mirror of
https://github.com/thelsing/knx.git
synced 2024-12-18 19:08:18 +01:00
424 lines
14 KiB
Python
424 lines
14 KiB
Python
|
# -*- coding: utf-8 -*-
|
|||
|
import pytest
|
|||
|
|
|||
|
import env # noqa: F401
|
|||
|
|
|||
|
from pybind11_tests import builtin_casters as m
|
|||
|
from pybind11_tests import UserType, IncType
|
|||
|
|
|||
|
|
|||
|
def test_simple_string():
|
|||
|
assert m.string_roundtrip("const char *") == "const char *"
|
|||
|
|
|||
|
|
|||
|
def test_unicode_conversion():
|
|||
|
"""Tests unicode conversion and error reporting."""
|
|||
|
assert m.good_utf8_string() == u"Say utf8‽ 🎂 𝐀"
|
|||
|
assert m.good_utf16_string() == u"b‽🎂𝐀z"
|
|||
|
assert m.good_utf32_string() == u"a𝐀🎂‽z"
|
|||
|
assert m.good_wchar_string() == u"a⸘𝐀z"
|
|||
|
if hasattr(m, "has_u8string"):
|
|||
|
assert m.good_utf8_u8string() == u"Say utf8‽ 🎂 𝐀"
|
|||
|
|
|||
|
with pytest.raises(UnicodeDecodeError):
|
|||
|
m.bad_utf8_string()
|
|||
|
|
|||
|
with pytest.raises(UnicodeDecodeError):
|
|||
|
m.bad_utf16_string()
|
|||
|
|
|||
|
# These are provided only if they actually fail (they don't when 32-bit and under Python 2.7)
|
|||
|
if hasattr(m, "bad_utf32_string"):
|
|||
|
with pytest.raises(UnicodeDecodeError):
|
|||
|
m.bad_utf32_string()
|
|||
|
if hasattr(m, "bad_wchar_string"):
|
|||
|
with pytest.raises(UnicodeDecodeError):
|
|||
|
m.bad_wchar_string()
|
|||
|
if hasattr(m, "has_u8string"):
|
|||
|
with pytest.raises(UnicodeDecodeError):
|
|||
|
m.bad_utf8_u8string()
|
|||
|
|
|||
|
assert m.u8_Z() == "Z"
|
|||
|
assert m.u8_eacute() == u"é"
|
|||
|
assert m.u16_ibang() == u"‽"
|
|||
|
assert m.u32_mathbfA() == u"𝐀"
|
|||
|
assert m.wchar_heart() == u"♥"
|
|||
|
if hasattr(m, "has_u8string"):
|
|||
|
assert m.u8_char8_Z() == "Z"
|
|||
|
|
|||
|
|
|||
|
def test_single_char_arguments():
|
|||
|
"""Tests failures for passing invalid inputs to char-accepting functions"""
|
|||
|
|
|||
|
def toobig_message(r):
|
|||
|
return "Character code point not in range({0:#x})".format(r)
|
|||
|
|
|||
|
toolong_message = "Expected a character, but multi-character string found"
|
|||
|
|
|||
|
assert m.ord_char(u"a") == 0x61 # simple ASCII
|
|||
|
assert m.ord_char_lv(u"b") == 0x62
|
|||
|
assert (
|
|||
|
m.ord_char(u"é") == 0xE9
|
|||
|
) # requires 2 bytes in utf-8, but can be stuffed in a char
|
|||
|
with pytest.raises(ValueError) as excinfo:
|
|||
|
assert m.ord_char(u"Ā") == 0x100 # requires 2 bytes, doesn't fit in a char
|
|||
|
assert str(excinfo.value) == toobig_message(0x100)
|
|||
|
with pytest.raises(ValueError) as excinfo:
|
|||
|
assert m.ord_char(u"ab")
|
|||
|
assert str(excinfo.value) == toolong_message
|
|||
|
|
|||
|
assert m.ord_char16(u"a") == 0x61
|
|||
|
assert m.ord_char16(u"é") == 0xE9
|
|||
|
assert m.ord_char16_lv(u"ê") == 0xEA
|
|||
|
assert m.ord_char16(u"Ā") == 0x100
|
|||
|
assert m.ord_char16(u"‽") == 0x203D
|
|||
|
assert m.ord_char16(u"♥") == 0x2665
|
|||
|
assert m.ord_char16_lv(u"♡") == 0x2661
|
|||
|
with pytest.raises(ValueError) as excinfo:
|
|||
|
assert m.ord_char16(u"🎂") == 0x1F382 # requires surrogate pair
|
|||
|
assert str(excinfo.value) == toobig_message(0x10000)
