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import os
os.environ.setdefault("CEREBRAS_API_KEY", "test-key")
import app.websockets.handlers as handlers
class _FakeToolResult:
def __init__(self, payload):
self._payload = payload
def model_dump(self):
return self._payload
class _FakeTutor:
def __init__(self):
self.flashcard_calls = []
self.quiz_calls = []
def generate_flashcards(self, label, chunks, intention):
self.flashcard_calls.append((label, chunks, intention))
return _FakeToolResult({"cards": []})
def generate_quiz(self, label, chunks, intention):
self.quiz_calls.append((label, chunks, intention))
return _FakeToolResult({"questions": []})
class _FakeConnectionManager:
def __init__(self):
self.sent = []
async def send(self, project_id, event_type, payload):
self.sent.append((project_id, event_type, payload))
class _FakeCache:
def __init__(self):
self._store = {}
def make_key(self, *parts):
return "|".join(str(p) for p in parts)
def get(self, key):
return self._store.get(key)
def put(self, key, value):
self._store[key] = value
class _FakeDecision:
def __init__(self, modality, decline_reason=""):
self.modality = modality
self.decline_reason = decline_reason
class _FakeRouter:
def __init__(self, decision):
self._decision = decision
self.classify_calls = []
def classify(self, *args):
self.classify_calls.append(args)
return self._decision
class _FakeVisuals:
def __init__(self):
self.generate_calls = []
def generate(self, *args):
self.generate_calls.append(args)
return _FakeToolResult({"html_code": "<div></div>", "animation_type": args[1]})
class _RaisingVisuals:
def generate(self, *args):
raise AssertionError("generate should not be called when the router declines")
@pytest.mark.asyncio
async def test_flashcards_request_uses_topic_and_whole_project(monkeypatch):
calls = []
tutor = _FakeTutor()
async def fake_get_chunks(project_id, query, n=5, chunk_type=None, document_ids=None):
calls.append({
"project_id": project_id,
"query": query,
"chunk_type": chunk_type,
"document_ids": document_ids,
})
return [{"text": "attention chunk", "document_id": "paper-a"}]
monkeypatch.setattr(handlers, "_get_chunks", fake_get_chunks)
monkeypatch.setattr(handlers, "_get_tutor", lambda: tutor)
monkeypatch.setattr(handlers, "_cm", _FakeConnectionManager())
monkeypatch.setattr(handlers, "_cache", _FakeCache())
await handlers.handle_event("project-1", "FLASHCARDS_REQUEST", {
"node_id": "old-node",
"node_label": "old node label",
"topic": "attention mechanisms",
"intention": "graduate",
})
assert calls[0]["query"] == "attention mechanisms"
assert calls[0]["chunk_type"] == "question"
assert calls[0]["document_ids"] is None
assert tutor.flashcard_calls[0][0] == "attention mechanisms"
@pytest.mark.asyncio
async def test_quiz_request_uses_topic_and_whole_project(monkeypatch):
calls = []
tutor = _FakeTutor()
async def fake_get_chunks(project_id, query, n=5, chunk_type=None, document_ids=None):
calls.append({
"project_id": project_id,
"query": query,
"chunk_type": chunk_type,
"document_ids": document_ids,
})
return [{"text": "transformer chunk", "document_id": "paper-b"}]
monkeypatch.setattr(handlers, "_get_chunks", fake_get_chunks)
monkeypatch.setattr(handlers, "_get_tutor", lambda: tutor)
monkeypatch.setattr(handlers, "_cm", _FakeConnectionManager())
monkeypatch.setattr(handlers, "_cache", _FakeCache())
await handlers.handle_event("project-1", "QUIZ_REQUEST", {
"node_id": "old-node",
"node_label": "old node label",
"topic": "transformers",
"intention": "graduate",
})
assert calls[0]["query"] == "transformers"
assert calls[0]["chunk_type"] == "question"
assert calls[0]["document_ids"] is None
assert tutor.quiz_calls[0][0] == "transformers"
@pytest.mark.asyncio
async def test_tool_requests_require_explicit_topic(monkeypatch):
tutor = _FakeTutor()
cm = _FakeConnectionManager()
async def fake_get_chunks(*args, **kwargs):
raise AssertionError("retrieval should not run without an explicit topic")
monkeypatch.setattr(handlers, "_get_chunks", fake_get_chunks)
monkeypatch.setattr(handlers, "_get_tutor", lambda: tutor)
monkeypatch.setattr(handlers, "_cm", cm)
monkeypatch.setattr(handlers, "_cache", _FakeCache())
await handlers.handle_event("project-1", "FLASHCARDS_REQUEST", {
"node_id": "old-node",
"node_label": "old node label",
"intention": "graduate",
})
await handlers.handle_event("project-1", "QUIZ_REQUEST", {
"node_id": "old-node",
"node_label": "old node label",
"intention": "graduate",
})
assert [event for _, event, _ in cm.sent] == ["ERROR", "ERROR"]
assert tutor.flashcard_calls == []
assert tutor.quiz_calls == []
@pytest.mark.asyncio
async def test_visualize_request_requires_explicit_topic(monkeypatch):
cm = _FakeConnectionManager()
visuals = _RaisingVisuals()
async def fake_get_chunks(*args, **kwargs):
raise AssertionError("retrieval should not run without an explicit topic")
monkeypatch.setattr(handlers, "_get_chunks", fake_get_chunks)
monkeypatch.setattr(handlers, "_get_visuals", lambda: visuals)
monkeypatch.setattr(handlers, "_cm", cm)
monkeypatch.setattr(handlers, "_cache", _FakeCache())
await handlers.handle_event("project-1", "VISUALIZE_REQUEST", {
"intention": "graduate",
})
assert [event for _, event, _ in cm.sent] == ["ERROR"]
assert cm.sent[0][2]["event_type"] == "VISUALIZE_REQUEST"
@pytest.mark.asyncio
async def test_visualize_request_decline_never_calls_generate(monkeypatch):
cm = _FakeConnectionManager()
router = _FakeRouter(_FakeDecision("decline", decline_reason="Nothing to plot here."))
