mirror of
https://github.com/open-metadata/OpenMetadata.git
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347 lines
10 KiB
Python
347 lines
10 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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"""
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Test Postgres using the topology
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"""
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import types
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from unittest import TestCase
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from unittest.mock import patch
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from sqlalchemy.types import VARCHAR
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from metadata.generated.schema.entity.data.database import Database
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from metadata.generated.schema.entity.data.databaseSchema import DatabaseSchema
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from metadata.generated.schema.entity.data.table import (
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Column,
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Constraint,
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DataType,
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TableType,
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)
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from metadata.generated.schema.entity.services.databaseService import (
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DatabaseConnection,
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DatabaseService,
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DatabaseServiceType,
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)
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from metadata.generated.schema.metadataIngestion.workflow import (
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OpenMetadataWorkflowConfig,
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)
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from metadata.generated.schema.type.entityReference import EntityReference
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from metadata.ingestion.source.database.common_pg_mappings import (
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GEOMETRY,
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POINT,
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POLYGON,
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)
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from metadata.ingestion.source.database.postgres.metadata import PostgresSource
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from metadata.ingestion.source.database.postgres.usage import PostgresUsageSource
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from metadata.ingestion.source.database.postgres.utils import get_postgres_version
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mock_postgres_config = {
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"source": {
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"type": "postgres",
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"serviceName": "local_postgres1",
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"serviceConnection": {
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"config": {
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"type": "Postgres",
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"username": "username",
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"authType": {
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"password": "password",
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},
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"hostPort": "localhost:5432",
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"database": "postgres",
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"sslMode": "verify-ca",
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"sslConfig": {
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"caCertificate": "CA certificate content",
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},
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}
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},
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"sourceConfig": {
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"config": {
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"type": "DatabaseMetadata",
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}
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},
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},
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"sink": {
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"type": "metadata-rest",
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"config": {},
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},
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"workflowConfig": {
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"openMetadataServerConfig": {
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"hostPort": "http://localhost:8585/api",
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"authProvider": "openmetadata",
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"securityConfig": {"jwtToken": "postgres"},
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}
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},
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}
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mock_postgres_usage_config = {
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"source": {
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"type": "postgres-usage",
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"serviceName": "local_postgres1",
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"serviceConnection": {
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"config": {
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"type": "Postgres",
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"username": "username",
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"authType": {
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"password": "password",
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},
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"hostPort": "localhost:5432",
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"database": "postgres",
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}
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},
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"sourceConfig": {
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"config": {
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"type": "DatabaseUsage",
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"queryLogDuration": 1,
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}
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},
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},
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"sink": {
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"type": "metadata-rest",
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"config": {},
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},
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"workflowConfig": {
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"openMetadataServerConfig": {
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"hostPort": "http://localhost:8585/api",
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"authProvider": "openmetadata",
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"securityConfig": {"jwtToken": "postgres"},
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}
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},
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}
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MOCK_DATABASE_SERVICE = DatabaseService(
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id="85811038-099a-11ed-861d-0242ac120002",
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name="postgres_source",
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connection=DatabaseConnection(),
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serviceType=DatabaseServiceType.Postgres,
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)
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MOCK_DATABASE = Database(
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id="2aaa012e-099a-11ed-861d-0242ac120002",
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name="118146679784",
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fullyQualifiedName="postgres_source.default",
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displayName="118146679784",
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description="",
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service=EntityReference(
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id="85811038-099a-11ed-861d-0242ac120002",
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type="databaseService",
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),
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)
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MOCK_DATABASE_SCHEMA = DatabaseSchema(
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id="2aaa012e-099a-11ed-861d-0242ac120056",
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name="default",
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fullyQualifiedName="postgres_source.118146679784.default",
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displayName="default",
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description="",
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database=EntityReference(
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id="2aaa012e-099a-11ed-861d-0242ac120002",
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type="database",
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),
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service=EntityReference(
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id="2aaa012e-099a-11ed-861d-0242ac120002",
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type="database",
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),
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)
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MOCK_COLUMN_VALUE = [
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{
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"name": "username",
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"type": VARCHAR(),
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"nullable": True,
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"default": None,
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"autoincrement": False,
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"system_data_type": "varchar(50)",
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"comment": None,
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},
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{
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"name": "geom_c",
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"type": GEOMETRY(),
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"nullable": True,
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"default": None,
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"autoincrement": False,
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"system_data_type": "geometry",
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"comment": None,
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},
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{
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"name": "point_c",
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"type": POINT(),
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"nullable": True,
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"default": None,
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"autoincrement": False,
