def test_ellipsoid2d(self):
"""Test the calculation of new inclinated ellipsoids."""
ellipsoid = geodesy.ellipsoidmodels().get('WGS84')
e = geodesy.ellipsoid2d(ellipsoid, 0)
assert e == (ellipsoid[0], 0)
def test_ellipsoidcurvradius(self):
"""Test the calculation of local curvature radius."""
ellipsoid = geodesy.ellipsoidmodels().get('WGS84')
e = geodesy.ellipsoidcurvradius(ellipsoid, 0, 90)
assert e == (ellipsoid[0], 0)
def test_ellipsoidmodels(self):
"""Check ellipsoidmodels for valid excentricities."""
e = geodesy.ellipsoidmodels()
exc = np.array([e[m][1] for m in e.models])
assert (np.all(exc >= 0) and np.all(exc < 1))
def test_ellipsoidmodels(self):
"""Check ellipsoidmodels for valid excentricities."""
e = geodesy.ellipsoidmodels()
exc = np.array([e[m][1] for m in e.models])
assert np.all(exc >= 0) and np.all(exc < 1)
def test_ellipsoid_r_geocentric(self):
"""Test return of geocentric radius for all ellipsois."""
ellipsoid = geodesy.ellipsoidmodels().get('WGS84')
r = geodesy.ellipsoid_r_geocentric(ellipsoid, 0)
# Radius at equator has to be equal to the one defined in the
# ellipsoidmodel.
assert ellipsoid[0] == r
def test_geodetic2geocentric2geodetic(self):
"""Test conversion from geodetic to geocentric system and back."""
ellipsoid = geodesy.ellipsoidmodels().get('WGS84')
ref = (1, -13, 42)
geoc = geodesy.geodetic2geocentric(*ref, ellipsoid)
geod = geodesy.geocentric2geodetic(*geoc, ellipsoid)
assert np.allclose(ref, geod)
def test_geodetic2cart2geodetic(self):
"""Test conversion from geodetic to cartesian system and back."""
ellipsoid = geodesy.ellipsoidmodels().get('WGS84')
ref = (1, -13, 42)
cart = geodesy.geodetic2cart(*ref, ellipsoid)
geod = geodesy.cart2geodetic(*cart, ellipsoid)
assert np.allclose(ref, geod)
def test_geodetic2cart(self):
"""Test conversion from geodetic to cartesian system."""
r = geodesy.ellipsoidmodels().get('WGS84')[0]
geodetic = (np.array([0, 0]), # r
np.array([0, 0]), # lat
np.array([0, 90]), # lon
)
reference = (np.array([r, 0]), # x
np.array([0, r]), # y
np.array([0, 0]), # z
)
conversion = geodesy.geodetic2cart(*geodetic)
assert np.allclose(conversion, reference)
def test_cart2geodetic(self):
"""Test conversion from cartesian to geodetic system."""
r = geodesy.ellipsoidmodels().get('WGS84')[0]
cartesian = (np.array([r, 0]), # x
np.array([0, r]), # y
np.array([0, 0]), # z
)
reference = (np.array([0, 0]), # r
np.array([0, 00]), # lat
np.array([0, 90]), # lon
)
conversion = geodesy.cart2geodetic(*cartesian)
assert np.allclose(conversion, reference)
def test_geodetic2geocentric2geodetic(self):
"""Test geodetic/geocentric conversion for all ellipsoids."""
e = geodesy.ellipsoidmodels()
for model in e.models:
yield self._test_geodetic2geocentric2geodetic, e[model]
def test_geodetic2cart2geodetic(self):
"""Test geodetic/cartesian conversion for all ellipsoids."""
e = geodesy.ellipsoidmodels()
for model in e.models:
yield self._test_geodetic2cart2geodetic, e[model]
