9. April 202319. April 2023
Customer Visual
How to Break your App - Best Practices in Mobile App Testing
Daniel Knott | @dnlkntt
29. April 2023
Who am I ?
• Daniel Knott• Software Test Manager/ Mobile Tester @AOE• Mobile Testing since the end of 2010• Before AOE, Team Lead QA @XING Mobile Team• Blogger and Speaker
http://www.adventuresinqa.com
@dnlkntt
http://www.linkedin.com/pub/daniel-knott/1a/925/993
https://www.xing.com/profile/Daniel_Knott
9. April 202339. April 2023
I Company Profile
49. April 2023
Intro
Current Status
Mobile Challenges
The Customer
Mobile Specific Testing
Mobile PyramidTools
9. April 202359. April 2023
I Current Status
Author: Barry Caruth, https://www.flickr.com/photos/caruth/8401943928/
69. April 2023
Current Status | Some Numbers
2+ millions apps available
100+ billion downloads
80% – 90% of apps are deleted after the first
usage56% of apps that requires a registration gets
deletedAverage user checks device 150 times per
day45% are not well tested
79. April 2023
KIFSU – To Remember the important Things
SimpleUseabl
eFastItKeep
K I F S U
9. April 202389. April 2023
I Mobile Challenges
99. April 2023
Mobile Challenges | All known!?
http://opensignal.com/reports/2014/android-fragmentation/
109. April 2023
Mobile Challenges | All known!?
http://opensignal.com/reports/2014/android-fragmentation/
119. April 2023
Mobile Challenges | How to handle fragmentation
Group your devices, A B C
Test only on those devices
Test on real device
Don’t use simulators or emulators
Know the target group
129. April 2023
Mobile Challenges | How to handle fragmentation
Group 1, Prio A
• High End Devices
• Dual/ Quad Core CPU
• RAM >1024MB• Retina, Full HD
Display >= 4,5“
Group 2, Prio B
• Mid-range devices
• Dual Core CPU• RAM <1024MB• Screen size <=
4“• Software not
older than 1 year
Group 3, Prio C
• Small devices• Single Core• RAM < 512MB• Low screen size
and resolution• Older OS, older
browser
Based on your target group
139. April 2023
Author: Davide Vizzini Limbte, http://www.flickr.com/photos/limbte/4007115435/
Mobile Challenges | More…
Author: Juan de Dios Santander Vela, http://www.flickr.com/photos/juandesant/209098053
Author: Rain Rabbit, http://www.flickr.com/photos/37996583811@N01/8033259053/
9. April 2023149. April 2023
I The Customer
Author: Michael Newman, https://www.flickr.com/photos/mzn37/1226016289/
159. April 2023
The Customer | Better know them
Know the target group
Talk to your customer
Will downsize testing effort
Do usability testing with them
Invite them to a beta testing program (Sonos,
FB, Twitter)
Author: Grzegorz Lobinski, http://www.flickr.com/photos/gregloby/3515990945/
9. April 2023169. April 2023
I Mobile Specific Testing
Author: Theus Falcao, http://www.flickr.com/photos/theusfalcao/9563767145/
179. April 2023
Mobile Specific Testing
Known functional testing is still required
• Boundary values
• Equivalence classes
• Testing against acceptance criteria
Test the app as black box
• Try to break it
• Be creative and think in edge cases
189. April 2023
Mobile Specific Testing
Author: Juan de Dios Santander Vela, http://www.flickr.com/photos/juandesant/209098053
Author: Ian Britton, http://www.flickr.com/photos/freefoto/728651045/
Author: Moyan Brenn, https://www.flickr.com/photos/aigle_dore/5626341059/
Author: @Doug88888, http://www.flickr.com/photos/doug88888/7149187135/
Author: Dan Levy, http://www.flickr.com/photos/danlevy/5607259711/
199. April 2023
Mobile Specific Testing
Author: amateur_photo_bore, http://www.flickr.com/photos/andresv/233667770/ Author: Rain Rabbit, http://www.flickr.com/photos/37996583811@N01/8033259053/
Author, Daniel Sancho, http://www.flickr.com/photos/teclasorg/2852716491/
209. April 2023
Mobile Specific Testing
Author: Surat Lozowick, http://www.flickr.com/photos/suratlozowick/4311105154/ Author: Surat Lozowick, http://www.flickr.com/photos/suratlozowick/4464587302/
Author: Theus Falcao, http://www.flickr.com/photos/theusfalcao/9563767145/
219. April 2023
Mobile Specific Testing
Android
• JouleUnit, to measure battery usage
• Monkey, to stress test the app
iOS
• Energy Usage in Instruments
• UI AutoMonkey, to stress test the app
229. April 2023
Mobile Specific Testing
Author: Molly Holzschlag, http://www.flickr.com/photos/mollyeh11/272434559/ Author: Quinn Dombrowski, http://www.flickr.com/photos/quinnanya/4718635484/
239. April 2023
Mobile Specific Testing
Author: minxlj, http://www.flickr.com/photos/minxlj/3270996158/ Author: Ryan B. BulaPhotography, http://www.flickr.com/photos/nayralub/3763581778/
Author: Sterling Coffey, http://www.flickr.com/photos/n0ssc/7046915929/
9. April 2023249. April 2023
I Tools
Author: OZinOH, http://www.flickr.com/photos/75905404@N00/7126147125/
259. April 2023
Test Automation Pyramid
Unit Tests
Integration Tests
UI Tests
Manual Testing
269. April 2023
Flipped Test Pyramid
Unit Tests
Manual Tests
UI TestsE2E
279. April 2023
Mobile Test Pyramid
Manual Tests
Beta Tests
End2End Tests(UI Tests)
Unit Tests
289. April 2023
Tools
Do test automation!
