from batterymodel import BatteryModel
from batterymodel.models.battery import BatteryState


def test_battery_stats():
    assert BatteryModel()._max_charge_rate == 2000000 # Watts
    assert BatteryModel()._max_discharge_rate == 2000000 # Watts
    assert BatteryModel()._max_storage_volume == 4000000 # Wh
    assert BatteryModel()._charging_efficiency == 0.05
    assert BatteryModel()._discharging_efficiency == 0.05
    assert BatteryModel()._lifetime_years == 10
    assert BatteryModel()._lifetime_cycles == 50000
    assert BatteryModel()._storage_volume_degradation_rate == 0.001 # %/cycle
    assert BatteryModel()._fixed_operational_costs == 50000 # £/year

def test_battery_update():
    battery = BatteryModel()
    assert battery._battery_state == BatteryState.IDLE


def test_market_decision_idle():
    battery = BatteryModel()