Robert Snoeberger | 7dffd37 | 2020-04-01 17:32:44 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2020 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.systemui.media |
| 18 | |
| 19 | import android.graphics.Color |
| 20 | import android.media.MediaMetadata |
| 21 | import android.media.session.MediaController |
| 22 | import android.media.session.PlaybackState |
| 23 | import android.testing.AndroidTestingRunner |
| 24 | import android.testing.TestableLooper |
| 25 | import android.widget.SeekBar |
| 26 | import androidx.arch.core.executor.ArchTaskExecutor |
| 27 | import androidx.arch.core.executor.TaskExecutor |
| 28 | import androidx.test.filters.SmallTest |
| 29 | |
| 30 | import com.android.systemui.SysuiTestCase |
| 31 | import com.android.systemui.util.concurrency.FakeExecutor |
| 32 | import com.android.systemui.util.time.FakeSystemClock |
| 33 | import com.google.common.truth.Truth.assertThat |
| 34 | |
| 35 | import org.junit.After |
| 36 | import org.junit.Before |
| 37 | import org.junit.Test |
| 38 | import org.junit.runner.RunWith |
| 39 | import org.mockito.Mock |
| 40 | import org.mockito.Mockito.mock |
| 41 | import org.mockito.Mockito.never |
| 42 | import org.mockito.Mockito.verify |
| 43 | import org.mockito.Mockito.`when` as whenever |
| 44 | |
| 45 | @SmallTest |
| 46 | @RunWith(AndroidTestingRunner::class) |
| 47 | @TestableLooper.RunWithLooper |
| 48 | public class SeekBarViewModelTest : SysuiTestCase() { |
| 49 | |
| 50 | private lateinit var viewModel: SeekBarViewModel |
| 51 | private lateinit var fakeExecutor: FakeExecutor |
| 52 | private val taskExecutor: TaskExecutor = object : TaskExecutor() { |
| 53 | override fun executeOnDiskIO(runnable: Runnable) { |
| 54 | runnable.run() |
| 55 | } |
| 56 | override fun postToMainThread(runnable: Runnable) { |
| 57 | runnable.run() |
| 58 | } |
| 59 | override fun isMainThread(): Boolean { |
| 60 | return true |
| 61 | } |
| 62 | } |
| 63 | @Mock private lateinit var mockController: MediaController |
| 64 | @Mock private lateinit var mockTransport: MediaController.TransportControls |
| 65 | |
| 66 | @Before |
| 67 | fun setUp() { |
| 68 | fakeExecutor = FakeExecutor(FakeSystemClock()) |
| 69 | viewModel = SeekBarViewModel(fakeExecutor) |
| 70 | mockController = mock(MediaController::class.java) |
| 71 | mockTransport = mock(MediaController.TransportControls::class.java) |
| 72 | |
| 73 | // LiveData to run synchronously |
| 74 | ArchTaskExecutor.getInstance().setDelegate(taskExecutor) |
| 75 | } |
| 76 | |
| 77 | @After |
| 78 | fun tearDown() { |
| 79 | ArchTaskExecutor.getInstance().setDelegate(null) |
| 80 | } |
| 81 | |
| 82 | @Test |
| 83 | fun updateColor() { |
| 84 | viewModel.updateController(mockController, Color.RED) |
| 85 | assertThat(viewModel.progress.value!!.color).isEqualTo(Color.RED) |
| 86 | } |
| 87 | |
| 88 | @Test |
| 89 | fun updateDuration() { |
| 90 | // GIVEN that the duration is contained within the metadata |
| 91 | val duration = 12000L |
| 92 | val metadata = MediaMetadata.Builder().run { |
| 93 | putLong(MediaMetadata.METADATA_KEY_DURATION, duration) |
| 94 | build() |
| 95 | } |
| 96 | whenever(mockController.getMetadata()).thenReturn(metadata) |
| 97 | // WHEN the controller is updated |
| 98 | viewModel.updateController(mockController, Color.RED) |
| 99 | // THEN the duration is extracted |
| 100 | assertThat(viewModel.progress.value!!.duration).isEqualTo(duration) |
| 101 | assertThat(viewModel.progress.value!!.enabled).isTrue() |
| 102 | } |
