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Unit Testing Sencha Applications

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Avatar for Arthur Kay Arthur Kay
June 05, 2012
Technology
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Unit Testing Sencha Applications

Avatar for Arthur Kay

Arthur Kay

June 05, 2012
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Transcript

  1. Presented by Art Kay Unit Testing Sencha Applications

  2. Who am I? !   Arthur Kay !   Solutions

    Engineer at Sencha, Inc. !   Longtime ExtJS fanatic !   Web developer for 10+ years !   www.akawebdesign.com !   @arthurakay

  3. Sencha Chicago User Group !   Looking for: !  

    Speakers !   Ideas !   Giveaways !   Sponsors !   GET INVOLVED!

  4. Agenda !   Overview of Unit Testing concepts !  

    Tools !   Overview of “Prize Patrol” !   Questions

  5. Disclaimer I do not assert that this presentation: !  

    is how Sencha tests products internally !   is how Sencha would recommend you test your applications This is just a presentation of materials that have helped me.

  6. Test Driven JS Development

  7. Book http://www.tddjs.com BUY. THIS. BOOK.

  8. Unit Testing !   Confidence in your code. !  

    Syntax !   Unit Tests !   Integration Tests

  9. Code Correctness !   Correct syntax !   jslint.com

  10. Unit Tests !   “Units” tested in isolation !  

    Setup / Teardown !   Mocks / Stubs TDD: Must write testable code!

  11. Integration Tests !   Interaction with Application

  12. Isn’t that a lot of work? !   Yes. !

      Automation is key! !   Version control hooks !   Build process

  13. Unit Testing Tools

  14. JS Testing Tools !   Syntax !   JS Lint

    / JS Hint !   Hammer.js !   Unit Tests !   Jasmine !   JsTestDriver !   Integration Tests !   Selenium !   Phantom.js

  15. Automation !   Shell scripts !   IDE plugins !

      (Or something more elegant…)

  16. A Sencha Touch App: Prize Patrol https://github.com/arthurakay/Prize-Patrol

  17. Testing a Sencha MVC App !   MVC separates presentation

    from logic !   Easy to write testable “units” !   Should allow us to “drive” tests

  18. Jasmine !   Testing the “testable” units !   Little

    or no reliance on DOM !   Sencha uses Jasmine internally

  19. JsTestDriver !   Automated test suites across browsers ! IntelliJ

    IDE Plugin !   Command line control

  20. Phantom.js !   Lint all JS files (PhantomLint) !  

    Execute all Unit Tests (Jasmine) !   Drive Integration Tests (Casper.js)

  21. Questions