def METHOD_NAME(self, wcs):
    skycoord = SkyCoord(3 * u.deg, 4 * u.deg, frame='galactic')
    skycircle = CircleSkyRegion(skycoord, 2 * u.arcsec)
    pixcircle = skycircle.to_pixel(wcs)
    assert_allclose(pixcircle.center.x, -50.5)
    assert_allclose(pixcircle.center.y, 299.5)
    assert_allclose(pixcircle.radius, 0.027777777777828305)
    skycircle2 = pixcircle.to_sky(wcs)
    assert_quantity_allclose(skycircle.center.data.lon,
                             skycircle2.center.data.lon)
    assert_quantity_allclose(skycircle.center.data.lat,
                             skycircle2.center.data.lat)
    assert_quantity_allclose(skycircle2.radius, skycircle.radius)