Support slides for the test automation workshop realized at the iMasters Android DevConference 2015 at São Paulo. The workshop focus was around Unit Tests with JUnit, UI Tests with Espresso and UIAutomator and Testing your app in the cloud with Testdroid.

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Android:testautomationworkshopEduardo Carrara
Developer Evangelist – Intel Developers Relations Division

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#AndroidOnIntel
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+EduardoCarraraDeAraujo
https://www.facebook.com/ducarrara
@DuCarrara
br.linkedin.com/in/eduardocarrara/
ecarrara-araujo

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Objective
Practice the usage of test automation tools available in the
Android Framework through the following activities:
• Prepare the test environment for development and execution.
• Development of unit tests that run on the local JVM.
• Development of UI Tests with Espresso.
• Development of Cross Apps Tests with UI Automator.
• Running tests in the cloud with TestDroid.

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Requirements
• Android Studio 1.3+
• Test Device with Android 4.0+
• SDK Version 23
• Build Tools 23.0.0
• AppCompat-v7 23.3.0

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Base App - BeerWith
• Simple demo app to help you keep track of
what have you been drinking and with who.
• https://github.com/ecarrara-araujo/beer-with
• If you want to follow the workshop just clone
it and work on branch master.
• Check the branch ahead for the
implementations:
• Imasters-android-devconf-tests-workshop

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#1–CreatingyourfirstUnitTest
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#1 – Creating your first Unit Test
testCompile 'junit:junit:4.12'
• Add the Junit dependency to the app/build.gradle

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#1 – Creating your first Unit Test
Create these directories.

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#1 – Creating your first Unit Test

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#1 – Creating your first Unit Test

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#1 – Creating your first Unit Test

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#1 – Creating your first Unit Test
public class UtilityTest {
@Test
public void testGetDateFormattedTime() throws Exception {
String expectedDateFormat = "yyyy, MMMM dd";
Calendar calendar = Calendar.getInstance();
calendar.set(2015, 4 - 1, 3); //20150403
String expectedResult = (new SimpleDateFormat(expectedDateFormat)).format(calendar.getTime());
String result = Utility.getDateFormattedTime(calendar, expectedDateFormat);
assertEquals("Date was not correctly formatted.", expectedResult, result);
// testing a second format to be sure
expectedDateFormat = "dd MM yyyy";
expectedResult = (new SimpleDateFormat(expectedDateFormat)).format(calendar.getTime());
result = Utility.getDateFormattedTime(calendar, expectedDateFormat);
assertEquals("Date was not correctly formatted.", expectedResult, result);
}
}

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#1 – Creating your first Unit Test
$ ./gradlew testor

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#1 – Creating your first Unit Test
or
appbuildreportstestsdebugindex.html

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#2Testingtheuiwithespresso
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#2 Testing the ui with espresso
• App/build.gradle
defaultConfig {
testInstrumentationRunner 'android.support.test.runner.AndroidJUnitRunner'
}
dependencies {
androidTestCompile 'com.android.support.test:runner:0.3'
androidTestCompile 'com.android.support.test:rules:0.3'
androidTestCompile 'com.android.support.test.espresso:espresso-core:2.2'
}
• ./build.gradle
allprojects {
configurations.all {
resolutionStrategy.force 'com.android.support:support-annotations:23.0.0' } }

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#2 Testing the ui with espresso

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#2 Testing the ui with espresso

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#2 Testing the ui with espresso
Here comes a whole lot of code…
Check the file:
BeerWithappsrcandroidTestjavabrengecarrarabeerwit
hBeerWithMainActivityInstrumentationTest.java

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#2 Testing the ui with espresso
or $ ./gradlew connectedCheck

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#2 Testing the ui with espresso
or
appbuildreportsandroidTestsconnectedindex.html

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#3CROssappTestingwithUIAutomator
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#3 Cross app Testing with UI Automator
• App/build.gradle
defaultConfig {
testInstrumentationRunner 'android.support.test.runner.AndroidJUnitRunner'
}
• ./build.gradle
allprojects {
configurations.all {
resolutionStrategy.force 'com.android.support:support-annotations:23.0.0' } }
dependecies {
androidTestCompile 'com.android.support.test:runner:0.3'
androidTestCompile 'com.android.support.test.uiautomator:uiautomator-v18:2.1.1'
androidTestCompile 'org.hamcrest:hamcrest-integration:1.3'
}

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#3 Cross app Testing with UI Automator

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#3 Cross app Testing with UI Automator

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#3 Cross app Testing with UI Automator
Androidsdk/tools/uiautomatorviewer

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#3 Cross app Testing with UI Automator
Here comes a whole lot of code…
Check the file:
BeerWithappsrcandroidTestjavabrengecarrarabeerwit
hAddingBeerWithCompleteTestFlow.java

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#3 Cross app Testing with UI Automator
or $ ./gradlew connectedCheck

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or

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35. Intel Information Technology
What is next?
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• Follow the guide and automate your tests!
• How to integrate continous integration and delivery with Android?
• Code Coverage
• Mocking

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Intel Developer Zone
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/
ecarrara-araujo/vilibra

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References
• 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

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References
• Codelab Android Studio Testing: https://io2015codelabs.appspot.com/codelabs/android-
studio-testing#1
• Android Testing Blueprints: https://github.com/googlesamples/android-testing-
templates/tree/master/AndroidTestingBlueprint
• Testing on Android by Vincent Brison: http://vincentbrison.com/2015/08/05/testing-on-
android-part1-a-practical-approach/
• Android Developers Unit Testing Training:
https://developer.android.com/training/testing/unit-testing/index.html
• Android Testing Samples: https://github.com/googlesamples/android-testing/
• G+ Community: https://plus.google.com/communities/10515313437206298596
• Stack Overflow: http://stackoverflow.com/questions/tagged/android-testing

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References
• Espresso v2 Cheat Sheet - https://code.google.com/p/android-test-
kit/wiki/EspressoV2CheatSheet

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