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Adding start of ssh connection unit tests
This commit is contained in:
James Cammarata
parent
22344c5320
commit
2f472fd4e9
1 changed files with 267 additions and 0 deletions
267
test/units/plugins/connections/test_connection_ssh.py
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267
test/units/plugins/connections/test_connection_ssh.py
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# (c) 2015, Toshio Kuratomi <tkuratomi@ansible.com>
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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# Make coding more python3-ish
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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import sys
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from io import StringIO
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from ansible.compat.tests import unittest
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from ansible.compat.tests.mock import patch, MagicMock, mock_open
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from ansible.playbook.play_context import PlayContext
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from ansible.plugins.connection import ssh
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class TestConnectionBaseClass(unittest.TestCase):
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def test_plugins_connection_ssh_basic(self):
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pc = PlayContext()
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new_stdin = StringIO()
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conn = ssh.Connection(pc, new_stdin)
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# connect just returns self, so assert that
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res = conn._connect()
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self.assertEqual(conn, res)
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ssh.SSHPASS_AVAILABLE = False
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self.assertFalse(conn._sshpass_available())
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ssh.SSHPASS_AVAILABLE = True
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self.assertTrue(conn._sshpass_available())
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with patch('subprocess.Popen') as p:
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ssh.SSHPASS_AVAILABLE = None
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p.return_value = MagicMock()
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self.assertTrue(conn._sshpass_available())
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ssh.SSHPASS_AVAILABLE = None
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p.return_value = None
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p.side_effect = OSError()
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self.assertFalse(conn._sshpass_available())
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conn.close()
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self.assertFalse(conn._connected)
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def test_plugins_connection_ssh__build_command(self):
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pc = PlayContext()
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new_stdin = StringIO()
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conn = ssh.Connection(pc, new_stdin)
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conn._build_command('ssh')
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def test_plugins_connection_ssh_exec_command(self):
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pc = PlayContext()
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new_stdin = StringIO()
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conn = ssh.Connection(pc, new_stdin)
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conn._build_command = MagicMock()
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conn._build_command.return_value = 'ssh something something'
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conn._run = MagicMock()
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conn._run.return_value = (0, 'stdout', 'stderr')
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res, stdout, stderr = conn._exec_command('ssh')
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res, stdout, stderr = conn._exec_command('ssh', 'this is some data')
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def test_plugins_connection_ssh__exec_command(self):
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pc = PlayContext()
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new_stdin = StringIO()
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conn = ssh.Connection(pc, new_stdin)
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@patch('select.select')
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@patch('fcntl.fcntl')
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@patch('os.write')
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@patch('os.close')
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@patch('pty.openpty')
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@patch('subprocess.Popen')
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def test_plugins_connection_ssh__run(self, mock_Popen, mock_openpty, mock_osclose, mock_oswrite, mock_fcntl, mock_select):
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pc = PlayContext()
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new_stdin = StringIO()
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conn = ssh.Connection(pc, new_stdin)
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conn._send_initial_data = MagicMock()
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conn._examine_output = MagicMock()
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conn._terminate_process = MagicMock()
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conn.sshpass_pipe = [MagicMock(), MagicMock()]
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mock_popen_res = MagicMock()
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mock_popen_res.poll = MagicMock()
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mock_popen_res.wait = MagicMock()
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mock_popen_res.stdin = MagicMock()
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mock_popen_res.stdin.fileno.return_value = 1000
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mock_popen_res.stdout = MagicMock()
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mock_popen_res.stdout.fileno.return_value = 1001
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mock_popen_res.stderr = MagicMock()
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mock_popen_res.stderr.fileno.return_value = 1002
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mock_popen_res.return_code = 0
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mock_Popen.return_value = mock_popen_res
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def _mock_select(rlist, wlist, elist, timeout=None):
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rvals = []
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if mock_popen_res.stdin in rlist:
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rvals.append(mock_popen_res.stdin)
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if mock_popen_res.stderr in rlist:
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rvals.append(mock_popen_res.stderr)
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return (rvals, [], [])
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mock_select.side_effect = _mock_select
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mock_popen_res.stdout.read.side_effect = ["some data", ""]
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mock_popen_res.stderr.read.side_effect = [""]
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conn._run("ssh", "this is input data")
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# test with a password set to trigger the sshpass write
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pc.password = '12345'
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mock_popen_res.stdout.read.side_effect = ["some data", "", ""]
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mock_popen_res.stderr.read.side_effect = [""]
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conn._run(["ssh", "is", "a", "cmd"], "this is more data")
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# test with password prompting enabled
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pc.password = None
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pc.prompt = True
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mock_popen_res.stdout.read.side_effect = ["some data", "", ""]
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mock_popen_res.stderr.read.side_effect = [""]
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conn._run("ssh", "this is input data")
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# test with some become settings
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pc.prompt = False
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pc.become = True
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pc.success_key = 'BECOME-SUCCESS-abcdefg'
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mock_popen_res.stdout.read.side_effect = ["some data", "", ""]
