Tag: unit testing

If you’ve ever seriously tried to do test-driven development, it probably wasn’t very long before you ran into something where testing became difficult due to an underlying dependency. Whether it’s a database connection, accessing the file system, or dealing with the network, eventually your tests are going to have to deal with dependencies.

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Not every app is built using best practices. Sometimes you have to try and fix an application that has been poorly maintained for years or even decades. Adding dependency injection and inversion of control is a great example of this kind of situation.

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