def test_norm_factor(self):
"""
Test calculating norm_factor
"""
obja = PAZ(poles=[6.228 + 6.228j, 6.228 - 6.228j],
zeros=[0, 0],
input_units='m/s',
output_units='counts',
ref_gain=1500.,
ref_freq=1.)
self.assertAlmostEqual(obja.norm_factor, 2.205, places=3)
obja.input_units = 'nm'
self.assertAlmostEqual(obja.calc_norm_factor(), 0.3509, places=3)
def test_paz(self):
"""
Test calculating amplitudes
"""
obj = PAZ(poles=[6.228 + 6.228j, 6.228 - 6.228j],
zeros=[0, 0],
input_units='m/s',
output_units='counts',
ref_gain=1500.,
ref_freq=1.)
obj_nm = PAZ(poles=[6.228 + 6.228j, 6.228 - 6.228j],
zeros=[0, 0, 0],
input_units='nm',
output_units='counts',
ref_gain=9.42e-6,
ref_freq=1.)
self.assertNotEqual(obj, obj_nm)
self.assertAlmostEqual(obj.norm_factor, 2.205, places=3)
obj.input_units = 'nm'
self.assertAlmostEqual(obj.calc_norm_factor(), 0.3509, places=3)
self.assertEqual(obj, obj_nm)