'Tests that wellformed NAXISj values are not modified.'

def test_fix_wellformed_naxisj(self):

    hdu = fits.open(self.data('arange.fits'))
    hdu[0].header['NAXIS1'] = 768
    hdu[0].header['NAXIS2'] = 64
    hdu[0].header['NAXIS3'] = 8
    hdu[0]._axes = [768, 64, 8]
    hdu.verify('silentfix')
    assert (hdu[0].header['NAXIS1'] == 768)
    assert (hdu[0].header['NAXIS2'] == 64)
    assert (hdu[0].header['NAXIS3'] == 8)
