Test Doubles

While many people in the industry use the word “mocking” for a variety of activities the real experts have a different name. They call the various types of these methods “test doubles”, divide them into sub-categories using the following names.

• Mocks
• Spies
• Stubs
• Fakes
• Dummies

For further details you can read here:

• Gerard Meszaros - xUnit Test Patterns
• Test Double explained by Martin Fowler