def test_cool_set_zero(self, mk_tosr0x):
"""Tosr0x device cooler relay (#2) switched off when cool == 0."""
mk_tosr0x_device = MagicMock()
mk_tosr0x.handler.return_value = [mk_tosr0x_device]
envcontroller = tosr0x_usb.Tosr0xEnvController()
envcontroller.set_cooler_level(0)
mk_tosr0x_device.set_relay_position.assert_called_with(2, 0)
def test_cool_set_invalid(self, mk_tosr0x):
"""Tosr0x device raises a PercentageError on invalid cooling value."""
mk_tosr0x_device = MagicMock()
mk_tosr0x.handler.return_value = [mk_tosr0x_device]
envcontroller = tosr0x_usb.Tosr0xEnvController()
with self.assertRaises(PercentageError):
envcontroller.set_cooler_level(101)
def test_get_power_levels_0_percent(self, mk_tosr0x):
"""Tosr0x device returns heating/cooling 0% when both relays off."""
mk_tosr0x_device = MagicMock()
relays_both_on = {1: 0, 2: 0}
mk_tosr0x_device.get_relay_positions.return_value = relays_both_on
mk_tosr0x.handler.return_value = [mk_tosr0x_device]
envcontroller = tosr0x_usb.Tosr0xEnvController()
self.assertEqual(envcontroller.get_power_levels(), (0, 0))
def test_cool_set_gt_zero(self, mk_tosr0x):
"""Tosr0x device cooler relay (#2) switched on when cool > 0."""
mk_tosr0x_device = MagicMock()
mk_tosr0x.handler.return_value = [mk_tosr0x_device]
envcontroller = tosr0x_usb.Tosr0xEnvController()
for h in range(1, 101):
envcontroller.set_cooler_level(h)
mk_tosr0x_device.set_relay_position.assert_called_with(2, 1)
def test_first_if_multiple_tosr0x_detected(self, mk_tosr0x):
"""First Tosr0x device is detected if multiple present."""
mk_tosr0x_device_1 = MagicMock()
mk_tosr0x_device_2 = MagicMock()
mk_tosr0x_device_3 = MagicMock()
mk_tosr0x.handler.return_value = [
mk_tosr0x_device_1,
mk_tosr0x_device_2,
mk_tosr0x_device_3,
]
envcontroller = tosr0x_usb.Tosr0xEnvController()
self.assertIs(envcontroller._tosr0x_device, mk_tosr0x_device_1)
def test_tosr0x_not_detected(self, mk_tosr0x):
"""DeviceError raised if no Tosr0x devices present."""
mk_tosr0x.handler.return_value = []
with self.assertRaises(DeviceError):
t = tosr0x_usb.Tosr0xEnvController()
def test_tosr0x_detected(self, mk_tosr0x):
"""Tosr0x device is detected if present."""
mk_tosr0x_device = MagicMock()
mk_tosr0x.handler.return_value = [mk_tosr0x_device]
envcontroller = tosr0x_usb.Tosr0xEnvController()
self.assertIs(envcontroller._tosr0x_device, mk_tosr0x_device)