Backup automatico script del 2026-07-26 07:00

services/telegram-bot/test_previsione7_interpretation.py

@@ -0,0 +1,119 @@
+#!/usr/bin/env python3
+"""Regression checks for Meteo7 interpretation (weathercode mode, ice gates, hours, trend max/min)."""
+import sys
+from pathlib import Path
+
+sys.path.insert(0, str(Path(__file__).resolve().parent))
+
+from previsione7 import (
+    _merge_weathercode,
+    _format_event_hours,
+    analyze_daily_events,
+    analyze_temperature_trend,
+    format_detailed_trend_explanation,
+    get_precip_type,
+)
+
+
+def test_weathercode_mode_not_median():
+    # 61 (rain) + 71 (snow) → mediana numerica sarebbe 66 (FZRA); moda deve evitare 66
+    assert _merge_weathercode([61, 71], preferred=61) == 61
+    assert _merge_weathercode([61, 71], preferred=71) == 71
+    assert _merge_weathercode([61, 61, 71]) == 61
+    assert _merge_weathercode([66, 66, 61]) == 66
+    print("OK weathercode mode")
+
+
+def test_get_precip_type_temp_gate():
+    assert "Congelantesi" not in get_precip_type(67, temp=28.0)
+    assert "Pioggia" in get_precip_type(67, temp=28.0)
+    assert "Congelantesi" in get_precip_type(67, temp=0.5)
+    assert "Neve" not in get_precip_type(71, temp=20.0)
+    assert "Neve" in get_precip_type(71, temp=-1.0)
+    print("OK precip type temp gate")
+
+
+def test_gelicidio_hot_air_no_event():
+    times = [f"2026-07-21T{h:02d}:00" for h in range(24)]
+    codes = [0] * 24
+    codes[20] = 67  # FZRA spurio
+    precip = [0.0] * 24
+    precip[20] = 1.2
+    temps = [28.0] * 24
+    dewpoints = [18.0] * 24
+    winds = [5.0] * 24
+    events = analyze_daily_events(
+        times, codes, None, precip, winds, temps, dewpoints,
+        snowfalls=[0.0] * 24, rains=precip[:], soil_temps=[25.0] * 24,
+        cloud_covers=[50.0] * 24, wind_speeds=winds,
+    )
+    ice_like = [e for e in events if "GELICIDIO" in e or "BRINA" in e or "Gelata" in e or "Black Ice" in e]
+    assert not ice_like, f"unexpected ice events in heat: {ice_like}"
+    rain_like = [e for e in events if "Pioggia" in e or "Congelantesi" in e]
+    assert rain_like, "expected rain event"
+    assert all("Congelantesi" not in e for e in rain_like)
+    print("OK no gelicidio at 28°C")
+
+
+def test_single_hour_event_range():
+    times = [f"2026-07-21T{h:02d}:00" for h in range(24)]
+    assert _format_event_hours(times, 20, 20) == "20:00-21:00"
+    assert _format_event_hours(times, 20, 21) == "20:00-22:00"
+    # last hour of day
+    assert _format_event_hours(times, 23, 23) == "23:00-00:00"
+
+    codes = [0] * 24
+    precip = [0.0] * 24
+    precip[20] = 2.0
+    temps = [22.0] * 24
+    events = analyze_daily_events(
+        times, codes, None, precip, [5.0] * 24, temps, [12.0] * 24,
+        snowfalls=[0.0] * 24, rains=precip[:],
+    )
+    rain_ev = [e for e in events if "🕒" in e]
+    assert rain_ev, events
+    assert "20:00-21:00" in rain_ev[0]
+    assert "20:00-20:00" not in rain_ev[0]
+    print("OK single-hour 20:00-21:00")
+
+
+def test_trend_max_min_not_media():
+    # Heatwave: max stay high, slight drop → calo_termico not fronte_freddo
+    tmax = [34, 35, 36, 33, 30, 29, 28, 27, 26, 25]
+    tmin = [22, 23, 24, 21, 20, 19, 18, 17, 16, 15]
+    trend = analyze_temperature_trend(tmax, tmin, days=10)
+    assert trend is not None
+    assert "first_max" in trend and "first_min" in trend
+    assert trend["type"] == "calo_termico"
+    text = format_detailed_trend_explanation(trend, daily_time_list=[f"2026-07-{21+i:02d}" for i in range(10)])
+    assert "media" not in text.lower()
+    assert "Massime:" in text and "Minime:" in text
+    assert "Fronte Freddo" not in text
+    print("OK trend max/min calo_termico")
+
+
+def test_real_gelicidio_cold():
+    times = [f"2026-01-10T{h:02d}:00" for h in range(24)]
+    codes = [0] * 24
+    codes[8] = 67
+    precip = [0.0] * 24
+    precip[8] = 0.5
+    temps = [5.0] * 24
+    temps[8] = -0.5
+    events = analyze_daily_events(
+        times, codes, None, precip, [3.0] * 24, temps, [-1.0] * 24,
+        snowfalls=[0.0] * 24, rains=precip[:], soil_temps=[-1.0] * 24,
+        cloud_covers=[80.0] * 24, wind_speeds=[3.0] * 24,
+    )
+    assert any("GELICIDIO" in e for e in events), events
+    print("OK real gelicidio at subzero")
+
+
+if __name__ == "__main__":
+    test_weathercode_mode_not_median()
+    test_get_precip_type_temp_gate()
+    test_gelicidio_hot_air_no_event()
+    test_single_hour_event_range()
+    test_trend_max_min_not_media()
+    test_real_gelicidio_cold()
+    print("\nAll interpretation regression checks passed.")