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| 1 // Copyright 2017 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 "extensions/browser/api/media_perception_private/media_perception_api_m
anager.h" |
| 6 |
| 7 #include <queue> |
| 8 |
| 9 #include "base/bind.h" |
| 10 #include "base/memory/ptr_util.h" |
| 11 #include "base/run_loop.h" |
| 12 #include "chromeos/dbus/dbus_thread_manager.h" |
| 13 #include "chromeos/dbus/fake_media_analytics_client.h" |
| 14 #include "chromeos/dbus/fake_upstart_client.h" |
| 15 #include "chromeos/dbus/media_analytics_client.h" |
| 16 #include "chromeos/dbus/upstart_client.h" |
| 17 #include "content/public/test/test_browser_context.h" |
| 18 #include "content/public/test/test_browser_thread_bundle.h" |
| 19 #include "testing/gtest/include/gtest/gtest.h" |
| 20 |
| 21 namespace media_perception = extensions::api::media_perception_private; |
| 22 |
| 23 namespace chromeos { |
| 24 namespace { |
| 25 |
| 26 class TestUpstartClient : public FakeUpstartClient { |
| 27 public: |
| 28 TestUpstartClient() : enqueue_requests_(false) {} |
| 29 |
| 30 ~TestUpstartClient() override{}; |
| 31 |
| 32 // Overrides behavior to queue start requests. |
| 33 void StartMediaAnalytics(const UpstartCallback& callback) override { |
| 34 pending_upstart_request_callbacks_.push(callback); |
| 35 if (!enqueue_requests_) { |
| 36 HandleNextUpstartRequest(true); |
| 37 return; |
| 38 } |
| 39 } |
| 40 |
| 41 // Triggers the next queue'd start request to succeed or fail. |
| 42 bool HandleNextUpstartRequest(bool should_succeed) { |
| 43 if (pending_upstart_request_callbacks_.empty()) |
| 44 return false; |
| 45 |
| 46 UpstartCallback callback = pending_upstart_request_callbacks_.front(); |
| 47 pending_upstart_request_callbacks_.pop(); |
| 48 |
| 49 if (!should_succeed) { |
| 50 callback.Run(false); |
| 51 return true; |
| 52 } |
| 53 |
| 54 FakeUpstartClient::StartMediaAnalytics(callback); |
| 55 return true; |
| 56 } |
| 57 |
| 58 void set_enqueue_requests(bool enqueue_requests) { |
| 59 enqueue_requests_ = enqueue_requests; |
| 60 } |
| 61 |
| 62 private: |
| 63 std::queue<UpstartCallback> pending_upstart_request_callbacks_; |
| 64 |
| 65 bool enqueue_requests_; |
| 66 |
| 67 DISALLOW_COPY_AND_ASSIGN(TestUpstartClient); |
| 68 }; |
| 69 |
| 70 } // namespace |
| 71 } // namespace chromeos |
| 72 |
| 73 namespace extensions { |
| 74 |
| 75 using CallbackStatus = MediaPerceptionAPIManager::CallbackStatus; |
| 76 |
| 77 namespace { |
| 78 |
| 79 void RecordStatusAndRunClosure(base::Closure quit_run_loop, |
| 80 CallbackStatus* status, |
| 81 CallbackStatus result_status, |
| 82 media_perception::State result_state) { |
| 83 *status = result_status; |
| 84 quit_run_loop.Run(); |
| 85 } |
| 86 |
| 87 CallbackStatus SetStateAndWaitForResponse( |
| 88 MediaPerceptionAPIManager* manager, |
| 89 const media_perception::State& state) { |
| 90 base::RunLoop run_loop; |
| 91 CallbackStatus status; |
| 92 manager->SetState(state, base::Bind(&RecordStatusAndRunClosure, |
| 93 run_loop.QuitClosure(), &status)); |
| 94 run_loop.Run(); |
| 95 return status; |
| 96 } |
| 97 |
| 98 CallbackStatus GetStateAndWaitForResponse(MediaPerceptionAPIManager* manager) { |
| 99 base::RunLoop run_loop; |
| 100 CallbackStatus status; |
| 101 manager->GetState( |
| 102 base::Bind(&RecordStatusAndRunClosure, run_loop.QuitClosure(), &status)); |
| 103 run_loop.Run(); |
| 104 return status; |
| 105 } |
| 106 |
| 107 } // namespace |
| 108 |
| 109 class MediaPerceptionAPIManagerTest : public testing::Test { |
| 110 public: |
| 111 MediaPerceptionAPIManagerTest() |
| 112 : thread_bundle_(content::TestBrowserThreadBundle::DEFAULT) {} |
| 113 |
| 114 void SetUp() override { |
| 115 std::unique_ptr<chromeos::DBusThreadManagerSetter> dbus_setter = |
| 116 chromeos::DBusThreadManager::GetSetterForTesting(); |
| 117 auto media_analytics_client = |
| 118 base::MakeUnique<chromeos::FakeMediaAnalyticsClient>(); |
