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# coding: utf-8
import sys
from rpython.tool.udir import udir
class AppTestBuiltinApp:
def setup_class(cls):
space = cls.space
class X(object):
def __eq__(self, other):
raise OverflowError
def __hash__(self):
return 42
d = {X(): 5}
try:
d[X()]
except OverflowError:
cls.w_sane_lookup = space.wrap(True)
except KeyError:
cls.w_sane_lookup = space.wrap(False)
# starting with CPython 2.6, when the stack is almost out, we
# can get a random error, instead of just a RuntimeError.
# For example if an object x has a __getattr__, we can get
# AttributeError if attempting to call x.__getattr__ runs out
# of stack. That's annoying, so we just work around it.
if cls.runappdirect:
cls.w_safe_runtimerror = space.wrap(True)
else:
cls.w_safe_runtimerror = space.wrap(sys.version_info < (2, 6))
def test_builtin_names(self):
import builtins as __builtin__
assert __builtin__.bytes is bytes
assert __builtin__.dict is dict
assert __builtin__.memoryview is memoryview
assert not hasattr(__builtin__, 'buffer')
def test_bytes_alias(self):
assert bytes is not str
assert isinstance(eval("b'hi'"), bytes)
def test_eval_adds_builtins(self):
d = {}
eval('1', d)
assert "__builtins__" in d
def test_import(self):
m = __import__('sys')
assert m.__name__ == "sys"
raises(ImportError, __import__, 'spamspam')
raises(TypeError, __import__, 1, 2, 3, 4)
print(__import__.__doc__)
assert __import__.__doc__.endswith('relative to the current module.')
def test_ascii(self):
assert ascii('') == '\'\''
assert ascii(0) == '0'
assert ascii(()) == '()'
assert ascii([]) == '[]'
assert ascii({}) == '{}'
a = []
a.append(a)
assert ascii(a) == '[[...]]'
a = {}
a[0] = a
assert ascii(a) == '{0: {...}}'
# Advanced checks for unicode strings
def _check_uni(s):
assert ascii(s) == repr(s)
_check_uni("'")
_check_uni('"')
_check_uni('"\'')
_check_uni('\0')
_check_uni('\r\n\t .')
# Unprintable non-ASCII characters
_check_uni('\x85')
_check_uni('\u1fff')
_check_uni('\U00012fff')
# Lone surrogates
_check_uni('\ud800')
_check_uni('\udfff')
# Issue #9804: surrogates should be joined even for printable
# wide characters (UCS-2 builds).
assert ascii('\U0001d121') == "'\\U0001d121'"
# another buggy case
x = ascii("\U00012fff")
assert x == r"'\U00012fff'"
# All together
s = "'\0\"\n\r\t abcd\x85é\U00012fff\uD800\U0001D121xxx."
assert ascii(s) == \
r"""'\'\x00"\n\r\t abcd\x85\xe9\U00012fff\ud800\U0001d121xxx.'"""
def test_bin(self):
class Foo:
def __index__(self):
return 4
assert bin(0) == "0b0"
assert bin(-1) == "-0b1"
assert bin(2) == "0b10"
assert bin(-2) == "-0b10"
assert bin(Foo()) == "0b100"
raises(TypeError, bin, 0.)
class C(object):
def __index__(self):
return 42
assert bin(C()) == bin(42)
class D(object):
def __int__(self):
return 42
exc = raises(TypeError, bin, D())
assert "integer" in str(exc.value)
def test_oct(self):
class Foo:
def __index__(self):
return 4
assert oct(0) == "0o0"
assert oct(-1) == "-0o1"
assert oct(8) == "0o10"
assert oct(-8) == "-0o10"
assert oct(Foo()) == "0o4"
raises(TypeError, oct, 0.)
def test_hex(self):
class Foo:
def __index__(self):
return 4
assert hex(0) == "0x0"
assert hex(-1) == "-0x1"
assert hex(16) == "0x10"
assert hex(-16) == "-0x10"
assert hex(Foo()) == "0x4"
raises(TypeError, hex, 0.)
