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# The exec hacking is needed to have the code snippets compiled
# by our own compiler, not CPython's
def test_call_method():
exec("""if 1:
class C(object):
def m(*args, **kwds):
return args, kwds
sm = staticmethod(m)
cm = classmethod(m)
c = C()
assert c.m() == ((c,), {})
assert c.sm() == ((), {})
assert c.cm() == ((C,), {})
assert c.m(5) == ((c, 5), {})
assert c.sm(6) == ((6,), {})
assert c.cm(7) == ((C, 7), {})
assert c.m(5, x=3) == ((c, 5), {'x': 3})
assert c.m(*range(5)) == ((c, 0, 1, 2, 3, 4), {})
assert c.m(**{'u': 4}) == ((c,), {'u': 4})
""")
def test_call_attribute():
exec("""if 1:
class C(object):
def m(*args, **kwds):
return args, kwds
def myfunc(*args):
return args
c = C()
c.m = c.m2 = myfunc
assert c.m() == ()
assert c.m(5, 2) == (5, 2)
assert c.m2(4) == (4,)
assert c.m2("h", "e", "l", "l", "o") == tuple("hello")
""")
def test_call_module():
exec("""if 1:
import sys
try:
sys.exit(5)
except SystemExit as e:
assert e.args == (5,)
else:
raise Exception("did not raise?")
""")
def test_custom_getattr():
exec("""if 1:
class C(object):
def __getattr__(self, name):
if name == 'bla':
return myfunc
raise AttributeError
def myfunc(*args):
return args
c = C()
assert c.bla(1, 2, 3) == (1, 2, 3)
""", {})
def test_custom_getattribute():
exec("""if 1:
class C(object):
def __getattribute__(self, name):
if name == 'bla':
return myfunc
raise AttributeError
def bla(self):
Boom
def myfunc(*args):
return args
c = C()
assert c.bla(1, 2, 3) == (1, 2, 3)
""", {})
def test_builtin():
exec("""if 1:
class C(object):
foobar = len
c = C()
assert c.foobar("hello") == 5
""")
def test_attributeerror():
exec("""if 1:
assert 5 .__add__(6) == 11
try:
6 .foobar(7)
except AttributeError:
pass
else:
raise Exception("did not raise?")
""")
def test_kwargs():
exec("""if 1:
class C(object):
def f(self, a):
return a + 2
assert C().f(a=3) == 5
""")
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