feat(screener): POST /snapshot/refresh-news-sentiment with telegram_text

stock-lab/tests/test_ai_news_router.py

@@ -0,0 +1,36 @@
+import datetime as dt
+from unittest.mock import AsyncMock, patch
+from fastapi.testclient import TestClient
+
+from app.main import app
+
+
+def test_refresh_news_sentiment_weekend_skip():
+    # 2026-05-16 = Saturday
+    client = TestClient(app)
+    resp = client.post(
+        "/api/stock/screener/snapshot/refresh-news-sentiment?asof=2026-05-16"
+    )
+    assert resp.status_code == 200
+    assert resp.json()["status"] == "skipped_weekend"
+
+
+def test_refresh_news_sentiment_weekday_invokes_pipeline():
+    fake_summary = {
+        "asof": "2026-05-13", "updated": 3, "failures": [],
+        "duration_sec": 1.0, "tokens_input": 100, "tokens_output": 20,
+        "top_pos": [], "top_neg": [], "model": "m",
+    }
+    with patch("app.screener.router._ai_pipeline") as mp, \
+         patch("app.screener.router._ai_telegram") as mt:
+        mp.refresh_daily = AsyncMock(return_value=fake_summary)
+        mt.build_message = lambda **kw: "BUILT_TEXT"
+        client = TestClient(app)
+        resp = client.post(
+            "/api/stock/screener/snapshot/refresh-news-sentiment?asof=2026-05-13"
+        )
+    assert resp.status_code == 200
+    body = resp.json()
+    assert body["asof"] == "2026-05-13"
+    assert body["updated"] == 3
+    assert body["telegram_text"] == "BUILT_TEXT"