text: import unittest
  from eee import e
  
  
  class TestSum(unittest.TestCase):
      def test_e_default(self):
          self.assertEqual(e(), "eee", "Should be 'eee'")
  
      def test_e(self):
          self.assertEqual(e(5), "eeeee", "Should be 'eeeee'")
  
  
  if __name__ == "__main__":
      unittest.main()
  