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20 changes: 20 additions & 0 deletions parameterized/parameterized.py
Original file line number Diff line number Diff line change
Expand Up @@ -549,6 +549,26 @@ def standalone_func(*a):
@classmethod
def to_safe_name(cls, s):
return str(re.sub("[^a-zA-Z0-9_]+", "_", s))

@classmethod
def subtest(cls, params):
"""
@parameterized.subTests(...)
def test_foo(self):
...
->
def test_foo(self):
for param in ...:
with self.subTest(param):
...
"""
def decorator(func):
def wrapper(self, *args, **kwargs):
for p in cls.input_as_callable(params)():
with self.subTest(p):
func(*((self,) + p.args), **p.kwargs)
return wrapper
return decorator


def parameterized_class(attrs, input_values=None, class_name_func=None, classname_func=None):
Expand Down