Zany Adventures in Software Engineering with Maven and Motley
design by contract
root cause analysis
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Motley says: "The only thing I'm going to mock is you"
Summary Motley: I can't mock something that I have no control over (like third-party or old legacy code) Maven: Design to interfaces, create a wrapper, and use tools for mocking. These are all great practices for leveraging mock objects. ______________________________ [Context: Motley...
7 Aug 2007
Motley says: "Refactoring means no more up-front design"
Summary Motley: Refactoring keeps my design clean from the start, so no more up-front design! Maven: Up-front design is still necessary to achieve clarity on the overall approach (preventing rework later) and needs to be documented to allow others to review your thinking. ______________________________...
10 Jul 2007
Motley says: "Test both private and public methods"
Summary Motley: To get high code coverage, we should be testing both public and private methods Maven: Only test public methods. Testing private methods gets in the way of refactoring ______________________________ [Context: Maven checks in on Motley's unit testing practices and...
12 Jun 2007
Motley says: "I don't have time to Refactor - I need to get it right the first time"
Summary Motley: Refactoring takes too much time - I have to ship you know! Maven: Refactoring leads to much more maintainable code, and if you have tests in place, the return on investment far outweighs the cost. ______________________________ [Context: Motley has just embarked on...
19 Apr 2007
Motley says: "If I write code to pass tests I'm cheating!"
Summary Motley: Tests need to validate code that has already been written - not the other way around. Maven: Writing tests before you code allows the tests to drive your code while providing more sound requirements validation. ______________________________ [Context: Motley is thinking...
15 Apr 2007
Motley says: "I can't write tests before application code - there's nothing to test."
Summary Motley: You can't possibly write tests before code - there's nothing to test. Maven: Writing tests for a method before coding it has all kinds of design advantages. ______________________________ [Context: Motley has been writing unit tests for a week. Maven wants to take...
9 Apr 2007
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