def run_test(self, parameters):
"""
Run a Click PlaybookRunner test case.
:param parameters: a TestCaseParameters instance
"""
result = CliRunner().invoke(cli=oct_command, args=parameters.args)
extra = 'Full output:\n{}'.format(result.output)
if result.exception is not None:
extra = ''.join(format_exception(*result.exc_info))
self.assertEqual(
parameters.expected_result, result.exit_code,
format_assertion_failure(
message='Command did not exit with correct code.',
expectation=(parameters.expected_result, result.exit_code),
extra=extra))
self.validate_call_metadata(parameters.expected_calls)
if parameters.expected_output is not None:
self.assertIn(
parameters.expected_output,
result.output,
msg=format_assertion_failure(
message='Phrase `{}` not found in output.'.format(
parameters.expected_output),
extra=extra))
def make_equality_assertion(self, actual, expected, message):
"""
Make an assertion about equality, with a nice
error message that is consistent between tests
and gives full context to what is being tested.
:param actual: object
:param expected: object
:param message: failure message
"""
self.assertEqual(actual,
expected,
msg=format_assertion_failure(
message=message,
expectation=(actual, expected),
extra='Full Call Metadata Context:\n{}'.format(
format_expectation(self._call_metadata,
self._expected_calls))))