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Seamless operability between C++11 and Python
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pybind11/tests/test_pytypes.py

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from __future__ import annotations
import contextlib
import sys
import types
import pytest
import env
from pybind11_tests import detailed_error_messages_enabled
from pybind11_tests import pytypes as m
def test_obj_class_name():
assert m.obj_class_name(None) == "NoneType"
assert m.obj_class_name(list) == "list"
assert m.obj_class_name([]) == "list"
def test_handle_from_move_only_type_with_operator_PyObject():
assert m.handle_from_move_only_type_with_operator_PyObject_ncnst()
assert m.handle_from_move_only_type_with_operator_PyObject_const()
def test_bool(doc):
assert doc(m.get_bool) == "get_bool() -> bool"
def test_int(doc):
assert doc(m.get_int) == "get_int() -> int"
def test_iterator(doc):
assert doc(m.get_iterator) == "get_iterator() -> Iterator"
@pytest.mark.parametrize(
("pytype", "from_iter_func"),
[
(frozenset, m.get_frozenset_from_iterable),
(list, m.get_list_from_iterable),
(set, m.get_set_from_iterable),
(tuple, m.get_tuple_from_iterable),
],
)
def test_from_iterable(pytype, from_iter_func):
my_iter = iter(range(10))
s = from_iter_func(my_iter)
assert type(s) == pytype
assert s == pytype(range(10))
def test_iterable(doc):
assert doc(m.get_iterable) == "get_iterable() -> Iterable"
def test_float(doc):
assert doc(m.get_float) == "get_float() -> float"
def test_list(capture, doc):
assert m.list_no_args() == []
assert m.list_ssize_t() == []
assert m.list_size_t() == []
lins = [1, 2]
m.list_insert_ssize_t(lins)
assert lins == [1, 83, 2]
m.list_insert_size_t(lins)
assert lins == [1, 83, 2, 57]
m.list_clear(lins)
assert lins == []
with capture:
lst = m.get_list()
assert lst == ["inserted-0", "overwritten", "inserted-2"]
lst.append("value2")
m.print_list(lst)
assert (
capture.unordered
== """
Entry at position 0: value
list item 0: inserted-0
list item 1: overwritten
list item 2: inserted-2
list item 3: value2
"""
)
assert doc(m.get_list) == "get_list() -> list"
assert doc(m.print_list) == "print_list(arg0: list) -> None"
def test_none(doc):
assert doc(m.get_none) == "get_none() -> None"
assert doc(m.print_none) == "print_none(arg0: None) -> None"
def test_set(capture, doc):
s = m.get_set()
assert isinstance(s, set)
assert s == {"key1", "key2", "key3"}
s.add("key4")
with capture:
m.print_anyset(s)
assert (
capture.unordered
== """
key: key1
key: key2
key: key3
key: key4
"""
)
m.set_add(s, "key5")
assert m.anyset_size(s) == 5
m.set_clear(s)
assert m.anyset_empty(s)
assert not m.anyset_contains(set(), 42)
assert m.anyset_contains({42}, 42)
assert m.anyset_contains({"foo"}, "foo")
assert doc(m.get_set) == "get_set() -> set"
assert doc(m.print_anyset) == "print_anyset(arg0: Union[set, frozenset]) -> None"
def test_frozenset(capture, doc):
s = m.get_frozenset()
assert isinstance(s, frozenset)
assert s == frozenset({"key1", "key2", "key3"})
with capture:
m.print_anyset(s)
assert (
capture.unordered
== """
key: key1
key: key2
key: key3
"""
)
assert m.anyset_size(s) == 3
assert not m.anyset_empty(s)
assert not m.anyset_contains(frozenset(), 42)
