def test_siconc_fix_metadata():
"""Test ``fix_metadata`` for ``tos``."""
grid_lat = iris.coords.DimCoord([1.0],
var_name='lat',
standard_name='latitude',
long_name='latitude',
units='degrees_north',
attributes={'1D': '1'})
grid_lon = iris.coords.DimCoord([1.0],
var_name='lon',
standard_name='longitude',
long_name='longitude',
units='degrees_east',
circular=True,
attributes={'1D': '1'})
latitude = iris.coords.AuxCoord([[0.0]],
var_name='lat',
standard_name='latitude',
long_name='latitude',
units='degrees_north')
longitude = iris.coords.AuxCoord([[0]],
var_name='lon',
standard_name='longitude',
long_name='longitude',
units='degrees_east')
cube = iris.cube.Cube(
[[[0.0]]],
var_name='siconc',
long_name='sea_ice_area_fraction',
dim_coords_and_dims=[(grid_lat.copy(), 1), (grid_lon.copy(), 2)],
aux_coords_and_dims=[(latitude.copy(), (1, 2)),
(longitude.copy(), (1, 2))],
)
cubes = iris.cube.CubeList([cube, iris.cube.Cube(0.0)])
vardef = get_var_info('CMIP6', 'SImon', 'siconc')
fix = Siconc(vardef)
fixed_cubes = fix.fix_metadata(cubes)
siconc_cube = fixed_cubes.extract_strict('sea_ice_area_fraction')
# No duplicates anymore
assert len(siconc_cube.coords('latitude')) == 1
assert len(siconc_cube.coords('longitude')) == 1
# Latitude
grid_lat = siconc_cube.coord('grid_latitude')
assert grid_lat.var_name == 'i'
assert grid_lat.long_name == 'grid_latitude'
assert grid_lat.standard_name is None
assert grid_lat.units == '1'
# Longitude
grid_lon = siconc_cube.coord('grid_longitude')
assert grid_lon.var_name == 'j'
assert grid_lon.long_name == 'grid_longitude'
assert grid_lon.standard_name is None
assert grid_lon.units == '1'
assert not grid_lon.circular
def test_siconc_fix_data(mock_base_fix_data):
"""Test ``fix_data`` for ``siconc``."""
fix = Siconc(None)
fix.fix_data('cubes')
mock_base_fix_data.assert_called_once_with(fix, 'cubes')
def test_get_siconc_fix():
"""Test getting of fix."""
fix = Fix.get_fixes('CMIP6', 'BCC-CSM2-MR', 'Omon', 'siconc')
assert fix == [Siconc(None)]