def test_celprm_init(): # test PyCelprm_cnew assert wcs.WCS().wcs.cel # test PyCelprm_new assert wcs.Celprm() with pytest.raises(wcs.InvalidPrjParametersError): cel = wcs.Celprm() cel.set() # test deletion does not crash cel = wcs.Celprm() del cel
def test_celprm_copy(): # shallow copy cel = wcs.Celprm() cel2 = copy(cel) cel3 = copy(cel2) cel.ref = [6, 8, 18, 3] assert (np.allclose(cel.ref, cel2.ref, atol=1e-12, rtol=0) and np.allclose(cel.ref, cel3.ref, atol=1e-12, rtol=0)) del cel, cel2, cel3 # deep copy cel = wcs.Celprm() cel2 = deepcopy(cel) cel.ref = [6, 8, 18, 3] assert not np.allclose(cel.ref, cel2.ref, atol=1e-12, rtol=0) del cel, cel2
def test_celprm_euler(): cel = wcs.Celprm() cel.prj.code = 'TAN' cel.set() assert np.allclose(cel.euler, [0.0, 90.0, 180.0, 0.0, 1.0], atol=1e-12, rtol=0)
def test_celprm_ref(): cel = wcs.Celprm() cel.prj.code = 'TAN' cel.set() assert np.allclose(cel.ref, [0.0, 0.0, 180.0, 0.0], atol=1e-12, rtol=0) cel.phi0 = 2.0 cel.theta0 = 4.0 cel.ref = [123, 12] cel.set() assert np.allclose(cel.ref, [123.0, 12.0, 2, 82], atol=1e-12, rtol=0) cel.ref = [None, 13, None, None] assert np.allclose(cel.ref, [123.0, 13.0, 2, 82], atol=1e-12, rtol=0)
def test_celprm_phi0(): cel = wcs.Celprm() cel.prj.code = 'TAN' assert cel.phi0 == None assert cel._flag == 0 cel.set() assert cel.phi0 == 0.0 cel.phi0 = 0.0 assert cel._flag cel.phi0 = 2.0 assert cel._flag == 0 cel.phi0 = None assert cel.phi0 == None assert cel._flag == 0
def test_celprm_theta0(): cel = wcs.Celprm() cel.prj.code = 'TAN' assert cel.theta0 == None assert cel._flag == 0 cel.theta0 = 4.0 cel.set() assert cel.theta0 == 4.0 cel.theta0 = 4.0 assert cel._flag cel.theta0 = 8.0 assert cel._flag == 0 cel.theta0 = None assert cel.theta0 == None assert cel._flag == 0
def test_celprm_prj(): cel = wcs.Celprm() assert cel.prj is not None cel.prj.code = 'TAN' cel.set() assert cel._flag
def test_celprm_offset(): cel = wcs.Celprm() assert not cel.offset cel.offset = True assert cel.offset
def test_celprm_latpreq(): cel = wcs.Celprm() cel.prj.code = 'TAN' cel.set() assert cel.latpreq == 0
def test_celprm_isolat(): cel = wcs.Celprm() cel.prj.code = 'TAN' cel.set() assert cel.isolat == 0