|
|||
|
with pytest.raises(ValueError) as excinfo:
|
|||
|
assert m.ord_char16(u"aa")
|
|||
|
assert str(excinfo.value) == toolong_message
|
|||
|
|
|||
|
assert m.ord_char32(u"a") == 0x61
|
|||
|
assert m.ord_char32(u"é") == 0xE9
|
|||
|
assert m.ord_char32(u"Ā") == 0x100
|
|||
|
assert m.ord_char32(u"‽") == 0x203D
|
|||
|
assert m.ord_char32(u"♥") == 0x2665
|
|||
|
assert m.ord_char32(u"🎂") == 0x1F382
|
|||
|
with pytest.raises(ValueError) as excinfo:
|
|||
|
assert m.ord_char32(u"aa")
|
|||
|
assert str(excinfo.value) == toolong_message
|
|||
|
|
|||
|
assert m.ord_wchar(u"a") == 0x61
|
|||
|
assert m.ord_wchar(u"é") == 0xE9
|
|||
|
assert m.ord_wchar(u"Ā") == 0x100
|
|||
|
assert m.ord_wchar(u"‽") == 0x203D
|
|||
|
assert m.ord_wchar(u"♥") == 0x2665
|
|||
|
if m.wchar_size == 2:
|
|||
|
with pytest.raises(ValueError) as excinfo:
|
|||
|
assert m.ord_wchar(u"🎂") == 0x1F382 # requires surrogate pair
|
|||
|
assert str(excinfo.value) == toobig_message(0x10000)
|
|||
|
else:
|
|||
|
assert m.ord_wchar(u"🎂") == 0x1F382
|
|||
|
with pytest.raises(ValueError) as excinfo:
|
|||
|
assert m.ord_wchar(u"aa")
|
|||
|
assert str(excinfo.value) == toolong_message
|
|||
|
|
|||
|
if hasattr(m, "has_u8string"):
|
|||
|
assert m.ord_char8(u"a") == 0x61 # simple ASCII
|
|||
|
assert m.ord_char8_lv(u"b") == 0x62
|
|||
|
assert (
|
|||
|
m.ord_char8(u"é") == 0xE9
|
|||
|
) # requires 2 bytes in utf-8, but can be stuffed in a char
|
|||
|
with pytest.raises(ValueError) as excinfo:
|
|||
|
assert m.ord_char8(u"Ā") == 0x100 # requires 2 bytes, doesn't fit in a char
|
|||
|
assert str(excinfo.value) == toobig_message(0x100)
|
|||
|
with pytest.raises(ValueError) as excinfo:
|
|||
|
assert m.ord_char8(u"ab")
|
|||
|
assert str(excinfo.value) == toolong_message
|
|||
|
|
|||
|
|
|||
|
def test_bytes_to_string():
|
|||
|
"""Tests the ability to pass bytes to C++ string-accepting functions. Note that this is
|
|||
|
one-way: the only way to return bytes to Python is via the pybind11::bytes class."""
|
|||
|
# Issue #816
|
|||
|
|
|||
|
def to_bytes(s):
|
|||
|
b = s if env.PY2 else s.encode("utf8")
|
|||
|
assert isinstance(b, bytes)
|
|||
|
return b
|
|||
|
|
|||
|
assert m.strlen(to_bytes("hi")) == 2
|
|||
|
assert m.string_length(to_bytes("world")) == 5
|
|||
|
assert m.string_length(to_bytes("a\x00b")) == 3
|
|||
|
assert m.strlen(to_bytes("a\x00b")) == 1 # C-string limitation
|
|||
|
|
|||
|
# passing in a utf8 encoded string should work
|
|||
|
assert m.string_length(u"💩".encode("utf8")) == 4
|
|||
|
|
|||
|
|
|||
|
@pytest.mark.skipif(not hasattr(m, "has_string_view"), reason="no <string_view>")
|
|||
|
def test_string_view(capture):
|
|||
|
"""Tests support for C++17 string_view arguments and return values"""
|
|||
|
assert m.string_view_chars("Hi") == [72, 105]
|
|||
|
assert m.string_view_chars("Hi 🎂") == [72, 105, 32, 0xF0, 0x9F, 0x8E, 0x82]
|
|||
|
assert m.string_view16_chars(u"Hi 🎂") == [72, 105, 32, 0xD83C, 0xDF82]
|
|||
|
assert m.string_view32_chars(u"Hi 🎂") == [72, 105, 32, 127874]
|
|||
|
if hasattr(m, "has_u8string"):
|
|||
|
assert m.string_view8_chars("Hi") == [72, 105]