def test_chr(self):
import sys
assert chr(65) == 'A'
assert type(str(65)) is str
assert chr(0x9876) == '\u9876'
if sys.maxunicode > 0xFFFF:
assert chr(sys.maxunicode) == '\U0010FFFF'
else:
assert chr(sys.maxunicode) == '\uFFFF'
assert chr(0x00010000) == '\U00010000'
assert chr(0x0010ffff) == '\U0010FFFF'
raises(ValueError, chr, -1)
def test_globals(self):
d = {"foo":"bar"}
exec("def f(): return globals()", d)
d2 = d["f"]()
assert d2 is d
def test_locals(self):
def f():
return locals()
def g(c=0, b=0, a=0):
return locals()
assert f() == {}
assert g() == {'a': 0, 'b': 0, 'c': 0}
def test_locals_deleted_local(self):
def f():
a = 3
locals()
del a
return locals()
assert f() == {}
def test_dir(self):
def f():
return dir()
def g(c=0, b=0, a=0):
return dir()
def nosp(x): return [y for y in x if y[0]!='_']
assert f() == []
assert g() == ['a', 'b', 'c']
class X(object): pass
assert nosp(dir(X)) == []
class X(object):
a = 23
c = 45
b = 67
assert nosp(dir(X)) == ['a', 'b', 'c']
def test_dir_in_broken_locals(self):
class C(object):
def __getitem__(self, item):
raise KeyError(item)
def keys(self):
return 'abcd' # not a list!
names = eval("dir()", {}, C())
assert names == ['a', 'b', 'c', 'd']
def test_dir_broken_module(self):
import sys
class Foo(type(sys)):
__dict__ = 8
raises(TypeError, dir, Foo("foo"))
def test_dir_broken_object(self):
class Foo(object):
x = 3
def __getattribute__(self, name):
return name
assert dir(Foo()) == []
def test_dir_custom(self):
class Foo(object):
def __dir__(self):
return ["1", "2", "3"]
f = Foo()
assert dir(f) == ["1", "2", "3"]
class Foo:
def __dir__(self):
return ["apple"]
assert dir(Foo()) == ["apple"]
class Foo(object):
def __dir__(self):
return 42
f = Foo()
raises(TypeError, dir, f)
import sys
class Foo(type(sys)):
def __dir__(self):
return ["blah"]
assert dir(Foo("a_mod")) == ["blah"]
def test_dir_custom_lookup(self):
"""
class M(type):
def __dir__(self, *args): return ["14"]
class X(metaclass=M):
pass
x = X()
x.__dir__ = lambda x: ["14"]
assert dir(x) != ["14"]
"""
def test_format(self):
assert format(4) == "4"
assert format(10, "o") == "12"
assert format(10, "#o") == "0o12"
assert format("hi") == "hi"
def test_vars(self):
def f():
return vars()
def g(c=0, b=0, a=0):
return vars()
assert f() == {}
assert g() == {'a':0, 'b':0, 'c':0}
def test_sum(self):
assert sum([]) ==0
assert sum([42]) ==42
assert sum([1,2,3]) ==6
assert sum([],5) ==5
assert sum([1,2,3],4) ==10
#
class Foo(object):
def __radd__(self, other):
assert other is None
return 42
assert sum([Foo()], None) == 42
def test_sum_fast_path(self):
# Fast paths for expected behaviour
start = []
assert sum([[1, 2], [3]], start) == [1, 2, 3]
assert start == []
start = [1, 2]
assert sum([[3]], start) == [1, 2, 3]
assert start == [1, 2]
assert sum([(1, 2), (3,)], ()) == (1, 2, 3)
assert sum([(3,)], (1, 2)) == (1, 2, 3)
assert sum(([x + 1] for x in range(3)), []) == [1, 2, 3]
def test_sum_empty_edge_cases(self):
assert sum([], []) == []
assert sum(iter([]), []) == []
assert sum([], ()) == ()
start = []
assert sum([], start) is start
assert sum([[]], start) is not start
def test_sum_type_errors(self):
with raises(TypeError):
sum([[]], ())
with raises(TypeError):
sum([()], [])
with raises(TypeError):
sum([[], [], ()], [])
def test_sum_strange_objects(self):
# All that follows should be rare, but needs care
class TupleTail(object):
def __radd__(self, other):
assert isinstance(other, tuple)
return other[1:]
strange_seq = [(1, 2), (3, 4), TupleTail(), (5,)]
assert sum(strange_seq, (2, 3, 4, 5))
assert sum(iter(strange_seq), (2, 3, 4, 5))
class NotAList(list):
def __add__(self, _):
return "!"
def __radd__(self, _):
return "?"
