def test_hybrid_height_cubes_on_dimension_coordinate(self):
hh1 = stock.hybrid_height()
hh2 = stock.hybrid_height()
sa = hh2.coord('surface_altitude')
sa.points = sa.points * 10
emsg = 'Unable to create dimensonless vertical coordinate.'
with self.temp_filename('.nc') as fname, \
self.assertRaisesRegexp(ValueError, emsg):
iris.save([hh1, hh2], fname)
def test_hybrid_height_cubes_on_dimension_coordinate(self):
hh1 = stock.hybrid_height()
hh2 = stock.hybrid_height()
sa = hh2.coord('surface_altitude')
sa.points = sa.points * 10
emsg = 'Unable to create dimensonless vertical coordinate.'
with self.temp_filename('.nc') as fname, \
self.assertRaisesRegexp(ValueError, emsg):
iris.save([hh1, hh2], fname)
def test_span_check(self):
cube = hybrid_height()
emsg = "don't span the 2 data dimensions"
with self.assertRaisesRegex(ValueError, emsg):
iplt._get_plot_defn_custom_coords_picked(
cube, ("sigma", "level_height"), POINT_MODE
)
def test_dimension_already_has_dimcoord(self):
cube_a = stock.hybrid_height()
cube_b = cube_a.copy()
promote_aux_coord_to_dim_coord(cube_b, "model_level_number")
self.assertEqual(
cube_b.dim_coords, (cube_a.coord("model_level_number"),)
)
def test_old_dim_coord_is_now_aux_coord(self):
cube_a = stock.hybrid_height()
cube_b = cube_a.copy()
demote_dim_coord_to_aux_coord(cube_b, 'level_height')
self.assertTrue(cube_a.coord('level_height') in cube_b.aux_coords)
def test_trying_to_promote_a_nonmonotonic_coord(self):
cube_a = stock.hybrid_height()
with self.assertRaises(ValueError):
promote_aux_coord_to_dim_coord(cube_a, "surface_altitude")
def test_old_dim_coord_is_now_aux_coord(self):
cube_a = stock.hybrid_height()
cube_b = cube_a.copy()
promote_aux_coord_to_dim_coord(cube_b, "model_level_number")
self.assertTrue(cube_a.coord("level_height") in cube_b.aux_coords)
def test_span_check(self):
cube = hybrid_height()
emsg = 'don\'t span the 2 data dimensions'
with self.assertRaisesRegexp(ValueError, emsg):
iplt._get_plot_defn_custom_coords_picked(
cube, ('sigma', 'level_height'), POINT_MODE)
def test_old_dim_coord_is_now_aux_coord(self):
cube_a = stock.hybrid_height()
cube_b = cube_a.copy()
promote_aux_coord_to_dim_coord(cube_b, "model_level_number")
self.assertTrue(cube_a.coord("level_height") in cube_b.aux_coords)
def test_dimension_already_has_dimcoord(self):
cube_a = stock.hybrid_height()
cube_b = cube_a.copy()
promote_aux_coord_to_dim_coord(cube_b, "model_level_number")
self.assertEqual(cube_b.dim_coords, (cube_a.coord("model_level_number"),))
def test_trying_to_promote_a_nonmonotonic_coord(self):
cube_a = stock.hybrid_height()
with self.assertRaises(ValueError):
promote_aux_coord_to_dim_coord(cube_a, "surface_altitude")