|
|||
|
assert m.string_view8_chars(u"Hi 🎂") == [72, 105, 32, 0xF0, 0x9F, 0x8E, 0x82]
|
|||
|
|
|||
|
assert m.string_view_return() == u"utf8 secret 🎂"
|
|||
|
assert m.string_view16_return() == u"utf16 secret 🎂"
|
|||
|
assert m.string_view32_return() == u"utf32 secret 🎂"
|
|||
|
if hasattr(m, "has_u8string"):
|
|||
|
assert m.string_view8_return() == u"utf8 secret 🎂"
|
|||
|
|
|||
|
with capture:
|
|||
|
m.string_view_print("Hi")
|
|||
|
m.string_view_print("utf8 🎂")
|
|||
|
m.string_view16_print(u"utf16 🎂")
|
|||
|
m.string_view32_print(u"utf32 🎂")
|
|||
|
assert (
|
|||
|
capture
|
|||
|
== u"""
|
|||
|
Hi 2
|
|||
|
utf8 🎂 9
|
|||
|
utf16 🎂 8
|
|||
|
utf32 🎂 7
|
|||
|
"""
|
|||
|
)
|
|||
|
if hasattr(m, "has_u8string"):
|
|||
|
with capture:
|
|||
|
m.string_view8_print("Hi")
|
|||
|
m.string_view8_print(u"utf8 🎂")
|
|||
|
assert (
|
|||
|
capture
|
|||
|
== u"""
|
|||
|
Hi 2
|
|||
|
utf8 🎂 9
|
|||
|
"""
|
|||
|
)
|
|||
|
|
|||
|
with capture:
|
|||
|
m.string_view_print("Hi, ascii")
|
|||
|
m.string_view_print("Hi, utf8 🎂")
|
|||
|
m.string_view16_print(u"Hi, utf16 🎂")
|
|||
|
m.string_view32_print(u"Hi, utf32 🎂")
|
|||
|
assert (
|
|||
|
capture
|
|||
|
== u"""
|
|||
|
Hi, ascii 9
|
|||
|
Hi, utf8 🎂 13
|
|||
|
Hi, utf16 🎂 12
|
|||
|
Hi, utf32 🎂 11
|
|||
|
"""
|
|||
|
)
|
|||
|
if hasattr(m, "has_u8string"):
|
|||
|
with capture:
|
|||
|
m.string_view8_print("Hi, ascii")
|
|||
|
m.string_view8_print(u"Hi, utf8 🎂")
|
|||
|
assert (
|
|||
|
capture
|
|||
|
== u"""
|
|||
|
Hi, ascii 9
|
|||
|
Hi, utf8 🎂 13
|
|||
|
"""
|
|||
|
)
|
|||
|
|
|||
|
|
|||
|
def test_integer_casting():
|
|||
|
"""Issue #929 - out-of-range integer values shouldn't be accepted"""
|
|||
|
assert m.i32_str(-1) == "-1"
|
|||
|
assert m.i64_str(-1) == "-1"
|
|||
|
assert m.i32_str(2000000000) == "2000000000"
|
|||
|
assert m.u32_str(2000000000) == "2000000000"
|
|||
|
if env.PY2:
|
|||
|
assert m.i32_str(long(-1)) == "-1" # noqa: F821 undefined name 'long'
|
|||
|
assert m.i64_str(long(-1)) == "-1" # noqa: F821 undefined name 'long'
|
|||
|
assert (
|
|||
|
m.i64_str(long(-999999999999)) # noqa: F821 undefined name 'long'
|
|||
|
== "-999999999999"
|
|||
|
)
|
|||
|
assert (
|
|||
|
m.u64_str(long(999999999999)) # noqa: F821 undefined name 'long'
|
|||
|
== "999999999999"
|
|||
|
)
|
|||
|
else:
|
|||
|
assert m.i64_str(-999999999999) == "-999999999999"
|
|||
|
assert m.u64_str(999999999999) == "999999999999"
|
|||
|
|
|||
|
with pytest.raises(TypeError) as excinfo:
|
|||
|
m.u32_str(-1)
|
|||
|
assert "incompatible function arguments" in str(excinfo.value)
|
|||
|
with pytest.raises(TypeError) as excinfo:
|
|||
|
m.u64_str(-1)
|
|||
|
assert "incompatible function arguments" in str(excinfo.value)
|
|||
|
with pytest.raises(TypeError) as excinfo:
|
|||
|
m.i32_str(-3000000000)
|
|||
|
assert "incompatible function arguments" in str(excinfo.value)
|
|||
|
with pytest.raises(TypeError) as excinfo:
|
|||
|
m.i32_str(3000000000)
|
|||
|
assert "incompatible function arguments" in str(excinfo.value)
|
|||
|
|
|||
|
if env.PY2:
|
|||
|
with pytest.raises(TypeError) as excinfo:
|
|||
|
m.u32_str(long(-1)) # noqa: F821 undefined name 'long'
