| /* |
| * Copyright 2022 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.previewview |
| |
| import android.content.Context |
| import android.hardware.display.DisplayManager |
| import android.util.Size |
| import android.view.Display |
| import android.view.View |
| import android.widget.FrameLayout |
| import androidx.camera.previewview.utils.CoreAppTestUtil |
| import androidx.camera.previewview.utils.FakeActivity |
| import androidx.test.core.app.ActivityScenario |
| import androidx.test.core.app.ApplicationProvider |
| import androidx.test.ext.junit.runners.AndroidJUnit4 |
| import androidx.test.filters.MediumTest |
| import androidx.test.filters.SdkSuppress |
| import androidx.test.platform.app.InstrumentationRegistry |
| import java.util.concurrent.TimeUnit |
| import org.junit.After |
| import org.junit.Before |
| import org.junit.Test |
| import org.junit.runner.RunWith |
| |
| @MediumTest |
| @RunWith(AndroidJUnit4::class) |
| @SdkSuppress(minSdkVersion = 21) |
| class SurfaceViewImplementationTest { |
| |
| companion object { |
| private const val ANY_WIDTH = 640 |
| private const val ANY_HEIGHT = 480 |
| private val ANY_SIZE: Size by lazy { Size(ANY_WIDTH, ANY_HEIGHT) } |
| } |
| |
| private lateinit var mParent: FrameLayout |
| private lateinit var mImplementation: SurfaceViewImplementation |
| private val mInstrumentation = InstrumentationRegistry.getInstrumentation() |
| private lateinit var mSurfaceRequest: PreviewSurfaceRequest |
| private lateinit var mContext: Context |
| private lateinit var mDisplay: Display |
| |
| // Shows the view in activity so that SurfaceView can work normally |
| private lateinit var mActivityScenario: ActivityScenario<FakeActivity> |
| |
| @Before |
| fun setUp() { |
| CoreAppTestUtil.prepareDeviceUI(mInstrumentation) |
| |
| mActivityScenario = ActivityScenario.launch(FakeActivity::class.java) |
| mContext = ApplicationProvider.getApplicationContext() |
| mParent = FrameLayout(mContext) |
| setContentView(mParent) |
| |
| val displayManager = mContext.getSystemService(Context.DISPLAY_SERVICE) as DisplayManager |
| mDisplay = displayManager.getDisplay(0) |
| |
| mSurfaceRequest = PreviewSurfaceRequest( |
| ANY_SIZE, |
| mDisplay, |
| /*isLegacyDevice=*/true, |
| /*isFrontCamera=*/true, |
| /*sensorOrientation=*/0) |
| mImplementation = SurfaceViewImplementation(mParent, PreviewTransformation()) |
| } |
| |
| @After |
| fun tearDown() { |
| mSurfaceRequest.previewSurface.close() |
| } |
| |
| @Test |
| fun surfaceProvidedSuccessfully() { |
| CoreAppTestUtil.checkKeyguard(mContext) |
| |
| mInstrumentation.runOnMainSync { |
| mImplementation.onSurfaceRequested(mSurfaceRequest) |
| } |
| |
| mSurfaceRequest.previewSurface.surface.get(1000, TimeUnit.MILLISECONDS) |
| mSurfaceRequest.previewSurface.close() |
| } |
| |
| @Throws(Throwable::class) |
| private fun setContentView(view: View) { |
| mActivityScenario.onActivity { activity -> activity.setContentView(view) } |
| } |
| } |
