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
17package android.widget.listview.touch;
18
19import android.test.ActivityInstrumentationTestCase;
20import android.test.suitebuilder.annotation.LargeTest;
21import android.test.suitebuilder.annotation.MediumTest;
22import android.test.TouchUtils;
23import android.test.suitebuilder.annotation.Suppress;
24import android.view.View;
25import android.widget.ListView;
26
27import android.widget.listview.ListSimple;
28
29/**
30 * Tests setting the selection in touch mode
31 */
32@Suppress // Flaky.
33public class ListSetSelectionTest extends ActivityInstrumentationTestCase<ListSimple> {
34    private ListSimple mActivity;
35    private ListView mListView;
36
37    public ListSetSelectionTest() {
38        super("com.android.frameworks.coretests", ListSimple.class);
39    }
40
41    @Override
42    protected void setUp() throws Exception {
43        super.setUp();
44
45        mActivity = getActivity();
46        mListView = getActivity().getListView();
47    }
48
49    @MediumTest
50    public void testPreconditions() {
51        assertNotNull(mActivity);
52        assertNotNull(mListView);
53    }
54
55    @LargeTest
56    public void testSetSelection() {
57        TouchUtils.dragQuarterScreenDown(this);
58        TouchUtils.dragQuarterScreenUp(this);
59
60        // Nothing should be selected
61        assertEquals("Selection still available after touch", -1,
62                mListView.getSelectedItemPosition());
63
64        final int targetPosition = mListView.getAdapter().getCount() / 2;
65
66        mActivity.runOnUiThread(new Runnable() {
67            public void run() {
68                mListView.setSelection(targetPosition);
69            }
70        });
71        getInstrumentation().waitForIdleSync();
72
73        boolean found = false;
74        int childCount = mListView.getChildCount();
75        for (int i=0; i<childCount; i++) {
76            View child = mListView.getChildAt(i);
77            if (child.getId() == targetPosition) {
78                found = true;
79                break;
80            }
81        }
82        assertTrue("Selected item not visible in list", found);
83    }
84
85    @LargeTest
86    public void testSetSelectionFromTop() {
87        TouchUtils.dragQuarterScreenDown(this);
88        TouchUtils.dragQuarterScreenUp(this);
89
90        // Nothing should be selected
91        assertEquals("Selection still available after touch", -1,
92                mListView.getSelectedItemPosition());
93
94        final int targetPosition = mListView.getAdapter().getCount() / 2;
95
96        mActivity.runOnUiThread(new Runnable() {
97            public void run() {
98                mListView.setSelectionFromTop(targetPosition, 100);
99            }
100        });
101        getInstrumentation().waitForIdleSync();
102
103        View target = null;
104        boolean found = false;
105        int childCount = mListView.getChildCount();
106        for (int i=0; i<childCount; i++) {
107            View child = mListView.getChildAt(i);
108            if (child.getId() == targetPosition) {
109                target = child;
110                found = true;
111                break;
112            }
113        }
114        assertTrue("Selected item not visible in list", found);
115
116        if (target != null) {
117            assertEquals("Selection not at correct location", 100 + mListView.getPaddingTop(),
118                    target.getTop());
119        }
120    }
121
122    @LargeTest
123    public void testSetSelection0() {
124        TouchUtils.dragQuarterScreenDown(this);
125        TouchUtils.dragQuarterScreenDown(this);
126        TouchUtils.dragQuarterScreenDown(this);
127
128        // Nothing should be selected
129        assertEquals("Selection still available after touch", -1,
130                mListView.getSelectedItemPosition());
131
132        mActivity.runOnUiThread(new Runnable() {
133            public void run() {
134                mListView.setSelection(0);
135            }
136        });
137        getInstrumentation().waitForIdleSync();
138
139        boolean found = false;
140        int childCount = mListView.getChildCount();
141        for (int i=0; i<childCount; i++) {
142            View child = mListView.getChildAt(i);
143            if (child.getId() == 0 && i == 0) {
144                found = true;
145                break;
146            }
147        }
148        assertTrue("Selected item not visible in list", found);
149    }
150}
151