def test_add_method_coderef_exception(self):
smobj = SelfMutilatingObject()
exception = None
try:
smobj.add_method('walla', 'walla')
except TypeError as exception:
pass
assert exception
def test_add_method_name_exception(self):
smobj = SelfMutilatingObject()
def thing():
print "thing works"
exception = None
try:
smobj.add_method(42, thing)
except TypeError as exception:
pass
assert exception
def test_add_method_params(self):
smobj = SelfMutilatingObject()
def concat(*params):
concat = ""
for word in params:
if concat:
concat + " and "
concat += word
return concat
smobj.add_method('concatinate', concat)
smobj.concatinate('one', 'two', 'three') == "one and two and three"
def test_add_method_kwargs(self):
smobj = SelfMutilatingObject()
def translate(**kwargs):
answer = ""
for (k, v) in kwargs.items():
if answer:
answer += ", "
answer += "%s %s" % (v, k)
return answer
smobj.add_method('translate', translate)
answer = smobj.translate(cat='siamese', dog='terrier', mouse='field')
assert "siamese cat" in answer
assert "terrier dog" in answer
assert "field mouse" in answer
def test_add_method_args(self):
smobj = SelfMutilatingObject()
smobj.add_method('multiply', lambda a, b: a * b)
assert smobj.multiply(2, 2) == 4