oprava ranniho nenabijeni

backend/tests/test_planning_dispatch_milp.py

@@ -1673,6 +1673,153 @@ class NegativeSellPvChargeTests(unittest.TestCase):
             "kladný sell>buy: alespoň částečný výdej (jednoslotový horizont — plný push až v integračním testu)",
         )
 
+    def test_fixed_high_sell_no_pv_charge_near_min_sell(self) -> None:
+        """v58: ráno sell~3 Kč → export FVE; poledne sell~1,45 Kč → nabíjení z PV."""
+        prague = ZoneInfo("Europe/Prague")
+        base = datetime(2026, 6, 2, 6, 0, tzinfo=prague)
+        slots: list[PlanningSlot] = []
+        for i in range(8):
+            sell = 3.15 if i < 4 else 1.45
+            slots.append(
+                PlanningSlot(
+                    interval_start=(base + timedelta(minutes=15 * i)).astimezone(
+                        timezone.utc
+                    ),
+                    buy_price=3.088,
+                    sell_price=sell,
+                    pv_a_forecast_w=8000,
+                    pv_b_forecast_w=200,
+                    load_baseline_w=400,
+                    ev1_connected=False,
+                    ev2_connected=False,
+                    allow_charge=True,
+                    allow_discharge_export=False,
+                    charge_acquisition_buy_czk_kwh=3.088,
+                    future_sell_opportunity_czk_kwh=3.2,
+                )
+            )
+        battery = _battery(uc_wh=12_500.0, min_pct=10.0, arb_pct=30.0)
+        battery.max_charge_power_w = 6250
+        hp = SimpleNamespace(
+            rated_heating_power_w=0,
+            tuv_min_temp_c=45.0,
+            tuv_target_temp_c=55.0,
+        )
+        grid = SimpleNamespace(
+            max_import_power_w=17_000,
+            max_export_power_w=8000,
+            block_export_on_negative_sell=False,
+            purchase_pricing_mode="fixed",
+        )
+        vehicles = [
+            SimpleNamespace(
+                max_charge_power_w=0,
+                battery_capacity_kwh=1.0,
+                default_target_soc_pct=80.0,
+            ),
+            SimpleNamespace(
+                max_charge_power_w=0,
+                battery_capacity_kwh=1.0,
+                default_target_soc_pct=80.0,
+            ),
+        ]
+        soc0 = 0.35 * battery.usable_capacity_wh
+        results, _, snap = solve_dispatch(
+            slots,
+            battery,
+            hp,
+            grid,
+            [None, None],
+            vehicles,
+            soc0,
+            50.0,
+            operating_mode="AUTO",
+        )
+        self.assertEqual(
+            snap["inputs"].get("fixed_horizon_min_sell_czk_kwh"),
+            1.45,
+        )
+        r_morning = results[0]
+        r_noon = results[5]
+        self.assertLess(
+            r_morning.grid_setpoint_w,
+            -2000,
+            "vysoký sell: přebytek FVE do sítě",
+        )
+        self.assertLessEqual(
+            r_morning.battery_setpoint_w,
+            200,
+            "vysoký sell: ne nabíjet z PV",
+        )
+        self.assertGreater(
+            r_noon.battery_setpoint_w,
+            800,
+            "min sell: nabíjení z PV",
+        )
+
+    def test_fixed_night_profitable_export_not_evening_early_banned(self) -> None:
+        """v58: v noci sell>buy nesmí evening_early držet ge_bat=0."""
+        prague = ZoneInfo("Europe/Prague")
+        slot = PlanningSlot(
+            interval_start=datetime(2026, 6, 2, 5, 0, tzinfo=prague).astimezone(
+                timezone.utc
+            ),
+            buy_price=3.088,
+            sell_price=3.35,
+            pv_a_forecast_w=0,
+            pv_b_forecast_w=0,
+            load_baseline_w=400,
+            ev1_connected=False,
+            ev2_connected=False,
+            allow_charge=False,
+            allow_discharge_export=True,
+            charge_acquisition_buy_czk_kwh=3.088,
+        )
+        battery = _battery(uc_wh=12_500.0, terminal_soc_value_factor=0.0)
+        battery.max_discharge_power_w = 6250
+        battery.planner_daytime_charge_target_enabled = False
+        hp = SimpleNamespace(
+            rated_heating_power_w=0,
+            tuv_min_temp_c=45.0,
+            tuv_target_temp_c=55.0,
+        )
+        grid = SimpleNamespace(
+            max_import_power_w=17_000,
+            max_export_power_w=8000,
+            block_export_on_negative_sell=False,
+            purchase_pricing_mode="fixed",
+        )
+        vehicles = [
+            SimpleNamespace(
+                max_charge_power_w=0,
+                battery_capacity_kwh=1.0,
+                default_target_soc_pct=80.0,
+            ),
+            SimpleNamespace(
+                max_charge_power_w=0,
+                battery_capacity_kwh=1.0,
+                default_target_soc_pct=80.0,
+            ),
+        ]
+        soc0 = 0.28 * battery.usable_capacity_wh
+        results, _, _ = solve_dispatch(
+            [slot],
+            battery,
+            hp,
+            grid,
+            [None, None],
+            vehicles,
+            soc0,
+            50.0,
+            operating_mode="AUTO",
+        )
+        r0 = results[0]
+        self.assertLess(
+            r0.battery_setpoint_w,
+            -500,
+            "noci sell>buy: vývoz z baterie",
+        )
+
     def test_fixed_tariff_post_neg_pv_b_full_soc_feasible(self) -> None:
         """BA81: plná baterie + sell<0 + odpoledne pv_b — ge_pv==0 z pv_store dříve dělalo Infeasible."""
         slots = [