Start simple and discover different tools
Don’t buy huge test automation tools
No tool is perfect
See which tool fits in your development
environment
299. April 2023
Tools | Android
Robotium (ExtSolo)
Selendroid
Spoon
Calabash for Android
Robolectric
Espresso
Monkey
Great mobile tools provided by the company square: http://square.github.io/
MonkeyTalk
Appium
309. April 2023
Tools | iOS
UIAutomation
MonkeyTalk
Keep It Functional
Calabash for iOS
ios-driver
Kiwi
XCTest
Appium
9. April 2023319. April 2023
I Security
Author: Alexandre Dulaunoy, http://www.flickr.com/photos/adulau/7712545428/
329. April 2023
Security
Author: Anthony Catalano, http://www.flickr.com/photos/badwsky/34164244/ Author: Dennis Wong, http://www.flickr.com/photos/denniswong/2406135310/
Âuthor: orkomedix, http://www.flickr.com/photos/orkomedix/5211437958/
339. April 2023
Security
Security testing is not easy
Get help from experts
Check the OWASP mobile security page
https://www.owasp.org/index.php/OWASP_Mo
bile_Security_Project
Think twice about app permissions
9. April 2023349. April 2023
I Summary
359. April 2023
Mobile Specific Testing | Summary
Combine your in house testing with crowd
testingBe up to date! Know your target group
Keep the mobile features in mind
Keep the mobile test pyramid in mind
Do test automation and know the right tools
Be creative and on the move while testing mobile apps
369. April 2023
Thanks for your attention!
Avai
labl
e so
on
www.handsonmobileapptesting.com
More information about mobile testing can be found in my book
„Hands-On Mobile App Testing“
which will be available very soon.
9. April 2023379. April 2023
AOE GmbH
LuisenForum, Kirchgasse 6
65185 Wiesbaden
Germany
Phone: +49 6122 70 70 7 - 0
Fax: +49 6122 70 70 7 - 199
E-Mail: [email protected]
Web: www.aoe.com
I in Germany
389. April 2023
Links & References
• World Quality Report [http://www.sogeti.com/en-us/looking-for-solutions/Services/Software-Control-Testing/The-World-Quality-Report-2013--2014/]
• Robotium [https://code.google.com/p/robotium/]• Spoon [https://github.com/square/spoon]• Robolectric [http://robolectric.org/]• Calabash for Android [https://github.com/calabash/calabash-android]• Selendroid [http://selendroid.io/]• ExtSolo [
http://docs.testdroid.com/_static/extSolodocs/com/bitbar/recorder/extensions/ExtSolo.html]
• Espresso [https://code.google.com/p/android-test-kit/wiki/Espresso]• Monkey [http://developer.android.com/tools/help/monkey.html]• UI AutoMonkey [https://github.com/jonathanpenn/ui-auto-monkey]
399. April 2023
Links & References
• MonkeyTalk [https://www.cloudmonkeymobile.com/monkeytalk]• UIAutomation[https
://developer.apple.com/library/mac/documentation/DeveloperTools/Conceptual/InstrumentsUserGuide/UsingtheAutomationInstrument/UsingtheAutomationInstrument.html]
• Keep It Functional [https://github.com/kif-framework/KIF]• XCTest [
https://developer.apple.com/library/ios/documentation/ToolsLanguages/Conceptual/Xcode_Overview/UnitTestYourApp/UnitTestYourApp.html]
• Calabash for iOS [https://github.com/calabash/calabash-ios]• ios-driver [http://ios-driver.github.io/ios-driver/?page=home]• Kiwi [https://github.com/allending/Kiwi]• Appium [http://appium.io/]• JouleJunit [https://code.google.com/p/jouleunit/]• Energy Usage Instruments [
https://developer.apple.com/library/ios/documentation/AnalysisTools/Reference/Instruments_User_Reference/EnergyUsageInstrument/EnergyUsageInstrument.html]
409. April 2023