components/test_runner/mock_grammar_check.cc

   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 "components/test_runner/mock_grammar_check.h"
   6
   7 #include <algorithm>
   8
   9 #include "base/logging.h"
  10 #include "components/test_runner/test_common.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 namespace test_runner {
  16
  17 bool MockGrammarCheck::CheckGrammarOfString(
  18     const blink::WebString& text,
  19     std::vector<blink::WebTextCheckingResult>* results) {
  20   DCHECK(results);
  21   base::string16 string_text = text;
  22   if (std::find_if(string_text.begin(), string_text.end(), IsASCIIAlpha) ==
  23       string_text.end())
  24     return true;
  25
  26   // Find matching grammatical errors from known ones. This function has to
  27   // check all errors because the given text may consist of two or more
  28   // sentences that have grammatical errors.
  29   static const struct {
  30     const char* text;
  31     int location;
  32     int length;
  33   } kGrammarErrors[] = {
  34         {"I have a issue.", 7, 1},
  35         {"I have an grape.", 7, 2},
  36         {"I have an kiwi.", 7, 2},
  37         {"I have an muscat.", 7, 2},
  38         {"You has the right.", 4, 3},
  39         {"apple orange zz.", 0, 16},
  40         {"apple zz orange.", 0, 16},
  41         {"apple,zz,orange.", 0, 16},
  42         {"orange,zz,apple.", 0, 16},
  43         {"the the adlj adaasj sdklj. there there", 4, 3},
  44         {"the the adlj adaasj sdklj. there there", 33, 5},
  45         {"zz apple orange.", 0, 16},
  46     };
  47   for (size_t i = 0; i < arraysize(kGrammarErrors); ++i) {
  48     size_t offset = 0;
  49     base::string16 error(
  50         kGrammarErrors[i].text,
  51         kGrammarErrors[i].text + strlen(kGrammarErrors[i].text));
  52     while ((offset = string_text.find(error, offset)) != base::string16::npos) {
  53       results->push_back(
  54           blink::WebTextCheckingResult(blink::WebTextDecorationTypeGrammar,
  55                                        offset + kGrammarErrors[i].location,
  56                                        kGrammarErrors[i].length));
  57       offset += kGrammarErrors[i].length;
  58     }
  59   }
  60   return false;
  61 }
  62
  63 }  // namespace test_runner