test driven is driving me insane!
DESCRIPTION
Now that you have decided to integrate testing into your development process, you find that when one test breaks, it seems like they all break. You also find that with so many tests broken, identifying the source of failed tests is challenging. Another challenge is that occasionally, tests are just plain hard to write. In this session we will discuss patterns and techniques for writing tests that are more robust and provide better information. This includes techniques that you can apply to your design when writing new code to make testing easier, as well as tools for working with existing applications that do not have good test coverage.TRANSCRIPT
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TEST DRIVEN IS DRIVING ME INSANE!
Practical Test Patterns
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Who?
Dennis BurtonSRT SolutionsDevelopUsing.net || DennisBurton.com@dburton
Feedback:http://speakerrate.com/dennisburtonhttp://speakerrate.com/events/131-codestock
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The Primer
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All 10 of my tests rock
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Code changes seem to take longer
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Long running tests
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Tests take longer to set up
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Test are fragile
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Tests depend on specific (often production) data
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Position Statement - Uncle Bob Martin
…it has become my position that TDD is a necessary discipline for professional developers. I consider it rather like sterile procedure for doctors. It's simply what you have to do to write professional code. (At least it's what I have to do.)
-ButUncleBob.com
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What am I missing?
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But, I already have some legacy code not under test
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References
xUnit Test Patterns Working Effectivelywith
Legacy Code
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Dummy – An object is required that shouldn’t be
Spy – Add the validation an object should have had
Stub – The state of an object is important to the test
Mock – behavior is what is really under test
Use Rhino or Moq Don’t tolerate test pain
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Questions
Dennis BurtonSRT SolutionsDevelopUsing.net || DennisBurton.com@dburtonFeedback:http://speakerrate.com/dennisburtonhttp://speakerrate.com/events/131-codestock