def __iadd__(self, _):
raise RuntimeError(
"Calling __iadd__ breaks CPython compatability"
)
assert sum([[1]], NotAList()) == "!"
assert sum([[1], NotAList()], []) == "?"
def test_sum_first_object_edge_cases(self):
class X(list):
def __radd__(self, other):
return Y()
class Y(object):
calls = []
def __add__(self, other):
Y.calls.append("add")
def __iadd__(self, other):
Y.calls.append("iadd")
assert sum([X(), []], []) is None
assert Y.calls == ["add"]
class Z(tuple):
def __radd__(self, other):
return Y()
assert sum([Z(), []], []) is None
assert Y.calls == ["add", "add"]
def test_type_selftest(self):
assert type(type) is type
def test_iter_sequence(self):
raises(TypeError,iter,3)
x = iter(['a','b','c'])
assert next(x) =='a'
assert next(x) =='b'
assert next(x) =='c'
raises(StopIteration, next, x)
def test_iter___iter__(self):
# This test assumes that dict.keys() method returns keys in
# the same order as dict.__iter__().
# Also, this test is not as explicit as the other tests;
# it tests 4 calls to __iter__() in one assert. It could
# be modified if better granularity on the assert is required.
mydict = {'a':1,'b':2,'c':3}
assert list(iter(mydict)) == list(mydict.keys())
def test_iter_callable_sentinel(self):
class count(object):
def __init__(self):
self.value = 0
def __call__(self):
self.value += 1
if self.value > 10:
raise StopIteration
return self.value
with raises(TypeError):
iter(3, 5)
x = iter(count(),3)
assert next(x) ==1
assert next(x) ==2
raises(StopIteration, next, x)
# a case that runs till the end
assert list(iter(count(), 100)) == [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
def test_enumerate(self):
import sys
seq = range(2,4)
enum = enumerate(seq)
assert next(enum) == (0, 2)
assert next(enum) == (1, 3)
raises(StopIteration, next, enum)
raises(TypeError, enumerate, 1)
raises(TypeError, enumerate, None)
enum = enumerate(range(5), 2)
assert list(enum) == list(zip(range(2, 7), range(5)))
enum = enumerate(range(2), 2**100)
assert list(enum) == [(2**100, 0), (2**100+1, 1)]
enum = enumerate(range(2), sys.maxsize)
assert list(enum) == [(sys.maxsize, 0), (sys.maxsize+1, 1)]
raises(TypeError, enumerate, range(2), 5.5)
def test_next(self):
x = iter(['a', 'b', 'c'])
assert next(x) == 'a'
assert next(x) == 'b'
assert next(x) == 'c'
raises(StopIteration, next, x)
assert next(x, 42) == 42
def test_next__next__(self):
class Counter:
def __init__(self):
self.count = 0
def __next__(self):
self.count += 1
return self.count
x = Counter()
assert next(x) == 1
assert next(x) == 2
assert next(x) == 3
def test_range_args(self):
raises(ValueError, range, 0, 1, 0)
def test_range_repr(self):
assert repr(range(1)) == 'range(0, 1)'
assert repr(range(1,2)) == 'range(1, 2)'
assert repr(range(1,2,3)) == 'range(1, 2, 3)'
def test_range_up(self):
x = range(2)
iter_x = iter(x)
assert next(iter_x) == 0
assert next(iter_x) == 1
raises(StopIteration, next, iter_x)
def test_range_down(self):
x = range(4,2,-1)
iter_x = iter(x)
assert next(iter_x) == 4
assert next(iter_x) == 3
raises(StopIteration, next, iter_x)
def test_range_has_type_identity(self):
assert type(range(1)) == type(range(1))
def test_range_len(self):
x = range(33)
assert len(x) == 33
exc = raises(TypeError, range, 33.2)
assert "integer" in str(exc.value)
x = range(33,0,-1)
assert len(x) == 33
x = range(33,0)
assert len(x) == 0
exc = raises(TypeError, range, 33, 0.2)
assert "integer" in str(exc.value)
x = range(0,33)
assert len(x) == 33
x = range(0,33,-1)
assert len(x) == 0
x = range(0,33,2)
assert len(x) == 17
x = range(0,32,2)
assert len(x) == 16
def test_range_indexing(self):
x = range(0,33,2)
assert x[7] == 14
assert x[-7] == 20
