Usually while creating JUnit tests we statically import
org.mockito.Matchers when we want to use static members of these types.
To make that Eclipse proposes members of mentioned types (or any other) without explicit static import we need to define the list in Eclipse's content assist configuration
In order to modify the content assist settings, open Preferences, type favorites in the filter and add all types with static members to the list:
Thanks to that simple change we may enjoy improved content assist: