},
  44         {"the the adlj adaasj sdklj. there there", 4, 3},
  45         {"the the adlj adaasj sdklj. there there", 33, 5},
  46         {"zz apple orange.", 0, 16},
  47     };
  48     for (size_t i = 0; i < ARRAYSIZE_UNSAFE(grammarErrors); ++i) {
  49         size_t offset = 0;
  50         base::string16 error(grammarErrors[i].text, grammarErrors[i].text + strlen(grammarErrors[i].text));
  51         while ((offset = stringText.find(error, offset)) != base::string16::npos) {
  52             results->push_back(WebTextCheckingResult(WebTextDecorationTypeGrammar, offset + grammarErrors[i].location, grammarErrors[i].length));
  53             offset += grammarErrors[i].length;
  54         }
  55     }
  56     return false;
  57 }
  58
  59 }  // namespace content