new_contents: import sys
  sys.path.insert(0, '/home/drobles/projects/mlnd-capstone-code/src/')
  import unittest
  from games import TicTacToe
  
  class TestTicTacToe(unittest.TestCase):
  
      def setUp(self):
          self.game = TicTacToe()
  
      def test_legal_moves_start(self):
          actual = self.game.legal_moves()
          expected = [1, 2, 3, 4, 5, 6, 7, 8, 9]
          self.assertItemsEqual(actual, expected)
  
      def test_legal_moves_after_one_move(self):
          self.game.make_move(1)
          actual = self.game.legal_moves()
          expected = [2, 3, 4, 5, 6, 7, 8, 9]
          self.assertItemsEqual(actual, expected)
  
      def test_legal_moves_after_two_moves(self):
          self.game.make_move(3)
          self.game.make_move(7)
          actual = self.game.legal_moves()
          expected = [1, 2, 4, 5, 6, 8, 9]
          self.assertItemsEqual(actual, expected)
  
  if __name__ == 'main':
      unittest.main()
  
subject: Add TicTacToe tests