AllDataSetAssignmentsRemovedMessageProcessorTest.java

package eu.europeana.cloud.service.dls.listeners;

import com.google.gson.Gson;
import eu.europeana.cloud.common.model.CompoundDataSetId;
import eu.europeana.cloud.service.dls.solr.SolrDAO;
import eu.europeana.cloud.service.mcs.messages.RemoveAssignmentsFromDataSetMessage;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mockito;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
import static org.mockito.Mockito.verifyZeroInteractions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(value = { "classpath:/testContext.xml" })
public class AllDataSetAssignmentsRemovedMessageProcessorTest {

    @Autowired
    AllDataSetAssignmentsRemovedMessageProcessor listener;

    @Autowired
    SolrDAO solrDAO;

    private final Gson gson = new Gson();

    @Before
    public void cleanUp() {
	Mockito.reset(solrDAO);
    }

    @Test
    public void shouldCallRemoveAssignmentFromDataSet() throws Exception {
	// given
	String dataSetId = "dataset123";
	String providerId = "provider123123";
	CompoundDataSetId compoundDataSetId = new CompoundDataSetId(providerId,
		dataSetId);
	RemoveAssignmentsFromDataSetMessage message = new RemoveAssignmentsFromDataSetMessage(
		prepareAllDataSetAssignmentsRemovedMessage(compoundDataSetId));
	// when
	listener.processMessage(message);
	// then
	verify(solrDAO, times(1))
		.removeAssignmentFromDataSet(compoundDataSetId);
	verifyNoMoreInteractions(solrDAO);
    }

    @Test
    public void shouldNotCallDAOWhenReceivedMessageWithNullBody()
	    throws Exception {
	// given
	RemoveAssignmentsFromDataSetMessage message = new RemoveAssignmentsFromDataSetMessage(
		null);
	// when
	listener.processMessage(message);
	// then
	verifyZeroInteractions(solrDAO);
    }

    @Test
    public void shouldNotCallDAOWhenReceivedEmptyMessage() throws Exception {
	// given
	RemoveAssignmentsFromDataSetMessage message = new RemoveAssignmentsFromDataSetMessage(
		"");
	// when
	listener.processMessage(message);
	// then
	verifyZeroInteractions(solrDAO);
    }

    @Test
    public void shouldNotCallDAOWhenReceivedNullCompundDataSetId()
	    throws Exception {
	// given
	CompoundDataSetId compoundDataSetId = null;
	RemoveAssignmentsFromDataSetMessage message = new RemoveAssignmentsFromDataSetMessage(
		prepareAllDataSetAssignmentsRemovedMessage(compoundDataSetId));
	// when
	listener.processMessage(message);
	// then
	verifyZeroInteractions(solrDAO);
    }

    @Test
    public void shouldNotCallDAOWhenReceivedNullProviderId() throws Exception {
	// given
	String dataSetId = "dataset123";
	String providerId = null;
	CompoundDataSetId compoundDataSetId = new CompoundDataSetId(providerId,
		dataSetId);
	RemoveAssignmentsFromDataSetMessage message = new RemoveAssignmentsFromDataSetMessage(
		prepareAllDataSetAssignmentsRemovedMessage(compoundDataSetId));
	// when
	listener.processMessage(message);

	// then
	verifyZeroInteractions(solrDAO);
    }

    @Test
    public void shouldNotCallDAOWhenReceivedEmptyProviderId() throws Exception {
	// given
	String dataSetId = "dataset123";
	String providerId = "";
	CompoundDataSetId compoundDataSetId = new CompoundDataSetId(providerId,
		dataSetId);
	RemoveAssignmentsFromDataSetMessage message = new RemoveAssignmentsFromDataSetMessage(
		prepareAllDataSetAssignmentsRemovedMessage(compoundDataSetId));
	// when
	listener.processMessage(message);

	// then
	verifyZeroInteractions(solrDAO);
    }

    @Test
    public void shouldNotCallDAOWhenReceivedNullDataSetId() throws Exception {
	// given
	String dataSetId = null;
	String providerId = "provider123123";
	CompoundDataSetId compoundDataSetId = new CompoundDataSetId(providerId,
		dataSetId);
	RemoveAssignmentsFromDataSetMessage message = new RemoveAssignmentsFromDataSetMessage(
		prepareAllDataSetAssignmentsRemovedMessage(compoundDataSetId));
	// when
	listener.processMessage(message);

	// then
	verifyZeroInteractions(solrDAO);
    }

    @Test
    public void shouldNotCallDAOWhenReceivedEmptyDataSetId() throws Exception {
	// given
	String dataSetId = "";
	String providerId = "provider123123";
	CompoundDataSetId compoundDataSetId = new CompoundDataSetId(providerId,
		dataSetId);
	RemoveAssignmentsFromDataSetMessage message = new RemoveAssignmentsFromDataSetMessage(
		prepareAllDataSetAssignmentsRemovedMessage(compoundDataSetId));
	// when
	listener.processMessage(message);

	// then
	verifyZeroInteractions(solrDAO);
    }

    private String prepareAllDataSetAssignmentsRemovedMessage(
	    CompoundDataSetId compoundDataSetId) {
	return gson.toJson(compoundDataSetId);
    }

}