sdk/sources/android-23/android/widget/gridview/touch/GridTouchStackFromBottomTest.java

   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
  17 package android.widget.gridview.touch;
  18
  19 import android.widget.gridview.GridStackFromBottom;
  20 import android.test.TouchUtils;
  21 import android.test.suitebuilder.annotation.MediumTest;
  22
  23 import android.test.ActivityInstrumentationTestCase;
  24 import android.widget.GridView;
  25 import android.view.View;
  26
  27 public class GridTouchStackFromBottomTest extends ActivityInstrumentationTestCase<GridStackFromBottom> {
  28     private GridStackFromBottom mActivity;
  29     private GridView mGridView;
  30
  31     public GridTouchStackFromBottomTest() {
  32         super("com.android.frameworks.coretests", GridStackFromBottom.class);
  33     }
  34
  35     @Override
  36     protected void setUp() throws Exception {
  37         super.setUp();
  38
  39         mActivity = getActivity();
  40         mGridView = getActivity().getGridView();
  41     }
  42
  43     @MediumTest
  44     public void testPreconditions() {
  45         assertNotNull(mActivity);
  46         assertNotNull(mGridView);
  47
  48         // First item should be selected
  49         assertEquals(mGridView.getAdapter().getCount() - 1, mGridView.getSelectedItemPosition());
  50     }
  51
  52     @MediumTest
  53     public void testPushUp() {
  54         TouchUtils.scrollToBottom(this, mGridView);
  55
  56         // Nothing should be selected
  57         assertEquals("Selection still available after touch", -1,
  58                 mGridView.getSelectedItemPosition());
  59
  60         View lastChild = mGridView.getChildAt(mGridView.getChildCount() - 1);
  61
  62         assertEquals("Last item not the last child in the grid",
  63                 mGridView.getAdapter().getCount() - 1, lastChild.getId());
  64
  65         assertEquals("Last item not at the bottom of the grid",
  66                 mGridView.getHeight() - mGridView.getListPaddingBottom(), lastChild.getBottom());
  67     }
  68
  69     @MediumTest
  70     public void testPullDown() {
  71         TouchUtils.scrollToTop(this, mGridView);
  72
  73         // Nothing should be selected
  74         assertEquals("Selection still available after touch", -1,
  75                 mGridView.getSelectedItemPosition());
  76
  77         View lastChild = mGridView.getChildAt(mGridView.getChildCount() - 1);
  78
  79         assertEquals("Last item not the last child in the grid",
  80                 mGridView.getAdapter().getCount() - 1, lastChild.getId());
  81
  82         assertEquals("Last item not at the bottom of the grid",
  83                 mGridView.getHeight() - mGridView.getListPaddingBottom(), lastChild.getBottom());
  84     }
  85
  86     @MediumTest
  87     public void testPushUpFast() {
  88         TouchUtils.dragViewToTop(this, mGridView.getChildAt(mGridView.getChildCount() - 1), 2);
  89
  90         // Nothing should be selected
  91         assertEquals("Selection still available after touch", -1,
  92                 mGridView.getSelectedItemPosition());
  93
  94         View lastChild = mGridView.getChildAt(mGridView.getChildCount() - 1);
  95
  96         assertEquals("Last item not the last child in the grid",
  97                 mGridView.getAdapter().getCount() - 1, lastChild.getId());
  98
  99         assertEquals("Last item not at the bottom of the grid",
 100                 mGridView.getHeight() - mGridView.getListPaddingBottom(), lastChild.getBottom());
 101     }
 102
 103     @MediumTest
 104     public void testPullDownFast() {
 105         TouchUtils.dragViewToBottom(this, mGridView.getChildAt(0), 2);
 106
 107         // Nothing should be selected
 108         assertEquals("Selection still available after touch", -1,
 109                 mGridView.getSelectedItemPosition());
 110
 111         View lastChild = mGridView.getChildAt(mGridView.getChildCount() - 1);
 112
 113         assertEquals("Last item not the last child in the grid",
 114                 mGridView.getAdapter().getCount() - 1, lastChild.getId());
 115
 116         assertEquals("Last item not at the bottom of the grid",
 117                 mGridView.getHeight() - mGridView.getListPaddingBottom(), lastChild.getBottom());
 118     }
 119 }