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# Copyright (c) 2015, Arista Networks, Inc.
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import sys
import os
import unittest

sys.path.append(os.path.join(os.path.dirname(__file__), '../lib'))

from testlib import get_fixture, random_string, function
from testlib import EapiConfigUnitTest

import pyeapi.api.system

class TestApiSystem(EapiConfigUnitTest):

    def __init__(self, *args, **kwargs):
        super(TestApiSystem, self).__init__(*args, **kwargs)
        self.instance = pyeapi.api.system.instance(None)
        self.config = open(get_fixture('running_config.text')).read()

    def test_get(self):
        keys = ['hostname', 'iprouting', 'banner_motd', 'banner_login']
        result = self.instance.get()
        self.assertEqual(sorted(keys), sorted(list(result.keys())))
        self.assertIsNotNone(self.instance.get()['banner_motd'])
        self.assertIsNotNone(self.instance.get()['banner_login'])

    def test_set_hostname(self):
        for state in ['config', 'negate', 'default']:
            value = random_string()
            if state == 'config':
                cmds = 'hostname %s' % value
                func = function('set_hostname', value)
            elif state == 'negate':
                cmds = 'no hostname'
                func = function('set_hostname', disable=True)
            elif state == 'default':
                cmds = 'default hostname'
                func = function('set_hostname', value=value, default=True)
            self.eapi_positive_config_test(func, cmds)

    def test_set_iprouting(self):
        for state in ['config', 'negate', 'default']:
            if state == 'config':
                cmds = 'ip routing'
                func = function('set_iprouting', True)
            elif state == 'negate':
                cmds = 'no ip routing'
                func = function('set_iprouting', disable=True)
            elif state == 'default':
                cmds = 'default ip routing'
                func = function('set_iprouting', default=True)
            self.eapi_positive_config_test(func, cmds)

    def test_set_banner(self):
        banner_value = random_string() + "\n"
        func = function('set_banner', banner_type='motd',
                        value=banner_value)
        cmds = [dict(cmd='banner motd', input=banner_value)]
        self.eapi_positive_config_test(func, cmds)

    def test_set_banner_default_disable(self):
        func = function('set_banner', banner_type='motd',
                        value=None, default=True)
        cmds = 'default banner motd'
        self.eapi_positive_config_test(func, cmds)
        func = function('set_banner', banner_type='motd',
                        value=None, disable=True)
        cmds = 'no banner motd'
        self.eapi_positive_config_test(func, cmds)

if __name__ == '__main__':
    unittest.main()