1// Copyright (c) 2012 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 "base/path_service.h"
6#include "base/synchronization/waitable_event.h"
7#include "chrome/browser/profiles/profile.h"
8#include "chrome/browser/spellchecker/spellcheck_factory.h"
9#include "chrome/browser/spellchecker/spellcheck_service.h"
10#include "chrome/browser/ui/browser.h"
11#include "chrome/common/chrome_paths.h"
12#include "chrome/common/spellcheck_common.h"
13#include "chrome/test/base/in_process_browser_test.h"
14#include "chrome/test/base/ui_test_utils.h"
15#include "url/gurl.h"
16
17using content::BrowserContext;
18
19namespace {
20
21// A corrupted BDICT data used in DeleteCorruptedBDICT. Please do not use this
22// BDICT data for other tests.
23const uint8 kCorruptedBDICT[] = {
24  0x42, 0x44, 0x69, 0x63, 0x02, 0x00, 0x01, 0x00,
25  0x20, 0x00, 0x00, 0x00, 0x3b, 0x00, 0x00, 0x00,
26  0x65, 0x72, 0xe0, 0xac, 0x27, 0xc7, 0xda, 0x66,
27  0x6d, 0x1e, 0xa6, 0x35, 0xd1, 0xf6, 0xb7, 0x35,
28  0x32, 0x00, 0x00, 0x00, 0x38, 0x00, 0x00, 0x00,
29  0x39, 0x00, 0x00, 0x00, 0x3a, 0x00, 0x00, 0x00,
30  0x0a, 0x0a, 0x41, 0x46, 0x20, 0x30, 0x00, 0x00,
31  0x00, 0x00, 0x00, 0xe6, 0x49, 0x00, 0x68, 0x02,
32  0x73, 0x06, 0x74, 0x0b, 0x77, 0x11, 0x79, 0x15,
33};
34
35}  // namespace
36
37class SpellcheckServiceBrowserTest : public InProcessBrowserTest {
38 public:
39  Profile* GetProfile() {
40    return browser()->profile();
41  }
42};
43
44// Tests that we can delete a corrupted BDICT file used by hunspell. We do not
45// run this test on Mac because Mac does not use hunspell by default.
46IN_PROC_BROWSER_TEST_F(SpellcheckServiceBrowserTest, DeleteCorruptedBDICT) {
47  // Write the corrupted BDICT data to create a corrupted BDICT file.
48  base::FilePath dict_dir;
49  ASSERT_TRUE(PathService::Get(chrome::DIR_APP_DICTIONARIES, &dict_dir));
50  base::FilePath bdict_path =
51      chrome::spellcheck_common::GetVersionedFileName("en-US", dict_dir);
52
53  size_t actual = base::WriteFile(bdict_path,
54      reinterpret_cast<const char*>(kCorruptedBDICT),
55      arraysize(kCorruptedBDICT));
56  EXPECT_EQ(arraysize(kCorruptedBDICT), actual);
57
58  // Attach an event to the SpellcheckService object so we can receive its
59  // status updates.
60  base::WaitableEvent event(true, false);
61  SpellcheckService::AttachStatusEvent(&event);
62
63  BrowserContext * context = static_cast<BrowserContext*>(GetProfile());
64
65  // Ensure that the SpellcheckService object does not already exist. Otherwise
66  // the next line will not force creation of the SpellcheckService and the
67  // test will fail.
68  SpellcheckService* service = static_cast<SpellcheckService*>(
69      SpellcheckServiceFactory::GetInstance()->GetServiceForBrowserContext(
70          context,
71          false));
72  ASSERT_EQ(NULL, service);
73
74  // Getting the spellcheck_service will initialize the SpellcheckService
75  // object with the corrupted BDICT file created above since the hunspell
76  // dictionary is loaded in the SpellcheckService constructor right now.
77  // The SpellCheckHost object will send a BDICT_CORRUPTED event.
78  SpellcheckServiceFactory::GetForContext(context);
79
80  // Check the received event. Also we check if Chrome has successfully deleted
81  // the corrupted dictionary. We delete the corrupted dictionary to avoid
82  // leaking it when this test fails.
83  content::RunAllPendingInMessageLoop(content::BrowserThread::FILE);
84  content::RunAllPendingInMessageLoop(content::BrowserThread::UI);
85  EXPECT_EQ(SpellcheckService::BDICT_CORRUPTED,
86            SpellcheckService::GetStatusEvent());
87  if (base::PathExists(bdict_path)) {
88    ADD_FAILURE();
89    EXPECT_TRUE(base::DeleteFile(bdict_path, true));
90  }
91}
92