assert m.anyset_contains(frozenset({42}), 42)
assert m.anyset_contains(frozenset({"foo"}), "foo")
assert doc(m.get_frozenset) == "get_frozenset() -> frozenset"
def test_dict(capture, doc):
d = m.get_dict()
assert d == {"key": "value"}
with capture:
d["key2"] = "value2"
m.print_dict(d)
assert (
capture.unordered
== """
key: key, value=value
key: key2, value=value2
"""
)
assert not m.dict_contains({}, 42)
assert m.dict_contains({42: None}, 42)
assert m.dict_contains({"foo": None}, "foo")
assert doc(m.get_dict) == "get_dict() -> dict"
assert doc(m.print_dict) == "print_dict(arg0: dict) -> None"
assert m.dict_keyword_constructor() == {"x": 1, "y": 2, "z": 3}
class CustomContains:
d = {"key": None}
def __contains__(self, m):
return m in self.d
@pytest.mark.parametrize(
("arg", "func"),
[
(set(), m.anyset_contains),
({}, m.dict_contains),
(CustomContains(), m.obj_contains),
],
)
@pytest.mark.xfail("env.PYPY and sys.pypy_version_info < (7, 3, 10)", strict=False)
def test_unhashable_exceptions(arg, func):
class Unhashable:
__hash__ = None
with pytest.raises(TypeError) as exc_info:
func(arg, Unhashable())
assert "unhashable type:" in str(exc_info.value)
def test_tuple():
assert m.tuple_no_args() == ()
assert m.tuple_ssize_t() == ()
assert m.tuple_size_t() == ()
assert m.get_tuple() == (42, None, "spam")
def test_simple_namespace():
ns = m.get_simple_namespace()
assert ns.attr == 42
assert ns.x == "foo"
assert ns.right == 2
assert not hasattr(ns, "wrong")
def test_str(doc):
assert m.str_from_char_ssize_t().encode().decode() == "red"
assert m.str_from_char_size_t().encode().decode() == "blue"
assert m.str_from_string().encode().decode() == "baz"
assert m.str_from_bytes().encode().decode() == "boo"
assert doc(m.str_from_bytes) == "str_from_bytes() -> str"
class A:
def __str__(self):
return "this is a str"
def __repr__(self):
return "this is a repr"
assert m.str_from_object(A()) == "this is a str"
assert m.repr_from_object(A()) == "this is a repr"
assert m.str_from_handle(A()) == "this is a str"
s1, s2 = m.str_format()
assert s1 == "1 + 2 = 3"
assert s1 == s2
malformed_utf8 = b"\x80"
if hasattr(m, "PYBIND11_STR_LEGACY_PERMISSIVE"):
assert m.str_from_object(malformed_utf8) is malformed_utf8
else:
assert m.str_from_object(malformed_utf8) == "b'\\x80'"
assert m.str_from_handle(malformed_utf8) == "b'\\x80'"
assert m.str_from_string_from_str("this is a str") == "this is a str"
ucs_surrogates_str = "\udcc3"
with pytest.raises(UnicodeEncodeError):
m.str_from_string_from_str(ucs_surrogates_str)
@pytest.mark.parametrize(
"func",
[
m.str_from_bytes_input,
m.str_from_cstr_input,
m.str_from_std_string_input,
],
)
def test_surrogate_pairs_unicode_error(func):
input_str = "\ud83d\ude4f".encode("utf-8", "surrogatepass")
with pytest.raises(UnicodeDecodeError):
func(input_str)
def test_bytes(doc):
assert m.bytes_from_char_ssize_t().decode() == "green"
assert m.bytes_from_char_size_t().decode() == "purple"
assert m.bytes_from_string().decode() == "foo"
assert m.bytes_from_str().decode() == "bar"
assert doc(m.bytes_from_str) == "bytes_from_str() -> bytes"
def test_bytearray():
assert m.bytearray_from_char_ssize_t().decode() == "$%"
assert m.bytearray_from_char_size_t().decode() == "@$!"
