Merge "[AE FlickerTest] Enter PIP test" into udc-qpr-dev

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/SplitScreenUtils.kt

@@ -42,7 +42,7 @@ import com.android.server.wm.flicker.testapp.ActivityOptions
 import com.android.server.wm.flicker.testapp.ActivityOptions.SplitScreen.Primary
 import org.junit.Assert.assertNotNull
 
-internal object SplitScreenUtils {
+object SplitScreenUtils {
     private const val TIMEOUT_MS = 3_000L
     private const val DRAG_DURATION_MS = 1_000L
     private const val NOTIFICATION_SCROLLER = "notification_stack_scroller"

tests/FlickerTests/src/com/android/server/wm/flicker/activityembedding/pip/SecondaryActivityEnterPipTest.kt

@@ -0,0 +1,188 @@
+/*
+ * Copyright (C) 2023 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 com.android.server.wm.flicker.activityembedding
+
+import android.platform.test.annotations.Presubmit
+import android.tools.common.datatypes.Rect
+import android.tools.common.traces.component.ComponentNameMatcher
+import android.tools.common.traces.component.ComponentNameMatcher.Companion.TRANSITION_SNAPSHOT
+import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
+import android.tools.device.flicker.legacy.FlickerBuilder
+import android.tools.device.flicker.legacy.LegacyFlickerTest
+import android.tools.device.flicker.legacy.LegacyFlickerTestFactory
+import androidx.test.filters.RequiresDevice
+import com.android.server.wm.flicker.helpers.ActivityEmbeddingAppHelper
+import org.junit.FixMethodOrder
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.junit.runners.MethodSorters
+import org.junit.runners.Parameterized
+
+/**
+ * Test launching a secondary Activity into Picture-In-Picture mode.
+ *
+ * Setup: Start from a split A|B.
+ * Transition: B enters PIP, observe the window shrink to the bottom right corner on screen.
+ *
+ * To run this test: `atest FlickerTests:SecondaryActivityEnterPipTest`
+ *
+ */
+@RequiresDevice
+@RunWith(Parameterized::class)
+@Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
+@FixMethodOrder(MethodSorters.NAME_ASCENDING)
+class SecondaryActivityEnterPipTest (flicker: LegacyFlickerTest) :
+        ActivityEmbeddingTestBase(flicker) {
+    override val transition: FlickerBuilder.() -> Unit = {
+        setup {
+            tapl.setExpectedRotationCheckEnabled(false)
+            testApp.launchViaIntent(wmHelper)
+            testApp.launchSecondaryActivity(wmHelper)
+            startDisplayBounds =
+                    wmHelper.currentState.layerState.physicalDisplayBounds
+                            ?: error("Can't get display bounds")
+        }
+        transitions {
+            testApp.secondaryActivityEnterPip(wmHelper)
+        }
+        teardown {
+            tapl.goHome()
+            testApp.exit(wmHelper)
+        }
+    }
+
+    /**
+     * Main and secondary activity start from a split each taking half of the screen.
+     */
+    @Presubmit
+    @Test
+    fun layersStartFromEqualSplit() {
+        flicker.assertLayersStart {
+            val leftLayerRegion =
+                    visibleRegion(ActivityEmbeddingAppHelper.MAIN_ACTIVITY_COMPONENT)
+            val rightLayerRegion =
+                    visibleRegion(ActivityEmbeddingAppHelper.SECONDARY_ACTIVITY_COMPONENT)
+            // Compare dimensions of two splits, given we're using default split attributes,
+            // both activities take up the same visible size on the display.
+            check { "height" }
+                    .that(leftLayerRegion.region.height).isEqual(rightLayerRegion.region.height)
+            check { "width" }
+                    .that(leftLayerRegion.region.width).isEqual(rightLayerRegion.region.width)
+            leftLayerRegion.notOverlaps(rightLayerRegion.region)
+            leftLayerRegion.plus(rightLayerRegion.region).coversExactly(startDisplayBounds)
+        }
+        flicker.assertLayersEnd {
+            visibleRegion(ActivityEmbeddingAppHelper.MAIN_ACTIVITY_COMPONENT)
+                    .coversExactly(startDisplayBounds)
+        }
+    }
+
+    /**
+     * Main Activity is visible throughout the transition and becomes fullscreen.
+     */
+    @Presubmit
+    @Test
+    fun mainActivityWindowBecomesFullScreen() {
+        flicker.assertWm { isAppWindowVisible(ActivityEmbeddingAppHelper.MAIN_ACTIVITY_COMPONENT) }
+        flicker.assertWmEnd {
+            visibleRegion(ActivityEmbeddingAppHelper.MAIN_ACTIVITY_COMPONENT)
+                    .coversExactly(startDisplayBounds)
+        }
+    }
+
+    /**
+     * Main Activity is visible throughout the transition and becomes fullscreen.
+     */
+    @Presubmit
+    @Test
+    fun mainActivityLayerBecomesFullScreen() {
+        flicker.assertLayers {
+            isVisible(ActivityEmbeddingAppHelper.MAIN_ACTIVITY_COMPONENT)
+                    .then()
+                    .isVisible(TRANSITION_SNAPSHOT)
+                    .isInvisible(ActivityEmbeddingAppHelper.MAIN_ACTIVITY_COMPONENT)
+                    .then()
+                    .isVisible(ActivityEmbeddingAppHelper.MAIN_ACTIVITY_COMPONENT)
+        }
+        flicker.assertLayersEnd {
+            visibleRegion(ActivityEmbeddingAppHelper.MAIN_ACTIVITY_COMPONENT)
+                    .coversExactly(startDisplayBounds)
+        }
+    }
+
+    /**
+     * Secondary Activity is visible throughout the transition and shrinks to the bottom right
+     * corner.
+     */
+    @Presubmit
+    @Test
+    fun secondaryWindowShrinks() {
+        flicker.assertWm {
+            isAppWindowVisible(ActivityEmbeddingAppHelper.SECONDARY_ACTIVITY_COMPONENT)
+        }
+        flicker.assertWmEnd {
+            val pipWindowRegion =
+                    visibleRegion(ActivityEmbeddingAppHelper.SECONDARY_ACTIVITY_COMPONENT)
+            check{"height"}
+                    .that(pipWindowRegion.region.height)
+                    .isLower(startDisplayBounds.height / 2)
+            check{"width"}
+                    .that(pipWindowRegion.region.width).isLower(startDisplayBounds.width)
+        }
+    }
+
+    /**
+     * During the transition Secondary Activity shrinks to the bottom right corner.
+     */
+    @Presubmit
+    @Test
+    fun secondaryLayerShrinks() {
+        flicker.assertLayers {
+            val pipLayerList = layers {
+                ComponentNameMatcher.PIP_CONTENT_OVERLAY.layerMatchesAnyOf(it) && it.isVisible
+            }
+            pipLayerList.zipWithNext { previous, current ->
+                // TODO(b/290987990): Add checks for visibleRegion.
+                current.screenBounds.isToTheRightBottom(previous.screenBounds.region, 3)
+                current.screenBounds.notBiggerThan(previous.screenBounds.region)
+            }
+        }
+        flicker.assertLayersEnd {
+            val pipRegion = visibleRegion(
+                    ActivityEmbeddingAppHelper.SECONDARY_ACTIVITY_COMPONENT)
+            check { "height" }
+                    .that(pipRegion.region.height)
+                    .isLower(startDisplayBounds.height / 2)
+            check { "width" }
+                    .that(pipRegion.region.width).isLower(startDisplayBounds.width)
+        }
+    }
+
+    companion object {
+        /** {@inheritDoc} */
+        private var startDisplayBounds = Rect.EMPTY
+        /**
+         * Creates the test configurations.
+         *
+         * See [LegacyFlickerTestFactory.nonRotationTests] for configuring screen orientation and
+         * navigation modes.
+         */
+        @Parameterized.Parameters(name = "{0}")
+        @JvmStatic
+        fun getParams() = LegacyFlickerTestFactory.nonRotationTests()
+    }
+}