raises(IndexError, x.__getitem__, 17)
raises(IndexError, x.__getitem__, -18)
assert list(x.__getitem__(slice(0,3,1))) == [0, 2, 4]
def test_range_bad_args(self):
raises(TypeError, range, '1')
raises(TypeError, range, None)
raises(TypeError, range, 3+2j)
raises(TypeError, range, 1, '1')
raises(TypeError, range, 1, 3+2j)
raises(TypeError, range, 1, 2, '1')
raises(TypeError, range, 1, 2, 3+2j)
def test_range_bool(self):
import sys
a = range(-sys.maxsize, sys.maxsize)
assert bool(a) is True
b = range(10, 0)
assert bool(b) is False
def test_sorted(self):
l = []
sorted_l = sorted(l)
assert sorted_l is not l
assert sorted_l == l
l = [1, 5, 2, 3]
sorted_l = sorted(l)
assert sorted_l == [1, 2, 3, 5]
def test_sorted_with_keywords(self):
l = ['a', 'C', 'b']
sorted_l = sorted(l, reverse = True)
assert sorted_l is not l
assert sorted_l == ['b', 'a', 'C']
sorted_l = sorted(l, reverse = True, key = lambda x: x.lower())
assert sorted_l is not l
assert sorted_l == ['C', 'b', 'a']
raises(TypeError, sorted, [], reverse=None)
raises(TypeError, sorted, [], None)
def test_sorted_posonlyarg(self):
raises(TypeError, sorted, iterable=[])
def test_reversed_simple_sequences(self):
l = range(5)
rev = reversed(l)
assert list(rev) == [4, 3, 2, 1, 0]
assert list(l.__reversed__()) == [4, 3, 2, 1, 0]
s = "abcd"
assert list(reversed(s)) == ['d', 'c', 'b', 'a']
def test_reversed_custom_objects(self):
"""make sure __reversed__ is called when defined"""
class SomeClass(object):
def __reversed__(self):
return 42
obj = SomeClass()
assert reversed(obj) == 42
def test_return_None(self):
class X(object): pass
x = X()
assert setattr(x, 'x', 11) == None
assert delattr(x, 'x') == None
def test_divmod(self):
assert divmod(15,10) ==(1,5)
def test_callable(self):
class Call(object):
def __call__(self, a):
return a+2
assert callable(Call()), (
"Builtin function 'callable' misreads callable object")
assert callable(int), (
"Builtin function 'callable' misreads int")
class Call:
def __call__(self, a):
return a+2
assert callable(Call())
def test_uncallable(self):
# XXX TODO: I made the NoCall class explicitly newstyle to try and
# remedy the failure in this test observed when running this with
# the trivial objectspace, but the test _still_ fails then (it
# doesn't fail with the standard objectspace, though).
class NoCall(object):
pass
a = NoCall()
assert not callable(a), (
"Builtin function 'callable' misreads uncallable object")
a.__call__ = lambda: "foo"
assert not callable(a), (
"Builtin function 'callable' tricked by instance-__call__")
class NoCall:
pass
assert not callable(NoCall())
def test_hash(self):
assert hash(23) == hash(23)
assert hash(2.3) == hash(2.3)
assert hash('23') == hash("23")
assert hash((23,)) == hash((23,))
assert hash(22) != hash(23)
raises(TypeError, hash, [])
raises(TypeError, hash, {})
def test_eval(self):
assert eval("1+2") == 3
assert eval(" \t1+2\n") == 3
assert eval("len([])") == 0
assert eval("len([])", {}) == 0
# cpython 2.4 allows this (raises in 2.3)
assert eval("3", None, None) == 3
i = 4
assert eval("i", None, None) == 4
assert eval('a', None, dict(a=42)) == 42
def test_isinstance(self):
assert isinstance(5, int)
assert isinstance(5, object)
assert not isinstance(5, float)
assert isinstance(True, (int, float))
assert not isinstance(True, (type, float))
assert isinstance(True, ((type, float), bool))
raises(TypeError, isinstance, 5, 6)
raises(TypeError, isinstance, 5, (float, 6))
def test_issubclass(self):
assert issubclass(int, int)
assert issubclass(int, object)
assert not issubclass(int, float)
assert issubclass(bool, (int, float))
assert not issubclass(bool, (type, float))