assert m.bytearray_from_string().decode() == "foo"
assert m.bytearray_size() == len("foo")
def test_capsule(capture):
pytest.gc_collect()
with capture:
a = m.return_capsule_with_destructor()
del a
pytest.gc_collect()
assert (
capture.unordered
== """
creating capsule
destructing capsule
"""
)
with capture:
a = m.return_renamed_capsule_with_destructor()
del a
pytest.gc_collect()
assert (
capture.unordered
== """
creating capsule
renaming capsule
destructing capsule
"""
)
with capture:
a = m.return_capsule_with_destructor_2()
del a
pytest.gc_collect()
assert (
capture.unordered
== """
creating capsule
destructing capsule: 1234
"""
)
with capture:
a = m.return_capsule_with_destructor_3()
del a
pytest.gc_collect()
assert (
capture.unordered
== """
creating capsule
destructing capsule: 1233
original name: oname
"""
)
with capture:
a = m.return_renamed_capsule_with_destructor_2()
del a
pytest.gc_collect()
assert (
capture.unordered
== """
creating capsule
renaming capsule
destructing capsule: 1234
"""
)
with capture:
a = m.return_capsule_with_name_and_destructor()
del a
pytest.gc_collect()
assert (
capture.unordered
== """
created capsule (1234, 'pointer type description')
destructing capsule (1234, 'pointer type description')
"""
)
with capture:
a = m.return_capsule_with_explicit_nullptr_dtor()
del a
pytest.gc_collect()
assert (
capture.unordered
== """
creating capsule with explicit nullptr dtor
"""
)
def test_accessors():
class SubTestObject:
attr_obj = 1
attr_char = 2
class TestObject:
basic_attr = 1
begin_end = [1, 2, 3]
d = {"operator[object]": 1, "operator[char *]": 2}
sub = SubTestObject()
def func(self, x, *args):
return self.basic_attr + x + sum(args)
d = m.accessor_api(TestObject())
assert d["basic_attr"] == 1
assert d["begin_end"] == [1, 2, 3]
assert d["operator[object]"] == 1
assert d["operator[char *]"] == 2
assert d["attr(object)"] == 1
assert d["attr(char *)"] == 2
assert d["missing_attr_ptr"] == "raised"
assert d["missing_attr_chain"] == "raised"
assert d["is_none"] is False
assert d["operator()"] == 2
assert d["operator*"] == 7
assert d["implicit_list"] == [1, 2, 3]
assert all(x in TestObject.__dict__ for x in d["implicit_dict"])
assert m.tuple_accessor(()) == (0, 1, 2)
d = m.accessor_assignment()
assert d["get"] == 0
assert d["deferred_get"] == 0
assert d["set"] == 1
assert d["deferred_set"] == 1
assert d["var"] == 99
def test_accessor_moves():
inc_refs = m.accessor_moves()
if inc_refs:
assert inc_refs == [1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0]
else:
pytest.skip("Not defined: PYBIND11_HANDLE_REF_DEBUG")
def test_constructors():
"""C++ default and converting constructors are equivalent to type calls in Python"""
types = [bytes, bytearray, str, bool, int, float, tuple, list, dict, set]
expected = {t.__name__: t() for t in types}
assert m.default_constructors() == expected
data = {
bytes: b"41", # Currently no supported or working conversions.