| 103 | |
| 104 | @Test |
| 105 | fun updateDurationNegative() { |
| 106 | // GIVEN that the duration is negative |
| 107 | val duration = -1L |
| 108 | val metadata = MediaMetadata.Builder().run { |
| 109 | putLong(MediaMetadata.METADATA_KEY_DURATION, duration) |
| 110 | build() |
| 111 | } |
| 112 | whenever(mockController.getMetadata()).thenReturn(metadata) |
| 113 | // WHEN the controller is updated |
| 114 | viewModel.updateController(mockController, Color.RED) |
| 115 | // THEN the seek bar is disabled |
| 116 | assertThat(viewModel.progress.value!!.enabled).isFalse() |
| 117 | } |
| 118 | |
| 119 | @Test |
| 120 | fun updateDurationZero() { |
| 121 | // GIVEN that the duration is zero |
| 122 | val duration = 0L |
| 123 | val metadata = MediaMetadata.Builder().run { |
| 124 | putLong(MediaMetadata.METADATA_KEY_DURATION, duration) |
| 125 | build() |
| 126 | } |
| 127 | whenever(mockController.getMetadata()).thenReturn(metadata) |
| 128 | // WHEN the controller is updated |
| 129 | viewModel.updateController(mockController, Color.RED) |
| 130 | // THEN the seek bar is disabled |
| 131 | assertThat(viewModel.progress.value!!.enabled).isFalse() |
| 132 | } |
| 133 | |
| 134 | @Test |
| 135 | fun updateElapsedTime() { |
| 136 | // GIVEN that the PlaybackState contins the current position |
| 137 | val position = 200L |
| 138 | val state = PlaybackState.Builder().run { |
| 139 | setState(PlaybackState.STATE_PLAYING, position, 1f) |
| 140 | build() |
| 141 | } |
| 142 | whenever(mockController.getPlaybackState()).thenReturn(state) |
| 143 | // WHEN the controller is updated |
| 144 | viewModel.updateController(mockController, Color.RED) |
| 145 | // THEN elapsed time is captured |
| 146 | assertThat(viewModel.progress.value!!.elapsedTime).isEqualTo(200.toInt()) |
| 147 | } |
| 148 | |
| 149 | @Test |
| 150 | fun updateSeekAvailable() { |
| 151 | // GIVEN that seek is included in actions |
| 152 | val state = PlaybackState.Builder().run { |
| 153 | setActions(PlaybackState.ACTION_SEEK_TO) |
| 154 | build() |
| 155 | } |
| 156 | whenever(mockController.getPlaybackState()).thenReturn(state) |
| 157 | // WHEN the controller is updated |
| 158 | viewModel.updateController(mockController, Color.RED) |
| 159 | // THEN seek is available |
| 160 | assertThat(viewModel.progress.value!!.seekAvailable).isTrue() |
| 161 | } |
| 162 | |
| 163 | @Test |
| 164 | fun updateSeekNotAvailable() { |
| 165 | // GIVEN that seek is not included in actions |
| 166 | val state = PlaybackState.Builder().run { |
| 167 | setActions(PlaybackState.ACTION_PLAY) |
| 168 | build() |
| 169 | } |
| 170 | whenever(mockController.getPlaybackState()).thenReturn(state) |
| 171 | // WHEN the controller is updated |
| 172 | viewModel.updateController(mockController, Color.RED) |
| 173 | // THEN seek is not available |
| 174 | assertThat(viewModel.progress.value!!.seekAvailable).isFalse() |
| 175 | } |
| 176 | |
| 177 | @Test |
| 178 | fun handleSeek() { |
| 179 | whenever(mockController.getTransportControls()).thenReturn(mockTransport) |
| 180 | viewModel.updateController(mockController, Color.RED) |
| 181 | // WHEN user input is dispatched |
| 182 | val pos = 42L |
| 183 | viewModel.onSeek(pos) |
| 184 | fakeExecutor.runAllReady() |
| 185 | // THEN transport controls should be used |
| 186 | verify(mockTransport).seekTo(pos) |
| 187 | } |
| 188 | |
| 189 | @Test |
| 190 | fun handleProgressChangedUser() { |
| 191 | whenever(mockController.getTransportControls()).thenReturn(mockTransport) |