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mock_popen_res.stderr.read.side_effect = [""]
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conn._run("ssh", "this is input data")
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# simulate no data input
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mock_openpty.return_value = (98, 99)
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mock_popen_res.stdout.read.side_effect = ["some data", "", ""]
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mock_popen_res.stderr.read.side_effect = [""]
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conn._run("ssh", "")
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# simulate no data input but Popen using new pty's fails
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mock_Popen.return_value = None
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mock_Popen.side_effect = [OSError(), mock_popen_res]
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mock_popen_res.stdout.read.side_effect = ["some data", "", ""]
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mock_popen_res.stderr.read.side_effect = [""]
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conn._run("ssh", "")
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def test_plugins_connection_ssh__examine_output(self):
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pc = PlayContext()
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new_stdin = StringIO()
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conn = ssh.Connection(pc, new_stdin)
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conn.check_password_prompt = MagicMock()
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conn.check_become_success = MagicMock()
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conn.check_incorrect_password = MagicMock()
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conn.check_missing_password = MagicMock()
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def _check_password_prompt(line):
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if 'foo' in line:
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return True
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return False
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def _check_become_success(line):
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if 'BECOME-SUCCESS-abcdefghijklmnopqrstuvxyz' in line:
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return True
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return False
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def _check_incorrect_password(line):
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if 'incorrect password' in line:
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return True
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return False
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def _check_missing_password(line):
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if 'bad password' in line:
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return True
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return False
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conn.check_password_prompt.side_effect = _check_password_prompt
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conn.check_become_success.side_effect = _check_become_success
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conn.check_incorrect_password.side_effect = _check_incorrect_password
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conn.check_missing_password.side_effect = _check_missing_password
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# test examining output for prompt
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conn._flags = dict(
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become_prompt = False,
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become_success = False,
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become_error = False,
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become_nopasswd_error = False,
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)
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pc.prompt = True
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output, unprocessed = conn._examine_output('source', 'state', 'line 1\nline 2\nfoo\nline 3\nthis should be the remainder', False)
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self.assertEqual(output, 'line 1\nline 2\nline 3\n')
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self.assertEqual(unprocessed, 'this should be the remainder')
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self.assertTrue(conn._flags['become_prompt'])
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self.assertFalse(conn._flags['become_success'])
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self.assertFalse(conn._flags['become_error'])
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self.assertFalse(conn._flags['become_nopasswd_error'])
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# test examining output for become prompt
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conn._flags = dict(
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become_prompt = False,
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become_success = False,
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become_error = False,
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become_nopasswd_error = False,
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)
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pc.prompt = False
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pc.success_key = 'BECOME-SUCCESS-abcdefghijklmnopqrstuvxyz'
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output, unprocessed = conn._examine_output('source', 'state', 'line 1\nline 2\nBECOME-SUCCESS-abcdefghijklmnopqrstuvxyz\nline 3\n', False)
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self.assertEqual(output, 'line 1\nline 2\nline 3\n')
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self.assertEqual(unprocessed, '')
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self.assertFalse(conn._flags['become_prompt'])
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self.assertTrue(conn._flags['become_success'])
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self.assertFalse(conn._flags['become_error'])
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self.assertFalse(conn._flags['become_nopasswd_error'])
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# test examining output for become failure
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conn._flags = dict(
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become_prompt = False,
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become_success = False,
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become_error = False,
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become_nopasswd_error = False,
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)
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pc.prompt = False
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pc.success_key = None
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output, unprocessed = conn._examine_output('source', 'state', 'line 1\nline 2\nincorrect password\n', True)
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self.assertEqual(output, 'line 1\nline 2\nincorrect password\n')
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self.assertEqual(unprocessed, '')
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self.assertFalse(conn._flags['become_prompt'])
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self.assertFalse(conn._flags['become_success'])
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self.assertTrue(conn._flags['become_error'])
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self.assertFalse(conn._flags['become_nopasswd_error'])
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# test examining output for missing password
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conn._flags = dict(
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become_prompt = False,
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become_success = False,
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become_error = False,
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become_nopasswd_error = False,
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)
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pc.prompt = False
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pc.success_key = None
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output, unprocessed = conn._examine_output('source', 'state', 'line 1\nbad password\n', True)
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self.assertEqual(output, 'line 1\nbad password\n')
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self.assertEqual(unprocessed, '')
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self.assertFalse(conn._flags['become_prompt'])
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self.assertFalse(conn._flags['become_success'])
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self.assertFalse(conn._flags['become_error'])
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self.assertTrue(conn._flags['become_nopasswd_error'])
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