def _add_error(self, message, exception):
"""Add an error to the test from an exception.
* Add a new step with `message`, don't log it
* Add an error using:
- message -> 'exception.__class__.__name__: exception'
e.g.: 'AssertionError: expected title to be 'foo'
- description -> traceback.format_exc()
* Append the error to the last step
* Log the error
* Take a screenshot if screenshot_on_error == True and
there is an open browser
"""
actions._add_step(message, log_step=False)
error_message = f'{exception.__class__.__name__}: {exception}'
trcbk = traceback.format_exc().rstrip()
actions._add_error(message=error_message, description=trcbk)
actions._append_error(message=error_message, description=trcbk)
self._take_screeenshot_on_error()
def test(data):
# append error when there are no steps
with expected_exception(Exception,
'there is no last step to append error'):
actions._append_error('error message', description='error description')
# add a step and append an error to it
actions._add_step('step message')
actions._append_error('error message', description='error description')
expected = {'message': 'error message', 'description': 'error description'}
assert execution.steps[-1]['error'] == expected
# append error when last step already contains an error
with expected_exception(Exception, 'last step already contains an error'):
actions._append_error('error message', description='error description')