text: from tcenter.center import to_center
  
  def test_to_center_happy_way():
      receive_valid_one = to_center('Olá Mundo', 20)
      receive_valid_two = to_center('Olá Mundo', '20')
      receive_valid_three = to_center('Olá Mundo', 20, '=')
      assert receive_valid_one
      assert receive_valid_two
      assert receive_valid_three
  
  
  def test_to_center_happ_say():
      receive_invalid = to_center('Olá Mundo', 'a')
      assert receive_invalid
  
  
  