dbEntity1.addRelationship(rel1To2);
DbRelationship rel2To1 = new DbRelationship("rel2To1");
rel2To1.setSourceEntity(dbEntity2);
rel2To1.setTargetEntity(dbEntity1);
rel2To1.setToMany(false);
rel2To1.addJoin(new DbJoin(rel2To1, e2col2.getName(), e1col1.getName()));
dbEntity2.addRelationship(rel2To1);
assertSame(rel1To2, rel2To1.getReverseRelationship());
assertSame(rel2To1, rel1To2.getReverseRelationship());
assertTokensAndExecute(node, map, 4, 0);