bytearray: bytearray(b"41"),
str: 42,
bool: "Not empty",
int: "42",
float: "+1e3",
tuple: range(3),
list: range(3),
dict: [("two", 2), ("one", 1), ("three", 3)],
set: [4, 4, 5, 6, 6, 6],
frozenset: [4, 4, 5, 6, 6, 6],
memoryview: b"abc",
}
inputs = {k.__name__: v for k, v in data.items()}
expected = {k.__name__: k(v) for k, v in data.items()}
assert m.converting_constructors(inputs) == expected
assert m.cast_functions(inputs) == expected
# Converting constructors and cast functions should just reference rather
# than copy when no conversion is needed:
noconv1 = m.converting_constructors(expected)
for k in noconv1:
assert noconv1[k] is expected[k]
noconv2 = m.cast_functions(expected)
for k in noconv2:
assert noconv2[k] is expected[k]
def test_non_converting_constructors():
non_converting_test_cases = [
("bytes", range(10)),
("none", 42),
("ellipsis", 42),
("type", 42),
]
for t, v in non_converting_test_cases:
for move in [True, False]:
with pytest.raises(TypeError) as excinfo:
m.nonconverting_constructor(t, v, move)
expected_error = (
f"Object of type '{type(v).__name__}' is not an instance of '{t}'"
)
assert str(excinfo.value) == expected_error
def test_pybind11_str_raw_str():
# specifically to exercise pybind11::str::raw_str
cvt = m.convert_to_pybind11_str
assert cvt("Str") == "Str"
assert cvt(b"Bytes") == "b'Bytes'"
assert cvt(None) == "None"
assert cvt(False) == "False"
assert cvt(True) == "True"
assert cvt(42) == "42"
assert cvt(2**65) == "36893488147419103232"
assert cvt(-1.50) == "-1.5"
assert cvt(()) == "()"
assert cvt((18,)) == "(18,)"
assert cvt([]) == "[]"
assert cvt([28]) == "[28]"
assert cvt({}) == "{}"
assert cvt({3: 4}) == "{3: 4}"
assert cvt(set()) == "set()"
assert cvt({3}) == "{3}"
valid_orig = "DZ"
valid_utf8 = valid_orig.encode("utf-8")
valid_cvt = cvt(valid_utf8)
if hasattr(m, "PYBIND11_STR_LEGACY_PERMISSIVE"):
assert valid_cvt is valid_utf8
else:
assert type(valid_cvt) is str
assert valid_cvt == "b'\\xc7\\xb1'"
malformed_utf8 = b"\x80"
if hasattr(m, "PYBIND11_STR_LEGACY_PERMISSIVE"):
assert cvt(malformed_utf8) is malformed_utf8
else:
malformed_cvt = cvt(malformed_utf8)
assert type(malformed_cvt) is str
assert malformed_cvt == "b'\\x80'"
def test_implicit_casting():
"""Tests implicit casting when assigning or appending to dicts and lists."""
z = m.get_implicit_casting()
assert z["d"] == {
"char*_i1": "abc",
"char*_i2": "abc",
"char*_e": "abc",
"char*_p": "abc",
"str_i1": "str",
"str_i2": "str1",
"str_e": "str2",
"str_p": "str3",
"int_i1": 42,
"int_i2": 42,
"int_e": 43,
"int_p": 44,
}
assert z["l"] == [3, 6, 9, 12, 15]
def test_print(capture):
with capture:
m.print_function()
assert (
capture
== """
Hello, World!
