| /* |
| * 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.View; |
| import android.widget.ListView; |
| import android.widget.listview.ListSimple; |
| |
| import androidx.test.filters.LargeTest; |
| import androidx.test.filters.MediumTest; |
| import androidx.test.filters.Suppress; |
| |
| /** |
| * Tests setting the selection in touch mode |
| */ |
| @Suppress // Flaky. |
| public class ListSetSelectionTest extends ActivityInstrumentationTestCase<ListSimple> { |
| private ListSimple mActivity; |
| private ListView mListView; |
| |
| public ListSetSelectionTest() { |
| super("com.android.frameworks.coretests", ListSimple.class); |
| } |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| |
| mActivity = getActivity(); |
| mListView = getActivity().getListView(); |
| } |
| |
| @MediumTest |
| public void testPreconditions() { |
| assertNotNull(mActivity); |
| assertNotNull(mListView); |
| } |
| |
| @LargeTest |
| public void testSetSelection() { |
| TouchUtils.dragQuarterScreenDown(this); |
| TouchUtils.dragQuarterScreenUp(this); |
| |
| // Nothing should be selected |
| assertEquals("Selection still available after touch", -1, |
| mListView.getSelectedItemPosition()); |
| |
| final int targetPosition = mListView.getAdapter().getCount() / 2; |
| |
| mActivity.runOnUiThread(new Runnable() { |
| public void run() { |
| mListView.setSelection(targetPosition); |
| } |
| }); |
| getInstrumentation().waitForIdleSync(); |
| |
| boolean found = false; |
| int childCount = mListView.getChildCount(); |
| for (int i=0; i<childCount; i++) { |
| View child = mListView.getChildAt(i); |
| if (child.getId() == targetPosition) { |
| found = true; |
| break; |
| } |
| } |
| assertTrue("Selected item not visible in list", found); |
| } |
| |
| @LargeTest |
| public void testSetSelectionFromTop() { |
| TouchUtils.dragQuarterScreenDown(this); |
| TouchUtils.dragQuarterScreenUp(this); |
| |
| // Nothing should be selected |
| assertEquals("Selection still available after touch", -1, |
| mListView.getSelectedItemPosition()); |
| |
| final int targetPosition = mListView.getAdapter().getCount() / 2; |
| |
| mActivity.runOnUiThread(new Runnable() { |
| public void run() { |
| mListView.setSelectionFromTop(targetPosition, 100); |
| } |
| }); |
| getInstrumentation().waitForIdleSync(); |
| |
| View target = null; |
| boolean found = false; |
| int childCount = mListView.getChildCount(); |
| for (int i=0; i<childCount; i++) { |
| View child = mListView.getChildAt(i); |
| if (child.getId() == targetPosition) { |
| target = child; |
| found = true; |
| break; |
| } |
| } |
| assertTrue("Selected item not visible in list", found); |
| |
| if (target != null) { |
| assertEquals("Selection not at correct location", 100 + mListView.getPaddingTop(), |
| target.getTop()); |
| } |
| } |
| |
| @LargeTest |
| public void testSetSelection0() { |
| TouchUtils.dragQuarterScreenDown(this); |
| TouchUtils.dragQuarterScreenDown(this); |
| TouchUtils.dragQuarterScreenDown(this); |
| |
| // Nothing should be selected |
| assertEquals("Selection still available after touch", -1, |
| mListView.getSelectedItemPosition()); |
| |
| mActivity.runOnUiThread(new Runnable() { |
| public void run() { |
| mListView.setSelection(0); |
| } |
| }); |
| getInstrumentation().waitForIdleSync(); |
| |
| boolean found = false; |
| int childCount = mListView.getChildCount(); |
| for (int i=0; i<childCount; i++) { |
| View child = mListView.getChildAt(i); |
| if (child.getId() == 0 && i == 0) { |
| found = true; |
| break; |
| } |
| } |
| assertTrue("Selected item not visible in list", found); |
| } |
| } |