1 /*
2  * Copyright (C) 2018 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;
18 
19 import android.view.View;
20 import android.view.ViewGroup;
21 
22 import androidx.test.InstrumentationRegistry;
23 import androidx.test.annotation.UiThreadTest;
24 import androidx.test.filters.SmallTest;
25 import androidx.test.runner.AndroidJUnit4;
26 
27 import org.junit.Assert;
28 import org.junit.Test;
29 import org.junit.runner.RunWith;
30 
31 import java.time.Duration;
32 
33 @RunWith(AndroidJUnit4.class)
34 @SmallTest
35 public class DateTimeViewTest {
36 
37     @UiThreadTest
38     @Test
additionalOnDetachedFromWindow_noException()39     public void additionalOnDetachedFromWindow_noException() {
40         final TestDateTimeView dateTimeView = new TestDateTimeView();
41         dateTimeView.attachedToWindow();
42         dateTimeView.detachedFromWindow();
43         // Even there is an additional detach (abnormal), DateTimeView should not unregister
44         // receiver again that raises "java.lang.IllegalArgumentException: Receiver not registered".
45         dateTimeView.detachedFromWindow();
46     }
47 
48     @UiThreadTest
49     @Test
noChangeInRelativeText_doesNotTriggerRelayout()50     public void noChangeInRelativeText_doesNotTriggerRelayout() {
51         // Week in the future is chosen because it'll result in a stable string during this test
52         // run. This should be improved once the class is refactored to be more testable in
53         // respect of clock retrieval.
54         final long weekInTheFuture = System.currentTimeMillis() + Duration.ofDays(7).toMillis();
55         final TestDateTimeView dateTimeView = new TestDateTimeView();
56         dateTimeView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,
57                 ViewGroup.LayoutParams.WRAP_CONTENT));
58         dateTimeView.setShowRelativeTime(true);
59         dateTimeView.setTime(weekInTheFuture);
60         // View needs to be measured to request layout, skipping this would make this test pass
61         // always.
62         dateTimeView.measure(View.MeasureSpec.makeMeasureSpec(200, View.MeasureSpec.UNSPECIFIED),
63                 View.MeasureSpec.makeMeasureSpec(100, View.MeasureSpec.UNSPECIFIED));
64         dateTimeView.reset();
65 
66         // This should not change the text content and thus no relayout is expected.
67         dateTimeView.setTime(weekInTheFuture + 1000);
68 
69         Assert.assertFalse(dateTimeView.wasLayoutRequested());
70     }
71 
72     private static class TestDateTimeView extends DateTimeView {
73         private boolean mRequestedLayout = false;
74 
TestDateTimeView()75         TestDateTimeView() {
76             super(InstrumentationRegistry.getContext());
77         }
78 
attachedToWindow()79         void attachedToWindow() {
80             super.onAttachedToWindow();
81         }
82 
detachedFromWindow()83         void detachedFromWindow() {
84             super.onDetachedFromWindow();
85         }
86 
requestLayout()87         public void requestLayout() {
88             super.requestLayout();
89             mRequestedLayout = true;
90         }
91 
wasLayoutRequested()92         public boolean wasLayoutRequested() {
93             return mRequestedLayout;
94         }
95 
reset()96         public void reset() {
97             mRequestedLayout = false;
98         }
99     }
100 }
101