def test_spherical_default_supported(self):
cs_by_shape = {
0: icoord_systems.GeogCS(6367470),
6: icoord_systems.GeogCS(6371229)
}
for shape, expected in cs_by_shape.items():
result = ellipsoid(shape, MDI, MDI, MDI)
self.assertEqual(result, expected)
def test_oblate_shape_3_7(self):
for shape in [3, 7]:
major, minor = 1, 10
scale = 1
result = ellipsoid(shape, major, minor, MDI)
if shape == 3:
# Convert km to m.
scale = 1000
expected = icoord_systems.GeogCS(major * scale, minor * scale)
self.assertEqual(result, expected)
def test_oblate_shape_3_7(self):
for shape in [3, 7]:
major, minor = 1, 10
scale = 1
result = ellipsoid(shape, major, minor, MDI)
if shape == 3:
# Convert km to m.
scale = 1000
expected = icoord_systems.GeogCS(major * scale, minor * scale)
self.assertEqual(result, expected)
def test_oblate_shape_3_7_no_minor(self):
for shape in [3, 7]:
emsg = 'minor axis to be specified'
with self.assertRaisesRegexp(ValueError, emsg):
ellipsoid(shape, 1, MDI, MDI)
def test_spherical_shape_1(self):
shape = 1
radius = 10
result = ellipsoid(shape, MDI, MDI, radius)
expected = icoord_systems.GeogCS(radius)
self.assertEqual(result, expected)
def test_spherical_shape_1_no_radius(self):
shape = 1
emsg = 'radius to be specified'
with self.assertRaisesRegexp(ValueError, emsg):
ellipsoid(shape, MDI, MDI, MDI)
def test_spherical_default_supported(self):
cs_by_shape = {0: icoord_systems.GeogCS(6367470),
6: icoord_systems.GeogCS(6371229)}
for shape, expected in cs_by_shape.items():
result = ellipsoid(shape, MDI, MDI, MDI)
self.assertEqual(result, expected)
def test_shape_unsupported(self):
unsupported = [2, 4, 5, 8, 9, 10, MDI]
emsg = 'unsupported shape of the earth'
for shape in unsupported:
with self.assertRaisesRegexp(TranslationError, emsg):
ellipsoid(shape, MDI, MDI, MDI)
def test_oblate_shape_3_7_no_minor(self):
for shape in [3, 7]:
emsg = 'minor axis to be specified'
with self.assertRaisesRegexp(ValueError, emsg):
ellipsoid(shape, 1, MDI, MDI)
def test_spherical_shape_1(self):
shape = 1
radius = 10
result = ellipsoid(shape, MDI, MDI, radius)
expected = icoord_systems.GeogCS(radius)
self.assertEqual(result, expected)
def test_spherical_shape_1_no_radius(self):
shape = 1
emsg = 'radius to be specified'
with self.assertRaisesRegexp(ValueError, emsg):
ellipsoid(shape, MDI, MDI, MDI)
def test_shape_unsupported(self):
unsupported = [8, 9, 10, MDI]
emsg = 'unsupported shape of the earth'
for shape in unsupported:
with self.assertRaisesRegexp(TranslationError, emsg):
ellipsoid(shape, MDI, MDI, MDI)