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"system_data_type": "point",
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"comment": None,
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},
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{
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"name": "polygon_c",
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"type": POLYGON(),
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"nullable": True,
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"default": None,
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"autoincrement": False,
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"comment": None,
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"system_data_type": "polygon",
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},
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]
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EXPECTED_COLUMN_VALUE = [
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Column(
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name="username",
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displayName=None,
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dataType=DataType.VARCHAR,
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arrayDataType=None,
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dataLength=1,
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precision=None,
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scale=None,
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dataTypeDisplay="varchar(50)",
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description=None,
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fullyQualifiedName=None,
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tags=None,
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constraint=Constraint.NULL,
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ordinalPosition=None,
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jsonSchema=None,
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children=None,
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customMetrics=None,
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profile=None,
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),
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Column(
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name="geom_c",
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displayName=None,
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dataType=DataType.GEOMETRY,
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arrayDataType=None,
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dataLength=1,
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precision=None,
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scale=None,
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dataTypeDisplay="geometry",
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description=None,
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fullyQualifiedName=None,
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tags=None,
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constraint=Constraint.NULL,
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ordinalPosition=None,
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jsonSchema=None,
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children=None,
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customMetrics=None,
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profile=None,
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),
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Column(
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name="point_c",
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displayName=None,
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dataType=DataType.GEOMETRY,
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arrayDataType=None,
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dataLength=1,
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precision=None,
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scale=None,
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dataTypeDisplay="point",
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description=None,
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fullyQualifiedName=None,
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tags=None,
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constraint=Constraint.NULL,
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ordinalPosition=None,
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jsonSchema=None,
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children=None,
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customMetrics=None,
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profile=None,
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),
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Column(
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name="polygon_c",
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displayName=None,
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dataType=DataType.GEOMETRY,
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arrayDataType=None,
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dataLength=1,
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precision=None,
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scale=None,
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dataTypeDisplay="polygon",
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description=None,
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fullyQualifiedName=None,
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tags=None,
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constraint=Constraint.NULL,
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ordinalPosition=None,
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jsonSchema=None,
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children=None,
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customMetrics=None,
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profile=None,
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),
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]
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class PostgresUnitTest(TestCase):
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@patch(
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"metadata.ingestion.source.database.common_db_source.CommonDbSourceService.test_connection"
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)
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def __init__(self, methodName, test_connection) -> None:
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super().__init__(methodName)
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test_connection.return_value = False
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self.config = OpenMetadataWorkflowConfig.model_validate(mock_postgres_config)
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self.postgres_source = PostgresSource.create(
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mock_postgres_config["source"],
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self.config.workflowConfig.openMetadataServerConfig,
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)
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self.postgres_source.context.get().__dict__[
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"database_service"
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] = MOCK_DATABASE_SERVICE.name.root
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self.postgres_source.context.get().__dict__[
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"database"
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] = MOCK_DATABASE.name.root
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self.postgres_source.context.get().__dict__[
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"database_schema"
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] = MOCK_DATABASE_SCHEMA.name.root
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self.usage_config = OpenMetadataWorkflowConfig.model_validate(
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mock_postgres_usage_config
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)
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with patch(
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"metadata.ingestion.source.database.postgres.usage.PostgresUsageSource.test_connection"
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):
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self.postgres_usage_source = PostgresUsageSource.create(
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mock_postgres_usage_config["source"],
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self.usage_config.workflowConfig.openMetadataServerConfig,
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)
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def test_datatype(self):
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inspector = types.SimpleNamespace()
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inspector.get_columns = (
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lambda table_name, schema_name, table_type, db_name: MOCK_COLUMN_VALUE
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)
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inspector.get_pk_constraint = lambda table_name, schema_name: []
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inspector.get_unique_constraints = lambda table_name, schema_name: []
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inspector.get_foreign_keys = lambda table_name, schema_name: []
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result, _, _ = self.postgres_source.get_columns_and_constraints(
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"public", "user", "postgres", inspector, TableType.Regular
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)
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for i, _ in enumerate(EXPECTED_COLUMN_VALUE):
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self.assertEqual(result[i], EXPECTED_COLUMN_VALUE[i])
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@patch("sqlalchemy.engine.base.Engine")
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def test_get_version_info(self, engine):
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# outdated with a switch to get_server_version_num instead of get_+server_version
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# engine.execute.return_value = [["15.3 (Debian 15.3-1.pgdg110+1)"]]
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# self.assertEqual("15.3", get_postgres_version(engine))
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engine.execute.return_value = [["110016"]]
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self.assertEqual("110016", get_postgres_version(engine))
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engine.execute.return_value = [["90624"]]
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self.assertEqual("90624", get_postgres_version(engine))
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engine.execute.return_value = [[]]
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self.assertIsNone(get_postgres_version(engine))
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@patch("sqlalchemy.engine.base.Engine")
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@patch(
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"metadata.ingestion.source.database.common_db_source.CommonDbSourceService.connection"
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)
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def test_close_connection(self, engine, connection):
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connection.return_value = True
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self.postgres_source.close()
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