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#!/usr/bin/env python

##############################################################################
# Copyright (c) 2016 Juan Qiu and others
# juan_ qiu@tongji.edu.cn
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################

# Unittest for yardstick.benchmark.scenarios.availability.attacker
# .attacker_general

from __future__ import absolute_import
import mock
import unittest

from yardstick.benchmark.scenarios.availability.attacker import baseattacker


@mock.patch('yardstick.benchmark.scenarios.availability.attacker.'
            'attacker_general.ssh')
class GeneralAttackerServiceTestCase(unittest.TestCase):

    def setUp(self):
        host = {
            "ip": "10.20.0.5",
            "user": "root",
            "key_filename": "/root/.ssh/id_rsa"
        }
        self.context = {"node1": host}
        self.attacker_cfg = {
            'fault_type': 'general-attacker',
            'action_parameter': {'process_name': 'nova_api'},
            'rollback_parameter': {'process_name': 'nova_api'},
            'key': 'stop-service',
            'attack_key': 'stop-service',
            'host': 'node1',
        }

    def test__attacker_service_all_successful(self, mock_ssh):

        cls = baseattacker.BaseAttacker.get_attacker_cls(self.attacker_cfg)
        ins = cls(self.attacker_cfg, self.context)

        mock_ssh.SSH.from_node().execute.return_value = (0, "running", '')
        ins.setup()
        ins.inject_fault()
        ins.recover()

    def test__attacker_service_check_failuer(self, mock_ssh):

        cls = baseattacker.BaseAttacker.get_attacker_cls(self.attacker_cfg)
        ins = cls(self.attacker_cfg, self.context)

        mock_ssh.SSH.from_node().execute.return_value = (0, "error check", '')
        ins.setup()