Lecture about techniques, frameworks and tools to automate the testing for your Android App and how to use Testdroid, one of the available device farms, to test your App in the cloud and overcome fragmentation issues.

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Testando sua App na Nuvem
Eduardo Carrara
Developer Evangelist – Intel Developers Relations Division

2. #IntelAndroidBR
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“Testers don’t break software,
software is already broken”
– Amir Ghahrai

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Sprint 1
• 5 Stories
• 1 Test Plan per Story
• 1 Hour per Test Plan
• 5h of Testing
Sprint 2
• +5 Stories
• +1 Test Plan per Story
• 1 Hour per Test Plan
• 5h of testing + 5h of regression test
Sprint 3
• +5 Stories
• +1 Test Plan per Story
• 1 Hour per Test Plan
• 5h of testing + 10h of regression test

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“I choose a lazy person to do a hard job. Because a lazy
person will find an easy way to do it.”
- Bill Gates
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Image by Karla Vidal @ http://www.flickr.com/photos/63721650@N00/3661526274
Creative Commons cc-by-2.0

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JUnit

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public static String getFormattedMonthDay(String format, String dateString) {
String finalDateString = "";
SimpleDateFormat dbDateFormat = new SimpleDateFormat(Utility.DATE_FORMAT);
try {
Date inputDate = dbDateFormat.parse(dateString);
SimpleDateFormat requestedDateFormat = new SimpleDateFormat(format);
finalDateString = requestedDateFormat.format(inputDate);
} catch (ParseException e) {
e.printStackTrace();
} catch (NullPointerException npex) {
npex.printStackTrace();
}
return finalDateString;
}

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public void testGetFormattedMonthDayForBadInput() throws Exception {
String inputDateString = "";
final String expectedDateFormat = "yyyy, MMMM dd";
final String expectedResult = "";
String result = Utility.getFormattedMonthDay(expectedDateFormat,
inputDateString);
assertEquals("A wrong formatted input must return an empty String",
expectedResult, result);
}
public class UtilityTest extends TestCase {
…
…
}

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Image by Schlurcher @ http://en.wikipedia.org/wiki/Jigsaw_puzzle#/media/File:Puzzle_Krypt-2.jpg
Creative Commons cc-by-sa-2.0
It's hard enough to find an error in your code when you're looking for it; it's even harder
when you've assumed your code is error-free.
--Steve McConnell (from Code Complete)

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JUnit

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Android Testing Framework
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• Special TestCases, Asserts e Mocks
• MoreAsserts
• ViewAsserts
• MockApplication
• MockContext
• MockContentProvider
• AndroidTestCase
• ActivityInstrumentationTestCase2
• ActivityUnitTestCase
• ApplicationTestCase
• InstrumentationTestCase
• ProviderTestCase
• ServiceTestCase
• SingleLaunchActivityTestCase
JUnit

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Instrumentation
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• Android Components Context Access;
• Components Lifecycle Control;
• Component Loading Control;
• System Events (e.g.: Broadcasts)
• InstrumentationTestRunner
• AndroidJUnitRunner
• GoogleInstrumentationTestRunner

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Expresso
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• Simplifies the UI Test Process within
your App
• Methods for:
• View matching
• Checks
• UI Events

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Fragmentação
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“If you don’t like testing your product, most likely your customers won’t like to
test it either.”
- Anonymous

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What is next?
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• What about cross app testing? UIAutomator!
• Continuous Delivery and Integration of Android Apps
• Code Coverage

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Intel Developer Zone
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https://software.intel.com/en-us/android/app-testing

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Thanks!
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+EduardoCarraraDeAraujo
https://www.facebook.com/ducarrara
@DuCarrara
br.linkedin.com/in/eduardocarrara/

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References
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• Android Testing: https://developer.android.com/tools/testing/testing_android.html
• Android Unit Testing Support: http://tools.android.com/tech-docs/unit-testing-support
• UI Testing: https://developer.android.com/training/testing/ui-testing/index.html
• Android Testing Support Library: https://developer.android.com/tools/testing-support-
library
• Android Instrumentation:
http://developer.android.com/tools/testing/testing_android.html#Instrumentation
• Junit: http://junit.org
• Testdroid: http://testdroid.com
• Intel App Testing Page: https://software.intel.com/en-us/android/app-testing