Willem Jiang
131 lines
4.5 KiB
Python
131 lines
4.5 KiB
Python
"""Tests for paginated GET /api/threads/{thread_id}/runs/{run_id}/messages endpoint."""
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from __future__ import annotations
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from unittest.mock import AsyncMock, MagicMock
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from _router_auth_helpers import make_authed_test_app
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from fastapi.testclient import TestClient
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from app.gateway.routers import thread_runs
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# ---------------------------------------------------------------------------
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# Helpers
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# ---------------------------------------------------------------------------
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def _make_app(event_store=None):
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"""Build a test FastAPI app with stub auth and mocked state."""
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app = make_authed_test_app()
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app.include_router(thread_runs.router)
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if event_store is not None:
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app.state.run_event_store = event_store
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return app
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def _make_event_store(rows: list[dict]):
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"""Return an AsyncMock event store whose list_messages_by_run() returns rows."""
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store = MagicMock()
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store.list_messages_by_run = AsyncMock(return_value=rows)
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return store
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def _make_message(seq: int) -> dict:
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return {"seq": seq, "event_type": "ai_message", "category": "message", "content": f"msg-{seq}"}
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# ---------------------------------------------------------------------------
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# Tests
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# ---------------------------------------------------------------------------
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def test_returns_paginated_envelope():
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"""GET /api/threads/{tid}/runs/{rid}/messages returns {data: [...], has_more: bool}."""
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rows = [_make_message(i) for i in range(1, 4)]
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app = _make_app(event_store=_make_event_store(rows))
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with TestClient(app) as client:
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response = client.get("/api/threads/thread-1/runs/run-1/messages")
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assert response.status_code == 200
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body = response.json()
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assert "data" in body
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assert "has_more" in body
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assert body["has_more"] is False
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assert len(body["data"]) == 3
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def test_has_more_true_when_extra_row_returned():
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"""has_more=True when event store returns limit+1 rows."""
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# Default limit is 50; provide 51 rows
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rows = [_make_message(i) for i in range(1, 52)] # 51 rows
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app = _make_app(event_store=_make_event_store(rows))
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with TestClient(app) as client:
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response = client.get("/api/threads/thread-2/runs/run-2/messages")
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assert response.status_code == 200
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body = response.json()
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assert body["has_more"] is True
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assert len(body["data"]) == 50 # trimmed to limit
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def test_after_seq_forwarded_to_event_store():
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"""after_seq query param is forwarded to event_store.list_messages_by_run."""
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rows = [_make_message(10)]
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event_store = _make_event_store(rows)
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app = _make_app(event_store=event_store)
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with TestClient(app) as client:
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response = client.get("/api/threads/thread-3/runs/run-3/messages?after_seq=5")
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assert response.status_code == 200
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event_store.list_messages_by_run.assert_awaited_once_with(
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"thread-3",
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"run-3",
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limit=51, # default limit(50) + 1
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before_seq=None,
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after_seq=5,
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)
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def test_before_seq_forwarded_to_event_store():
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"""before_seq query param is forwarded to event_store.list_messages_by_run."""
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rows = [_make_message(3)]
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event_store = _make_event_store(rows)
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app = _make_app(event_store=event_store)
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with TestClient(app) as client:
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response = client.get("/api/threads/thread-4/runs/run-4/messages?before_seq=10")
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assert response.status_code == 200
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event_store.list_messages_by_run.assert_awaited_once_with(
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"thread-4",
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"run-4",
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limit=51,
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before_seq=10,
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after_seq=None,
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)
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def test_custom_limit_forwarded_to_event_store():
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"""Custom limit is forwarded as limit+1 to the event store."""
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rows = [_make_message(i) for i in range(1, 6)]
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event_store = _make_event_store(rows)
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app = _make_app(event_store=event_store)
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with TestClient(app) as client:
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response = client.get("/api/threads/thread-5/runs/run-5/messages?limit=10")
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assert response.status_code == 200
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event_store.list_messages_by_run.assert_awaited_once_with(
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"thread-5",
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"run-5",
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limit=11, # 10 + 1
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before_seq=None,
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after_seq=None,
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)
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def test_empty_data_when_no_messages():
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"""Returns empty data list with has_more=False when no messages exist."""
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app = _make_app(event_store=_make_event_store([]))
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with TestClient(app) as client:
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response = client.get("/api/threads/thread-6/runs/run-6/messages")
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assert response.status_code == 200
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body = response.json()
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assert body["data"] == []
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assert body["has_more"] is False
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