@Test
public void shouldNotGetAnyRelationshipsWhenRetrievingFromNodeWithoutRelationships()
throws Exception {
long nodeId = graphdbHelper.createNode();
verifyRelReps(
0,
actions.getNodeRelationships(
nodeId, RelationshipDirection.all, Collections.<String>emptyList()));
verifyRelReps(
0,
actions.getNodeRelationships(
nodeId, RelationshipDirection.in, Collections.<String>emptyList()));
verifyRelReps(
0,
actions.getNodeRelationships(
nodeId, RelationshipDirection.out, Collections.<String>emptyList()));
}
@Test
public void shouldBeAbleToRetrieveRelationshipsFromNode() throws Exception {
long nodeId = graphdbHelper.createNode();
graphdbHelper.createRelationship("LIKES", nodeId, graphdbHelper.createNode());
graphdbHelper.createRelationship("LIKES", graphdbHelper.createNode(), nodeId);
graphdbHelper.createRelationship("HATES", nodeId, graphdbHelper.createNode());
verifyRelReps(
3,
actions.getNodeRelationships(
nodeId, RelationshipDirection.all, Collections.<String>emptyList()));
verifyRelReps(
1,
actions.getNodeRelationships(
nodeId, RelationshipDirection.in, Collections.<String>emptyList()));
verifyRelReps(
2,
actions.getNodeRelationships(
nodeId, RelationshipDirection.out, Collections.<String>emptyList()));
verifyRelReps(
3,
actions.getNodeRelationships(
nodeId, RelationshipDirection.all, Arrays.asList("LIKES", "HATES")));
verifyRelReps(
1,
actions.getNodeRelationships(
nodeId, RelationshipDirection.in, Arrays.asList("LIKES", "HATES")));
verifyRelReps(
2,
actions.getNodeRelationships(
nodeId, RelationshipDirection.out, Arrays.asList("LIKES", "HATES")));
verifyRelReps(
2, actions.getNodeRelationships(nodeId, RelationshipDirection.all, Arrays.asList("LIKES")));
verifyRelReps(
1, actions.getNodeRelationships(nodeId, RelationshipDirection.in, Arrays.asList("LIKES")));
verifyRelReps(
1, actions.getNodeRelationships(nodeId, RelationshipDirection.out, Arrays.asList("LIKES")));
verifyRelReps(
1, actions.getNodeRelationships(nodeId, RelationshipDirection.all, Arrays.asList("HATES")));
verifyRelReps(
0, actions.getNodeRelationships(nodeId, RelationshipDirection.in, Arrays.asList("HATES")));
verifyRelReps(
1, actions.getNodeRelationships(nodeId, RelationshipDirection.out, Arrays.asList("HATES")));
}