def test_recursive_cache_4 (self) :
     i = collatz_recursive_cache(8989)
     self.assert_(i == 79)
 def test_recursive_cache_2 (self) :
     i = collatz_recursive_cache(78946)
     self.assert_(i == 77)
 def test_recursive_cache_3 (self) :
     i = collatz_recursive_cache(90000)
     self.assert_(i == 165)
 def test_recursive_cache_1 (self) :
     i = collatz_recursive_cache(500)
     self.assert_(i == 111)