| /* |
| * Copyright 2021 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package androidx.camera.integration.extensions |
| |
| import android.Manifest |
| import android.content.Context |
| import android.content.Intent |
| import androidx.camera.camera2.Camera2Config |
| import androidx.camera.extensions.ExtensionMode |
| import androidx.camera.integration.extensions.util.ExtensionsTestUtil |
| import androidx.camera.integration.extensions.util.ExtensionsTestUtil.STRESS_TEST_OPERATION_REPEAT_COUNT |
| import androidx.camera.testing.CameraUtil |
| import androidx.camera.testing.CameraUtil.PreTestCameraIdList |
| import androidx.camera.testing.CoreAppTestUtil |
| import androidx.camera.testing.LabTestRule |
| import androidx.camera.testing.StressTestRule |
| import androidx.camera.testing.waitForIdle |
| import androidx.test.core.app.ActivityScenario |
| import androidx.test.core.app.ApplicationProvider |
| import androidx.test.espresso.Espresso |
| import androidx.test.espresso.action.ViewActions |
| import androidx.test.espresso.idling.CountingIdlingResource |
| import androidx.test.espresso.matcher.ViewMatchers |
| import androidx.test.filters.LargeTest |
| import androidx.test.platform.app.InstrumentationRegistry |
| import androidx.test.rule.GrantPermissionRule |
| import androidx.testutils.RepeatRule |
| import org.junit.After |
| import org.junit.Assume.assumeTrue |
| import org.junit.Before |
| import org.junit.ClassRule |
| import org.junit.Rule |
| import org.junit.Test |
| import org.junit.runner.RunWith |
| import org.junit.runners.Parameterized |
| |
| private const val BASIC_SAMPLE_PACKAGE = "androidx.camera.integration.extensions" |
| |
| /** |
| * Stress tests to verify that Preview and ImageCapture can work well when switching modes. |
| */ |
| @LargeTest |
| @RunWith(Parameterized::class) |
| class SwitchAvailableModesStressTest(private val cameraId: String) { |
| |
| @get:Rule |
| val useCamera = CameraUtil.grantCameraPermissionAndPreTest( |
| PreTestCameraIdList(Camera2Config.defaultConfig()) |
| ) |
| |
| @get:Rule |
| val labTest: LabTestRule = LabTestRule() |
| |
| @get:Rule |
| val repeatRule = RepeatRule() |
| |
| @get:Rule |
| val storagePermissionRule = |
| GrantPermissionRule.grant(Manifest.permission.WRITE_EXTERNAL_STORAGE)!! |
| |
| private lateinit var activityScenario: ActivityScenario<CameraExtensionsActivity> |
| |
| private lateinit var initializationIdlingResource: CountingIdlingResource |
| private lateinit var previewViewIdlingResource: CountingIdlingResource |
| private lateinit var takePictureIdlingResource: CountingIdlingResource |
| |
| companion object { |
| @ClassRule |
| @JvmField val stressTest = StressTestRule() |
| |
| @Parameterized.Parameters(name = "cameraId = {0}") |
| @JvmStatic |
| fun parameters() = CameraUtil.getBackwardCompatibleCameraIdListOrThrow() |
| } |
| |
| @Before |
| fun setUp() { |
| assumeTrue(ExtensionsTestUtil.isTargetDeviceAvailableForExtensions()) |
| // Clear the device UI and check if there is no dialog or lock screen on the top of the |
| // window before starting the test. |
| CoreAppTestUtil.prepareDeviceUI(InstrumentationRegistry.getInstrumentation()) |
| } |
| |
| @After |
| fun tearDown() { |
| if (::activityScenario.isInitialized) { |
| activityScenario.onActivity { it.finish() } |
| } |
| } |
| |
| @LabTestRule.LabTestOnly |
| @Test |
| @RepeatRule.Repeat(times = ExtensionsTestUtil.STRESS_TEST_REPEAT_COUNT) |
| fun switchModeTenTimes_canCaptureImageInEachTime() { |
| launchActivityAndRetrieveIdlingResources() |
| |
| for (i in 1..STRESS_TEST_OPERATION_REPEAT_COUNT) { |
| // Issues take picture. |
| Espresso.onView(ViewMatchers.withId(R.id.Picture)).perform(ViewActions.click()) |
| |
| // Waits for the take picture success callback. |
| takePictureIdlingResource.waitForIdle() |
| |
| previewViewIdlingResource.increment() |
| |
| // Switches to next available mode |
| Espresso.onView(ViewMatchers.withId(R.id.PhotoToggle)).perform(ViewActions.click()) |
| |
| // Waits for preview view turned to STREAMING state after switching camera |
| previewViewIdlingResource.waitForIdle() |
| } |
| } |
| |
| @LabTestRule.LabTestOnly |
| @Test |
| @RepeatRule.Repeat(times = ExtensionsTestUtil.STRESS_TEST_REPEAT_COUNT) |
| fun canCaptureImage_afterSwitchModeTenTimes() { |
| launchActivityAndRetrieveIdlingResources() |
| |
| // Switches to next available mode ten times |
| for (i in 1..STRESS_TEST_OPERATION_REPEAT_COUNT) { |
| Espresso.onView(ViewMatchers.withId(R.id.PhotoToggle)).perform(ViewActions.click()) |
| } |
| |
| // Issues take picture. |
| Espresso.onView(ViewMatchers.withId(R.id.Picture)).perform(ViewActions.click()) |
| |
| // Waits for the take picture success callback. |
| takePictureIdlingResource.waitForIdle() |
| } |
| |
| private fun launchActivityAndRetrieveIdlingResources() { |
| val intent = ApplicationProvider.getApplicationContext<Context>().packageManager |
| .getLaunchIntentForPackage(BASIC_SAMPLE_PACKAGE)?.apply { |
| putExtra(CameraExtensionsActivity.INTENT_EXTRA_CAMERA_ID, cameraId) |
| putExtra(CameraExtensionsActivity.INTENT_EXTRA_EXTENSION_MODE, ExtensionMode.NONE) |
| putExtra(CameraExtensionsActivity.INTENT_EXTRA_DELETE_CAPTURED_IMAGE, true) |
| flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK |
| } |
| |
| activityScenario = ActivityScenario.launch(intent) |
| |
| activityScenario.onActivity { |
| initializationIdlingResource = it.mInitializationIdlingResource |
| previewViewIdlingResource = it.mPreviewViewIdlingResource |
| takePictureIdlingResource = it.mTakePictureIdlingResource |
| } |
| |
| // Waits for CameraExtensionsActivity's initialization to be complete |
| initializationIdlingResource.waitForIdle() |
| |
| // Waits for preview view turned to STREAMING state to make sure that the capture session |
| // has been created and the capture stages can be retrieved from the vendor library |
| // successfully. |
| previewViewIdlingResource.waitForIdle() |
| } |
| } |