Adds the decnet clusterer master-only command + provider-subpackage shape (base.py + factory.py + impl/connected_components.py) so subsequent commits can land similarity-graph features without churning callers. The skeleton ConnectedComponentsClusterer.tick is a no-op; the worker shell is fully wired (bus consumer on attacker.observed + attacker.scored, slow-tick fallback, health heartbeat, control listener, ClusterResult fan-out to identity.formed/observation.linked /merged). Subscribers on identity.> see no events from this clusterer until edge functions land, but the lifecycle is in place.
35 lines
1.1 KiB
Python
35 lines
1.1 KiB
Python
"""Tests for :mod:`decnet.clustering.factory`."""
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from __future__ import annotations
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import pytest
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from decnet.clustering.base import Clusterer
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from decnet.clustering.factory import get_clusterer
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from decnet.clustering.impl.connected_components import ConnectedComponentsClusterer
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def test_default_returns_connected_components(monkeypatch):
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monkeypatch.delenv("DECNET_CLUSTERER_TYPE", raising=False)
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c = get_clusterer()
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assert isinstance(c, ConnectedComponentsClusterer)
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assert isinstance(c, Clusterer)
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assert c.name == "connected_components"
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def test_explicit_connected_components(monkeypatch):
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monkeypatch.setenv("DECNET_CLUSTERER_TYPE", "connected_components")
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c = get_clusterer()
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assert isinstance(c, ConnectedComponentsClusterer)
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def test_unknown_clusterer_type_raises(monkeypatch):
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monkeypatch.setenv("DECNET_CLUSTERER_TYPE", "nope")
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with pytest.raises(ValueError, match="Unknown clusterer"):
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get_clusterer()
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def test_case_insensitive(monkeypatch):
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monkeypatch.setenv("DECNET_CLUSTERER_TYPE", " CONNECTED_COMPONENTS ")
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c = get_clusterer()
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assert isinstance(c, ConnectedComponentsClusterer)
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