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Refactor MockChannelListener with mocking object and improve testing logic #462

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wx930910 wants to merge 1 commit into apache:master from wx930910:refactor-DataContextDataChannelEventsIT

wx930910 commented Aug 3, 2021

Description

Refactor test class DataContextDataChannelEventsIT.java by using Mockito.

Motivation

Decoupling test class MockChannelListener from production interface DataChannelListener
Making test condition more clear by removing redundant overridden methods and new fields.
Use Mockito.verify() to directly verify the behavior of the mocking object and make test condition more explict.

Key changed/added classes in this PR

Creating mocking object to replace test subclass MockChannelListener, decoupled test from production code.
Replacing assertation statement by using Mockito.verify() to verify the invocation status of graphChanged(GraphEvent), graphFlushed(GraphEvent) and graphRolledback(GraphEvent).


          Refactor MockChannelListener with mocking object and improve testing …

5af937f

…logic

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