What is Mockito and how do I use it for mocking in tests?
Mockito is a popular Java library used for creating mock objects in unit tests. It allows you to simulate the behavior of complex objects.
Can you give me an example of how to create a mock object using Mockito?
Sure! You can create a mock object using Mockito.mock(ClassName.class)
. For example: List mockedList = Mockito.mock(List.class);
.
How do I verify interactions with the mock object?
You can verify interactions using Mockito.verify(mock).methodCall();
. For instance, Mockito.verify(mockedList).add("one");
checks if 'add' was called.
What are some common use cases for Mockito?
Common use cases include testing service layers, simulating database interactions, and isolating components in unit tests.
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