text: 
  from habu.lib.xor import xor
  
  
  def test_xor():
      text = b'text to encrypt'
      encrypted = xor(text)
      assert text == xor(encrypted)
  
  
  def test_xor_w_key():
      text = b'text to encrypt'
      key = b'secret'
      encrypted = xor(text, key)
      assert text == xor(encrypted, key)
  
  