1/* 2 * Copyright (C) 2007 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 17package android.widget.listview.touch; 18 19import android.test.ActivityInstrumentationTestCase; 20import android.test.suitebuilder.annotation.LargeTest; 21import android.test.suitebuilder.annotation.MediumTest; 22import android.test.TouchUtils; 23import android.view.View; 24import android.widget.ListView; 25 26import android.widget.listview.ListSimple; 27 28/** 29 * Tests setting the selection in touch mode 30 */ 31public class ListSetSelectionTest extends ActivityInstrumentationTestCase<ListSimple> { 32 private ListSimple mActivity; 33 private ListView mListView; 34 35 public ListSetSelectionTest() { 36 super("com.android.frameworks.coretests", ListSimple.class); 37 } 38 39 @Override 40 protected void setUp() throws Exception { 41 super.setUp(); 42 43 mActivity = getActivity(); 44 mListView = getActivity().getListView(); 45 } 46 47 @MediumTest 48 public void testPreconditions() { 49 assertNotNull(mActivity); 50 assertNotNull(mListView); 51 } 52 53 @LargeTest 54 public void testSetSelection() { 55 TouchUtils.dragQuarterScreenDown(this); 56 TouchUtils.dragQuarterScreenUp(this); 57 58 // Nothing should be selected 59 assertEquals("Selection still available after touch", -1, 60 mListView.getSelectedItemPosition()); 61 62 final int targetPosition = mListView.getAdapter().getCount() / 2; 63 64 mActivity.runOnUiThread(new Runnable() { 65 public void run() { 66 mListView.setSelection(targetPosition); 67 } 68 }); 69 getInstrumentation().waitForIdleSync(); 70 71 boolean found = false; 72 int childCount = mListView.getChildCount(); 73 for (int i=0; i<childCount; i++) { 74 View child = mListView.getChildAt(i); 75 if (child.getId() == targetPosition) { 76 found = true; 77 break; 78 } 79 } 80 assertTrue("Selected item not visible in list", found); 81 } 82 83 @LargeTest 84 public void testSetSelectionFromTop() { 85 TouchUtils.dragQuarterScreenDown(this); 86 TouchUtils.dragQuarterScreenUp(this); 87 88 // Nothing should be selected 89 assertEquals("Selection still available after touch", -1, 90 mListView.getSelectedItemPosition()); 91 92 final int targetPosition = mListView.getAdapter().getCount() / 2; 93 94 mActivity.runOnUiThread(new Runnable() { 95 public void run() { 96 mListView.setSelectionFromTop(targetPosition, 100); 97 } 98 }); 99 getInstrumentation().waitForIdleSync(); 100 101 View target = null; 102 boolean found = false; 103 int childCount = mListView.getChildCount(); 104 for (int i=0; i<childCount; i++) { 105 View child = mListView.getChildAt(i); 106 if (child.getId() == targetPosition) { 107 target = child; 108 found = true; 109 break; 110 } 111 } 112 assertTrue("Selected item not visible in list", found); 113 114 if (target != null) { 115 assertEquals("Selection not at correct location", 100 + mListView.getPaddingTop(), 116 target.getTop()); 117 } 118 } 119 120 @LargeTest 121 public void testSetSelection0() { 122 TouchUtils.dragQuarterScreenDown(this); 123 TouchUtils.dragQuarterScreenDown(this); 124 TouchUtils.dragQuarterScreenDown(this); 125 126 // Nothing should be selected 127 assertEquals("Selection still available after touch", -1, 128 mListView.getSelectedItemPosition()); 129 130 mActivity.runOnUiThread(new Runnable() { 131 public void run() { 132 mListView.setSelection(0); 133 } 134 }); 135 getInstrumentation().waitForIdleSync(); 136 137 boolean found = false; 138 int childCount = mListView.getChildCount(); 139 for (int i=0; i<childCount; i++) { 140 View child = mListView.getChildAt(i); 141 if (child.getId() == 0 && i == 0) { 142 found = true; 143 break; 144 } 145 } 146 assertTrue("Selected item not visible in list", found); 147 } 148} 149