samples/ApiDemos/src/com/example/android/apis/app/ContactsFilterInstrumentation.java

/*
 * Copyright (C) 2007 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 com.example.android.apis.app;

import android.app.Activity;
import android.app.Instrumentation;
import android.content.Intent;
import android.view.KeyEvent;
import android.os.Bundle;
import android.util.Log;

/**
 * This is an example implementation of the {@link android.app.Instrumentation}
 * class, allowing you to run tests against application code.  The
 * instrumentation implementation here is loaded into the application's
 * process, for controlling and monitoring what it does.
 */
public class ContactsFilterInstrumentation extends Instrumentation {
    @Override
    public void onCreate(Bundle arguments) {
        super.onCreate(arguments);

        // When this instrumentation is created, we simply want to start
        // its test code off in a separate thread, which will call back
        // to us in onStart().
        start();
    }

    @Override
    public void onStart() {
        super.onStart();
        // First start the activity we are instrumenting -- the contacts
        // list.
        Intent intent = new Intent(Intent.ACTION_MAIN);
        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        intent.setClassName(getTargetContext(),
                "com.android.phone.Dialer");
        Activity activity = startActivitySync(intent);

        // This is the Activity object that was started, to do with as we want.
        Log.i("ContactsFilterInstrumentation", "Started: " + activity);

        // We are going to enqueue a couple key events to simulate the user
        // filtering the list.  This is the low-level API so we must send both
        // down and up events.
        sendKeySync(new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_M));
        sendKeySync(new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_M));
        sendKeySync(new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_A));
        sendKeySync(new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_A));

        // Wait for the activity to finish all of its processing.
        waitForIdleSync();

        // And we are done!
        Log.i("ContactsFilterInstrumentation", "Done!");
        finish(Activity.RESULT_OK, null);
    }
}