Add ReputationRadar community contribution (demo replaced by link)

community-contributions/Reputation_Radar/tests/test_llm_fallback.py

@@ -0,0 +1,19 @@
+import pytest
+
+from services import llm
+from services.utils import ServiceWarning
+
+
+def test_llm_fallback_uses_vader():
+    service = llm.LLMService(api_key=None)
+    results = service.classify_sentiment_batch(
+        ["I absolutely love this product!", "This is the worst experience ever."]
+    )
+    assert results[0].label == "positive"
+    assert results[1].label == "negative"
+
+
+def test_summary_requires_openai_key():
+    service = llm.LLMService(api_key=None)
+    with pytest.raises(ServiceWarning):
+        service.summarize_overall([{"label": "positive", "text": "Example"}])