def test_teardown_open_stream():
'''Teardown open stream.'''
target = StringIO()
stream = Stream(stream=target)
stream.output(['test'])
stream.teardown()
assert not target.closed
assert target.getvalue() == 'test'
def test_teardown_closed_stream():
'''Teardown closed stream without error.'''
target = StringIO()
stream = Stream(stream=target)
target.close()
stream.teardown()
