# Pastebin ZyyLS1hv
class TestAccountGeneratorReturnCode(base.TestCase, MockHelpersMixin):
    identity_version = 2

    def setUp(self):
        super(TestAccountGeneratorReturnCode, self).setUp()
        self.mock_config_and_opts(self.identity_version)

    def assertRunExit(self, cmd, expected):
        p = subprocess.Popen(cmd, stdout=subprocess.PIPE,
                             stderr=subprocess.PIPE)
        out, err = p.communicate()
        msg = ("Running %s got an unexpected returncode\n"
               "Stdout: %s\nStderr: %s" % (' '.join(cmd), out, err))
        self.assertEqual(p.returncode, expected, msg)

    def test_account_generator_exist_accounts_file(self):
        self.assertRunExit(
            ['tempest', 'account-generator',  'accounts.yaml'], 0)