def test_mag2flux_converts_mag_to_correct_flux_uncertainty(self):
expected = np.sqrt((self.flux_at_zero_mag * -0.4 * np.log(10) * 10**(-0.4 * self.magnitude) * self.uncertainty)**2)
result_flux, result_uncertainty = mag2flux(self.magnitude,
self.uncertainty,
self.effective_wl,
self.flux_at_zero_mag)
self.assertAlmostEqual(expected.value, result_uncertainty)
def test_mag2flux_converts_mag_to_correct_flux(self):
expected = self.flux_at_zero_mag * 10**(-0.4 * self.magnitude)
result_flux, result_uncertainty = mag2flux(self.magnitude,
self.uncertainty,
self.effective_wl,
self.flux_at_zero_mag)
self.assertEqual(expected.value, result_flux)
def test_flux_at_mag_zero(self):
mag = 0.0
expected = self.flux_at_zero_mag
result_flux, result_uncertainty = mag2flux(0.0,
self.uncertainty,
self.effective_wl,
self.flux_at_zero_mag)
self.assertEqual(expected.value, result_flux)
