def testMinTargetTemperature(self):
"""Tests the :attr:`minTargetTemperature` property."""
self.assertEqual(self.system.maxTargetTemperature, None)
self.system.calibrationData = test.makeCalibrationData()
# Do not exceed lowest calibration measurement.
self.assertAlmostEqual(self.system.minTargetTemperature, 200.0)
self.assertRaises(AttributeError,
setattr, self.system, 'minTargetTemperature', 250.0)
def testTemperature(self):
"""Tests the :attr:`temperature` property."""
self.assertEqual(self.system.temperature, None)
voltages = [0.2, 0.8, 0.0, 0.45]
self.system._interface = DeviceInterfaceStub(voltages=voltages)
self.system.calibrationData = test.makeCalibrationData()
for u in voltages:
self.assertAlmostEqual(self.system.temperature, u * 1000)
self.assertRaises(AttributeError,
setattr, self.system, 'temperature', 1200.0)
def testStartHeatingToTemperature(self):
"""Tests the :meth:`startHeatingToTemperature` method."""
self.system.maxHeatingCurrent = 10.0
self.system.isValidTargetTemperature = lambda t: True
self.system.calibrationData = test.makeCalibrationData()
self.system.lock(key=23)
method = self.system.startHeatingToTemperature
method(700.0, key=23)
self.assertAlmostEqual(self.system.heatingCurrent, 7.0)
method(900.0, key=23)
self.assertAlmostEqual(self.system.heatingCurrent, 9.0)
self.system.unlock(key=23)
method(300.0)
self.assertAlmostEqual(self.system.heatingCurrent, 3.0)
def testMaxTargetTemperature(self):
"""Tests the :attr:`maxTargetTemperature` property."""
self.assertEqual(self.system.maxTargetTemperature, None)
self.system.calibrationData = test.makeCalibrationData()
# Do not exceed temperature with max heating current.
self.system.maxHeatingCurrent = 10.0
self.system.maxSafeTemperature = 5000.0
self.assertAlmostEqual(self.system.maxTargetTemperature, 1000.0)
# Do not exceed maxSafeTemperature.
self.system.maxHeatingCurrent = 50.0
self.system.maxSafeTemperature = 800.0
self.assertEqual(self.system.maxTargetTemperature, 800.0)
# Do not exceed greatest calibration measurement.
self.system.maxHeatingCurrent = 50.0
self.system.maxSafeTemperature = 5000.0
self.assertEqual(self.system.maxTargetTemperature, 2000.0)
self.assertRaises(AttributeError,
setattr, self.system, 'maxTargetTemperature', 1500.0)
