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1 // Copyright (c) 2016 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 "chrome/browser/browsing_data/media_license_counter.h" | |
6 | |
7 #include "base/memory/ptr_util.h" | |
8 #include "base/run_loop.h" | |
9 #include "chrome/browser/ui/browser.h" | |
10 #include "chrome/common/pref_names.h" | |
11 #include "chrome/test/base/in_process_browser_test.h" | |
12 #include "components/prefs/pref_service.h" | |
13 #include "content/public/browser/browser_thread.h" | |
14 #include "content/public/browser/storage_partition.h" | |
15 #include "ppapi/shared_impl/ppapi_constants.h" | |
16 #include "storage/browser/fileapi/async_file_util.h" | |
17 #include "storage/browser/fileapi/file_system_context.h" | |
18 #include "storage/browser/fileapi/file_system_operation_context.h" | |
19 #include "storage/browser/fileapi/isolated_context.h" | |
20 #include "storage/browser/quota/quota_manager.h" | |
21 #include "storage/common/fileapi/file_system_util.h" | |
22 #include "url/gurl.h" | |
23 | |
24 namespace { | |
25 | |
26 const char kTestOrigin[] = "https://host1/"; | |
27 const GURL kOrigin(kTestOrigin); | |
28 const char kClearKeyCdmPluginId[] = "application_x-ppapi-clearkey-cdm"; | |
29 | |
30 // Helper class that waits for an event, but keeps the MessageLoop running. | |
31 class AwaitCompletionHelper { | |
xhwang
2016/06/17 06:24:30
Add a TODO to avoid duplicating this class?
jrummell
2016/06/21 00:13:44
Removed it, as the places it is used is all asynch
| |
32 public: | |
33 AwaitCompletionHelper() : start_(false), already_quit_(false) {} | |
34 virtual ~AwaitCompletionHelper() {} | |
35 | |
36 void BlockUntilNotified() { | |
37 if (!already_quit_) { | |
38 DCHECK(!start_); | |
39 start_ = true; | |
40 base::MessageLoop::current()->Run(); | |
41 } else { | |
42 DCHECK(!start_); | |
43 already_quit_ = false; | |
44 } | |
45 } | |
46 | |
47 void Notify() { | |
48 if (start_) { | |
49 DCHECK(!already_quit_); | |
50 base::MessageLoop::current()->QuitWhenIdle(); | |
51 start_ = false; | |
52 } else { | |
53 DCHECK(!already_quit_); | |
54 already_quit_ = true; | |
55 } | |
56 } | |
57 | |
58 private: | |
59 bool start_; | |
60 bool already_quit_; | |
61 | |
62 DISALLOW_COPY_AND_ASSIGN(AwaitCompletionHelper); | |
63 }; | |
64 | |
65 class MediaLicenseCounterTest : public InProcessBrowserTest { | |
66 public: | |
67 void SetUpOnMainThread() override { SetMediaLicenseDeletionPref(true); } | |
68 | |
69 void SetMediaLicenseDeletionPref(bool value) { | |
70 browser()->profile()->GetPrefs()->SetBoolean(prefs::kDeleteMediaLicenses, | |
71 value); | |
72 } | |
73 | |
74 // Create some test data for origin |kOrigin|. | |
75 void CreateMediaLicenseTestData() { | |
76 storage::FileSystemContext* filesystem_context = | |
77 content::BrowserContext::GetDefaultStoragePartition( | |
78 browser()->profile()) | |
79 ->GetFileSystemContext(); | |
80 std::string clearkey_fsid = | |
81 CreateFileSystem(filesystem_context, kClearKeyCdmPluginId, kOrigin); | |
82 CreateFile(filesystem_context, kOrigin, clearkey_fsid, "foo"); | |
83 } | |
84 | |
85 // Wait for IO thread operations, such as cache creation, counting, writing, | |
86 // deletion etc. | |
87 void WaitForIOThread() { | |
xhwang