|
|||
|
assert "incompatible function arguments" in str(excinfo.value)
|
|||
|
with pytest.raises(TypeError) as excinfo:
|
|||
|
m.u64_str(long(-1)) # noqa: F821 undefined name 'long'
|
|||
|
assert "incompatible function arguments" in str(excinfo.value)
|
|||
|
|
|||
|
|
|||
|
def test_tuple(doc):
|
|||
|
"""std::pair <-> tuple & std::tuple <-> tuple"""
|
|||
|
assert m.pair_passthrough((True, "test")) == ("test", True)
|
|||
|
assert m.tuple_passthrough((True, "test", 5)) == (5, "test", True)
|
|||
|
# Any sequence can be cast to a std::pair or std::tuple
|
|||
|
assert m.pair_passthrough([True, "test"]) == ("test", True)
|
|||
|
assert m.tuple_passthrough([True, "test", 5]) == (5, "test", True)
|
|||
|
assert m.empty_tuple() == ()
|
|||
|
|
|||
|
assert (
|
|||
|
doc(m.pair_passthrough)
|
|||
|
== """
|
|||
|
pair_passthrough(arg0: Tuple[bool, str]) -> Tuple[str, bool]
|
|||
|
|
|||
|
Return a pair in reversed order
|
|||
|
"""
|
|||
|
)
|
|||
|
assert (
|
|||
|
doc(m.tuple_passthrough)
|
|||
|
== """
|
|||
|
tuple_passthrough(arg0: Tuple[bool, str, int]) -> Tuple[int, str, bool]
|
|||
|
|
|||
|
Return a triple in reversed order
|
|||
|
"""
|
|||
|
)
|
|||
|
|
|||
|
assert m.rvalue_pair() == ("rvalue", "rvalue")
|
|||
|
assert m.lvalue_pair() == ("lvalue", "lvalue")
|
|||
|
assert m.rvalue_tuple() == ("rvalue", "rvalue", "rvalue")
|
|||
|
assert m.lvalue_tuple() == ("lvalue", "lvalue", "lvalue")
|
|||
|
assert m.rvalue_nested() == ("rvalue", ("rvalue", ("rvalue", "rvalue")))
|
|||
|
assert m.lvalue_nested() == ("lvalue", ("lvalue", ("lvalue", "lvalue")))
|
|||
|
|
|||
|
assert m.int_string_pair() == (2, "items")
|
|||
|
|
|||
|
|
|||
|
def test_builtins_cast_return_none():
|
|||
|
"""Casters produced with PYBIND11_TYPE_CASTER() should convert nullptr to None"""
|
|||
|
assert m.return_none_string() is None
|
|||
|
assert m.return_none_char() is None
|
|||
|
assert m.return_none_bool() is None
|
|||
|
assert m.return_none_int() is None
|
|||
|
assert m.return_none_float() is None
|
|||
|
assert m.return_none_pair() is None
|
|||
|
|
|||
|
|
|||
|
def test_none_deferred():
|
|||
|
"""None passed as various argument types should defer to other overloads"""
|
|||
|
assert not m.defer_none_cstring("abc")
|
|||
|
assert m.defer_none_cstring(None)
|
|||
|
assert not m.defer_none_custom(UserType())
|
|||
|
assert m.defer_none_custom(None)
|
|||
|
assert m.nodefer_none_void(None)
|
|||
|
|
|||
|
|
|||
|
def test_void_caster():
|
|||
|
assert m.load_nullptr_t(None) is None
|
|||
|
assert m.cast_nullptr_t() is None
|
|||
|
|
|||
|
|
|||
|
def test_reference_wrapper():
|
|||
|
"""std::reference_wrapper for builtin and user types"""
|
|||
|
assert m.refwrap_builtin(42) == 420
|
|||
|
assert m.refwrap_usertype(UserType(42)) == 42
|
|||
|
|
|||
|
with pytest.raises(TypeError) as excinfo:
|
|||
|
m.refwrap_builtin(None)
|
|||
|
assert "incompatible function arguments" in str(excinfo.value)
|
|||
|
|
|||
|
with pytest.raises(TypeError) as excinfo:
|
|||
|
m.refwrap_usertype(None)
|
|||
|
assert "incompatible function arguments" in str(excinfo.value)
|
|||
|
|
|||
|
