def test_should_render_execution_chain(self, mock_deserialize, mock_exists):
mock_exists.return_value = True
execution1 = Execution(
'command', ['-arg1', '-arg2'], 'stdin', expected=True)
execution2 = Execution(
'command', ['-arg1', '-arg3'], 'stdin', expected=True)
execution3 = Execution(
'command', ['-arg2', '-arg4'], 'stdin', expected=True)
execution4 = Execution(
'command', ['-arg3', '-arg4'], 'stdin', expected=True)
mock_deserialize.return_value = [
execution1, execution2, execution3, execution4]
verifier = VerifierLoader('/hello/world')
verify = verifier.__enter__()
execution_chain_stream = StringIO()
verify.render_execution_chain(execution_chain_stream)
self.assertEquals(execution_chain_stream.getvalue(),
''' Execution chain
1 | command -arg1 -arg2
2 | command -arg1 -arg3
3 | command -arg2 -arg4
4 | command -arg3 -arg4
''')
execution_chain_stream.close()
def test_should_return_empty_verifier_when_filtering_by_argument_not_matching_execution(self, mock_deserialize, mock_exists):
mock_exists.return_value = True
execution1 = Execution(
'command', ['-arg1', '-arg2'], 'stdin', expected=True)
mock_deserialize.return_value = [execution1]
verifier = VerifierLoader('/hello/world')
verify = verifier.__enter__()
with verify.filter_by_argument('foobar') as verify_foobar:
self.assertEqual([], verify_foobar.executions)
verify_foobar.finished()
