def test_equal_1(self):
     self.assertEqual(
         get_nth(build_one_two_three(), 0).data, 1,
         'First node should be located at index 0.')
 def test_equal_3(self):
     self.assertEqual(
         get_nth(build_one_two_three(), 2).data, 3,
         'Third node should be located at index 2.')
 def test_equal_2(self):
     self.assertEqual(
         get_nth(build_one_two_three(), 1).data, 2,
         'Second node should be located at index 1.')
 def test_equal_1(self):
     self.assertEqual(get_nth(build_one_two_three(), 0).data, 1,
                      'First node should be located at index 0.')
 def test_equal_3(self):
     self.assertEqual(get_nth(build_one_two_three(), 2).data, 3,
                      'Third node should be located at index 2.')
 def test_equal_2(self):
     self.assertEqual(get_nth(build_one_two_three(), 1).data, 2,
                      'Second node should be located at index 1.')