iswf.beginTran();
parent1 = repo.list().get(0);
parent2 = repo.list().get(0);
Set<UnidirFkChildEntity> children = parent1.getChildren();
assertThat(children.size(), is(3));
UnidirFkChildEntity child1 = parent1.getChildren().iterator().next();
parent1.removeChild(child1);
parent2.addChild(child1);
iswf.commitTran();
iswf.bounceSystem();