def test_precheck(self):
"""Test function for simulateDSM_* preliminary 1/1"""
from deltasigma._utils import _get_zpk
zeros, poles, _ = _get_zpk(self.H)
assert np.allclose(cplxpair(zeros), self.zeros, atol=1e-6, rtol=1e-4)
assert np.allclose(cplxpair(poles), self.poles, atol=1e-6, rtol=1e-4)
assert np.allclose(self.ABCD, self.ABCD_ref, atol=1e-5, rtol=1e-3)
assert np.allclose(self.u, self.u_ref, atol=1e-5, rtol=1e-3)
def test_precheck(self):
"""Test function for simulateDSM_* preliminary 1/1"""
from deltasigma._utils import _get_zpk
zeros, poles, _ = _get_zpk(self.H)
assert np.allclose(cplxpair(zeros), self.zeros, atol=1e-6, rtol=1e-4)
assert np.allclose(cplxpair(poles), self.poles, atol=1e-6, rtol=1e-4)
assert np.allclose(self.ABCD, self.ABCD_ref, atol=1e-5, rtol=1e-3)
assert np.allclose(self.u, self.u_ref, atol=1e-5, rtol=1e-3)
def setUp(self):
fname = pkg_resources.resource_filename(__name__,
"test_data/test_simulateDSM.mat")
self.v_ref = scipy.io.loadmat(fname)['v']
self.xn_ref = scipy.io.loadmat(fname)['xn']
self.xmax_ref = scipy.io.loadmat(fname)['xmax']
self.y_ref = scipy.io.loadmat(fname)['y']
self.u_ref = scipy.io.loadmat(fname)['u']
self.ABCD_ref = scipy.io.loadmat(fname)['ABCD']
self.zeros = cplxpair(scipy.io.loadmat(fname)['zeros'])
self.poles = cplxpair(scipy.io.loadmat(fname)['poles'])
self.v_ref = self.v_ref.reshape(-1)
self.y_ref = self.y_ref.reshape(-1)
OSR = 32
self.H = synthesizeNTF(5, OSR, 10)
N = 8192
f = 85
self.u = 0.5*np.sin(2*np.pi*f/N*np.arange(N))
a, g, b, c = realizeNTF(self.H, 'CRFB')
self.ABCD = stuffABCD(a, g, b, c, form='CRFB')
def setUp(self):
fname = pkg_resources.resource_filename(
__name__, "test_data/test_simulateDSM.mat")
self.v_ref = scipy.io.loadmat(fname)['v']
self.xn_ref = scipy.io.loadmat(fname)['xn']
self.xmax_ref = scipy.io.loadmat(fname)['xmax']
self.y_ref = scipy.io.loadmat(fname)['y']
self.u_ref = scipy.io.loadmat(fname)['u']
self.ABCD_ref = scipy.io.loadmat(fname)['ABCD']
self.zeros = cplxpair(scipy.io.loadmat(fname)['zeros'])
self.poles = cplxpair(scipy.io.loadmat(fname)['poles'])
self.v_ref = self.v_ref.reshape(-1)
self.y_ref = self.y_ref.reshape(-1)
OSR = 32
self.H = synthesizeNTF(5, OSR, 10)
N = 8192
f = 85
self.u = 0.5 * np.sin(2 * np.pi * f / N * np.arange(N))
a, g, b, c = realizeNTF(self.H, 'CRFB')
self.ABCD = stuffABCD(a, g, b, c, form='CRFB')