| 192 | viewModel.updateController(mockController, Color.RED) |
| 193 | // WHEN user starts dragging the seek bar |
| 194 | val pos = 42 |
| 195 | viewModel.seekBarListener.onProgressChanged(SeekBar(context), pos, true) |
| 196 | fakeExecutor.runAllReady() |
| 197 | // THEN transport controls should be used |
| 198 | verify(mockTransport).seekTo(pos.toLong()) |
| 199 | } |
| 200 | |
| 201 | @Test |
| 202 | fun handleProgressChangedOther() { |
| 203 | whenever(mockController.getTransportControls()).thenReturn(mockTransport) |
| 204 | viewModel.updateController(mockController, Color.RED) |
| 205 | // WHEN user starts dragging the seek bar |
| 206 | val pos = 42 |
| 207 | viewModel.seekBarListener.onProgressChanged(SeekBar(context), pos, false) |
| 208 | fakeExecutor.runAllReady() |
| 209 | // THEN transport controls should be used |
| 210 | verify(mockTransport, never()).seekTo(pos.toLong()) |
| 211 | } |
| 212 | |
| 213 | @Test |
| 214 | fun handleStartTrackingTouch() { |
| 215 | whenever(mockController.getTransportControls()).thenReturn(mockTransport) |
| 216 | viewModel.updateController(mockController, Color.RED) |
| 217 | // WHEN user starts dragging the seek bar |
| 218 | val pos = 42 |
| 219 | val bar = SeekBar(context).apply { |
| 220 | progress = pos |
| 221 | } |
| 222 | viewModel.seekBarListener.onStartTrackingTouch(bar) |
| 223 | fakeExecutor.runAllReady() |
| 224 | // THEN transport controls should be used |
| 225 | verify(mockTransport, never()).seekTo(pos.toLong()) |
| 226 | } |
| 227 | |
| 228 | @Test |
| 229 | fun handleStopTrackingTouch() { |
| 230 | whenever(mockController.getTransportControls()).thenReturn(mockTransport) |
| 231 | viewModel.updateController(mockController, Color.RED) |
| 232 | // WHEN user ends drag |
| 233 | val pos = 42 |
| 234 | val bar = SeekBar(context).apply { |
| 235 | progress = pos |
| 236 | } |
| 237 | viewModel.seekBarListener.onStopTrackingTouch(bar) |
| 238 | fakeExecutor.runAllReady() |
| 239 | // THEN transport controls should be used |
| 240 | verify(mockTransport).seekTo(pos.toLong()) |
| 241 | } |
| 242 | |
| 243 | @Test |
| 244 | fun queuePollTaskWhenPlaying() { |
| 245 | // GIVEN that the track is playing |
| 246 | val state = PlaybackState.Builder().run { |
| 247 | setState(PlaybackState.STATE_PLAYING, 100L, 1f) |
| 248 | build() |
| 249 | } |
| 250 | whenever(mockController.getPlaybackState()).thenReturn(state) |
| 251 | // WHEN the controller is updated |
| 252 | viewModel.updateController(mockController, Color.RED) |
| 253 | // THEN a task is queued |
| 254 | assertThat(fakeExecutor.numPending()).isEqualTo(1) |
| 255 | } |
| 256 | |
| 257 | @Test |
| 258 | fun noQueuePollTaskWhenStopped() { |
| 259 | // GIVEN that the playback state is stopped |
| 260 | val state = PlaybackState.Builder().run { |
| 261 | setState(PlaybackState.STATE_STOPPED, 200L, 1f) |
| 262 | build() |
| 263 | } |
| 264 | whenever(mockController.getPlaybackState()).thenReturn(state) |
| 265 | // WHEN updated |
| 266 | viewModel.updateController(mockController, Color.RED) |
| 267 | // THEN an update task is not queued |
| 268 | assertThat(fakeExecutor.numPending()).isEqualTo(0) |
| 269 | } |
| 270 | |
| 271 | @Test |
| 272 | fun queuePollTaskWhenListening() { |
| 273 | // GIVEN listening |
| 274 | viewModel.listening = true |
| 275 | with(fakeExecutor) { |
| 276 | advanceClockToNext() |
| 277 | runAllReady() |
| 278 | } |
| 279 | // AND the playback state is playing |
| 280 | val state = PlaybackState.Builder().run { |
