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93 lines
3.2 KiB
Python
93 lines
3.2 KiB
Python
# Copyright 2025 Collate
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# Licensed under the Collate Community License, Version 1.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# https://github.com/open-metadata/OpenMetadata/blob/main/ingestion/LICENSE
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Unit tests for DB2 connection handling."""
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from unittest.mock import patch
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import pytest
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from metadata.generated.schema.entity.services.connections.database.db2Connection import (
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Db2Connection as Db2ConnectionConfig,
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)
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from metadata.generated.schema.entity.services.connections.database.db2Connection import (
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Db2Scheme,
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)
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from metadata.ingestion.connections.connection import BaseConnection
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from metadata.ingestion.source.database.db2.connection import (
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Db2Connection,
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Db2IbmiStrategy,
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)
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CONNECTION_MODULE = "metadata.ingestion.source.database.db2.connection"
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def _ibmi_config() -> Db2ConnectionConfig:
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return Db2ConnectionConfig(
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scheme=Db2Scheme.ibmi,
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username="openmetadata_user",
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password="openmetadata_password",
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hostPort="myhost:8471",
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database="MYDB",
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)
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def _db2_config() -> Db2ConnectionConfig:
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return Db2ConnectionConfig(
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scheme=Db2Scheme.db2_ibm_db,
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username="openmetadata_user",
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password="openmetadata_password",
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hostPort="localhost:50000",
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database="testdb",
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)
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def test_db2_connection_is_base_connection():
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assert issubclass(Db2Connection, BaseConnection)
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def test_ibmi_url_drops_the_port():
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config = _ibmi_config()
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assert (
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Db2IbmiStrategy(config).get_connection_url(config)
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== "ibmi://openmetadata_user:openmetadata_password@myhost/MYDB"
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)
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def test_ibmi_args_pass_the_port_via_connect_args():
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config = _ibmi_config()
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assert Db2IbmiStrategy(config).get_connection_args(config)["port"] == 8471
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def test_ibmi_args_reject_a_non_numeric_port():
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config = _ibmi_config()
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config.hostPort = "myhost:not-a-port"
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with pytest.raises(ValueError, match="Invalid port"):
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Db2IbmiStrategy(config).get_connection_args(config)
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def test_get_client_dispatches_ibmi_scheme_to_ibmi_strategy():
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config = _ibmi_config()
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with patch(f"{CONNECTION_MODULE}.create_generic_db_connection") as mock_connection:
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_ = Db2Connection(config).client
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url_fn = mock_connection.call_args.kwargs["get_connection_url_fn"]
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assert url_fn.__name__ == "get_connection_url"
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assert url_fn(config) == "ibmi://openmetadata_user:openmetadata_password@myhost/MYDB"
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def test_get_client_dispatches_db2_scheme_to_standard_strategy():
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config = _db2_config()
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with (
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patch(f"{CONNECTION_MODULE}.create_generic_db_connection") as mock_connection,
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patch(f"{CONNECTION_MODULE}.check_ssl_and_init", return_value=None),
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):
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_ = Db2Connection(config).client
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assert mock_connection.call_args.kwargs["get_connection_url_fn"].__name__ == "get_connection_url_common"
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