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
17package android.util;
18
19import junit.framework.Assert;
20
21import android.test.InstrumentationTestCase;
22import android.test.TouchUtils;
23import android.view.View;
24
25/**
26 * When entering touch mode via touch, the tests can be flaky.  These asserts
27 * are more flexible (allowing up to MAX_ATTEMPTS touches to enter touch mode via touch or
28 * tap) until we can find a way to solve the flakiness.
29 */
30public class TouchModeFlexibleAsserts {
31
32    private static int MAX_ATTEMPTS = 2;
33
34    private static int MAX_DELAY_MILLIS = 2000;
35
36    public static void assertInTouchModeAfterClick(InstrumentationTestCase test, View viewToTouch) {
37        int numAttemptsAtTouchMode = 0;
38        while (numAttemptsAtTouchMode < MAX_ATTEMPTS &&
39                !viewToTouch.isInTouchMode()) {
40            TouchUtils.clickView(test, viewToTouch);
41            numAttemptsAtTouchMode++;
42        }
43        Assert.assertTrue("even after " + MAX_ATTEMPTS + " clicks, did not enter "
44                + "touch mode", viewToTouch.isInTouchMode());
45        //Assert.assertEquals("number of touches to enter touch mode", 1, numAttemptsAtTouchMode);
46    }
47
48    public static void assertInTouchModeAfterTap(InstrumentationTestCase test, View viewToTouch) {
49        int numAttemptsAtTouchMode = 0;
50        while (numAttemptsAtTouchMode < MAX_ATTEMPTS &&
51                !viewToTouch.isInTouchMode()) {
52            TouchUtils.tapView(test, viewToTouch);
53            numAttemptsAtTouchMode++;
54        }
55        Assert.assertTrue("even after " + MAX_ATTEMPTS + " taps, did not enter "
56                + "touch mode", viewToTouch.isInTouchMode());
57        //Assert.assertEquals("number of touches to enter touch mode", 1, numAttemptsAtTouchMode);
58    }
59
60    public static void assertNotInTouchModeAfterKey(InstrumentationTestCase test, int keyCode, View checkForTouchMode) {
61        test.sendKeys(keyCode);
62        int amountLeft = MAX_DELAY_MILLIS;
63
64        while (checkForTouchMode.isInTouchMode() && amountLeft > 0) {
65            amountLeft -= 200;
66            try {
67                Thread.sleep(200);
68            } catch (InterruptedException e) {
69                throw new RuntimeException(e);
70            }
71        }
72        Assert.assertFalse("even after waiting " + MAX_DELAY_MILLIS + " millis after "
73                + "pressing key event, still in touch mode", checkForTouchMode.isInTouchMode());
74    }
75}
76