chore: import upstream snapshot with attribution

frigate/test/test_classification_enabled.py

@@ -0,0 +1,106 @@
+"""Tests that disabled custom classification models are not registered or run."""
+
+import sys
+import unittest
+from unittest.mock import MagicMock
+
+# Mock TFLite before importing the maintainer / classification modules
+_MOCK_MODULES = [
+    "tflite_runtime",
+    "tflite_runtime.interpreter",
+    "ai_edge_litert",
+    "ai_edge_litert.interpreter",
+]
+for mod in _MOCK_MODULES:
+    if mod not in sys.modules:
+        sys.modules[mod] = MagicMock()
+
+from frigate.data_processing.real_time.custom_classification import (  # noqa: E402
+    CustomObjectClassificationProcessor,
+)
+from frigate.embeddings.maintainer import EmbeddingMaintainer  # noqa: E402
+
+
+class TestCustomClassificationEnabledGating(unittest.TestCase):
+    """A model with enabled: false must not keep a processor registered."""
+
+    def _make_maintainer(self) -> EmbeddingMaintainer:
+        # Bypass the heavy __init__; only the attributes touched by the
+        # config update path are needed for these tests.
+        maintainer = EmbeddingMaintainer.__new__(EmbeddingMaintainer)
+        maintainer.realtime_processors = []
+        maintainer.config = MagicMock()
+        maintainer.config.classification.custom = {}
+        maintainer.requestor = MagicMock()
+        maintainer.metrics = MagicMock()
+        maintainer.event_metadata_publisher = MagicMock()
+        return maintainer
+
+    def _make_model_config(self, name: str, enabled: bool) -> MagicMock:
+        model_config = MagicMock()
+        model_config.name = name
+        model_config.enabled = enabled
+        model_config.state_config = None
+        return model_config
+
+    def _make_processor(self, name: str) -> MagicMock:
+        processor = MagicMock(spec=CustomObjectClassificationProcessor)
+        processor.model_config = MagicMock()
+        processor.model_config.name = name
+        return processor
+
+    def test_disabled_update_tears_down_existing_processor(self):
+        """Toggling a running model to disabled shuts down and drops its processor."""
+        maintainer = self._make_maintainer()
+        processor = self._make_processor("atli")
+        maintainer.realtime_processors = [processor]
+
+        maintainer._handle_custom_classification_update(
+            "config/classification/custom/atli",
+            self._make_model_config("atli", enabled=False),
+        )
+
+        processor.shutdown.assert_called_once()
+        self.assertEqual(maintainer.realtime_processors, [])
+
+    def test_disabled_update_does_not_register_processor(self):
+        """A disabled model that has no processor is never registered."""
+        maintainer = self._make_maintainer()
+
+        maintainer._handle_custom_classification_update(
+            "config/classification/custom/atli",
+            self._make_model_config("atli", enabled=False),
+        )
+
+        self.assertEqual(maintainer.realtime_processors, [])
+
+    def test_disabled_update_leaves_other_processors_untouched(self):
+        """Disabling one model must not affect other running processors."""
+        maintainer = self._make_maintainer()
+        other = self._make_processor("simbi")
+        maintainer.realtime_processors = [other]
+
+        maintainer._handle_custom_classification_update(
+            "config/classification/custom/atli",
+            self._make_model_config("atli", enabled=False),
+        )
+
+        other.shutdown.assert_not_called()
+        self.assertEqual(maintainer.realtime_processors, [other])
+
+    def test_removed_model_tears_down_processor(self):
+        """A None payload (model deleted) still shuts down its processor."""
+        maintainer = self._make_maintainer()
+        processor = self._make_processor("atli")
+        maintainer.realtime_processors = [processor]
+
+        maintainer._handle_custom_classification_update(
+            "config/classification/custom/atli", None
+        )
+
+        processor.shutdown.assert_called_once()
+        self.assertEqual(maintainer.realtime_processors, [])
+
+
+if __name__ == "__main__":
+    unittest.main()