phase 12

tests/detect/test_config_endpoint.py

@@ -0,0 +1,44 @@
+"""Tests for the config endpoint and stage palette."""
+
+from detect.stages import list_stages, get_palette
+
+
+def test_stage_palette_has_config_fields():
+    """Every stage with config fields should be servable by the endpoint."""
+    stages = list_stages()
+    stages_with_config = [s for s in stages if s.config_fields]
+
+    assert len(stages_with_config) > 0
+
+    for stage in stages_with_config:
+        for field in stage.config_fields:
+            assert field.name
+            assert field.type
+            assert field.default is not None or field.type == "bool"
+
+
+def test_palette_categories():
+    palette = get_palette()
+
+    expected_categories = {"preprocessing", "detection", "resolution", "escalation", "output"}
+    actual_categories = set(palette.keys())
+
+    assert actual_categories == expected_categories
+
+
+def test_stage_config_serializable():
+    """Config fields should be JSON-serializable for the API response."""
+    import json
+
+    stages = list_stages()
+    for stage in stages:
+        data = {
+            "name": stage.name,
+            "label": stage.label,
+            "config_fields": [
+                {"name": f.name, "type": f.type, "default": f.default}
+                for f in stage.config_fields
+            ],
+        }
+        json_str = json.dumps(data)
+        assert len(json_str) > 0