text: """ Testing tripwire module
  """
  
  from ..tripwire import TripWire, is_tripwire, TripWireError
  
  import pytest
  
  def test_is_tripwire():
      assert not is_tripwire(object())
      assert is_tripwire(TripWire('some message'))
  
  
  def test_tripwire():
      # Test tripwire object
      silly_module_name = TripWire('We do not have silly_module_name')
      with pytest.raises(TripWireError):
          silly_module_name.do_silly_thing
      # Check AttributeError can be checked too
      try:
          silly_module_name.__wrapped__
      except TripWireError as err:
          assert isinstance(err, AttributeError)
      else:
          raise RuntimeError("No error raised, but expected")
  