def test_from_hdr(self):
"""WaveCoord class: testing constructor """
h = fits.getheader(get_data_file('obj', 'Spectrum_Novariance.fits'))
wave = WaveCoord(h)
h2 = wave.to_header()
wave2 = WaveCoord(h2)
wave2.shape = wave.shape
assert wave.isEqual(wave2)
def test_copy(self):
"""WaveCoord class: testing copy"""
wave = WaveCoord(crval=0, cunit=u.nm, shape=10)
wave2 = wave.copy()
assert wave.isEqual(wave2)