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.Gravity; 24import android.view.View; 25import android.view.ViewConfiguration; 26import android.widget.ListView; 27 28import android.widget.listview.ListBottomGravityMany; 29 30/** 31 * Touch tests for a list where all of the items do not fit on the screen, and the list 32 * stacks from the bottom. 33 */ 34public class ListTouchBottomGravityManyTest extends ActivityInstrumentationTestCase<ListBottomGravityMany> { 35 private ListBottomGravityMany mActivity; 36 private ListView mListView; 37 38 public ListTouchBottomGravityManyTest() { 39 super("com.android.frameworks.coretests", ListBottomGravityMany.class); 40 } 41 42 @Override 43 protected void setUp() throws Exception { 44 super.setUp(); 45 46 mActivity = getActivity(); 47 mListView = getActivity().getListView(); 48 } 49 50 @MediumTest 51 public void testPreconditions() { 52 assertNotNull(mActivity); 53 assertNotNull(mListView); 54 55 // Last item should be selected 56 assertEquals(mListView.getAdapter().getCount() - 1, mListView.getSelectedItemPosition()); 57 } 58 59 @LargeTest 60 public void testPullDown() { 61 int originalCount = mListView.getChildCount(); 62 63 TouchUtils.scrollToTop(this, mListView); 64 65 // Nothing should be selected 66 assertEquals("Selection still available after touch", -1, 67 mListView.getSelectedItemPosition()); 68 69 View firstChild = mListView.getChildAt(0); 70 71 assertEquals("Item zero not the first child in the list", 0, firstChild.getId()); 72 73 assertEquals("Item zero not at the top of the list", mListView.getListPaddingTop(), 74 firstChild.getTop()); 75 76 assertTrue(String.format("Too many children created: %d expected no more than %d", 77 mListView.getChildCount(), originalCount + 1), 78 mListView.getChildCount() <= originalCount + 1); 79 } 80 81 @MediumTest 82 public void testPushUp() { 83 TouchUtils.scrollToBottom(this, mListView); 84 85 // Nothing should be selected 86 assertEquals("Selection still available after touch", -1, 87 mListView.getSelectedItemPosition()); 88 89 View lastChild = mListView.getChildAt(mListView.getChildCount() - 1); 90 91 assertEquals("List is not scrolled to the bottom", mListView.getAdapter().getCount() - 1, 92 lastChild.getId()); 93 94 assertEquals("Last item is not touching the bottom edge", 95 mListView.getHeight() - mListView.getListPaddingBottom(), lastChild.getBottom()); 96 } 97 98 @MediumTest 99 public void testNoScroll() { 100 View firstChild = mListView.getChildAt(0); 101 View lastChild = mListView.getChildAt(mListView.getChildCount() - 1); 102 103 int lastTop = lastChild.getTop(); 104 105 TouchUtils.dragViewBy(this, firstChild, Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL, 106 0, ViewConfiguration.getTouchSlop()); 107 108 View newLastChild = mListView.getChildAt(mListView.getChildCount() - 1); 109 110 assertEquals("View scrolled too early", lastTop, newLastChild.getTop()); 111 assertEquals("Wrong view in last position", mListView.getAdapter().getCount() - 1, 112 newLastChild.getId()); 113 } 114 115 // TODO: needs to be adjusted to pass on non-HVGA displays 116 // @LargeTest 117 public void testShortScroll() { 118 View firstChild = mListView.getChildAt(0); 119 if (firstChild.getTop() < this.mListView.getListPaddingTop()) { 120 firstChild = mListView.getChildAt(1); 121 } 122 123 View lastChild = mListView.getChildAt(mListView.getChildCount() - 1); 124 125 int lastTop = lastChild.getTop(); 126 127 TouchUtils.dragViewBy(this, firstChild, Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL, 128 0, ViewConfiguration.getTouchSlop() + 1 + 10); 129 130 View newLastChild = mListView.getChildAt(mListView.getChildCount() - 1); 131 132 assertEquals("View scrolled to wrong position", lastTop, newLastChild.getTop() - 10); 133 assertEquals("Wrong view in last position", mListView.getAdapter().getCount() - 1, 134 newLastChild.getId()); 135 } 136 137 // TODO: needs to be adjusted to pass on non-HVGA displays 138 // @LargeTest 139 public void testLongScroll() { 140 View firstChild = mListView.getChildAt(0); 141 if (firstChild.getTop() < mListView.getListPaddingTop()) { 142 firstChild = mListView.getChildAt(1); 143 } 144 145 int firstTop = firstChild.getTop(); 146 147 int distance = TouchUtils.dragViewBy(this, firstChild, 148 Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL, 0, 149 (int)(mActivity.getWindowManager().getDefaultDisplay().getHeight() * 0.75f)); 150 151 assertEquals("View scrolled to wrong position", firstTop 152 + (distance - ViewConfiguration.getTouchSlop() - 1), firstChild.getTop()); 153 } 154 155} 156