def METHOD_NAME(self, x_dim, y_dim, x_points, y_points, x_neg=True,
             y_neg=True):
    # Prepare the expectation.
    METHOD_NAME = empty_metadata()
    cs = iris.coord_systems.GeogCS(6367470)
    if x_neg:
        x_points = x_points[::-1]
    x = iris.coords.DimCoord(x_points,
                             standard_name='longitude',
                             units='degrees',
                             coord_system=cs)
    if y_neg:
        y_points = y_points[::-1]
    y = iris.coords.DimCoord(y_points,
                             standard_name='latitude',
                             units='degrees',
                             coord_system=cs)
    METHOD_NAME['dim_coords_and_dims'].append((y, y_dim))
    METHOD_NAME['dim_coords_and_dims'].append((x, x_dim))
    return METHOD_NAME