Simpler codes are often more effective, perform better, and most importantly, are simpler to read. However, we need to be careful.

Stubbing is an important part of any developers toolkit when implementing unit testing. It helps make your unit tests run faster and more importantly allows you to run them in isolation. The most basic form of stubbing is to mock or provide canned or known answers to any calls to an object or class that we do not want to explicitly test.

A well thought-out test strategy (and supporting tools) is an essential part to delivering high quality products to customers.