| /* |
| * Copyright (C) 2007 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. |
| */ |
| |
| package android.widget.listview.touch; |
| |
| import android.test.ActivityInstrumentationTestCase; |
| import android.test.TouchUtils; |
| import android.view.Gravity; |
| import android.view.View; |
| import android.view.ViewConfiguration; |
| import android.widget.ListView; |
| import android.widget.listview.ListBottomGravityMany; |
| |
| import androidx.test.filters.LargeTest; |
| import androidx.test.filters.MediumTest; |
| |
| /** |
| * Touch tests for a list where all of the items do not fit on the screen, and the list |
| * stacks from the bottom. |
| */ |
| public class ListTouchBottomGravityManyTest extends ActivityInstrumentationTestCase<ListBottomGravityMany> { |
| private ListBottomGravityMany mActivity; |
| private ListView mListView; |
| |
| public ListTouchBottomGravityManyTest() { |
| super("com.android.frameworks.coretests", ListBottomGravityMany.class); |
| } |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| |
| mActivity = getActivity(); |
| mListView = getActivity().getListView(); |
| } |
| |
| @MediumTest |
| public void testPreconditions() { |
| assertNotNull(mActivity); |
| assertNotNull(mListView); |
| |
| // Last item should be selected |
| assertEquals(mListView.getAdapter().getCount() - 1, mListView.getSelectedItemPosition()); |
| } |
| |
| @LargeTest |
| public void testPullDown() { |
| int originalCount = mListView.getChildCount(); |
| |
| TouchUtils.scrollToTop(this, mListView); |
| |
| // Nothing should be selected |
| assertEquals("Selection still available after touch", -1, |
| mListView.getSelectedItemPosition()); |
| |
| View firstChild = mListView.getChildAt(0); |
| |
| assertEquals("Item zero not the first child in the list", 0, firstChild.getId()); |
| |
| assertEquals("Item zero not at the top of the list", mListView.getListPaddingTop(), |
| firstChild.getTop()); |
| |
| assertTrue(String.format("Too many children created: %d expected no more than %d", |
| mListView.getChildCount(), originalCount + 1), |
| mListView.getChildCount() <= originalCount + 1); |
| } |
| |
| @MediumTest |
| public void testPushUp() { |
| TouchUtils.scrollToBottom(this, mListView); |
| |
| // Nothing should be selected |
| assertEquals("Selection still available after touch", -1, |
| mListView.getSelectedItemPosition()); |
| |
| View lastChild = mListView.getChildAt(mListView.getChildCount() - 1); |
| |
| assertEquals("List is not scrolled to the bottom", mListView.getAdapter().getCount() - 1, |
| lastChild.getId()); |
| |
| assertEquals("Last item is not touching the bottom edge", |
| mListView.getHeight() - mListView.getListPaddingBottom(), lastChild.getBottom()); |
| } |
| |
| @MediumTest |
| public void testNoScroll() { |
| View firstChild = mListView.getChildAt(0); |
| View lastChild = mListView.getChildAt(mListView.getChildCount() - 1); |
| |
| int lastTop = lastChild.getTop(); |
| |
| TouchUtils.dragViewBy(this, firstChild, Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL, |
| 0, ViewConfiguration.getTouchSlop()); |
| |
| View newLastChild = mListView.getChildAt(mListView.getChildCount() - 1); |
| |
| assertEquals("View scrolled too early", lastTop, newLastChild.getTop()); |
| assertEquals("Wrong view in last position", mListView.getAdapter().getCount() - 1, |
| newLastChild.getId()); |
| } |
| |
| // TODO: needs to be adjusted to pass on non-HVGA displays |
| // @LargeTest |
| public void testShortScroll() { |
| View firstChild = mListView.getChildAt(0); |
| if (firstChild.getTop() < this.mListView.getListPaddingTop()) { |
| firstChild = mListView.getChildAt(1); |
| } |
| |
| View lastChild = mListView.getChildAt(mListView.getChildCount() - 1); |
| |
| int lastTop = lastChild.getTop(); |
| |
| TouchUtils.dragViewBy(this, firstChild, Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL, |
| 0, ViewConfiguration.getTouchSlop() + 1 + 10); |
| |
| View newLastChild = mListView.getChildAt(mListView.getChildCount() - 1); |
| |
| assertEquals("View scrolled to wrong position", lastTop, newLastChild.getTop() - 10); |
| assertEquals("Wrong view in last position", mListView.getAdapter().getCount() - 1, |
| newLastChild.getId()); |
| } |
| |
| // TODO: needs to be adjusted to pass on non-HVGA displays |
| // @LargeTest |
| public void testLongScroll() { |
| View firstChild = mListView.getChildAt(0); |
| if (firstChild.getTop() < mListView.getListPaddingTop()) { |
| firstChild = mListView.getChildAt(1); |
| } |
| |
| int firstTop = firstChild.getTop(); |
| |
| int distance = TouchUtils.dragViewBy(this, firstChild, |
| Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL, 0, |
| (int)(mActivity.getWindowManager().getDefaultDisplay().getHeight() * 0.75f)); |
| |
| assertEquals("View scrolled to wrong position", firstTop |
| + (distance - ViewConfiguration.getTouchSlop() - 1), firstChild.getTop()); |
| } |
| |
| } |