拆分图表实时观测兜底

2026-06-16 18:29:37 +08:00
parent f1d9487017
commit 135198e161
10 changed files with 882 additions and 25 deletions
@@ -0,0 +1,114 @@
+from fastapi.testclient import TestClient
+
+from web.app import app
+
+
+client = TestClient(app)
+
+
+def test_city_observation_endpoint_is_no_store_and_uses_live_observation_service(monkeypatch):
+    from web.services import city_observation
+
+    calls = []
+
+    def fake_payload(name):
+        calls.append(name)
+        return {
+            "city": "chengdu",
+            "local_date": "2026-06-16",
+            "local_time": "17:45",
+            "current": {
+                "temp": 22.2,
+                "source_code": "amsc_awos",
+                "obs_time": "2026-06-16T17:45:00+08:00",
+            },
+            "airport_current": {
+                "temp": 22.2,
+                "source_code": "amsc_awos",
+                "obs_time": "2026-06-16T17:45:00+08:00",
+            },
+            "runway_plate_history": {
+                "02L/20R": [
+                    {
+                        "time": "2026-06-16T17:45:00+08:00",
+                        "tdz_temp": 22.2,
+                        "end_temp": 22.0,
+                    }
+                ]
+            },
+            "metar_today_obs": [
+                {
+                    "time": "17:45",
+                    "temp": 22.2,
+                    "obs_time": "2026-06-16T17:45:00+08:00",
+                    "source_code": "amsc_awos",
+                }
+            ],
+        }
+
+    monkeypatch.setattr(city_observation, "get_city_observation_payload", fake_payload)
+
+    response = client.get("/api/city/chengdu/observation")
+
+    assert response.status_code == 200
+    assert response.headers["Cache-Control"] == "no-store, max-age=0"
+    assert response.headers["Cloudflare-CDN-Cache-Control"] == "no-store, max-age=0"
+    assert calls == ["chengdu"]
+    payload = response.json()
+    assert payload["airport_current"]["source_code"] == "amsc_awos"
+    assert payload["runway_plate_history"]["02L/20R"][0]["tdz_temp"] == 22.2
+
+
+def test_city_observation_payload_prefers_raw_latest_over_stale_city_cache(monkeypatch):
+    from web.services import city_observation
+
+    class FakeDB:
+        def get_city_cache(self, kind, city):
+            raise AssertionError("observation endpoint must not read city_full_cache")
+
+        def get_latest_raw_observation(self, source, city):
+            if (source, city) != ("amsc_awos", "chengdu"):
+                return None
+            return {
+                "source": "amsc_awos",
+                "city": "chengdu",
+                "station_code": "ZUUU",
+                "station_name": "Chengdu Shuangliu",
+                "observed_at": "2026-06-16T17:45:00+08:00",
+                "payload": {
+                    "source": "amsc_awos",
+                    "source_label": "AMSC AWOS Chengdu Shuangliu",
+                    "icao": "ZUUU",
+                    "temp_c": 22.2,
+                    "observation_time": "2026-06-16T17:45:00+08:00",
+                    "runway_obs": {
+                        "point_temperatures": [
+                            {
+                                "runway": "02L/20R",
+                                "tdz_temp": 22.2,
+                                "end_temp": 22.0,
+                            }
+                        ]
+                    },
+                },
+            }
+
+        def list_latest_raw_observations_for_city(self, city, *, limit=100):
+            return [self.get_latest_raw_observation("amsc_awos", city)]
+
+        def get_airport_obs_recent(self, icao, minutes=180):
+            return []
+
+        def get_canonical_temperature(self, city):
+            return None
+
+    monkeypatch.setattr(city_observation, "_CACHE_DB", FakeDB())
+
+    payload = city_observation.get_city_observation_payload("chengdu")
+
+    assert payload["city"] == "chengdu"
+    assert payload["airport_current"]["temp"] == 22.2
+    assert payload["airport_current"]["source_code"] == "amsc_awos"
+    assert payload["airport_current"]["obs_time"] == "2026-06-16T17:45:00+08:00"
+    assert payload["runway_plate_history"]["02L/20R"][0]["tdz_temp"] == 22.2
+    assert payload["metar_today_obs"][-1]["source_code"] == "amsc_awos"