124 lines
3.6 KiB
Java
124 lines
3.6 KiB
Java
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.uiuipad.os.util.rule;
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import static androidx.test.InstrumentationRegistry.getInstrumentation;
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import static androidx.test.InstrumentationRegistry.getTargetContext;
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import android.app.Activity;
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import android.app.Application;
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import android.app.Application.ActivityLifecycleCallbacks;
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import android.os.Bundle;
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import androidx.test.InstrumentationRegistry;
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import com.uiuipad.os.Launcher;
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import com.uiuipad.os.Workspace.ItemOperator;
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import com.uiuipad.os.tapl.TestHelpers;
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import org.junit.rules.TestRule;
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import org.junit.runner.Description;
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import org.junit.runners.model.Statement;
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import java.util.concurrent.Callable;
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/**
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* Test rule to get the current Launcher activity.
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*/
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public class LauncherActivityRule implements TestRule {
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private Launcher mActivity;
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@Override
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public Statement apply(Statement base, Description description) {
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return new MyStatement(base);
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}
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public Launcher getActivity() {
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return mActivity;
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}
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public Callable<Boolean> itemExists(final ItemOperator op) {
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return new Callable<Boolean>() {
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@Override
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public Boolean call() throws Exception {
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Launcher launcher = getActivity();
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if (launcher == null) {
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return false;
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}
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return launcher.getWorkspace().getFirstMatch(op) != null;
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}
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};
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}
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/**
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* Starts the launcher activity in the target package.
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*/
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public void startLauncher() {
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getInstrumentation().startActivitySync(TestHelpers.getHomeIntentInPackage(getTargetContext()));
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}
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private class MyStatement extends Statement implements ActivityLifecycleCallbacks {
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private final Statement mBase;
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public MyStatement(Statement base) {
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mBase = base;
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}
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@Override
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public void evaluate() throws Throwable {
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Application app = (Application)
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InstrumentationRegistry.getTargetContext().getApplicationContext();
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app.registerActivityLifecycleCallbacks(this);
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try {
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mBase.evaluate();
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} finally {
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app.unregisterActivityLifecycleCallbacks(this);
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}
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}
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@Override
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public void onActivityCreated(Activity activity, Bundle bundle) {
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if (activity instanceof Launcher) {
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mActivity = (Launcher) activity;
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}
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}
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@Override
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public void onActivityStarted(Activity activity) { }
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@Override
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public void onActivityResumed(Activity activity) { }
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@Override
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public void onActivityPaused(Activity activity) { }
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@Override
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public void onActivityStopped(Activity activity) { }
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@Override
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public void onActivitySaveInstanceState(Activity activity, Bundle bundle) { }
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@Override
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public void onActivityDestroyed(Activity activity) {
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if (activity == mActivity) {
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mActivity = null;
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}
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}
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}
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}
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