2016/06/17 06:24:30
This is copied from cache_counter_browsertest.cc b
jrummell
2016/06/21 00:13:44
Done (and simplified to use base::MessageLoop like
| |
88 DCHECK_CURRENTLY_ON(content::BrowserThread::UI); | |
89 run_loop_.reset(new base::RunLoop()); | |
90 run_loop_->Run(); | |
91 } | |
92 | |
93 // Callback from the counter. | |
94 void CountingCallback(std::unique_ptr<BrowsingDataCounter::Result> result) { | |
95 DCHECK_CURRENTLY_ON(content::BrowserThread::UI); | |
96 | |
97 callback_called_ = true; | |
98 finished_ = result->Finished(); | |
99 if (finished_) { | |
100 MediaLicenseCounter::MediaLicenseResult* media_result = | |
101 static_cast<MediaLicenseCounter::MediaLicenseResult*>(result.get()); | |
102 count_ = media_result->Value(); | |
103 origin_ = media_result->GetOneOrigin(); | |
104 } | |
105 | |
106 if (run_loop_ && finished_) | |
107 run_loop_->Quit(); | |
108 } | |
109 | |
110 bool CallbackCalled() { return callback_called_; } | |
111 | |
112 BrowsingDataCounter::ResultInt GetCount() { | |
113 DCHECK(finished_); | |
114 return count_; | |
115 } | |
116 | |
117 const std::string& GetOrigin() { | |
118 DCHECK(finished_); | |
119 return origin_; | |
120 } | |
121 | |
122 private: | |
123 // Creates a PluginPrivateFileSystem for the |plugin_name| and |origin| | |
124 // provided. Returns the file system ID for the created | |
125 // PluginPrivateFileSystem. | |
126 std::string CreateFileSystem(storage::FileSystemContext* filesystem_context, | |
127 const std::string& plugin_name, | |
128 const GURL& origin) { | |
129 AwaitCompletionHelper await_completion; | |
130 std::string fsid = storage::IsolatedContext::GetInstance() | |
131 ->RegisterFileSystemForVirtualPath( | |
132 storage::kFileSystemTypePluginPrivate, | |
133 ppapi::kPluginPrivateRootName, base::FilePath()); | |
134 EXPECT_TRUE(storage::ValidateIsolatedFileSystemId(fsid)); | |
135 filesystem_context->OpenPluginPrivateFileSystem( | |
136 origin, storage::kFileSystemTypePluginPrivate, fsid, plugin_name, | |
137 storage::OPEN_FILE_SYSTEM_CREATE_IF_NONEXISTENT, | |
138 base::Bind(&MediaLicenseCounterTest::OnFileSystemOpened, | |
139 base::Unretained(this), &await_completion)); | |
140 await_completion.BlockUntilNotified(); | |
141 return fsid; | |
142 } | |
143 | |
144 // Creates a file named |file_name| in the PluginPrivateFileSystem identified | |
145 // by |origin| and |fsid|. | |
146 void CreateFile(storage::FileSystemContext* filesystem_context, | |
147 const GURL& origin, | |
148 const std::string& fsid, | |
149 const std::string& file_name) { | |
150 AwaitCompletionHelper await_completion; | |
151 std::string root = storage::GetIsolatedFileSystemRootURIString( | |
152 origin, fsid, ppapi::kPluginPrivateRootName); | |
153 storage::FileSystemURL file_url = | |
154 filesystem_context->CrackURL(GURL(root + file_name)); | |
155 storage::AsyncFileUtil* file_util = filesystem_context->GetAsyncFileUtil( | |
156 storage::kFileSystemTypePluginPrivate); | |
157 std::unique_ptr<storage::FileSystemOperationContext> operation_context = | |
158 base::WrapUnique( | |
159 new storage::FileSystemOperationContext(filesystem_context)); | |
160 operation_context->set_allowed_bytes_growth( | |
161 storage::QuotaManager::kNoLimit); | |
162 file_util->EnsureFileExists( | |
