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102 lines
3.9 KiB
Python
102 lines
3.9 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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import json
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from sqlalchemy import column
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from superset.db_engine_specs.snowflake import SnowflakeEngineSpec
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from superset.errors import ErrorLevel, SupersetError, SupersetErrorType
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from superset.models.core import Database
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from tests.integration_tests.db_engine_specs.base_tests import TestDbEngineSpec
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class TestSnowflakeDbEngineSpec(TestDbEngineSpec):
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def test_snowflake_sqla_column_label(self):
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"""
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DB Eng Specs (snowflake): Test column label
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"""
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test_cases = {
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"Col": "Col",
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"SUM(x)": "SUM(x)",
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"SUM[x]": "SUM[x]",
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"12345_col": "12345_col",
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}
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for original, expected in test_cases.items():
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actual = SnowflakeEngineSpec.make_label_compatible(column(original).name)
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self.assertEqual(actual, expected)
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def test_convert_dttm(self):
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dttm = self.get_dttm()
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test_cases = {
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"DATE": "TO_DATE('2019-01-02')",
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"DATETIME": "CAST('2019-01-02T03:04:05.678900' AS DATETIME)",
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"TIMESTAMP": "TO_TIMESTAMP('2019-01-02T03:04:05.678900')",
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}
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for type_, expected in test_cases.items():
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self.assertEqual(SnowflakeEngineSpec.convert_dttm(type_, dttm), expected)
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def test_database_connection_test_mutator(self):
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database = Database(sqlalchemy_uri="snowflake://abc")
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SnowflakeEngineSpec.mutate_db_for_connection_test(database)
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engine_params = json.loads(database.extra or "{}")
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self.assertDictEqual(
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{"engine_params": {"connect_args": {"validate_default_parameters": True}}},
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engine_params,
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)
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def test_extract_errors(self):
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msg = "Object dumbBrick does not exist or not authorized."
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result = SnowflakeEngineSpec.extract_errors(Exception(msg))
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assert result == [
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SupersetError(
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message="dumbBrick does not exist in this database.",
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error_type=SupersetErrorType.OBJECT_DOES_NOT_EXIST_ERROR,
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level=ErrorLevel.ERROR,
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extra={
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"engine_name": "Snowflake",
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"issue_codes": [
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{
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"code": 1029,
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"message": "Issue 1029 - The object does not exist in the given database.",
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}
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],
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},
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)
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]
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msg = "syntax error line 1 at position 10 unexpected 'limmmited'."
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result = SnowflakeEngineSpec.extract_errors(Exception(msg))
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assert result == [
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SupersetError(
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message='Please check your query for syntax errors at or near "limmmited". Then, try running your query again.',
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error_type=SupersetErrorType.SYNTAX_ERROR,
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level=ErrorLevel.ERROR,
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extra={
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"engine_name": "Snowflake",
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"issue_codes": [
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{
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"code": 1030,
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"message": "Issue 1030 - The query has a syntax error.",
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}
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],
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},
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)
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]
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