def test_should_not_connect_twice_on_next_get_schema_from_parquet(self,
mock_df):
dal = ParquetDAL(self.dirname, self.sc)
table = ParquetTable(self.table_name, schema_index_file=self.filename)
dal.set_table(table) # here it gets schema too
self.assertTrue(mock_df.parquet.called)
mock_df.reset_mock()
table.schema()
self.assertFalse(mock_df.parquet.called)
def test_should_get_schema_from_parquet_with_schema_setter(self):
table = ParquetTable(self.table_name)
table.schema_index_file = self.filename
self.dal.set_table(table)
self.assertEqual(table.schema(), self.dataframe.keys())