a1 = m.refwrap_list(copy=True)
|
|||
|
a2 = m.refwrap_list(copy=True)
|
|||
|
assert [x.value for x in a1] == [2, 3]
|
|||
|
assert [x.value for x in a2] == [2, 3]
|
|||
|
assert not a1[0] is a2[0] and not a1[1] is a2[1]
|
|||
|
|
|||
|
b1 = m.refwrap_list(copy=False)
|
|||
|
b2 = m.refwrap_list(copy=False)
|
|||
|
assert [x.value for x in b1] == [1, 2]
|
|||
|
assert [x.value for x in b2] == [1, 2]
|
|||
|
assert b1[0] is b2[0] and b1[1] is b2[1]
|
|||
|
|
|||
|
assert m.refwrap_iiw(IncType(5)) == 5
|
|||
|
assert m.refwrap_call_iiw(IncType(10), m.refwrap_iiw) == [10, 10, 10, 10]
|
|||
|
|
|||
|
|
|||
|
def test_complex_cast():
|
|||
|
"""std::complex casts"""
|
|||
|
assert m.complex_cast(1) == "1.0"
|
|||
|
assert m.complex_cast(2j) == "(0.0, 2.0)"
|
|||
|
|
|||
|
|
|||
|
def test_bool_caster():
|
|||
|
"""Test bool caster implicit conversions."""
|
|||
|
convert, noconvert = m.bool_passthrough, m.bool_passthrough_noconvert
|
|||
|
|
|||
|
def require_implicit(v):
|
|||
|
pytest.raises(TypeError, noconvert, v)
|
|||
|
|
|||
|
def cant_convert(v):
|
|||
|
pytest.raises(TypeError, convert, v)
|
|||
|
|
|||
|
# straight up bool
|
|||
|
assert convert(True) is True
|
|||
|
assert convert(False) is False
|
|||
|
assert noconvert(True) is True
|
|||
|
assert noconvert(False) is False
|
|||
|
|
|||
|
# None requires implicit conversion
|
|||
|
require_implicit(None)
|
|||
|
assert convert(None) is False
|
|||
|
|
|||
|
class A(object):
|
|||
|
def __init__(self, x):
|
|||
|
self.x = x
|
|||
|
|
|||
|
def __nonzero__(self):
|
|||
|
return self.x
|
|||
|
|
|||
|
def __bool__(self):
|
|||
|
return self.x
|
|||
|
|
|||
|
class B(object):
|
|||
|
pass
|
|||
|
|
|||
|
# Arbitrary objects are not accepted
|
|||
|
cant_convert(object())
|
|||
|
cant_convert(B())
|
|||
|
|
|||
|
# Objects with __nonzero__ / __bool__ defined can be converted
|
|||
|
require_implicit(A(True))
|
|||
|
assert convert(A(True)) is True
|
|||
|
assert convert(A(False)) is False
|
|||
|
|
|||
|
|
|||
|
def test_numpy_bool():
|
|||
|
np = pytest.importorskip("numpy")
|
|||
|
|
|||
|
convert, noconvert = m.bool_passthrough, m.bool_passthrough_noconvert
|
|||
|
|
|||
|
def cant_convert(v):
|
|||
|
pytest.raises(TypeError, convert, v)
|
|||
|
|
|||
|
# np.bool_ is not considered implicit
|
|||
|
assert convert(np.bool_(True)) is True
|
|||
|
assert convert(np.bool_(False)) is False
|
|||
|
assert noconvert(np.bool_(True)) is True
|
|||
|
assert noconvert(np.bool_(False)) is False
|
|||
|
cant_convert(np.zeros(2, dtype="int"))
|
|||
|
|
|||
|
|
|||
|
def test_int_long():
|
|||
|
"""In Python 2, a C++ int should return a Python int rather than long
|
|||
|
if possible: longs are not always accepted where ints are used (such
|
|||
|
as the argument to sys.exit()). A C++ long long is always a Python
|
|||
|
long."""
|
|||
|
|
|||
|
import sys
|
|||
|
|
|||
|
must_be_long = type(getattr(sys, "maxint", 1) + 1)
|
|||
|
assert isinstance(m.int_cast(), int)
|
|||
|
assert isinstance(m.long_cast(), int)
|
|||
|
assert isinstance(m.longlong_cast(), must_be_long)
|
|||
|
|
|||
|
|
|||
|
def test_void_caster_2():
|
|||
|
assert m.test_void_caster()
|