@Override
    public Set<Output> loadAll() {
        try (org.mongojack.DBCursor<OutputImpl> outputs = coll.find()) {
            return ImmutableSet.copyOf((Iterable<OutputImpl>) outputs);
        }
    }
@Test
    @MongoDBFixtures("OutputServiceImplTest.json")
    public void loadAllReturnsAllOutputs() {
        final Set<Output> outputs = outputService.loadAll();
        assertThat(outputs).hasSize(2);
    }