def test_build_bounds(): raw_bounds = (13.1, 43.1, 13.9, 43.9) assert datasource.build_bounds(raw_bounds, margin='0') == raw_bounds assert datasource.build_bounds(raw_bounds, margin='0.08') == (13.02, 43.02, 13.98, 43.98) assert datasource.build_bounds(raw_bounds, margin='10%') == (13.02, 43.02, 13.98, 43.98)