| /* |
| * 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.arrowscroll; |
| |
| import android.test.ActivityInstrumentationTestCase; |
| import android.view.KeyEvent; |
| import android.widget.ListView; |
| import android.widget.listview.ListItemsExpandOnSelection; |
| |
| import androidx.test.filters.LargeTest; |
| import androidx.test.filters.MediumTest; |
| import androidx.test.filters.Suppress; |
| |
| public class ListItemsExpandOnSelectionTest extends ActivityInstrumentationTestCase<ListItemsExpandOnSelection> { |
| private ListView mListView; |
| private int mListTop; |
| private int mListBottom; |
| private int mExpandedHeight; |
| private int mNormalHeight; |
| |
| public ListItemsExpandOnSelectionTest() { |
| super("com.android.frameworks.coretests", |
| ListItemsExpandOnSelection.class); |
| } |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| mListView = getActivity().getListView(); |
| mListTop = mListView.getListPaddingTop(); |
| mListBottom = mListView.getHeight() - mListView.getListPaddingBottom(); |
| mExpandedHeight = mListView.getChildAt(0).getHeight(); |
| mNormalHeight = mListView.getChildAt(1).getHeight(); |
| } |
| |
| @MediumTest |
| public void testPreconditions() { |
| assertEquals(0, mListView.getSelectedItemPosition()); |
| assertEquals("selected item should be 1.5 times taller than the others", |
| mExpandedHeight, (int) (mNormalHeight * 1.5)); |
| } |
| |
| @MediumTest |
| public void testMoveSelectionDownNotRequiringScroll() { |
| |
| sendKeys(KeyEvent.KEYCODE_DPAD_DOWN); |
| |
| assertEquals(1, mListView.getSelectedItemPosition()); |
| assertEquals("first item's top should not have shifted", |
| mListTop, mListView.getChildAt(0).getTop()); |
| |
| } |
| |
| @MediumTest |
| public void testMoveSelectionUpNotRequiringScroll() { |
| sendKeys(KeyEvent.KEYCODE_DPAD_DOWN); |
| |
| assertEquals(1, mListView.getSelectedItemPosition()); |
| final int oldBottom = mListView.getSelectedView().getBottom(); |
| |
| sendKeys(KeyEvent.KEYCODE_DPAD_UP); |
| |
| assertEquals("bottom of 2nd itme should have stayed the same when " + |
| "moving back up", |
| oldBottom, |
| mListView.getChildAt(1).getBottom()); |
| } |
| |
| @MediumTest |
| @Suppress // Failing. |
| public void testMoveSelectionDownRequiringScroll() { |
| int lastItemIndex = mListView.getChildCount() - 1; |
| |
| for(int i = 0; i < lastItemIndex; i++) { |
| sendKeys(KeyEvent.KEYCODE_DPAD_DOWN); |
| } |
| getInstrumentation().waitForIdleSync(); |
| |
| assertEquals("list position", lastItemIndex, mListView.getSelectedItemPosition()); |
| assertEquals("expanded height", mExpandedHeight, mListView.getSelectedView().getHeight()); |
| assertEquals("should be above bottom fading edge", |
| mListBottom - mListView.getVerticalFadingEdgeLength(), |
| mListView.getSelectedView().getBottom()); |
| } |
| |
| @LargeTest |
| @Suppress // Failing. |
| public void testMoveSelectionUpRequiringScroll() { |
| int childrenPerScreen = mListView.getChildCount(); |
| |
| // go down past last child on screen |
| for(int i = 0; i < childrenPerScreen; i++) { |
| sendKeys(KeyEvent.KEYCODE_DPAD_DOWN); |
| } |
| |
| // go back up to second to last |
| for(int i = 0; i < childrenPerScreen - 1; i++) { |
| sendKeys(KeyEvent.KEYCODE_DPAD_UP); |
| } |
| getInstrumentation().waitForIdleSync(); |
| |
| assertEquals("list position", 1, mListView.getSelectedItemPosition()); |
| assertEquals("expanded height", mExpandedHeight, mListView.getSelectedView().getHeight()); |
| assertEquals("should be below top fading edge", |
| mListTop + mListView.getVerticalFadingEdgeLength(), |
| mListView.getSelectedView().getTop()); |
| } |
| } |