def test_integer_all(self):
f0 = 10
t1 = 3
f1 = 20
t = np.linspace(-1, 1, 11)
float_result = waveforms.chirp(t, float(f0), float(t1), float(f1))
int_result = waveforms.chirp(t, f0, t1, f1)
err_msg = "Integer input 'f0=10, t1=3, f1=20' gives wrong result"
assert_equal(int_result, float_result, err_msg=err_msg)
def test_integer_f1(self):
f0 = 10.0
t1 = 3.0
t = np.linspace(-1, 1, 11)
f1 = 20.0
float_result = waveforms.chirp(t, f0, t1, f1)
f1 = 20
int_result = waveforms.chirp(t, f0, t1, f1)
err_msg = "Integer input 'f1=20' gives wrong result"
assert_equal(int_result, float_result, err_msg=err_msg)
def test_quadratic_at_zero2(self):
w = waveforms.chirp(t=0, f0=1.0, f1=2.0, t1=1.0, method='quadratic',
vertex_zero=False)
assert_almost_equal(w, 1.0)
def test_linear_at_zero(self):
w = waveforms.chirp(t=0, f0=1.0, f1=2.0, t1=1.0, method='linear')
assert_almost_equal(w, 1.0)
def test_hyperbolic_at_zero(self):
w = waveforms.chirp(t=0, f0=10.0, f1=1.0, t1=1.0, method='hyperbolic')
assert_almost_equal(w, 1.0)
def test_logarithmic_at_zero(self):
w = waveforms.chirp(t=0, f0=1.0, f1=2.0, t1=1.0, method='logarithmic')
assert_almost_equal(w, 1.0)