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85 lines
2.7 KiB
Python
85 lines
2.7 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 TTL Cache
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"""
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import time
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from unittest.mock import patch
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import pytest
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from metadata.generated.schema.entity.data.table import Table
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from metadata.generated.schema.entity.services.connections.metadata.openMetadataConnection import (
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AuthProvider,
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OpenMetadataConnection,
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)
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from metadata.generated.schema.security.client.openMetadataJWTClientConfig import (
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OpenMetadataJWTClientConfig,
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)
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from metadata.ingestion.models.custom_pydantic import CustomSecretStr
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from metadata.ingestion.ometa.client import REST, LimitsException
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from metadata.ingestion.ometa.ometa_api import OpenMetadata
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from metadata.ingestion.ometa.ttl_cache import TTLCache
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def test_ttl_cache():
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"""Check we can add objects to the cache and they expire after the TTL"""
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cache = TTLCache(ttl=1)
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# Set a value
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cache.add("test")
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assert "test" in cache
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# Delete the value
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cache.delete("test")
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assert "test" not in cache
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# Set a value
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cache.add("test")
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assert "test" in cache
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# Wait for the TTL to expire
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time.sleep(5)
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# Value should not be in the cache
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assert "test" not in cache
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def test_ometa_ttl_cache():
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"""ometa works well with TTL Cache"""
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server_config = OpenMetadataConnection(
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hostPort="http://localhost:8585/api",
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enableVersionValidation=False,
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authProvider=AuthProvider.openmetadata,
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securityConfig=OpenMetadataJWTClientConfig(jwtToken=CustomSecretStr("token")),
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)
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metadata = OpenMetadata(server_config)
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def limits_exc(*_, **__):
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raise LimitsException("Mock limits exception")
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with patch.object(REST, "_one_request", side_effect=limits_exc):
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with pytest.raises(LimitsException) as exc_info:
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metadata.get_by_name(entity=Table, fqn="random")
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assert str(exc_info.value) == "Mock limits exception"
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with pytest.raises(LimitsException) as exc_info:
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metadata.get_by_name(entity=Table, fqn="random")
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assert (
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str(exc_info.value)
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== "Skipping request - limits reached for /tables/name/random"
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)
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