tests/FlickerTests/src/com/android/server/wm/flicker/helpers/ActivityEmbeddingAppHelper.kt

@@ -113,6 +113,21 @@ constructor(
             .waitForAndVerify()
     }
 
+    fun secondaryActivityEnterPip(wmHelper: WindowManagerStateHelper) {
+        val pipButton =
+                uiDevice.wait(
+                        Until.findObject(By.res(getPackage(), "secondary_enter_pip_button")),
+                        FIND_TIMEOUT
+                )
+        require(pipButton != null) { "Can't find enter pip button on screen." }
+        pipButton.click()
+        wmHelper
+                .StateSyncBuilder()
+                .withAppTransitionIdle()
+                .withPipShown()
+                .waitForAndVerify()
+    }
+
     /**
      * Clicks the button to launch a secondary activity with alwaysExpand enabled, which will launch
      * a fullscreen window on top of the visible region.

tests/FlickerTests/test-apps/flickerapp/AndroidManifest.xml

@@ -224,6 +224,7 @@
             android:taskAffinity="com.android.server.wm.flicker.testapp.ActivityEmbedding"
             android:theme="@style/CutoutShortEdges"
             android:configChanges="orientation|screenSize|smallestScreenSize|screenLayout"
+            android:supportsPictureInPicture="true"
             android:exported="false"/>
         <activity
             android:name=".ActivityEmbeddingThirdActivity"

tests/FlickerTests/test-apps/flickerapp/res/layout/activity_embedding_secondary_activity_layout.xml

@@ -35,4 +35,10 @@
       android:onClick="launchThirdActivity"
       android:text="Launch a third activity" />
 
+  <Button
+      android:id="@+id/secondary_enter_pip_button"
+      android:layout_width="wrap_content"
+      android:layout_height="48dp"
+      android:text="Enter pip" />
+
 </LinearLayout>

tests/FlickerTests/test-apps/flickerapp/src/com/android/server/wm/flicker/testapp/ActivityEmbeddingSecondaryActivity.java

@@ -18,6 +18,7 @@ package com.android.server.wm.flicker.testapp;
 
 import android.app.Activity;
 import android.content.Intent;
+import android.app.PictureInPictureParams;
 import android.graphics.Color;
 import android.os.Bundle;
 import android.view.View;
@@ -40,6 +41,16 @@ public class ActivityEmbeddingSecondaryActivity extends Activity {
                         finish();
                     }
             });
+        findViewById(R.id.secondary_enter_pip_button).setOnClickListener(
+                new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        PictureInPictureParams.Builder picInPicParamsBuilder =
+                                new PictureInPictureParams.Builder();
+                        enterPictureInPictureMode(picInPicParamsBuilder.build());
+                    }
+                }
+        );
     }
 
     public void launchThirdActivity(View view) {