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

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ 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.
  -->
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    <Button
        android:id="@+id/button_finish"
        android:layout_width="wrap_content"
        android:layout_height="48dp"
        android:layout_marginStart="8dp"
        android:text="Finish" />
    <Button
        android:id="@+id/button_new_task"
        android:layout_width="wrap_content"
        android:layout_height="46dp"
        android:layout_marginStart="8dp"
        android:text="New Task" />
    <Button
        android:id="@+id/button_new_bubble"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="8dp"
        android:layout_marginEnd="8dp"
        android:text="New Bubble" />

    <Button
        android:id="@+id/button_activity_for_result"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginEnd="8dp"
        android:layout_marginStart="8dp"
        android:text="Activity For Result" />
</LinearLayout>