163 std::move(operation_context), file_url, | |
164 base::Bind(&MediaLicenseCounterTest::OnFileCreated, | |
165 base::Unretained(this), &await_completion)); | |
166 await_completion.BlockUntilNotified(); | |
167 } | |
168 | |
169 void OnFileSystemOpened(AwaitCompletionHelper* await_completion, | |
170 base::File::Error result) { | |
171 EXPECT_EQ(base::File::FILE_OK, result) << base::File::ErrorToString(result); | |
172 await_completion->Notify(); | |
173 } | |
174 | |
175 void OnFileCreated(AwaitCompletionHelper* await_completion, | |
176 base::File::Error result, | |
177 bool created) { | |
178 EXPECT_EQ(base::File::FILE_OK, result) << base::File::ErrorToString(result); | |
179 EXPECT_TRUE(created); | |
180 await_completion->Notify(); | |
181 } | |
182 | |
183 bool callback_called_ = false; | |
184 bool finished_ = false; | |
185 BrowsingDataCounter::ResultInt count_; | |
186 std::string origin_; | |
187 | |
188 std::unique_ptr<base::RunLoop> run_loop_; | |
189 }; | |
190 | |
191 // Tests that for the empty file system, the result is zero. | |
192 IN_PROC_BROWSER_TEST_F(MediaLicenseCounterTest, Empty) { | |
193 MediaLicenseCounter counter; | |
194 counter.Init(browser()->profile(), | |
195 base::Bind(&MediaLicenseCounterTest::CountingCallback, | |
196 base::Unretained(this))); | |
197 counter.Restart(); | |
198 | |
199 WaitForIOThread(); | |
200 | |
201 EXPECT_TRUE(CallbackCalled()); | |
202 EXPECT_EQ(0u, GetCount()); | |
203 EXPECT_TRUE(GetOrigin().empty()); | |
204 } | |
205 | |
206 // Tests that for a non-empty cache, the result is nonzero. | |
207 IN_PROC_BROWSER_TEST_F(MediaLicenseCounterTest, NonEmpty) { | |
208 CreateMediaLicenseTestData(); | |
209 | |
210 MediaLicenseCounter counter; | |
211 counter.Init(browser()->profile(), | |
212 base::Bind(&MediaLicenseCounterTest::CountingCallback, | |
213 base::Unretained(this))); | |
214 counter.Restart(); | |
215 | |
216 WaitForIOThread(); | |
217 | |
218 EXPECT_TRUE(CallbackCalled()); | |
219 EXPECT_EQ(1u, GetCount()); | |
220 EXPECT_EQ(kTestOrigin, GetOrigin()); | |
221 } | |
222 | |
223 // Tests that the counter does not count if the deletion preference is false. | |
224 IN_PROC_BROWSER_TEST_F(MediaLicenseCounterTest, PrefIsFalse) { | |
225 SetMediaLicenseDeletionPref(false); | |
226 | |
227 MediaLicenseCounter counter; | |
228 counter.Init(browser()->profile(), | |
229 base::Bind(&MediaLicenseCounterTest::CountingCallback, | |
230 base::Unretained(this))); | |
231 counter.Restart(); | |
232 | |
233 EXPECT_FALSE(CallbackCalled()); | |
234 } | |
235 | |
236 // Tests that the counter starts counting automatically when the deletion | |
237 // pref changes to true. | |
238 IN_PROC_BROWSER_TEST_F(MediaLicenseCounterTest, PrefChanged) { | |
239 SetMediaLicenseDeletionPref(false); | |
240 | |
241 MediaLicenseCounter counter; | |
242 counter.Init(browser()->profile(), | |
243 base::Bind(&MediaLicenseCounterTest::CountingCallback, | |
244 base::Unretained(this))); | |
245 SetMediaLicenseDeletionPref(true); | |
246 | |
247 WaitForIOThread(); | |
248 | |
249 EXPECT_TRUE(CallbackCalled()); | |
250 EXPECT_EQ(0u, GetCount()); | |
251 EXPECT_TRUE(GetOrigin().empty()); | |
252 } | |
253 | |
254 } // namespace | |
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