1 2.0 three True -- multiple args
*args-and-a-custom-separator
no new line here -- next print
flush
py::print + str.format = this
"""
)
assert capture.stderr == "this goes to stderr"
with pytest.raises(RuntimeError) as excinfo:
m.print_failure()
assert str(excinfo.value) == "Unable to convert call argument " + (
"'1' of type 'UnregisteredType' to Python object"
if detailed_error_messages_enabled
else "'1' to Python object (#define PYBIND11_DETAILED_ERROR_MESSAGES or compile in debug mode for details)"
)
def test_hash():
class Hashable:
def __init__(self, value):
self.value = value
def __hash__(self):
return self.value
class Unhashable:
__hash__ = None
assert m.hash_function(Hashable(42)) == 42
with pytest.raises(TypeError):
m.hash_function(Unhashable())
def test_number_protocol():
for a, b in [(1, 1), (3, 5)]:
li = [
a == b,
a != b,
a < b,
a <= b,
a > b,
a >= b,
a + b,
a - b,
a * b,
a / b,
a | b,
a & b,
a ^ b,
a >> b,
a << b,
]
assert m.test_number_protocol(a, b) == li
def test_list_slicing():
li = list(range(100))
assert li[::2] == m.test_list_slicing(li)
def test_issue2361():
# See issue #2361
assert m.issue2361_str_implicit_copy_none() == "None"
with pytest.raises(TypeError) as excinfo:
assert m.issue2361_dict_implicit_copy_none()
assert "NoneType" in str(excinfo.value)
assert "iterable" in str(excinfo.value)
@pytest.mark.parametrize(
("method", "args", "fmt", "expected_view"),
[
(m.test_memoryview_object, (b"red",), "B", b"red"),
(m.test_memoryview_buffer_info, (b"green",), "B", b"green"),
(m.test_memoryview_from_buffer, (False,), "h", [3, 1, 4, 1, 5]),
(m.test_memoryview_from_buffer, (True,), "H", [2, 7, 1, 8]),
(m.test_memoryview_from_buffer_nativeformat, (), "@i", [4, 7, 5]),
],
)
def test_memoryview(method, args, fmt, expected_view):
view = method(*args)
assert isinstance(view, memoryview)
assert view.format == fmt
assert list(view) == list(expected_view)
@pytest.mark.xfail("env.PYPY", reason="getrefcount is not available")
@pytest.mark.parametrize(
"method",
[
m.test_memoryview_object,
m.test_memoryview_buffer_info,
],
)
def test_memoryview_refcount(method):
# Avoiding a literal to avoid an immortal object in free-threaded builds
buf = "\x0a\x0b\x0c\x0d".encode("ascii")
ref_before = sys.getrefcount(buf)
view = method(buf)
ref_after = sys.getrefcount(buf)
assert ref_before < ref_after
assert list(view) == list(buf)
def test_memoryview_from_buffer_empty_shape():
view = m.test_memoryview_from_buffer_empty_shape()
assert isinstance(view, memoryview)
assert view.format == "B"
assert bytes(view) == b""
def test_test_memoryview_from_buffer_invalid_strides():
with pytest.raises(RuntimeError):
m.test_memoryview_from_buffer_invalid_strides()
def test_test_memoryview_from_buffer_nullptr():
with pytest.raises(ValueError):
m.test_memoryview_from_buffer_nullptr()
def test_memoryview_from_memory():
view = m.test_memoryview_from_memory()
assert isinstance(view, memoryview)
assert view.format == "B"
assert bytes(view) == b"\xff\xe1\xab\x37"
def test_builtin_functions():
assert m.get_len(list(range(42))) == 42
with pytest.raises(TypeError) as exc_info:
m.get_len(i for i in range(42))
assert str(exc_info.value) in [
"object of type 'generator' has no len()",
"'generator' has no length",
] # PyPy
def test_isinstance_string_types():
assert m.isinstance_pybind11_bytes(b"")
assert not m.isinstance_pybind11_bytes("")
assert m.isinstance_pybind11_str("")
