import io

import salt.proxy.junos as junos
from tests.support.mixins import LoaderModuleMockMixin
from tests.support.mock import patch
from tests.support.unit import TestCase, skipIf

try:
    from jnpr.junos.device import Device  # pylint: disable=unused-import
    from jnpr.junos.exception import ConnectError
    import jxmlease  # pylint: disable=unused-import

    HAS_JUNOS = True
except ImportError:
    HAS_JUNOS = False


@skipIf(not HAS_JUNOS, "The junos-eznc and jxmlease modules are required")
class JunosProxyTestCase(TestCase, LoaderModuleMockMixin):
    def setup_loader_modules(self):
        return {junos: {"DETAILS": {}, "__pillar__": {}}}

    def setUp(self):
        self.opts = {"proxy": {"username": "xxxx", "password]": "xxx", "host": "junos"}}

    @patch("ncclient.manager.connect")
    def test_init(self, mock_connect):
        junos.init(self.opts)
        self.assertTrue(junos.thisproxy.get("initialized"))

    @patch("ncclient.manager.connect")
    def test_init_err(self, mock_connect):
        mock_connect.side_effect = ConnectError
        junos.init(self.opts)
        self.assertFalse(junos.thisproxy.get("initialized"))

    @patch("ncclient.manager.connect")
    def test_alive(self, mock_connect):
        junos.init(self.opts)
        junos.thisproxy["conn"]._conn._session._buffer = io.BytesIO()
        self.assertTrue(junos.alive(self.opts))
        self.assertTrue(junos.thisproxy.get("initialized"))