'Tests that the field_specifier can accessed from a card read from a
string before any other attributes are accessed.'

def test_parse_field_specifier(self):

    c = fits.Card.fromstring("DP1                    =    'NAXIS:    2'    /    A    comment")
    assert (c.field_specifier == 'NAXIS')
    assert (c.keyword == 'DP1.NAXIS')
    assert (c.value == 2.0)
    assert (c.comment == 'A    comment')
