'Test to make sure Layer access is still available without the DataSource.'

def test03c_layer_references(self):

    source = ds_list[0]
    def get_layer():
        ds = DataSource(source.ds)
        return ds[0]
    lyr = get_layer()
    self.assertEqual(source.nfeat, len(lyr))
    self.assertEqual(source.gtype, lyr.geom_type.num)