if hasattr(m, "PYBIND11_STR_LEGACY_PERMISSIVE"):
assert m.isinstance_pybind11_str(b"")
else:
assert not m.isinstance_pybind11_str(b"")
def test_pass_bytes_or_unicode_to_string_types():
assert m.pass_to_pybind11_bytes(b"Bytes") == 5
with pytest.raises(TypeError):
m.pass_to_pybind11_bytes("Str")
if hasattr(m, "PYBIND11_STR_LEGACY_PERMISSIVE"):
assert m.pass_to_pybind11_str(b"Bytes") == 5
else:
with pytest.raises(TypeError):
m.pass_to_pybind11_str(b"Bytes")
assert m.pass_to_pybind11_str("Str") == 3
assert m.pass_to_std_string(b"Bytes") == 5
assert m.pass_to_std_string("Str") == 3
malformed_utf8 = b"\x80"
if hasattr(m, "PYBIND11_STR_LEGACY_PERMISSIVE"):
assert m.pass_to_pybind11_str(malformed_utf8) == 1
else:
with pytest.raises(TypeError):
m.pass_to_pybind11_str(malformed_utf8)
@pytest.mark.parametrize(
("create_weakref", "create_weakref_with_callback"),
[
(m.weakref_from_handle, m.weakref_from_handle_and_function),
(m.weakref_from_object, m.weakref_from_object_and_function),
],
)
def test_weakref(create_weakref, create_weakref_with_callback):
from weakref import getweakrefcount
# Apparently, you cannot weakly reference an object()
class WeaklyReferenced:
pass
callback_called = False
def callback(_):
nonlocal callback_called
callback_called = True
obj = WeaklyReferenced()
assert getweakrefcount(obj) == 0
wr = create_weakref(obj)
assert getweakrefcount(obj) == 1
obj = WeaklyReferenced()
assert getweakrefcount(obj) == 0
wr = create_weakref_with_callback(obj, callback) # noqa: F841
assert getweakrefcount(obj) == 1
assert not callback_called
del obj
pytest.gc_collect()
assert callback_called
@pytest.mark.parametrize(
("create_weakref", "has_callback"),
[
(m.weakref_from_handle, False),
(m.weakref_from_object, False),
(m.weakref_from_handle_and_function, True),
(m.weakref_from_object_and_function, True),
],
)
def test_weakref_err(create_weakref, has_callback):
class C:
__slots__ = []
def callback(_):
pass
ob = C()
# Should raise TypeError on CPython
with pytest.raises(TypeError) if not env.PYPY else contextlib.nullcontext():
_ = create_weakref(ob, callback) if has_callback else create_weakref(ob)
def test_cpp_iterators():
assert m.tuple_iterator() == 12
assert m.dict_iterator() == 305 + 711
assert m.passed_iterator(iter((-7, 3))) == -4
def test_implementation_details():
lst = [39, 43, 92, 49, 22, 29, 93, 98, 26, 57, 8]
tup = tuple(lst)
assert m.sequence_item_get_ssize_t(lst) == 43
assert m.sequence_item_set_ssize_t(lst) is None
assert lst[1] == "peppa"
assert m.sequence_item_get_size_t(lst) == 92
assert m.sequence_item_set_size_t(lst) is None
assert lst[2] == "george"
assert m.list_item_get_ssize_t(lst) == 49
assert m.list_item_set_ssize_t(lst) is None
assert lst[3] == "rebecca"
assert m.list_item_get_size_t(lst) == 22
assert m.list_item_set_size_t(lst) is None
assert lst[4] == "richard"
assert m.tuple_item_get_ssize_t(tup) == 29
assert m.tuple_item_set_ssize_t() == ("emely", "edmond")
assert m.tuple_item_get_size_t(tup) == 93
assert m.tuple_item_set_size_t() == ("candy", "cat")
def test_external_float_():
r1 = m.square_float_(2.0)
assert r1 == 4.0
def test_tuple_rvalue_getter():
pop = 1000
tup = tuple(range(pop))
m.tuple_rvalue_getter(tup)
def test_list_rvalue_getter():
pop = 1000
my_list = list(range(pop))
m.list_rvalue_getter(my_list)
def test_populate_dict_rvalue():
pop = 1000
my_dict = {i: i for i in range(pop)}
assert m.populate_dict_rvalue(pop) == my_dict
