docstr: Tests when a function has *args and it was expected.
docstr_tok: ["Tests","when","a","function","has","*","args","and","it","was","expected","."]
code: def test_starargs(self):
      """
      Tests when a function has *args and it was expected.
      """
  
      def f(*args):
          pass
  
      verify_callable_argspec(f, expect_starargs=True)
  
imports: from unittest import TestCase
  from catalyst.utils.argcheck import verify_callable_argspec, Argument, NoStarargs, UnexpectedStarargs, NoKwargs, UnexpectedKwargs, NotCallable, NotEnoughArguments, TooManyArguments, MismatchedArguments
label_desc: Use image node_id 3 for calling the TestArgCheck obj's underlying member method code with example usage: obj.test_starargs() without return types