How do you unit test legacy systems?
context: organizations want to do CI and unit testing with legacy systems
problem: these legacy systems were not built with unit testability in mind (e.g. no IoC), scope of re-factoring/re-engineering is limited due to resource constraints
solution: use PowerMock to test the untestable
Haowei talked about how [[PowerMock]] can help by mocking hardwired dependencies, static methods, private methods.
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