def test_setting_transmission_monitor_to_valid_input(self):
     # Arrange
     trans_spectrum = 4
     command_iface.Clean()
     command_iface.SANS2D()
     # Act
     command_iface.SetTransmissionMonitorSpectrum(trans_mon = trans_spectrum)
     # Assert
     self.assertEqual(trans_spectrum, command_iface.GetTransmissionMonitorSpectrum(), 'The transmission spectrum should be set to 4.')
 def test_that_gets_transmission_monitor(self):
     # Arrange
     trans_spectrum = 4
     command_iface.Clean()
     command_iface.SANS2D()
     ReductionSingleton().transmission_calculator.trans_mon = trans_spectrum
     # Act
     result = command_iface.GetTransmissionMonitorSpectrum()
     # Assert
     self.assertEqual(trans_spectrum, result, 'The transmission spectrum should be set to 4.')