| 119 media_analytics_client_ = media_analytics_client.get(); |
| 120 dbus_setter->SetMediaAnalyticsClient(std::move(media_analytics_client)); |
| 121 |
| 122 auto upstart_client = base::MakeUnique<chromeos::TestUpstartClient>(); |
| 123 upstart_client_ = upstart_client.get(); |
| 124 dbus_setter->SetUpstartClient(std::move(upstart_client)); |
| 125 |
| 126 manager_ = base::MakeUnique<MediaPerceptionAPIManager>(&browser_context_); |
| 127 } |
| 128 |
| 129 void TearDown() override { |
| 130 // Need to make sure that the MediaPerceptionAPIManager is destructed before |
| 131 // the DbusThreadManager. |
| 132 manager_.reset(); |
| 133 chromeos::DBusThreadManager::Shutdown(); |
| 134 } |
| 135 |
| 136 std::unique_ptr<MediaPerceptionAPIManager> manager_; |
| 137 |
| 138 // Ownership of both is passed on to chromeos::DbusThreadManager. |
| 139 chromeos::FakeMediaAnalyticsClient* media_analytics_client_; |
| 140 chromeos::TestUpstartClient* upstart_client_; |
| 141 |
| 142 private: |
| 143 content::TestBrowserContext browser_context_; |
| 144 content::TestBrowserThreadBundle thread_bundle_; |
| 145 |
| 146 DISALLOW_COPY_AND_ASSIGN(MediaPerceptionAPIManagerTest); |
| 147 }; |
| 148 |
| 149 TEST_F(MediaPerceptionAPIManagerTest, UpstartFailure) { |
| 150 upstart_client_->set_enqueue_requests(true); |
| 151 media_perception::State state; |
| 152 state.status = media_perception::STATUS_RUNNING; |
| 153 |
| 154 base::RunLoop run_loop; |
| 155 CallbackStatus status; |
| 156 manager_->SetState(state, base::Bind(&RecordStatusAndRunClosure, |
| 157 run_loop.QuitClosure(), &status)); |
| 158 EXPECT_TRUE(upstart_client_->HandleNextUpstartRequest(false)); |
| 159 run_loop.Run(); |
| 160 EXPECT_EQ(CallbackStatus::PROCESS_IDLE_ERROR, status); |
| 161 |
| 162 // Check that after a failed request, setState RUNNING will go through. |
| 163 upstart_client_->set_enqueue_requests(false); |
| 164 EXPECT_EQ(CallbackStatus::SUCCESS, |
| 165 SetStateAndWaitForResponse(manager_.get(), state)); |
| 166 } |
| 167 |
| 168 TEST_F(MediaPerceptionAPIManagerTest, UpstartStall) { |
| 169 upstart_client_->set_enqueue_requests(true); |
| 170 media_perception::State state; |
| 171 state.status = media_perception::STATUS_RUNNING; |
| 172 |
| 173 base::RunLoop run_loop; |
| 174 CallbackStatus status; |
| 175 manager_->SetState(state, base::Bind(&RecordStatusAndRunClosure, |
| 176 run_loop.QuitClosure(), &status)); |
| 177 |
| 178 EXPECT_EQ(CallbackStatus::PROCESS_LAUNCHING_ERROR, |
| 179 GetStateAndWaitForResponse(manager_.get())); |
| 180 EXPECT_EQ(CallbackStatus::PROCESS_LAUNCHING_ERROR, |
| 181 SetStateAndWaitForResponse(manager_.get(), state)); |
| 182 EXPECT_TRUE(upstart_client_->HandleNextUpstartRequest(true)); |
| 183 run_loop.Run(); |
| 184 EXPECT_EQ(CallbackStatus::SUCCESS, status); |
| 185 |
| 186 // Verify that after the slow start, things works as normal. |
| 187 upstart_client_->set_enqueue_requests(false); |
| 188 EXPECT_EQ(CallbackStatus::SUCCESS, |
| 189 GetStateAndWaitForResponse(manager_.get())); |
| 190 state.status = media_perception::STATUS_SUSPENDED; |
| 191 EXPECT_EQ(CallbackStatus::SUCCESS, |
| 192 SetStateAndWaitForResponse(manager_.get(), state)); |
| 193 } |
| 194 |
| 195 TEST_F(MediaPerceptionAPIManagerTest, MediaAnalyticsDbusError) { |
| 196 media_perception::State state; |
| 197 state.status = media_perception::STATUS_RUNNING; |
| 198 EXPECT_EQ(CallbackStatus::SUCCESS, |
| 199 SetStateAndWaitForResponse(manager_.get(), state)); |
| 200 // Disable the functionality of the fake process. |
| 201 media_analytics_client_->set_process_running(false); |
| 202 EXPECT_EQ(CallbackStatus::DBUS_ERROR, |
| 203 GetStateAndWaitForResponse(manager_.get())); |
| 204 EXPECT_EQ(CallbackStatus::DBUS_ERROR, |
| 205 SetStateAndWaitForResponse(manager_.get(), state)); |
| 206 } |
| 207 |
| 208 } // namespace extensions |
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