mirror of
https://github.com/apache/superset.git
synced 2024-09-19 03:59:49 -04:00
b8aef10098
* Fix for handling regular CTE queries with MSSQL,#8074 * Moved the get_cte_query function from mssql.py to base.py for using irrespetcive of dbengine * Fix for handling regular CTE queries with MSSQL,#8074 * Moved the get_cte_query function from mssql.py to base.py for using irrespetcive of dbengine * Unit test added for the db engine CTE SQL parsing. Unit test added for the db engine CTE SQL parsing. Removed additional spaces from the CTE parsing SQL generation. * implement in sqla model * lint + cleanup Co-authored-by: Ville Brofeldt <ville.v.brofeldt@gmail.com>
102 lines
2.8 KiB
Python
102 lines
2.8 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
|
|
# or more contributor license agreements. See the NOTICE file
|
|
# distributed with this work for additional information
|
|
# regarding copyright ownership. The ASF licenses this file
|
|
# to you under the Apache License, Version 2.0 (the
|
|
# "License"); you may not use this file except in compliance
|
|
# with the License. You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing,
|
|
# software distributed under the License is distributed on an
|
|
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
|
|
# KIND, either express or implied. See the License for the
|
|
# specific language governing permissions and limitations
|
|
# under the License.
|
|
# pylint: disable=unused-argument, import-outside-toplevel, protected-access
|
|
|
|
from textwrap import dedent
|
|
|
|
import pytest
|
|
from flask.ctx import AppContext
|
|
from sqlalchemy.types import TypeEngine
|
|
|
|
|
|
def test_get_text_clause_with_colon(app_context: AppContext) -> None:
|
|
"""
|
|
Make sure text clauses are correctly escaped
|
|
"""
|
|
|
|
from superset.db_engine_specs.base import BaseEngineSpec
|
|
|
|
text_clause = BaseEngineSpec.get_text_clause(
|
|
"SELECT foo FROM tbl WHERE foo = '123:456')"
|
|
)
|
|
assert text_clause.text == "SELECT foo FROM tbl WHERE foo = '123\\:456')"
|
|
|
|
|
|
def test_parse_sql_single_statement(app_context: AppContext) -> None:
|
|
"""
|
|
`parse_sql` should properly strip leading and trailing spaces and semicolons
|
|
"""
|
|
|
|
from superset.db_engine_specs.base import BaseEngineSpec
|
|
|
|
queries = BaseEngineSpec.parse_sql(" SELECT foo FROM tbl ; ")
|
|
assert queries == ["SELECT foo FROM tbl"]
|
|
|
|
|
|
def test_parse_sql_multi_statement(app_context: AppContext) -> None:
|
|
"""
|
|
For string with multiple SQL-statements `parse_sql` method should return list
|
|
where each element represents the single SQL-statement
|
|
"""
|
|
|
|
from superset.db_engine_specs.base import BaseEngineSpec
|
|
|
|
queries = BaseEngineSpec.parse_sql("SELECT foo FROM tbl1; SELECT bar FROM tbl2;")
|
|
assert queries == [
|
|
"SELECT foo FROM tbl1",
|
|
"SELECT bar FROM tbl2",
|
|
]
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
"original,expected",
|
|
[
|
|
(
|
|
dedent(
|
|
"""
|
|
with currency as
|
|
(
|
|
select 'INR' as cur
|
|
)
|
|
select * from currency
|
|
"""
|
|
),
|
|
None,
|
|
),
|
|
("SELECT 1 as cnt", None,),
|
|
(
|
|
dedent(
|
|
"""
|
|
select 'INR' as cur
|
|
union
|
|
select 'AUD' as cur
|
|
union
|
|
select 'USD' as cur
|
|
"""
|
|
),
|
|
None,
|
|
),
|
|
],
|
|
)
|
|
def test_cte_query_parsing(
|
|
app_context: AppContext, original: TypeEngine, expected: str
|
|
) -> None:
|
|
from superset.db_engine_specs.base import BaseEngineSpec
|
|
|
|
actual = BaseEngineSpec.get_cte_query(original)
|
|
assert actual == expected
|