Merge "Add a unit test for auto-enter PiP by navigating to home" into tm-qpr-dev am: c11694a358

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18418388

Change-Id: Ide54dc3207a45fef0cc70932ebc9d08792096f28
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

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

@@ -111,6 +111,10 @@ class PipAppHelper(instrumentation: Instrumentation) : BaseAppHelper(
         clickObject(ENTER_PIP_ON_USER_LEAVE_HINT)
     }
 
+    fun enableAutoEnterForPipActivity() {
+        clickObject(ENTER_PIP_AUTOENTER)
+    }
+
     fun clickStartMediaSessionButton() {
         clickObject(MEDIA_SESSION_START_RADIO_BUTTON_ID)
     }
@@ -203,5 +207,6 @@ class PipAppHelper(instrumentation: Instrumentation) : BaseAppHelper(
         private const val WITH_CUSTOM_ACTIONS_BUTTON_ID = "with_custom_actions"
         private const val MEDIA_SESSION_START_RADIO_BUTTON_ID = "media_session_start"
         private const val ENTER_PIP_ON_USER_LEAVE_HINT = "enter_pip_on_leave_manual"
+        private const val ENTER_PIP_AUTOENTER = "enter_pip_on_leave_autoenter"
     }
 }

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

@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 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 com.android.wm.shell.flicker.pip
+
+import android.platform.test.annotations.Postsubmit
+import androidx.test.filters.RequiresDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import com.android.server.wm.flicker.FlickerParametersRunnerFactory
+import com.android.server.wm.flicker.FlickerTestParameter
+import com.android.server.wm.flicker.annotation.Group3
+import com.android.server.wm.flicker.dsl.FlickerBuilder
+import org.junit.Assume
+import org.junit.FixMethodOrder
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.junit.runners.MethodSorters
+import org.junit.runners.Parameterized
+
+/**
+ * Test entering pip from an app via auto-enter property when navigating to home.
+ *
+ * To run this test: `atest WMShellFlickerTests:AutoEnterPipOnGoToHomeTest`
+ *
+ * Actions:
+ *     Launch an app in full screen
+ *     Select "Auto-enter PiP" radio button
+ *     Press Home button or swipe up to go Home and put [pipApp] in pip mode
+ *
+ * Notes:
+ *     1. All assertions are inherited from [EnterPipTest]
+ *     2. Part of the test setup occurs automatically via
+ *        [com.android.server.wm.flicker.TransitionRunnerWithRules],
+ *        including configuring navigation mode, initial orientation and ensuring no
+ *        apps are running before setup
+ */
+@RequiresDevice
+@RunWith(Parameterized::class)
+@Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
+@FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@Postsubmit
+@Group3
+class AutoEnterPipOnGoToHomeTest(testSpec: FlickerTestParameter) : EnterPipTest(testSpec) {
+    protected val taplInstrumentation = LauncherInstrumentation()
+    /**
+     * Defines the transition used to run the test
+     */
+    override val transition: FlickerBuilder.() -> Unit
+        get() = {
+            setupAndTeardown(this)
+            setup {
+                eachRun {
+                    pipApp.launchViaIntent(wmHelper)
+                    pipApp.enableAutoEnterForPipActivity()
+                }
+            }
+            teardown {
+                eachRun {
+                    // close gracefully so that onActivityUnpinned() can be called before force exit
+                    pipApp.closePipWindow(wmHelper)
+                    pipApp.exit(wmHelper)
+                }
+            }
+            transitions {
+                taplInstrumentation.goHome()
+            }
+        }
+
+    override fun pipLayerReduces() {
+        val layerName = pipApp.component.toLayerName()
+        testSpec.assertLayers {
+            val pipLayerList = this.layers { it.name.contains(layerName) && it.isVisible }
+            pipLayerList.zipWithNext { previous, current ->
+                current.visibleRegion.notBiggerThan(previous.visibleRegion.region)
+            }
+        }
+    }
+
+    /**
+     * Checks that [pipApp] window is animated towards default position in right bottom corner
+     */
+    @Test
+    fun pipLayerMovesTowardsRightBottomCorner() {
+        // in gestural nav the swipe makes PiP first go upwards
+        Assume.assumeFalse(testSpec.isGesturalNavigation)
+        val layerName = pipApp.component.toLayerName()
+        testSpec.assertLayers {
+            val pipLayerList = this.layers { it.name.contains(layerName) && it.isVisible }
+            // Pip animates towards the right bottom corner, but because it is being resized at the
+            // same time, it is possible it shrinks first quickly below the default position and get
+            // moved up after that in just few last frames
+            pipLayerList.zipWithNext { previous, current ->
+                current.visibleRegion.isToTheRightBottom(previous.visibleRegion.region, 3)
+            }
+        }
+    }
+
+    override fun focusChanges() {
+        // in gestural nav the focus goes to different activity on swipe up
+        Assume.assumeFalse(testSpec.isGesturalNavigation)
+        super.focusChanges()
+    }
+}

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

@@ -36,7 +36,7 @@ import org.junit.runners.Parameterized
  * Actions:
  *     Launch an app in full screen
  *     Select "Via code behind" radio button
- *     Press Home button to put [pipApp] in pip mode
+ *     Press Home button or swipe up to go Home and put [pipApp] in pip mode
  *
  * Notes:
  *     1. All assertions are inherited from [EnterPipTest]

libs/WindowManager/Shell/tests/flicker/test-apps/flickerapp/res/layout/activity_pip.xml

@@ -64,6 +64,13 @@
             android:layout_height="wrap_content"
             android:text="Via code behind"
             android:onClick="onAutoPipSelected"/>
+
+        <RadioButton
+            android:id="@+id/enter_pip_on_leave_autoenter"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="Auto-enter PiP"
+            android:onClick="onAutoPipSelected"/>
     </RadioGroup>
 
     <RadioGroup

libs/WindowManager/Shell/tests/flicker/test-apps/flickerapp/src/com/android/wm/shell/flicker/testapp/PipActivity.java

@@ -236,6 +236,10 @@ public class PipActivity extends Activity {
                 mPipParamsBuilder.setAutoEnterEnabled(false);
                 setPictureInPictureParams(mPipParamsBuilder.build());
                 break;
+            case R.id.enter_pip_on_leave_autoenter:
+                mPipParamsBuilder.setAutoEnterEnabled(true);
+                setPictureInPictureParams(mPipParamsBuilder.build());
+                break;
         }
     }