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71 lines
2.1 KiB
Python
71 lines
2.1 KiB
Python
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from unittest import TestCase
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from unittest.mock import patch
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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.ingestion.source.database.snowflake import SnowflakeSource
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mock_snowflake_config = {
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"source": {
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"type": "snowflake",
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"serviceName": "local_snowflake",
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"serviceConnection": {
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"config": {
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"type": "Snowflake",
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"username": "username",
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"password": "password",
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"database": "database",
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"warehouse": "warehouse",
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"account": "account.region_name.cloud_service",
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}
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},
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"sourceConfig": {"config": {"type": "DatabaseMetadata"}},
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},
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"sink": {"type": "metadata-rest", "config": {}},
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"workflowConfig": {
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"openMetadataServerConfig": {
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"hostPort": "http://localhost:8585/api",
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"authProvider": "no-auth",
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}
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},
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}
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RAW_CLUSTER_KEY_EXPRS = [
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"LINEAR(c1, c2)",
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"LINEAR(to_date(c1), substring(c2, 0, 10))",
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"LINEAR(v:'Data':id::number)",
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"LINEAR(to_date(substring(c2, 0, 10)))",
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"col",
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]
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EXPECTED_PARTITION_COLUMNS = [
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["c1", "c2"],
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["c1", "c2"],
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["v"],
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["c2"],
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["col"],
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]
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class SnowflakeUnitTest(TestCase):
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@patch("metadata.ingestion.source.database.common_db_source.test_connection")
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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.parse_obj(mock_snowflake_config)
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self.snowflake_source = SnowflakeSource.create(
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mock_snowflake_config["source"],
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self.config.workflowConfig.openMetadataServerConfig,
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)
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def test_partition_parse_columns(self):
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for i in range(len(RAW_CLUSTER_KEY_EXPRS)):
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assert (
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self.snowflake_source.parse_column_name_from_expr(
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RAW_CLUSTER_KEY_EXPRS[i]
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)
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== EXPECTED_PARTITION_COLUMNS[i]
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)
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