def test_setting_shift_to_valid_value(self):
# Arrange
trans_spectrum_shift = -55.0
command_iface.Clean()
command_iface.SANS2D()
# Act
command_iface.SetTransmissionMonitorSpectrumShift(trans_mon_shift = trans_spectrum_shift)
# Assert
self.assertEqual(trans_spectrum_shift, command_iface.GetTransmissionMonitorSpectrumShift(), 'The transmission monitor shift should be set to -55.')
def test_setting_shift_with_invalid_input(self):
# Arrange
trans_spectrum_shift = '-55_thg'
command_iface.Clean()
command_iface.SANS2D()
# Act
command_iface.SetTransmissionMonitorSpectrumShift(trans_mon_shift = trans_spectrum_shift)
# Assert
self.assertEqual(None, command_iface.GetTransmissionMonitorSpectrumShift(), 'The transmission monitor shift should be None.')
def test_that_gets_transmission_monitor_shift(self):
# Arrange
trans_spectrum_shift = -55
command_iface.Clean()
command_iface.SANS2D()
ReductionSingleton().get_instrument().monitor_4_offset = trans_spectrum_shift
# Act
result = command_iface.GetTransmissionMonitorSpectrumShift()
# Assert
self.assertEqual(trans_spectrum_shift, result, 'The transmission monitor shift should be set to -55.')