def test_populate_obj_str_attrs():
pop = 1000
o = types.SimpleNamespace(**{str(i): i for i in range(pop)})
new_o = m.populate_obj_str_attrs(o, pop)
new_attrs = {k: v for k, v in new_o.__dict__.items() if not k.startswith("_")}
assert all(isinstance(v, str) for v in new_attrs.values())
assert len(new_attrs) == pop
@pytest.mark.parametrize(
("a", "b"),
[("foo", "bar"), (1, 2), (1.0, 2.0), (list(range(3)), list(range(3, 6)))],
)
def test_inplace_append(a, b):
expected = a + b
assert m.inplace_append(a, b) == expected
@pytest.mark.parametrize(
("a", "b"), [(3, 2), (3.0, 2.0), (set(range(3)), set(range(2)))]
)
def test_inplace_subtract(a, b):
expected = a - b
assert m.inplace_subtract(a, b) == expected
@pytest.mark.parametrize(("a", "b"), [(3, 2), (3.0, 2.0), ([1], 3)])
def test_inplace_multiply(a, b):
expected = a * b
assert m.inplace_multiply(a, b) == expected
@pytest.mark.parametrize(("a", "b"), [(6, 3), (6.0, 3.0)])
def test_inplace_divide(a, b):
expected = a / b
assert m.inplace_divide(a, b) == expected
@pytest.mark.parametrize(
("a", "b"),
[
(False, True),
(
set(),
{
1,
},
),
],
)
def test_inplace_or(a, b):
expected = a | b
assert m.inplace_or(a, b) == expected
@pytest.mark.parametrize(
("a", "b"),
[
(True, False),
(
{1, 2, 3},
{
1,
},
),
],
)
def test_inplace_and(a, b):
expected = a & b
assert m.inplace_and(a, b) == expected
@pytest.mark.parametrize(("a", "b"), [(8, 1), (-3, 2)])
def test_inplace_lshift(a, b):
expected = a << b
assert m.inplace_lshift(a, b) == expected
@pytest.mark.parametrize(("a", "b"), [(8, 1), (-2, 2)])
def test_inplace_rshift(a, b):
expected = a >> b
assert m.inplace_rshift(a, b) == expected
def test_tuple_nonempty_annotations(doc):
assert (
doc(m.annotate_tuple_float_str)
== "annotate_tuple_float_str(arg0: tuple[float, str]) -> None"
)
def test_tuple_empty_annotations(doc):
assert (
doc(m.annotate_tuple_empty) == "annotate_tuple_empty(arg0: tuple[()]) -> None"
)
def test_tuple_variable_length_annotations(doc):
assert (
doc(m.annotate_tuple_variable_length)
== "annotate_tuple_variable_length(arg0: tuple[float, ...]) -> None"
)
def test_dict_annotations(doc):
assert (
doc(m.annotate_dict_str_int)
== "annotate_dict_str_int(arg0: dict[str, int]) -> None"
)
def test_list_annotations(doc):
assert doc(m.annotate_list_int) == "annotate_list_int(arg0: list[int]) -> None"
def test_set_annotations(doc):
assert doc(m.annotate_set_str) == "annotate_set_str(arg0: set[str]) -> None"
def test_iterable_annotations(doc):
assert (
doc(m.annotate_iterable_str)
== "annotate_iterable_str(arg0: Iterable[str]) -> None"
)
def test_iterator_annotations(doc):
assert (
doc(m.annotate_iterator_int)
== "annotate_iterator_int(arg0: Iterator[int]) -> None"
)
def test_fn_annotations(doc):
assert (
doc(m.annotate_fn)
== "annotate_fn(arg0: Callable[[list[str], str], int]) -> None"
)
def test_type_annotation(doc):
assert doc(m.annotate_type) == "annotate_type(arg0: type[int]) -> None"
def test_union_annotations(doc):
assert (
doc(m.annotate_union)
== "annotate_union(arg0: list[Union[str, int, object]], arg1: str, arg2: int, arg3: object) -> list[Union[str, int, object]]"
)
def test_union_typing_only(doc):
assert (
doc(m.union_typing_only)
== "union_typing_only(arg0: list[Union[str]]) -> list[Union[int]]"
)
def test_optional_annotations(doc):
assert (
doc(m.annotate_optional)
== "annotate_optional(arg0: list) -> list[Optional[str]]"
)