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test_tty_netconf.py
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test_tty_netconf.py
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import unittest2 as unittest
from nose.plugins.attrib import attr
from mock import MagicMock, patch
from jnpr.junos.transport.tty_netconf import tty_netconf
import six
import os
import select
import socket
from ncclient.operations import RPCError
@attr('unit')
class TestTTYNetconf(unittest.TestCase):
def setUp(self):
self.tty_net = tty_netconf(MagicMock())
@patch('jnpr.junos.transport.tty_netconf.tty_netconf._receive')
def test_open_at_shell_true(self, mock_rcv):
mock_rcv.return_value = ']]>]]>'
self.tty_net.open(True)
self.tty_net._tty.write.assert_called_with(
'xml-mode netconf need-trailer')
@patch('jnpr.junos.transport.tty_netconf.tty_netconf._receive')
@patch('jnpr.junos.transport.tty_netconf.timedelta')
def test_open_RuntimeError(self, mock_delta, mock_rcv):
mock_rcv.return_value = ']]>]]>'
self.tty_net._tty.read.return_value = six.b('testing')
from datetime import timedelta
mock_delta.return_value = timedelta(seconds=0.5)
self.assertRaises(RuntimeError, self.tty_net.open, False)
self.tty_net._tty.write.assert_called_with(
'junoscript netconf need-trailer')
@patch('ncclient.operations.rpc.RPCReply.parse')
@patch('jnpr.junos.transport.tty_netconf.tty_netconf._receive')
def test_rpc(self, mock_rcv, mock_parse):
mock_rcv.return_value = ']]>]]>'
self.tty_net.rpc('get-interface-information')
self.tty_net._tty.rawwrite.assert_called_with(
six.b('<rpc><get-interface-information/></rpc>'))
@patch('jnpr.junos.transport.tty_netconf.tty_netconf._receive')
def test_tty_netconf_single_rpc_error(self, mock_rcv):
mock_rcv.return_value = """
<rpc-reply xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
<rpc-error><error-type>protocol</error-type>
<error-tag>operation-failed</error-tag>
<error-severity>error</error-severity>
<error-message>interface-ranges expansion failed
</error-message></rpc-error></rpc-reply>"""
self.assertRaises(RPCError, self.tty_net.rpc, 'commit-configuration')
@patch('jnpr.junos.transport.tty_netconf.tty_netconf._receive')
def test_tty_netconf_multi_rpc_error(self, mock_rcv):
mock_rcv.return_value = self._read_file('commit-configuration.xml')
self.assertRaises(RPCError, self.tty_net.rpc, 'commit-configuration')
@patch('jnpr.junos.transport.tty_netconf.tty_netconf.rpc')
def test_close_force_true(self, mock_rpc):
self.tty_net.close(True)
mock_rpc.assert_called_with('close-session')
@patch('jnpr.junos.transport.tty_netconf.tty_netconf.rpc')
def test_close_force_false(self, mock_rpc):
self.tty_net.close(False)
self.assertTrue('close-session' not in mock_rpc.call_args_list)
@patch('jnpr.junos.transport.tty_netconf.tty_netconf.rpc')
def test_zeroize_exception(self, mock_rpc):
mock_rpc.side_effect = ValueError
self.assertTrue(not self.tty_net.zeroize())
@patch('jnpr.junos.transport.tty_netconf.select.select')
def test_tty_netconf_receive_select_error(self, mock_select):
mock_select.side_effect = select.error
self.assertRaises(select.error, self.tty_net._receive)
@patch('jnpr.junos.transport.tty_netconf.select.select')
def test_tty_netconf_receive_socket_error(self, mock_select):
mock_select.side_effect = socket.error
self.assertRaises(socket.error, self.tty_net._receive)
@patch('jnpr.junos.transport.tty_netconf.select.select')
def test_tty_netconf_receive_empty_line(self, mock_select):
rx = MagicMock()
rx.read_until.side_effect = iter([
six.b(''), six.b(']]>]]>')])
mock_select.return_value = ([rx], [], [])
self.assertEqual(self.tty_net._receive().tag, 'error-in-receive')
@patch('jnpr.junos.transport.tty_netconf.select.select')
def test_tty_netconf_receive_splited_eom(self, mock_select):
rx = MagicMock()
rx.read_until.side_effect = iter(['testing]', ']>', ']]>'])
mock_select.return_value = ([rx], [], [])
self.assertEqual(self.tty_net._receive().tag, 'error-in-receive')
@patch('jnpr.junos.transport.tty_netconf.select.select')
def test_tty_netconf_receive_splited_eom(self, mock_select):
rx = MagicMock()
rx.read_until.side_effect = iter([six.b(i) for i in
['testing]', ']>', ']]>']])
mock_select.return_value = ([rx], [], [])
self.assertEqual(self.tty_net._receive().tag, 'error-in-receive')
@patch('jnpr.junos.transport.tty_netconf.select.select')
def test_tty_netconf_receive_XMLSyntaxError(self, mock_select):
rx = MagicMock()
rx.read_until.side_effect = iter([
six.b('<rpc-reply>ok<dummy></rpc-reply>'),
six.b('\n]]>]]>')])
mock_select.return_value = ([rx], [], [])
self.assertEqual(self.tty_net._receive(),
six.b('<rpc-reply>ok<dummy/></rpc-reply>'))
@patch('jnpr.junos.transport.tty_netconf.select.select')
def test_tty_netconf_receive_XMLSyntaxError_eom_in_center(
self, mock_select):
rx = MagicMock()
rx.read_until.side_effect = iter([
six.b('<rpc-reply>ok</rpc-reply>'),
six.b(']]>]]>\ndummy')])
mock_select.return_value = ([rx], [], [])
self.assertEqual(self.tty_net._receive(),
six.b('<rpc-reply>ok</rpc-reply>'))
@patch('jnpr.junos.transport.tty_netconf.select.select')
def test_tty_netconf_receive_xmn_error(
self, mock_select):
rx = MagicMock()
rx.read_until.side_effect = iter([
six.b('<message>ok</message>'),
six.b('\n</xnm:error>\n'),
six.b(']]>]]>\ndummy')])
mock_select.return_value = ([rx], [], [])
self.assertEqual(self.tty_net._receive().tag,
'error-in-receive')
def _read_file(self, fname):
fpath = os.path.join(os.path.dirname(__file__),
'rpc-reply', fname)
foo = open(fpath).read()
# specific to multi rpc error
if fname == 'commit-configuration.xml':
return foo