rnibReaderMock.On("GetE2TInstance", E2TAddress).Return(e2tInstance1, nil)
rnibWriterMock.On("SaveE2TInstance", mock.Anything).Return(common.NewInternalError(fmt.Errorf("for test")))
rnibReaderMock.On("GetE2TInstance", E2TAddress).Return(e2tInstance1, nil)
rnibWriterMock.On("SaveE2TInstance", mock.Anything).Return(common.NewInternalError(fmt.Errorf("for test")))