    @Test
    public void getPublisher_PublisherExist() {

        when(subscriptionDelegateTestObject.publisherDao.findPublisher(contextId, contextType, sourceId, sourceType)).thenReturn(publisher);

        Publisher resultPublisher = subscriptionDelegateTestObject.getPublisher(subscriptionContext);

        assertEquals("getPublisher returns wrong publisher", publisher, resultPublisher);

    }