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      1 /*
      2  * Copyright (C) 2008 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 
     17 package android.widget.listview.focus;
     18 
     19 import android.test.ActivityInstrumentationTestCase2;
     20 import android.test.FlakyTest;
     21 import android.test.TouchUtils;
     22 import android.test.suitebuilder.annotation.LargeTest;
     23 import android.test.suitebuilder.annotation.MediumTest;
     24 import android.test.suitebuilder.annotation.Suppress;
     25 import android.view.KeyEvent;
     26 import android.view.View;
     27 import android.widget.AbsListView;
     28 import android.widget.ListView;
     29 import android.widget.listview.ListWithEditTextHeader;
     30 
     31 public class ListWithEditTextHeaderTest extends ActivityInstrumentationTestCase2<ListWithEditTextHeader> {
     32     private ListView mListView;
     33 
     34     public ListWithEditTextHeaderTest() {
     35         super(ListWithEditTextHeader.class);
     36     }
     37 
     38     @Override
     39     protected void setUp() throws Exception {
     40         super.setUp();
     41         mListView = getActivity().getListView();
     42     }
     43 
     44     @MediumTest
     45     public void testPreconditions() {
     46         assertTrue("listview.getItemsCanFocus()", mListView.getItemsCanFocus());
     47         assertFalse("out of touch-mode", mListView.isInTouchMode());
     48         assertEquals("header view count", 1, mListView.getHeaderViewsCount());
     49         assertTrue("header does not have focus", mListView.getChildAt(0).isFocused());
     50     }
     51 
     52     @FlakyTest(tolerance=2)
     53     @LargeTest
     54     public void testClickingHeaderKeepsFocus() {
     55         TouchUtils.clickView(this, mListView.getChildAt(0));
     56         assertTrue("header does not have focus", mListView.getChildAt(0).isFocused());
     57         assertEquals("something is selected", AbsListView.INVALID_POSITION, mListView.getSelectedItemPosition());
     58     }
     59 
     60     @LargeTest
     61     @Suppress  // Failing.
     62     public void testClickingHeaderWhenOtherItemHasFocusGivesHeaderFocus() {
     63         sendKeys(KeyEvent.KEYCODE_DPAD_DOWN);
     64         assertEquals("selected position", 1, mListView.getSelectedItemPosition());
     65         TouchUtils.clickView(this, mListView.getChildAt(0));
     66         assertTrue("header does not have focus", mListView.getChildAt(0).isFocused());
     67         assertEquals("something is selected", AbsListView.INVALID_POSITION, mListView.getSelectedItemPosition());
     68     }
     69 
     70     @LargeTest
     71     public void testScrollingDoesNotDetachHeaderViewFromWindow() {
     72         View header = mListView.getChildAt(0);
     73         assertNotNull("header is not attached to a window (?!)", header.getWindowToken());
     74 
     75         // Scroll header off the screen and back onto the screen
     76         int numItemsOnScreen = mListView.getChildCount();
     77         for (int i = 0; i < numItemsOnScreen; i++) {
     78             sendKeys(KeyEvent.KEYCODE_DPAD_DOWN);
     79         }
     80         for (int i = 0; i < numItemsOnScreen; i++) {
     81             sendKeys(KeyEvent.KEYCODE_DPAD_UP);
     82         }
     83 
     84         // Make sure the header was not accidentally left detached from its window
     85         assertNotNull("header has lost its window", header.getWindowToken());
     86     }
     87 }
     88