| 281 | setState(PlaybackState.STATE_PLAYING, 200L, 1f) |
| 282 | build() |
| 283 | } |
| 284 | whenever(mockController.getPlaybackState()).thenReturn(state) |
| 285 | // WHEN updated |
| 286 | viewModel.updateController(mockController, Color.RED) |
| 287 | // THEN an update task is queued |
| 288 | assertThat(fakeExecutor.numPending()).isEqualTo(1) |
| 289 | } |
| 290 | |
| 291 | @Test |
| 292 | fun noQueuePollTaskWhenNotListening() { |
| 293 | // GIVEN not listening |
| 294 | viewModel.listening = false |
| 295 | with(fakeExecutor) { |
| 296 | advanceClockToNext() |
| 297 | runAllReady() |
| 298 | } |
| 299 | // AND the playback state is playing |
| 300 | val state = PlaybackState.Builder().run { |
| 301 | setState(PlaybackState.STATE_STOPPED, 200L, 1f) |
| 302 | build() |
| 303 | } |
| 304 | whenever(mockController.getPlaybackState()).thenReturn(state) |
| 305 | // WHEN updated |
| 306 | viewModel.updateController(mockController, Color.RED) |
| 307 | // THEN an update task is not queued |
| 308 | assertThat(fakeExecutor.numPending()).isEqualTo(0) |
| 309 | } |
| 310 | |
| 311 | @Test |
| 312 | fun pollTaskQueuesAnotherPollTaskWhenPlaying() { |
| 313 | // GIVEN that the track is playing |
| 314 | val state = PlaybackState.Builder().run { |
| 315 | setState(PlaybackState.STATE_PLAYING, 100L, 1f) |
| 316 | build() |
| 317 | } |
| 318 | whenever(mockController.getPlaybackState()).thenReturn(state) |
| 319 | viewModel.updateController(mockController, Color.RED) |
| 320 | // WHEN the next task runs |
| 321 | with(fakeExecutor) { |
| 322 | advanceClockToNext() |
| 323 | runAllReady() |
| 324 | } |
| 325 | // THEN another task is queued |
| 326 | assertThat(fakeExecutor.numPending()).isEqualTo(1) |
| 327 | } |
| 328 | |
| 329 | @Test |
| 330 | fun taskUpdatesProgress() { |
| 331 | // GIVEN that the PlaybackState contins the current position |
| 332 | val position = 200L |
| 333 | val state = PlaybackState.Builder().run { |
| 334 | setState(PlaybackState.STATE_PLAYING, position, 1f) |
| 335 | build() |
| 336 | } |
| 337 | whenever(mockController.getPlaybackState()).thenReturn(state) |
| 338 | viewModel.updateController(mockController, Color.RED) |
| 339 | // AND the playback state advances |
| 340 | val nextPosition = 300L |
| 341 | val nextState = PlaybackState.Builder().run { |
| 342 | setState(PlaybackState.STATE_PLAYING, nextPosition, 1f) |
| 343 | build() |
| 344 | } |
| 345 | whenever(mockController.getPlaybackState()).thenReturn(nextState) |
| 346 | // WHEN the task runs |
| 347 | with(fakeExecutor) { |
| 348 | advanceClockToNext() |
| 349 | runAllReady() |
| 350 | } |
| 351 | // THEN elapsed time is captured |
| 352 | assertThat(viewModel.progress.value!!.elapsedTime).isEqualTo(nextPosition.toInt()) |
| 353 | } |
| 354 | |
| 355 | @Test |
| 356 | fun startListeningQueuesPollTask() { |
| 357 | // GIVEN not listening |
| 358 | viewModel.listening = false |
| 359 | with(fakeExecutor) { |
| 360 | advanceClockToNext() |
| 361 | runAllReady() |
| 362 | } |
| 363 | // AND the playback state is playing |
| 364 | val state = PlaybackState.Builder().run { |
| 365 | setState(PlaybackState.STATE_STOPPED, 200L, 1f) |
| 366 | build() |
| 367 | } |
| 368 | whenever(mockController.getPlaybackState()).thenReturn(state) |
| 369 | viewModel.updateController(mockController, Color.RED) |
| 370 | // WHEN start listening |
| 371 | viewModel.listening = true |
| 372 | // THEN an update task is queued |
| 373 | assertThat(fakeExecutor.numPending()).isEqualTo(1) |
| 374 | } |
| 375 | } |