test.py 文件源码

def test_type_cast_exception_sparse():
    class A(SparseEnumap):
        a: int = default(1)
        b: float = default(2.0)
        a_fine_key = auto()
        c = default("a pastry")

    assert A.tuple_casted() == (1, 2.0, None, "a pastry")

    with pytest.raises(TypeCastError) as e:
        A.tuple_casted("1.0")

    assert "'a' got invalid value '1.0'" in str(e)
    assert "of type str" in str(e)
    assert e.value.key == "a"