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/*
* Copyright (C) 2014 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.support.test.internal.runner.lifecycle;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.isIn;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import android.app.Activity;
import android.support.test.internal.runner.lifecycle.ActivityLifecycleMonitorImpl;
import android.support.test.runner.lifecycle.ActivityLifecycleCallback;
import android.support.test.runner.lifecycle.Stage;
import android.test.suitebuilder.annotation.SmallTest;
import junit.framework.TestCase;
import java.util.ArrayList;
import java.util.List;
/**
* ActivityLifecycleMonitorImpl tests.
*/
@SmallTest
public class ActivityLifecycleMonitorImplTest extends TestCase {
private final Activity mMockActivity = mock(Activity.class);
private final ActivityLifecycleMonitorImpl mMonitor = new ActivityLifecycleMonitorImpl(true);
public void testAddRemoveListener() {
ActivityLifecycleCallback callback = mock(ActivityLifecycleCallback.class);
// multiple adds should only register once.
mMonitor.addLifecycleCallback(callback);
mMonitor.addLifecycleCallback(callback);
mMonitor.addLifecycleCallback(callback);
mMonitor.signalLifecycleChange(Stage.CREATED, mMockActivity);
mMonitor.signalLifecycleChange(Stage.STARTED, mMockActivity);
// multiple removes should no-op.
mMonitor.removeLifecycleCallback(callback);
mMonitor.removeLifecycleCallback(callback);
mMonitor.signalLifecycleChange(Stage.DESTROYED, mMockActivity);
verify(callback).onActivityLifecycleChanged(mMockActivity, Stage.CREATED);
verify(callback).onActivityLifecycleChanged(mMockActivity, Stage.STARTED);
verify(callback, never()).onActivityLifecycleChanged(mMockActivity, Stage.DESTROYED);
}
public void testCallbackConsistancy() {
ConsistancyCheckingCallback callback = new ConsistancyCheckingCallback();
mMonitor.addLifecycleCallback(callback);
for (Stage stage : Stage.values()) {
mMonitor.signalLifecycleChange(stage, mMockActivity);
if (null != callback.mError) {
throw callback.mError;
}
}
}
public void testDirectQueries() {
Activity mock1 = mock(Activity.class);
Activity mock2 = mock(Activity.class);
Activity mock3 = mock(Activity.class);
mMonitor.signalLifecycleChange(Stage.CREATED, mock1);
mMonitor.signalLifecycleChange(Stage.CREATED, mock2);
mMonitor.signalLifecycleChange(Stage.CREATED, mock3);
assertThat(mMonitor.getLifecycleStageOf(mock1), is(Stage.CREATED));
assertThat(mMonitor.getLifecycleStageOf(mock2), is(Stage.CREATED));
assertThat(mMonitor.getLifecycleStageOf(mock3), is(Stage.CREATED));
List<Activity> expectedActivities = new ArrayList<Activity>();
expectedActivities.add(mock1);
expectedActivities.add(mock2);
expectedActivities.add(mock3);
assertTrue(expectedActivities.containsAll(mMonitor.getActivitiesInStage(Stage.CREATED)));
mMonitor.signalLifecycleChange(Stage.DESTROYED, mock1);
mMonitor.signalLifecycleChange(Stage.PAUSED, mock2);
mMonitor.signalLifecycleChange(Stage.PAUSED, mock3);
assertThat(mMonitor.getLifecycleStageOf(mock1), is(Stage.DESTROYED));
assertThat(mMonitor.getLifecycleStageOf(mock2), is(Stage.PAUSED));
assertThat(mMonitor.getLifecycleStageOf(mock3), is(Stage.PAUSED));
assertThat(mMonitor.getActivitiesInStage(Stage.CREATED).isEmpty(), is(true));
assertThat(mock1, isIn(mMonitor.getActivitiesInStage(Stage.DESTROYED)));
assertThat(mock2, isIn(mMonitor.getActivitiesInStage(Stage.PAUSED)));
assertThat(mock3, isIn(mMonitor.getActivitiesInStage(Stage.PAUSED)));
}
private class ConsistancyCheckingCallback implements ActivityLifecycleCallback {
private RuntimeException mError = null;
@Override
public void onActivityLifecycleChanged(Activity activity, Stage stage) {
try {
assertThat(activity, isIn(mMonitor.getActivitiesInStage(stage)));
assertThat(mMonitor.getLifecycleStageOf(activity), is(stage));
} catch (RuntimeException re) {
mError = re;
}
}
}
}
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