assert issubclass(bool, ((type, float), bool))
raises(TypeError, issubclass, 5, int)
raises(TypeError, issubclass, int, 6)
raises(TypeError, issubclass, int, (float, 6))
def test_staticmethod(self):
class X(object):
def f(*args, **kwds): return args, kwds
f = staticmethod(f)
assert X.f() == ((), {})
assert X.f(42, x=43) == ((42,), {'x': 43})
assert X().f() == ((), {})
assert X().f(42, x=43) == ((42,), {'x': 43})
def test_classmethod(self):
class X(object):
def f(*args, **kwds): return args, kwds
f = classmethod(f)
class Y(X):
pass
assert X.f() == ((X,), {})
assert X.f(42, x=43) == ((X, 42), {'x': 43})
assert X().f() == ((X,), {})
assert X().f(42, x=43) == ((X, 42), {'x': 43})
assert Y.f() == ((Y,), {})
assert Y.f(42, x=43) == ((Y, 42), {'x': 43})
assert Y().f() == ((Y,), {})
assert Y().f(42, x=43) == ((Y, 42), {'x': 43})
def test_hasattr(self):
class X(object):
def broken(): pass # TypeError
abc = property(broken)
def broken2(): raise IOError
bac = property(broken2)
x = X()
x.foo = 42
assert hasattr(x, '__class__') is True
assert hasattr(x, 'foo') is True
assert hasattr(x, 'bar') is False
raises(TypeError, "hasattr(x, 'abc')")
raises(TypeError, "hasattr(x, 'bac')")
raises(TypeError, hasattr, x, None)
raises(TypeError, hasattr, x, 42)
assert hasattr(x, '\u5678') is False
def test_hasattr_exception(self):
class X(object):
def __getattr__(self, name):
if name == 'foo':
raise AttributeError
else:
raise KeyError
x = X()
assert hasattr(x, 'foo') is False
raises(KeyError, "hasattr(x, 'bar')")
def test_print_function(self):
import builtins
import sys
import _io
pr = getattr(builtins, "print")
save = sys.stdout
out = sys.stdout = _io.StringIO()
try:
pr("Hello,", "person!")
pr("2nd line", file=None)
sys.stdout = None
pr("nowhere")
finally:
sys.stdout = save
assert out.getvalue() == "Hello, person!\n2nd line\n"
out = _io.StringIO()
pr("Hello,", "person!", file=out)
assert out.getvalue() == "Hello, person!\n"
out = _io.StringIO()
pr("Hello,", "person!", file=out, end="")
assert out.getvalue() == "Hello, person!"
out = _io.StringIO()
pr("Hello,", "person!", file=out, sep="X")
assert out.getvalue() == "Hello,Xperson!\n"
out = _io.StringIO()
pr(b"Hello,", b"person!", file=out)
result = out.getvalue()
assert isinstance(result, str)
assert result == "b'Hello,' b'person!'\n"
out = _io.StringIO()
pr(None, file=out)
assert out.getvalue() == "None\n"
out = sys.stdout = _io.StringIO()
try:
pr("amaury", file=None)
finally:
sys.stdout = save
assert out.getvalue() == "amaury\n"
def test_print_function2(self):
import builtins
import _io
class MyStr(str):
def __str__(self):
return "sqlalchemy"
out = _io.StringIO()
s = MyStr('A')
pr = getattr(builtins, 'print')
pr(s, file=out)
pr(str(s), file=out)
assert out.getvalue() == "sqlalchemy\nsqlalchemy\n"
def test_print_exceptions(self):
import builtins
pr = getattr(builtins, "print")
raises(TypeError, pr, x=3)
raises(TypeError, pr, end=3)
raises(TypeError, pr, sep=42)
def test_round(self):
assert round(11.234) == 11
assert type(round(11.234)) is int
assert round(11.234, -1) == 10
assert type(round(11.234, -1)) is float
assert round(11.234, 0) == 11
assert round(11.234, 1) == 11.2
#
assert round(5e15-1) == 5e15-1
assert round(5e15) == 5e15
assert round(-(5e15-1)) == -(5e15-1)
assert round(-5e15) == -5e15
assert round(5e15/2) == 5e15/2
assert round((5e15+1)/2) == 5e15/2
assert round((5e15-1)/2) == 5e15/2
#
inf = 1e200 * 1e200
raises(OverflowError, round, inf)
raises(OverflowError, round, -inf)
nan = inf / inf
raises(ValueError, round, nan)
raises(OverflowError, round, 1.6e308, -308)
#
assert round(562949953421312.5, 1) == 562949953421312.5
assert round(56294995342131.5, 3) == 56294995342131.5
