def test_datum_from_name__auth_type(auth_name):
dd = Datum.from_name(
"WGS_1984_Geoid",
auth_name=auth_name,
datum_type=DatumType.VERTICAL_REFERENCE_FRAME,
)
assert dd.name == "WGS_1984_Geoid"
def test_datum__from_epsg():
if PROJ_GTE_82:
datum_wkt = (
'ENSEMBLE["World Geodetic System 1984 ensemble",'
'MEMBER["World Geodetic System 1984 (Transit)",ID["EPSG",1166]],'
'MEMBER["World Geodetic System 1984 (G730)",ID["EPSG",1152]],'
'MEMBER["World Geodetic System 1984 (G873)",ID["EPSG",1153]],'
'MEMBER["World Geodetic System 1984 (G1150)",ID["EPSG",1154]],'
'MEMBER["World Geodetic System 1984 (G1674)",ID["EPSG",1155]],'
'MEMBER["World Geodetic System 1984 (G1762)",ID["EPSG",1156]],'
'MEMBER["World Geodetic System 1984 (G2139)",ID["EPSG",1309]],'
'ELLIPSOID["WGS 84",6378137,298.257223563,LENGTHUNIT["metre",1],'
'ID["EPSG",7030]],ENSEMBLEACCURACY[2.0],ID["EPSG",6326]]'
)
else:
datum_wkt = (
'ENSEMBLE["World Geodetic System 1984 ensemble",'
'MEMBER["World Geodetic System 1984 (Transit)",ID["EPSG",1166]],'
'MEMBER["World Geodetic System 1984 (G730)",ID["EPSG",1152]],'
'MEMBER["World Geodetic System 1984 (G873)",ID["EPSG",1153]],'
'MEMBER["World Geodetic System 1984 (G1150)",ID["EPSG",1154]],'
'MEMBER["World Geodetic System 1984 (G1674)",ID["EPSG",1155]],'
'MEMBER["World Geodetic System 1984 (G1762)",ID["EPSG",1156]],'
'ELLIPSOID["WGS 84",6378137,298.257223563,LENGTHUNIT["metre",1],'
'ID["EPSG",7030]],ENSEMBLEACCURACY[2.0],ID["EPSG",6326]]'
)
assert Datum.from_epsg("6326").to_wkt() == datum_wkt
def test_datum__from_string(input_str):
dd = Datum.from_string(input_str)
if PROJ_GTE_8:
assert dd.name == "World Geodetic System 1984 ensemble"
assert dd.type_name == "Datum Ensemble"
else:
assert dd.name == "World Geodetic System 1984"
assert dd.type_name == "Geodetic Reference Frame"
def test_datum__from_authority__invalid():
with pytest.raises(CRSError, match="Invalid authority"):
Datum.from_authority("BOB", 1)
def test_datum__from_epsg__invalid():
with pytest.raises(CRSError, match="Invalid authority"):
Datum.from_epsg(1)
def test_datum__from_epsg__empty():
Datum.from_epsg(1) is None
def test_datum__from_name__invalid_type():
with pytest.raises(CRSError, match="Invalid datum name: WGS84"):
Datum.from_name("WGS84", datum_type="VERTICAL_REFERENCE_FRAME")
def test_datum_from_name__any_type():
dd = Datum.from_name("WGS_1984_Geoid")
assert dd.name == "WGS_1984_Geoid"
assert dd.type_name == "Vertical Reference Frame"
def test_datum__from_string__type_name(input_str, type_name):
dd = Datum.from_string(input_str)
assert dd.type_name == type_name
def test_datum_equals():
datum = Datum.from_epsg(6326)
assert datum == 6326
assert not datum != 6326
assert datum != "invalid"
def test_datum__from_string__invalid():
with pytest.raises(CRSError, match="Invalid datum string"):
Datum.from_string("3-598y5-98y")
with pytest.raises(CRSError, match="Invalid datum string"):
Datum.from_string("urn:ogc:def:ellipsoid:EPSG::7001")
def test_datum__from_string():
dd = Datum.from_string("urn:ogc:def:datum:EPSG::6326")
assert dd.name == "World Geodetic System 1984"
def test_datum__from_epsg():
assert Datum.from_epsg("6326").to_wkt() == (
'DATUM["World Geodetic System 1984",'
'ELLIPSOID["WGS 84",6378137,298.257223563,'
'LENGTHUNIT["metre",1]],ID["EPSG",6326]]')
def test_datum__from_string(input_str):
dd = Datum.from_string(input_str)
assert dd.name == "World Geodetic System 1984"
assert dd.type_name == "Geodetic Reference Frame"
def test_datum__from_string(input_str):
dd = Datum.from_string(input_str)
assert dd.name == "World Geodetic System 1984"
def test_datum__from_user_input(user_input):
assert Datum.from_user_input(user_input) == Datum.from_epsg(6326)
def test_datum__from_user_input__invalid():
with pytest.raises(CRSError, match="Invalid datum"):
Datum.from_user_input({})
def test_datum__from_authority():
dt = Datum.from_authority("EPSG", 6326)
assert dt.name == "World Geodetic System 1984 ensemble"
def test_datum__from_string(input_str):
dd = Datum.from_string(input_str)
assert dd.name == "World Geodetic System 1984 ensemble"
assert dd.type_name == "Datum Ensemble"
def test_datum__from_name(input_name):
dd = Datum.from_name(input_name)
assert dd.name == "World Geodetic System 1984 ensemble"
def test_datum__from_name(input_name):
dd = Datum.from_name(input_name)
assert dd.name == get_wgs84_datum_name()
Datum.from_epsg(1)
def test_datum__from_authority__invalid():
with pytest.raises(CRSError, match="Invalid authority"):
Datum.from_authority("BOB", 1)
@pytest.mark.parametrize(
"user_input",
[
6326,
("EPSG", 6326),
"urn:ogc:def:ensemble:EPSG::6326"
if PROJ_GTE_8 else "urn:ogc:def:datum:EPSG::6326",
Datum.from_epsg(6326),
Datum.from_epsg(6326).to_json_dict(),
"World Geodetic System 1984",
],
)
def test_datum__from_user_input(user_input):
assert Datum.from_user_input(user_input) == Datum.from_epsg(6326)
def test_datum__from_user_input__invalid():
with pytest.raises(CRSError, match="Invalid datum"):
Datum.from_user_input({})
def test_prime_meridian__from_epsg():
assert PrimeMeridian.from_epsg(8903).to_wkt() == (
def test_datum__from_name__invalid(invalid_str):
with pytest.raises(CRSError, match="Invalid datum name:"):
Datum.from_name(invalid_str)
def test_datum__from_authority():
dt = Datum.from_authority("EPSG", 6326)
assert dt.name == get_wgs84_datum_name()
def test_datum__from_string__invalid(invalid_str):
with pytest.raises(CRSError, match="Invalid datum string"):
Datum.from_string(invalid_str)
def test_datum__from_epsg():
assert Datum.from_epsg("6326").to_wkt() == (
'DATUM["World Geodetic System 1984",'
'ELLIPSOID["WGS 84",6378137,298.257223563,'
'LENGTHUNIT["metre",1]],ID["EPSG",6326]]'
)