1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.documentsui.bots; 18 19 import android.content.Context; 20 21 import androidx.test.uiautomator.By; 22 import androidx.test.uiautomator.UiDevice; 23 import androidx.test.uiautomator.UiObject2; 24 25 import junit.framework.Assert; 26 27 import java.util.ArrayList; 28 import java.util.Arrays; 29 import java.util.List; 30 import java.util.function.Predicate; 31 32 /** 33 * A test helper class that provides support for controlling the UI Breadcrumb 34 * programmatically, and making assertions against the state of the UI. 35 * <p> 36 * Support for working directly with Roots and Directory view can be found in the respective bots. 37 */ 38 public class BreadBot extends Bots.BaseBot { 39 40 private final String mBreadCrumbId; 41 BreadBot(UiDevice device, Context context, int timeout)42 public BreadBot(UiDevice device, Context context, int timeout) { 43 super(device, context, timeout); 44 mBreadCrumbId = mTargetPackage + ":id/horizontal_breadcrumb"; 45 } 46 clickItem(String label)47 public void clickItem(String label) { 48 findHorizontalEntry(label).click(); 49 } 50 assertItemsPresent(String... items)51 public void assertItemsPresent(String... items) { 52 Predicate<String> checker = this::hasHorizontalEntry; 53 assertItemsPresent(items, checker); 54 } 55 assertItemsPresent(String[] items, Predicate<String> predicate)56 private void assertItemsPresent(String[] items, Predicate<String> predicate) { 57 List<String> absent = new ArrayList<>(); 58 for (String item : items) { 59 if (!predicate.test(item)) { 60 absent.add(item); 61 } 62 } 63 if (!absent.isEmpty()) { 64 Assert.fail("Expected iteams " + Arrays.asList(items) 65 + ", but missing " + absent); 66 } 67 } 68 hasHorizontalEntry(String label)69 private boolean hasHorizontalEntry(String label) { 70 return findHorizontalEntry(label) != null; 71 } 72 73 @SuppressWarnings("unchecked") findHorizontalEntry(String label)74 private UiObject2 findHorizontalEntry(String label) { 75 UiObject2 breadcrumb = mDevice.findObject(By.res(mBreadCrumbId)); 76 return breadcrumb.findObject(By.text(label)); 77 } 78 } 79