@Test
@Transactional
public void shouldGetDirectRelationshipForTypeAndDirection() throws Exception {
assertSingleResult(
"rel1",
neo4jTemplate
.convert(referenceNode.getRelationships(KNOWS, Direction.OUTGOING))
.to(String.class, new RelationshipNameConverter()));
}
@Test
@Transactional
public void shouldGetDirectRelationship() throws Exception {
assertSingleResult(
"rel1",
neo4jTemplate
.convert(referenceNode.getRelationships(DynamicRelationshipType.withName("knows")))
.to(String.class, new RelationshipNameConverter()));
}
@Test
public void testCreateRelationship() {
Node n1 = restAPI.createNode(map("name", "newnode1"));
final Transaction tx = restAPI.beginTx();
Node n2 = restAPI.createNode(map("name", "newnode2"));
RestRelationship rel = restAPI.createRelationship(n1, n2, Type.TEST, map("name", "rel"));
Iterable<Relationship> allRelationships = n1.getRelationships();
tx.success();
tx.finish();
Relationship foundRelationship =
TestHelper.firstRelationshipBetween(
n1.getRelationships(Type.TEST, Direction.OUTGOING), n1, n2);
Assert.assertNotNull("found relationship", foundRelationship);
assertEquals("same relationship", rel, foundRelationship);
assertEquals("rel", rel.getProperty("name"));
assertThat(
n1.getRelationships(Type.TEST, Direction.OUTGOING),
new IsRelationshipToNodeMatcher(n1, n2));
assertThat(n1.getRelationships(Direction.OUTGOING), new IsRelationshipToNodeMatcher(n1, n2));
assertThat(n1.getRelationships(Direction.BOTH), new IsRelationshipToNodeMatcher(n1, n2));
assertThat(n1.getRelationships(Type.TEST), new IsRelationshipToNodeMatcher(n1, n2));
assertThat(allRelationships, new IsRelationshipToNodeMatcher(n1, n2));
}
@Test
public void testDeleteRelationship() {
Transaction tx = restAPI.beginTx();
Node n1 = restAPI.createNode(map("name", "newnode1"));
Node n2 = restAPI.createNode(map("name", "newnode2"));
Relationship rel = restAPI.createRelationship(n1, n2, Type.TEST, map("name", "rel"));
rel.delete();
tx.success();
tx.finish();
Relationship foundRelationship =
TestHelper.firstRelationshipBetween(
n1.getRelationships(Type.TEST, Direction.OUTGOING), n1, n2);
Assert.assertNull("found relationship", foundRelationship);
}
