# java-jmock1 JMock is a library that supports test-driven development1 of Java2 code with mock objects3. Mock objects help you design and test the interactions between the objects in your programs. The jMock library: * makes it quick and easy to define mock objects, so you don't break the rhythm of programming. * lets you precisely specify the interactions between your objects, reducing the brittleness of your tests. * works well with the autocompletion and refactoring features of your IDE * plugs into your favourite test framework * is easy to extend.