def test_conversion(self):
# Check the conversion functions
s = ZerosPolesGain(1, 2, 3, dt=0.05)
assert_(isinstance(s.to_ss(), StateSpace))
assert_(isinstance(s.to_tf(), TransferFunction))
assert_(isinstance(s.to_zpk(), ZerosPolesGain))
# Make sure copies work
assert_(ZerosPolesGain(s) is not s)
assert_(s.to_zpk() is not s)
def test_conversion(self):
#Check the conversion functions
s = ZerosPolesGain(1, 2, 3)
assert_(isinstance(s.to_ss(), StateSpace))
assert_(isinstance(s.to_tf(), TransferFunction))
assert_(isinstance(s.to_zpk(), ZerosPolesGain))
# Make sure copies work
assert_(ZerosPolesGain(s) is not s)
assert_(s.to_zpk() is not s)
