pry oprava uplne chybneho rizeni (prodaval za levneji nez nakoupil)

backend/tests/test_planning_dispatch_milp.py

@@ -1009,6 +1009,71 @@ class PlanningDispatchMilpTests(unittest.TestCase):
         self.assertGreater(results[0].battery_setpoint_w, 0, "surplus PV should charge")
 
 
+class AutoPassiveNoLoadFollowingDischargeTests(unittest.TestCase):
+    """AUTO bez allow_discharge_export: žádné plánované vybíjení do load (Deye PASSIVE)."""
+
+    def test_no_battery_export_on_inflated_baseline_without_discharge_mask(self) -> None:
+        slots = [
+            PlanningSlot(
+                interval_start=datetime(2026, 5, 16, 9, 45, tzinfo=timezone.utc),
+                buy_price=0.77,
+                sell_price=0.09,
+                pv_a_forecast_w=0,
+                pv_b_forecast_w=0,
+                load_baseline_w=8542,
+                ev1_connected=False,
+                ev2_connected=False,
+                is_predicted_price=False,
+                allow_charge=False,
+                allow_discharge_export=False,
+            )
+        ]
+        battery = _battery(uc_wh=20_000.0, min_pct=10.0, arb_pct=20.0)
+        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)
+        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 = 0.45 * battery.usable_capacity_wh
+        results, _, _ = solve_dispatch(
+            slots,
+            battery,
+            hp,
+            grid,
+            [None, None],
+            vehicles,
+            soc0,
+            50.0,
+            tuv_delta_stats=None,
+            operating_mode="AUTO",
+        )
+        self.assertEqual(len(results), 1)
+        self.assertGreaterEqual(
+            results[0].battery_setpoint_w,
+            0,
+            msg="must not plan load-following discharge when allow_discharge_export=false",
+        )
+        self.assertEqual(results[0].deye_physical_mode, "PASSIVE")
+        self.assertGreaterEqual(
+            results[0].grid_setpoint_w,
+            0,
+            msg="must not export at a loss when discharge is disallowed",
+        )
+
+
 class TerminalSocShadowTests(unittest.TestCase):
     """Terminal SoC shadow price v objective drží konec horizontu nad holým minimem."""