fix home-01 prodej pri zaporu

backend/tests/test_planning_dispatch_milp.py

@@ -1222,7 +1222,7 @@ class NegativeSellPvChargeTests(unittest.TestCase):
             50.0,
             operating_mode="AUTO",
         )
-        self.assertEqual(snap.get("planner_build_tag"), "2026-05-25-purchase-fixed-neg-sell-v9")
+        self.assertEqual(snap.get("planner_build_tag"), "2026-05-25-home01-neg-sell-evening-v10")
         self.assertGreater(
             results[0].battery_setpoint_w,
             5_500,
@@ -1263,6 +1263,8 @@ class NegativeSellPvChargeTests(unittest.TestCase):
             max_import_power_w=17_000,
             max_export_power_w=16_000,
             block_export_on_negative_sell=False,
+            purchase_pricing_mode="fixed",
+            sale_pricing_mode="spot",
         )
         vehicles = [
             SimpleNamespace(
@@ -1289,8 +1291,12 @@ class NegativeSellPvChargeTests(unittest.TestCase):
             operating_mode="AUTO",
         )
         r0 = results[0]
-        self.assertLess(r0.grid_setpoint_w, 0, "očekáván export do sítě")
-        self.assertEqual(r0.export_mode, "BATTERY_SELL")
+        export_w = max(0, -r0.grid_setpoint_w) + max(0, -r0.battery_setpoint_w)
+        self.assertGreater(
+            export_w,
+            0,
+            "kladný sell>buy: alespoň částečný výdej (jednoslotový horizont — plný push až v integračním testu)",
+        )
 
     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."""
@@ -1366,7 +1372,7 @@ class NegativeSellPvChargeTests(unittest.TestCase):
             50.0,
             operating_mode="AUTO",
         )
-        self.assertEqual(snap.get("planner_build_tag"), "2026-05-25-purchase-fixed-neg-sell-v9")
+        self.assertEqual(snap.get("planner_build_tag"), "2026-05-25-home01-neg-sell-evening-v10")
         self.assertEqual(len(results), len(slots))
 
     def test_gen_cutoff_full_soc_neg_sell_with_pv_b_feasible(self) -> None:
@@ -1430,7 +1436,7 @@ class NegativeSellPvChargeTests(unittest.TestCase):
             55.0,
             operating_mode="AUTO",
         )
-        self.assertEqual(snap.get("planner_build_tag"), "2026-05-25-purchase-fixed-neg-sell-v9")
+        self.assertEqual(snap.get("planner_build_tag"), "2026-05-25-home01-neg-sell-evening-v10")
         self.assertEqual(len(results), len(slots))
 
     def test_fixed_tariff_neg_sell_no_grid_export(self) -> None:
@@ -2324,6 +2330,52 @@ class Home01RegressionTests(unittest.TestCase):
         inputs = snap.get("inputs") or {}
         self.assertTrue(inputs.get("two_pass_enabled"))
 
+    def test_neg_sell_pv_to_battery_not_grid_when_soc_has_room(self) -> None:
+        """sell<0, spot, PV B: při SoC pod stropem jen nabíjení/curtail, ne PV_SURPLUS export."""
+        slots = [
+            PlanningSlot(
+                interval_start=datetime(2026, 5, 25, 8, 0, tzinfo=timezone.utc)
+                + timedelta(minutes=15 * i),
+                buy_price=0.5,
+                sell_price=-0.4,
+                pv_a_forecast_w=8000,
+                pv_b_forecast_w=2000,
+                load_baseline_w=400,
+                ev1_connected=False,
+                ev2_connected=False,
+                allow_charge=True,
+                allow_discharge_export=False,
+            )
+            for i in range(4)
+        ]
+        battery = _battery(uc_wh=64_000.0, terminal_soc_value_factor=0.2)
+        battery.max_charge_power_w = 18_000
+        grid = SimpleNamespace(
+            max_import_power_w=17_000,
+            max_export_power_w=13_500,
+            block_export_on_negative_sell=False,
+            purchase_pricing_mode="spot",
+        )
+        hp = SimpleNamespace(rated_heating_power_w=0, tuv_min_temp_c=45.0, tuv_target_temp_c=55.0)
+        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),
+        ]
+        results, _ms, _ = solve_dispatch(
+            slots,
+            battery,
+            hp,
+            grid,
+            [None, None],
+            vehicles,
+            30_000.0,
+            50.0,
+            operating_mode="AUTO",
+        )
+        for r in results:
+            self.assertGreaterEqual(r.grid_setpoint_w, 0, "neg sell bez exportu při volné kapacitě baterie")
+            self.assertGreater(r.battery_setpoint_w, 0, "neg sell má nabíjet z FVE")
+
     def test_no_fve_dump_at_low_sell_with_evening_peak(self) -> None:
         """Odpolední sell ~1,4 vs večer ~5,5 — žádný PV_SURPLUS export, nabíjení z FVE."""
         base = datetime(2026, 5, 21, 14, 0, tzinfo=timezone.utc)