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Tag Archives: PowerMock

Using PowerMock to Mock Constructors

In my opinion, one of the main benefits of dependency injection is that you can inject mock and/or stub objects into your code in order to improve testability, increase test coverage and write better and more meaningful tests. There are those times, however, when you come across some legacy code that doesn’t use dependency injection and held together by composition ...

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My Testing and Code Analysis Toolbox

Last week we kicked of a “Testing Skill Group” at LINEAS, a group for exchanging knowledge about testing. One question that came up over and over again in various flavors was: What tools are there for testing and analyzing your code? So here is my personal answer for this, in the approximately order I tend to introduce them into projects: ...

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Mock Static Methods with PowerMock

In a recent blog, I tried to highlight the benefits of using dependency injection and expressing the idea that one of the main benefits of this technique is that it allows you to test your code more easily by providing a high degree of isolation between classes, and coming to the conclusion that lots of good tests equals good code. ...

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Testing an Object’s Internal State with PowerMock

Most unit testing focuses on testing an object’s behaviour in order to prove that it works. This is achieved by writing a JUnit test that calls an object’s public methods and then testing that the return values from these calls match some previously defined set of expected values. This is a very common and successful technique; however, it shouldn’t be ...

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