visuals = _RaisingVisuals()
async def fake_get_chunks(project_id, query, n=8, chunk_type=None, document_ids=None):
return [{"text": "some chunk", "document_id": "paper-a"}]
monkeypatch.setattr(handlers, "_get_chunks", fake_get_chunks)
monkeypatch.setattr(handlers, "_get_router", lambda: router)
monkeypatch.setattr(handlers, "_get_visuals", lambda: visuals)
monkeypatch.setattr(handlers, "_cm", cm)
monkeypatch.setattr(handlers, "_cache", _FakeCache())
await handlers.handle_event("project-1", "VISUALIZE_REQUEST", {
"topic": "entropy",
"intention": "graduate",
})
assert [event for _, event, _ in cm.sent] == ["VISUALIZE_READY"]
payload = cm.sent[0][2]
assert payload["visual"] is None
assert payload["decline_reason"] == "Nothing to plot here."
@pytest.mark.asyncio
async def test_visualize_request_generates_visual_for_real_modality(monkeypatch):
cm = _FakeConnectionManager()
router = _FakeRouter(_FakeDecision("graph"))
visuals = _FakeVisuals()
chunks = [{"text": "some chunk", "document_id": "paper-a"}]
async def fake_get_chunks(project_id, query, n=8, chunk_type=None, document_ids=None):
return chunks
monkeypatch.setattr(handlers, "_get_chunks", fake_get_chunks)
monkeypatch.setattr(handlers, "_get_router", lambda: router)
monkeypatch.setattr(handlers, "_get_visuals", lambda: visuals)
monkeypatch.setattr(handlers, "_cm", cm)
monkeypatch.setattr(handlers, "_cache", _FakeCache())
await handlers.handle_event("project-1", "VISUALIZE_REQUEST", {
"topic": "entropy",
"intention": "graduate",
})
assert visuals.generate_calls == [("entropy", "graph", "graduate", chunks)]
assert [event for _, event, _ in cm.sent] == ["VISUALIZE_READY"]
payload = cm.sent[0][2]
assert payload["topic"] == "entropy"
assert payload["visual"] == {"html_code": "<div></div>", "animation_type": "graph"}
@pytest.mark.asyncio
async def test_visualize_request_cache_hit_skips_router_and_generate(monkeypatch):
cm = _FakeConnectionManager()
router = _FakeRouter(_FakeDecision("graph"))
visuals = _RaisingVisuals()
cache = _FakeCache()
chunks = [{"text": "some chunk", "document_id": "paper-a"}]
async def fake_get_chunks(project_id, query, n=8, chunk_type=None, document_ids=None):
return chunks
monkeypatch.setattr(handlers, "_get_chunks", fake_get_chunks)
monkeypatch.setattr(handlers, "_get_router", lambda: router)
monkeypatch.setattr(handlers, "_get_visuals", lambda: visuals)
monkeypatch.setattr(handlers, "_cm", cm)
monkeypatch.setattr(handlers, "_cache", cache)
anchor_id = "visualize:entropy"
cache_key = cache.make_key(
"VISUALIZE_REQUEST", "graduate", anchor_id, [c["text"] for c in chunks], "entropy"
)
cache.put(cache_key, {"html_code": "<div>cached</div>", "animation_type": "graph"})
await handlers.handle_event("project-1", "VISUALIZE_REQUEST", {
"topic": "entropy",
"intention": "graduate",
})
assert router.classify_calls == []
assert [event for _, event, _ in cm.sent] == ["VISUALIZE_READY"]
payload = cm.sent[0][2]
assert payload["visual"] == {"html_code": "<div>cached</div>", "animation_type": "graph"}
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