def test_ifwt1D_basic(self):
"""test that ifwt1D works basically"""
X = Numeric.ones(8, Numeric.Float)
Y = fwt(X)
X1 = ifwt(Y)
assert Numeric.allclose(X - X1, 0)
def test_ifwt1D_inverse_b(self):
"""test that fwt1D works as an inverse to ifwt"""
for j in range(1, 9):
N = 2 ** j
for P in range(number_of_filters):
D = 2 * (P + 1)
X = Numeric.ones(N, Numeric.Float)
Y = ifwt(X, D)
X1 = fwt(Y, D)
assert Numeric.allclose(X - X1, 0)
def test_callifwt(self):
"""test that ifwt can be called"""
X = Numeric.array([[1, 2, 1], [3, 4, 3], [5, 6, 5], [7, 8, 7], [9.0, 10, 9]])
Y = ifwt(X)