def test_reference_counter(int_: AlternativeInt) -> None:
int_refcount_before = sys.getrefcount(int_)
result = int_.bit_length()
int_refcount_after = sys.getrefcount(int_)
assert int_refcount_after == int_refcount_before
def test_idempotence(ints_pair: AlternativeNativeIntsPair) -> None:
alternative_int, native_int = ints_pair
alternative, native = (AlternativeInt(alternative_int),
NativeInt(native_int))
assert are_alternative_native_ints_equal(alternative, native)
def test_no_argument() -> None:
alternative, native = AlternativeInt(), NativeInt()
assert are_alternative_native_ints_equal(alternative, native)
def test_string_with_base(string_with_base: Tuple[str, int]) -> None:
string, base = string_with_base
alternative, native = AlternativeInt(string, base), NativeInt(string, base)
assert are_alternative_native_ints_equal(alternative, native)
def test_decimal_string(string: str) -> None:
alternative, native = AlternativeInt(string), NativeInt(string)
assert are_alternative_native_ints_equal(alternative, native)
def test_basic(int_: AlternativeInt) -> None:
result = int_.bit_length()
assert isinstance(result, AlternativeInt)
def test_product(first: AlternativeInt, second: AlternativeInt) -> None:
result = (first * second).bit_length()
assert result <= first.bit_length() + second.bit_length()
def test_evenness(int_: AlternativeInt) -> None:
result = int_.bit_length()
assert result == (-int_).bit_length()
def test_positive_definiteness(int_: AlternativeInt) -> None:
result = int_.bit_length()
assert equivalence(not result, not int_)
def test_invalid_strings(string: str, base: int) -> None:
with pytest.raises(ValueError):
AlternativeInt(string, base)
def test_no_argument() -> None:
result = AlternativeInt()
assert isinstance(result, AlternativeInt)
assert not result
def test_string_with_base(string_with_base: Tuple[str, int]) -> None:
string, base = string_with_base
result = AlternativeInt(string, base)
assert isinstance(result, AlternativeInt)
def test_decimal_string(string: str) -> None:
result = AlternativeInt(string)
assert isinstance(result, AlternativeInt)