def test_methodcaller(self):
from _operator import methodcaller
class X(object):
def method(self, arg1=2, arg2=3):
return arg1, arg2
x = X()
assert methodcaller("method")(x) == (2, 3)
assert methodcaller("method", 4)(x) == (4, 3)
assert methodcaller("method", 4, 5)(x) == (4, 5)
assert methodcaller("method", 4, arg2=42)(x) == (4, 42)
def test_methodcaller_self(self):
from operator import methodcaller
class X:
def method(myself, self):
return self * 6
assert methodcaller("method", self=7)(X()) == 42
def _MessageToJsonObject(self, message):
"""Converts message to an object according to Proto3 JSON Specification."""
try:
message_descriptor = message.DESCRIPTOR
except:
message_descriptor = message
full_name = message_descriptor.full_name
if _IsWrapperMessage(message_descriptor):
return self._WrapperMessageToJsonObject(message)
if full_name in _WKTJSONMETHODS:
return methodcaller(_WKTJSONMETHODS[full_name][0], message)(self)
js = {}
return self._RegularMessageToJsonObject(message, js)
class A(object):
getx = operator.attrgetter('x')
get3 = operator.itemgetter(3)
callx = operator.methodcaller("append", "x")
def test_repr_methodcaller(self):
import _operator as operator
assert repr(operator.methodcaller(
"foo", "bar",
baz=42)) == ("operator.methodcaller('foo', 'bar', baz=42)")