| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.widget; |
| |
| import androidx.test.InstrumentationRegistry; |
| import androidx.test.annotation.UiThreadTest; |
| import androidx.test.filters.SmallTest; |
| import androidx.test.runner.AndroidJUnit4; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @RunWith(AndroidJUnit4.class) |
| @SmallTest |
| public class DateTimeViewTest { |
| |
| @UiThreadTest |
| @Test |
| public void additionalOnDetachedFromWindow_noException() { |
| final TestDateTimeView dateTimeView = new TestDateTimeView(); |
| dateTimeView.attachedToWindow(); |
| dateTimeView.detachedFromWindow(); |
| // Even there is an additional detach (abnormal), DateTimeView should not unregister |
| // receiver again that raises "java.lang.IllegalArgumentException: Receiver not registered". |
| dateTimeView.detachedFromWindow(); |
| } |
| |
| private static class TestDateTimeView extends DateTimeView { |
| TestDateTimeView() { |
| super(InstrumentationRegistry.getContext()); |
| } |
| |
| void attachedToWindow() { |
| super.onAttachedToWindow(); |
| } |
| |
| void detachedFromWindow() { |
| super.onDetachedFromWindow(); |
| } |
| } |
| } |