feat: add requests CRUD endpoints

tests/conftest.py

@@ -23,6 +23,7 @@ async def setup_db():
     yield
     db = await get_db()
     try:
+        await db.execute("DELETE FROM closed_sessions")
         await db.execute("DELETE FROM requests")
         await db.execute("DELETE FROM topics")
         await db.commit()

tests/test_api_requests.py

@@ -0,0 +1,114 @@
+import pytest
+from httpx import AsyncClient, ASGITransport
+
+
+@pytest.fixture
+def app():
+    from src.backend.main import app
+    return app
+
+
+@pytest.fixture
+async def client(app):
+    transport = ASGITransport(app=app)
+    async with AsyncClient(
+        transport=transport,
+        base_url="http://test",
+        headers={"X-Api-Key": "test-key-12345"},
+    ) as ac:
+        yield ac
+
+
+@pytest.fixture
+async def topic_id(client):
+    resp = await client.post(
+        "/api/topics",
+        json={"name": "test-topic", "system_prompt": "You are helpful."},
+    )
+    return resp.json()["data"]["id"]
+
+
+@pytest.mark.asyncio
+async def test_create_request(client, topic_id):
+    resp = await client.post(
+        "/api/requests",
+        json={"prompt": "Hello", "topic_id": topic_id},
+    )
+    assert resp.status_code == 202
+    data = resp.json()
+    assert data["success"] is True
+    assert data["data"]["status"] == "pending"
+    assert "id" in data["data"]
+
+
+@pytest.mark.asyncio
+async def test_create_request_with_new_session(client, topic_id):
+    resp = await client.post(
+        "/api/requests",
+        json={"prompt": "Hello", "topic_id": topic_id, "session_id": "new"},
+    )
+    assert resp.status_code == 202
+    data = resp.json()
+    assert data["data"]["session_id"] is not None
+    assert data["data"]["session_id"] != "new"
+
+
+@pytest.mark.asyncio
+async def test_create_request_invalid_topic_fails(client):
+    resp = await client.post(
+        "/api/requests",
+        json={"prompt": "Hello", "topic_id": "nonexistent"},
+    )
+    assert resp.status_code == 404
+
+
+@pytest.mark.asyncio
+async def test_get_request(client, topic_id):
+    create_resp = await client.post(
+        "/api/requests",
+        json={"prompt": "Hello", "topic_id": topic_id},
+    )
+    req_id = create_resp.json()["data"]["id"]
+
+    resp = await client.get(f"/api/requests/{req_id}")
+    assert resp.status_code == 200
+    assert resp.json()["data"]["prompt"] == "Hello"
+
+
+@pytest.mark.asyncio
+async def test_list_requests_with_filters(client, topic_id):
+    await client.post(
+        "/api/requests",
+        json={"prompt": "First", "topic_id": topic_id},
+    )
+    await client.post(
+        "/api/requests",
+        json={"prompt": "Second", "topic_id": topic_id},
+    )
+
+    resp = await client.get("/api/requests")
+    assert len(resp.json()["data"]) == 2
+
+    resp = await client.get(f"/api/requests?topic_id={topic_id}")
+    assert len(resp.json()["data"]) == 2
+
+    resp = await client.get("/api/requests?status=completed")
+    assert len(resp.json()["data"]) == 0
+
+
+@pytest.mark.asyncio
+async def test_delete_pending_request(client, topic_id):
+    create_resp = await client.post(
+        "/api/requests",
+        json={"prompt": "Hello", "topic_id": topic_id},
+    )
+    req_id = create_resp.json()["data"]["id"]
+
+    resp = await client.delete(f"/api/requests/{req_id}")
+    assert resp.status_code == 200
+
+
+@pytest.mark.asyncio
+async def test_delete_nonexistent_request_fails(client):
+    resp = await client.delete("/api/requests/nonexistent")
+    assert resp.status_code == 404