@Before
public void prepareDb() throws Exception {
getTransactionManager().begin();
EntityManager em = getFactory().createEntityManager();
husband = new Husband("frederic");
husband.setName("Frederic Joliot-Curie");
wife = new Wife("wife");
wife.setName("Irene Joliot-Curie");
wife.setHusband(husband);
husband.setWife(wife);
em.persist(husband);
em.persist(wife);
commitOrRollback(true);
em.close();
}
@Test
public void testMapping() throws Exception {
assertNumberOfNodes(2);
assertRelationships(1);
String wifeNode = "(w:Wife:ENTITY { id: {w}.id, name: {w}.name })";
String husbandNode = "(h:Husband:ENTITY {id: {h}.id, name: {h}.name})";
Map<String, Object> wifeProperties = new HashMap<String, Object>();
wifeProperties.put("id", wife.getId());
wifeProperties.put("name", wife.getName());
Map<String, Object> husbandProperties = new HashMap<String, Object>();
husbandProperties.put("id", husband.getId());
husbandProperties.put("name", husband.getName());
Map<String, Object> params = new HashMap<String, Object>();
params.put("w", wifeProperties);
params.put("h", husbandProperties);
assertExpectedMapping("w", wifeNode, params);
assertExpectedMapping("h", husbandNode, params);
assertExpectedMapping("r", wifeNode + " - [r:wife] - " + husbandNode, params);
}