def test_pulse_phase3(self):
"""Test pulse phase calculation, fddot only."""
times = np.arange(0, 4, 0.5)
ph = pulse_phase(times, 0, 0, 1, ph0=0, to_1=False)
np.testing.assert_array_almost_equal(ph, 1 / 6 * times**3)
def test_pulse_phase1(self):
"""Test pulse phase calculation, frequency only."""
times = np.arange(0, 4, 0.5)
ph = pulse_phase(times, 1, ph0=0, to_1=False)
np.testing.assert_array_almost_equal(ph, times)