| package com.android.compatibility.common.util; |
| /* |
| * Copyright (C) 2019 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. |
| */ |
| |
| |
| import static org.junit.Assert.assertNotNull; |
| |
| import android.graphics.Rect; |
| import android.support.test.uiautomator.By; |
| import android.support.test.uiautomator.BySelector; |
| import android.support.test.uiautomator.UiDevice; |
| import android.support.test.uiautomator.UiObject2; |
| import android.support.test.uiautomator.UiObjectNotFoundException; |
| import android.support.test.uiautomator.UiScrollable; |
| import android.support.test.uiautomator.UiSelector; |
| import android.support.test.uiautomator.Until; |
| |
| import androidx.test.InstrumentationRegistry; |
| |
| import java.util.regex.Pattern; |
| |
| public class UiAutomatorUtils { |
| private UiAutomatorUtils() {} |
| |
| /** Default swipe deadzone percentage. See {@link UiScrollable}. */ |
| private static final double DEFAULT_SWIPE_DEADZONE_PCT = 0.1; |
| |
| private static Pattern sCollapsingToolbarResPattern = |
| Pattern.compile(".*:id/collapsing_toolbar"); |
| |
| public static UiDevice getUiDevice() { |
| return UiDevice.getInstance(InstrumentationRegistry.getInstrumentation()); |
| } |
| |
| public static UiObject2 waitFindObject(BySelector selector) throws UiObjectNotFoundException { |
| return waitFindObject(selector, 20_000); |
| } |
| |
| public static UiObject2 waitFindObject(BySelector selector, long timeoutMs) |
| throws UiObjectNotFoundException { |
| final UiObject2 view = waitFindObjectOrNull(selector, timeoutMs); |
| ExceptionUtils.wrappingExceptions(UiDumpUtils::wrapWithUiDump, () -> { |
| assertNotNull("View not found after waiting for " + timeoutMs + "ms: " + selector, |
| view); |
| }); |
| return view; |
| } |
| |
| public static UiObject2 waitFindObjectOrNull(BySelector selector) |
| throws UiObjectNotFoundException { |
| return waitFindObjectOrNull(selector, 20_000); |
| } |
| |
| public static UiObject2 waitFindObjectOrNull(BySelector selector, long timeoutMs) |
| throws UiObjectNotFoundException { |
| UiObject2 view = null; |
| long start = System.currentTimeMillis(); |
| |
| boolean isAtEnd = false; |
| boolean wasScrolledUpAlready = false; |
| boolean scrolledPastCollapsibleToolbar = false; |
| |
| while (view == null && start + timeoutMs > System.currentTimeMillis()) { |
| view = getUiDevice().wait(Until.findObject(selector), 1000); |
| |
| if (view == null) { |
| final double deadZone = !(FeatureUtil.isWatch() || FeatureUtil.isTV()) |
| ? 0.25 : DEFAULT_SWIPE_DEADZONE_PCT; |
| UiScrollable scrollable = new UiScrollable(new UiSelector().scrollable(true)); |
| scrollable.setSwipeDeadZonePercentage(deadZone); |
| if (scrollable.exists()) { |
| if (!scrolledPastCollapsibleToolbar) { |
| scrollPastCollapsibleToolbar(scrollable, deadZone); |
| scrolledPastCollapsibleToolbar = true; |
| continue; |
| } |
| if (isAtEnd) { |
| if (wasScrolledUpAlready) { |
| return null; |
| } |
| scrollable.scrollToBeginning(Integer.MAX_VALUE); |
| isAtEnd = false; |
| wasScrolledUpAlready = true; |
| scrolledPastCollapsibleToolbar = false; |
| } else { |
| Rect boundsBeforeScroll = scrollable.getBounds(); |
| boolean scrollAtStartOrEnd = !scrollable.scrollForward(); |
| Rect boundsAfterScroll = scrollable.getBounds(); |
| isAtEnd = scrollAtStartOrEnd && boundsBeforeScroll.equals( |
| boundsAfterScroll); |
| } |
| } else { |
| // There might be a collapsing toolbar, but no scrollable view. Try to collapse |
| scrollPastCollapsibleToolbar(null, deadZone); |
| } |
| } |
| } |
| return view; |
| } |
| |
| private static void scrollPastCollapsibleToolbar(UiScrollable scrollable, double deadZone) |
| throws UiObjectNotFoundException { |
| final UiObject2 collapsingToolbar = getUiDevice().findObject( |
| By.res(sCollapsingToolbarResPattern)); |
| if (collapsingToolbar == null) { |
| return; |
| } |
| |
| final int steps = 55; // == UiScrollable.SCROLL_STEPS |
| if (scrollable != null && scrollable.exists()) { |
| final Rect scrollableBounds = scrollable.getVisibleBounds(); |
| final int distanceToSwipe = collapsingToolbar.getVisibleBounds().height() / 2; |
| getUiDevice().drag(scrollableBounds.centerX(), scrollableBounds.centerY(), |
| scrollableBounds.centerX(), scrollableBounds.centerY() - distanceToSwipe, |
| steps); |
| } else { |
| // There might be a collapsing toolbar, but no scrollable view. Try to collapse |
| int maxY = getUiDevice().getDisplayHeight(); |
| int minY = (int) (deadZone * maxY); |
| maxY -= minY; |
| getUiDevice().drag(0, maxY, 0, minY, steps); |
| } |
| } |
| } |