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/*
* Copyright (C) 2017 Google Inc.
*
* 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.google.android.mobly.snippet.example4;
import static org.junit.Assert.assertEquals;
import android.content.Context;
import android.content.Intent;
import android.support.test.InstrumentationRegistry;
import android.support.test.uiautomator.By;
import android.support.test.uiautomator.UiDevice;
import android.support.test.uiautomator.UiObject2;
import android.support.test.uiautomator.Until;
import com.google.android.mobly.snippet.Snippet;
import com.google.android.mobly.snippet.rpc.Rpc;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.nio.charset.Charset;
/**
* Demonstrates how to drive an app using UIAutomator without access to the app's source code or
* classpath.
*
* <p>Drives the Espresso example app from ex2 without instrumenting it.
*/
public class UiAutomatorSnippet implements Snippet {
private static final class UiAutomatorSnippetException extends Exception {
private static final long serialVersionUID = 1;
public UiAutomatorSnippetException(String message) {
super(message);
}
}
private static final String MAIN_PACKAGE = "com.google.android.mobly.snippet.example2";
private static final int LAUNCH_TIMEOUT = 5000;
private final Context mContext;
private final UiDevice mDevice;
public UiAutomatorSnippet() {
mContext = InstrumentationRegistry.getContext();
mDevice = UiDevice.getInstance(InstrumentationRegistry.getInstrumentation());
}
@Rpc(description="Opens the main activity of the app")
public void startMainActivity() throws UiAutomatorSnippetException {
// Send the launch intent
Intent intent = mContext.getPackageManager().getLaunchIntentForPackage(MAIN_PACKAGE);
if (intent == null) {
throw new UiAutomatorSnippetException(
"Unable to create launch intent for " + MAIN_PACKAGE + "; is the app installed?");
}
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
mContext.startActivity(intent);
// Wait for the app to appear
mDevice.wait(Until.hasObject(By.pkg(MAIN_PACKAGE).depth(0)), LAUNCH_TIMEOUT);
}
@Rpc(description="Pushes the main app button, and checks the label if this is the first time.")
public void pushMainButton(boolean checkFirstRun) {
if (checkFirstRun) {
assertEquals(
"Hello World!",
// Example of finding object by id.
mDevice.findObject(By.res(MAIN_PACKAGE, "main_text_view")).getText());
}
// Example of finding a button by text. Finding by ID is also possible, as above.
UiObject2 button = mDevice.findObject(By.text("PUSH THE BUTTON!"));
button.click();
if (checkFirstRun) {
assertEquals(
"Button pressed 1 times",
mDevice.findObject(By.res(MAIN_PACKAGE, "main_text_view")).getText());
}
}
@Rpc(description="Perform a UIAutomator dump")
public String uiautomatorDump() throws IOException {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
try {
mDevice.dumpWindowHierarchy(baos);
byte[] dumpBytes = baos.toByteArray();
String dumpStr = new String(dumpBytes, Charset.forName("UTF-8"));
return dumpStr;
} finally {
baos.close();
}
}
@Override
public void shutdown() throws IOException {
mDevice.executeShellCommand("am force-stop " + MAIN_PACKAGE);
}
}
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