mirror of
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81 lines
3.0 KiB
Python
81 lines
3.0 KiB
Python
# Copyright 2021 Acryl Data, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (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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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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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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import pytest
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from datahub.configuration.common import ConfigurationError
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from datahub.ingestion.api.registry import PluginRegistry
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from datahub_actions.plugin.source.kafka.kafka_event_source import KafkaEventSource
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from datahub_actions.source.event_source import EventSource
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from datahub_actions.source.event_source_registry import event_source_registry
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def test_registry_nonempty():
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assert len(event_source_registry.mapping) > 0
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def test_registry():
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fake_registry = PluginRegistry[EventSource]()
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fake_registry.register("kafka", KafkaEventSource)
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assert len(fake_registry.mapping) > 0
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assert fake_registry.is_enabled("kafka")
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assert fake_registry.get("kafka") == KafkaEventSource
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assert (
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fake_registry.get(
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"datahub_actions.plugin.source.kafka.kafka_event_source.KafkaEventSource"
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)
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== KafkaEventSource
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)
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# Test lazy-loading capabilities.
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fake_registry.register_lazy(
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"lazy-kafka",
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"datahub_actions.plugin.source.kafka.kafka_event_source:KafkaEventSource",
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)
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assert fake_registry.get("lazy-kafka") == KafkaEventSource
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# Test Registry Errors
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fake_registry.register_lazy("lazy-error", "thisdoesnot.exist")
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with pytest.raises(ConfigurationError, match="disabled"):
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fake_registry.get("lazy-error")
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with pytest.raises(KeyError, match="special characters"):
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fake_registry.register("thisdoesnotexist.otherthing", KafkaEventSource)
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with pytest.raises(KeyError, match="in use"):
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fake_registry.register("kafka", KafkaEventSource)
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with pytest.raises(KeyError, match="not find"):
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fake_registry.get("thisdoesnotexist")
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# Test error-checking on registered types.
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with pytest.raises(ValueError, match="abstract"):
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fake_registry.register("thisdoesnotexist", EventSource) # type: ignore
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class DummyClass: # Does not extend Event source.
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pass
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with pytest.raises(ValueError, match="derived"):
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fake_registry.register("thisdoesnotexist", DummyClass) # type: ignore
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# Test disabled event source
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fake_registry.register_disabled(
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"disabled", ModuleNotFoundError("disabled event source")
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)
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fake_registry.register_disabled(
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"disabled-exception", Exception("second disabled event source")
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)
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with pytest.raises(ConfigurationError, match="disabled"):
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fake_registry.get("disabled")
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with pytest.raises(ConfigurationError, match="disabled"):
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fake_registry.get("disabled-exception")
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