oprava zbytecneho curtailu A

backend/tests/test_control_exporter_reg340.py

@@ -112,6 +112,25 @@ class BuildSetpointsReg340Tests(unittest.TestCase):
         assert sp is not None
         self.assertEqual(sp.pv_a_allowed_w, 0)
 
+    def test_skipped_low_pv_forecast_with_mi_no_curtail(self) -> None:
+        """BA81 úsvit: slabý forecast, bez curtail — EMS neposílá reg 340."""
+        sp = _build_setpoints(
+            _auto_mode(),
+            _pi_base(
+                pv_a_forecast_solver_w=405,
+                pv_b_forecast_solver_w=49,
+                pv_a_curtailed_w=0,
+                grid_setpoint_w=-100,
+                battery_setpoint_w=0,
+                export_mode="PV_SURPLUS",
+                export_limit_w=100,
+            ),
+            pv_a_cap_w=32_000,
+            reg340_pv_a_control_enabled=True,
+        )
+        assert sp is not None
+        self.assertIsNone(sp.pv_a_allowed_w)
+
     def test_skipped_when_no_export_no_charge_no_curtail(self) -> None:
         sp = _build_setpoints(
             _auto_mode(),