#
for i in range(-10, 10):
expected = i + (i % 2)
assert round(i + 0.5) == round(i + 0.5, 0) == expected
x = i * 10 + 5
assert round(x, -1) == round(float(x), -1) == expected * 10
assert round(0.0) == 0.0
assert type(round(0.0)) == int
assert round(1.0) == 1.0
assert round(10.0) == 10.0
assert round(1000000000.0) == 1000000000.0
assert round(1e20) == 1e20
assert round(-1.0) == -1.0
assert round(-10.0) == -10.0
assert round(-1000000000.0) == -1000000000.0
assert round(-1e20) == -1e20
assert round(0.1) == 0.0
assert round(1.1) == 1.0
assert round(10.1) == 10.0
assert round(1000000000.1) == 1000000000.0
assert round(-1.1) == -1.0
assert round(-10.1) == -10.0
assert round(-1000000000.1) == -1000000000.0
assert round(0.9) == 1.0
assert round(9.9) == 10.0
assert round(999999999.9) == 1000000000.0
assert round(-0.9) == -1.0
assert round(-9.9) == -10.0
assert round(-999999999.9) == -1000000000.0
assert round(-8.0, -1) == -10.0
assert type(round(-8.0, -1)) == float
assert type(round(-8.0, 0)) == float
assert type(round(-8.0, 1)) == float
# Check even / odd rounding behaviour
assert round(5.5) == 6
assert round(6.5) == 6
assert round(-5.5) == -6
assert round(-6.5) == -6
# Check behavior on ints
assert round(0) == 0
assert round(8) == 8
assert round(-8) == -8
assert type(round(0)) == int
assert type(round(-8, -1)) == int
assert type(round(-8, 0)) == int
assert type(round(-8, 1)) == int
assert round(number=-8.0, ndigits=-1) == -10.0
raises(TypeError, round)
# test generic rounding delegation for reals
class TestRound:
def __round__(self):
return 23
class TestNoRound:
pass
assert round(TestRound()) == 23
raises(TypeError, round, 1, 2, 3)
raises(TypeError, round, TestNoRound())
t = TestNoRound()
t.__round__ = lambda *args: args
raises(TypeError, round, t)
raises(TypeError, round, t, 0)
assert round(3, ndigits=None) == 3
assert round(3.0, ndigits=None) == 3
assert type(round(3.0, ndigits=None)) is int
def test_vars_obscure_case(self):
class C_get_vars(object):
def getDict(self):
return {'a':2}
__dict__ = property(fget=getDict)
assert vars(C_get_vars()) == {'a':2}
def test_len_negative_overflow(self):
import sys
class NegativeLen:
def __len__(self):
return -10
raises(ValueError, len, NegativeLen())
class HugeLen:
def __len__(self):
return sys.maxsize + 1
raises(OverflowError, len, HugeLen())
class HugeNegativeLen:
def __len__(self):
return -sys.maxsize-10
raises(ValueError, len, HugeNegativeLen())
class AppTestGetattr:
spaceconfig = {}
def test_getattr(self):
class a(object):
i = 5
assert getattr(a, 'i') == 5
raises(AttributeError, getattr, a, 'k')
assert getattr(a, 'k', 42) == 42
raises(TypeError, getattr, a, b'i')
raises(TypeError, getattr, a, b'k', 42)
def test_getattr_typecheck(self):
class A(object):
def __getattribute__(self, name):
pass
def __setattr__(self, name, value):
pass
def __delattr__(self, name):
pass
raises(TypeError, getattr, A(), 42)
raises(TypeError, setattr, A(), 42, 'x')
raises(TypeError, delattr, A(), 42)
def test_getattr_None(self):
import sys
if '__pypy__' not in sys.modules:
skip('CPython uses wrapper types for this')
class C:
def _m(self): pass
assert isinstance(getattr(type(None), '__eq__'), type(lambda: None))
assert isinstance(getattr(None, '__eq__'), type(C()._m))
def test_getattr_userobject(self):
class C:
def _m(self): pass
class A(object):
def __eq__(self, other):
pass
a = A()
assert isinstance(getattr(A, '__eq__'), type(lambda: None))
assert isinstance(getattr(a, '__eq__'), type(C()._m))
a.__eq__ = 42
assert a.__eq__ == 42
def test_pow_kwarg(self):
assert pow(base=5, exp=2, mod=14) == 11
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