from controllers.onoff import OnOffThermostat
def test_on_below_lower():
t = OnOffThermostat(setpoint=21.0, deadband=1.0)
t.state = 0
assert t.update(20.4) == 1
def test_off_above_upper():
t = OnOffThermostat(setpoint=21.0, deadband=1.0)
t.state = 1
assert t.update(21.6) == 0
def test_hold_inside_band():
t = OnOffThermostat(setpoint=21.0, deadband=1.0)
t.state = 1
assert t.update(21.0) == 1
t.state = 0
assert t.update(21.0) == 0
def test_safety_cutoff():
t = OnOffThermostat(setpoint=21.0, deadband=1.0, safety_high=25.0)
t.state = 1
assert t.update(25.0) == 0
