text: # 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.
  import json
  
  from superset.db_engine_specs.snowflake import SnowflakeEngineSpec
  from superset.errors import ErrorLevel, SupersetError, SupersetErrorType
  from superset.models.core import Database
  from tests.integration_tests.db_engine_specs.base_tests import TestDbEngineSpec
  
  
  class TestSnowflakeDbEngineSpec(TestDbEngineSpec):
      def test_convert_dttm(self):
          dttm = self.get_dttm()
  
          test_cases = {
              "DATE": "TO_DATE('2019-01-02')",
              "DATETIME": "CAST('2019-01-02T03:04:05.678900' AS DATETIME)",
              "TIMESTAMP": "TO_TIMESTAMP('2019-01-02T03:04:05.678900')",
          }
  
          for type_, expected in test_cases.items():
              self.assertEqual(SnowflakeEngineSpec.convert_dttm(type_, dttm), expected)
  
      def test_database_connection_test_mutator(self):
          database = Database(sqlalchemy_uri="snowflake://abc")
          SnowflakeEngineSpec.mutate_db_for_connection_test(database)
          engine_params = json.loads(database.extra or "{}")
  
          self.assertDictEqual(
              {"engine_params": {"connect_args": {"validate_default_parameters": True}}},
              engine_params,
          )
  
      def test_extract_errors(self):
          msg = "Object dumbBrick does not exist or not authorized."
          result = SnowflakeEngineSpec.extract_errors(Exception(msg))
          assert result == [
              SupersetError(
                  message="dumbBrick does not exist in this database.",
                  error_type=SupersetErrorType.OBJECT_DOES_NOT_EXIST_ERROR,
                  level=ErrorLevel.ERROR,
                  extra={
                      "engine_name": "Snowflake",
                      "issue_codes": [
                          {
                              "code": 1029,
                              "message": "Issue 1029 - The object does not exist in the given database.",
                          }
                      ],
                  },
              )
          ]
  
          msg = "syntax error line 1 at position 10 unexpected 'limmmited'."
          result = SnowflakeEngineSpec.extract_errors(Exception(msg))
          assert result == [
              SupersetError(
                  message='Please check your query for syntax errors at or near "limmmited". Then, try running your query again.',
                  error_type=SupersetErrorType.SYNTAX_ERROR,
                  level=ErrorLevel.ERROR,
                  extra={
                      "engine_name": "Snowflake",
                      "issue_codes": [
                          {
                              "code": 1030,
                              "message": "Issue 1030 - The query has a syntax error.",
                          }
                      ],
                  },
              )
          ]
  