/usr/lib/python3/dist-packages/autopilot/tests/unit/test_proxy_objects.py is in python3-autopilot-tests 1.4+14.04.20140416-0ubuntu1.
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#
# Autopilot Functional Test Tool
# Copyright (C) 2012-2013 Canonical
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
from dbus import DBusException
from testtools import TestCase
from testtools.matchers import Equals
from mock import patch, Mock
from autopilot.introspection import (
_connection_matches_pid,
_get_possible_connections,
_connection_has_path,
_match_connection,
_bus_pid_is_our_pid,
)
class ProxyObjectTests(TestCase):
fake_bus = "fake_bus"
fake_connection_name = "fake_connection_name"
fake_path = "fake_path"
fake_pid = 123
@patch('autopilot.introspection._check_connection_has_ap_interface')
def test_connection_has_path_succeeds_with_valid_connection_path(
self, patched_fn):
result = _connection_has_path(
self.fake_bus, self.fake_connection_name, self.fake_path)
patched_fn.assert_called_once_with(
self.fake_bus, self.fake_connection_name, self.fake_path)
self.assertThat(result, Equals(True))
@patch('autopilot.introspection._check_connection_has_ap_interface',
side_effect=DBusException)
def test_connection_has_path_fails_with_invalid_connection_name(
self, patched_fn):
result = _connection_has_path(
self.fake_bus, self.fake_connection_name, self.fake_path)
patched_fn.assert_called_once_with(
self.fake_bus, self.fake_connection_name, self.fake_path)
self.assertThat(result, Equals(False))
@patch('autopilot.introspection._get_child_pids', return_value=[])
def test_connection_matches_pid_matches_pid_returns_true(
self, child_pid_fn):
"""_connection_matches_pid must return True if the passed pid matches
the buses Unix pid.
"""
matching_pid = 1
with patch('autopilot.introspection._get_bus_connections_pid',
return_value=matching_pid) as bus_pid_fn:
result = _connection_matches_pid(
self.fake_bus, self.fake_connection_name, matching_pid)
child_pid_fn.assert_called_with(matching_pid)
bus_pid_fn.assert_called_with(
self.fake_bus, self.fake_connection_name)
self.assertThat(result, Equals(True))
@patch('autopilot.introspection._get_child_pids')
@patch('autopilot.introspection._get_bus_connections_pid')
def test_connection_matches_pid_child_pid_returns_true(
self, bus_connection_pid_fn, child_pid_fn):
"""_connection_matches_pid must return True if the passed pid doesn't
match but a child pid of the pids' process does.
"""
parent_pid = 1
child_pid = 2
child_pid_fn.return_value = [child_pid]
bus_connection_pid_fn.return_value = child_pid
result = _connection_matches_pid(
self.fake_bus, self.fake_connection_name, parent_pid)
child_pid_fn.assert_called_with(parent_pid)
bus_connection_pid_fn.assert_called_with(
self.fake_bus, self.fake_connection_name)
self.assertThat(result, Equals(True))
@patch('autopilot.introspection._get_child_pids')
@patch('autopilot.introspection._get_bus_connections_pid')
def test_connection_matches_pid_doesnt_match_with_no_children_pids(
self, bus_connection_pid_fn, child_pid_fn):
"""_connection_matches_pid must return False if passed pid doesn't
match.
"""
non_matching_pid = 10
child_pid_fn.return_value = []
bus_connection_pid_fn.return_value = 0
result = _connection_matches_pid(
self.fake_bus, self.fake_connection_name, non_matching_pid)
child_pid_fn.assert_called_with(non_matching_pid)
bus_connection_pid_fn.assert_called_with(
self.fake_bus, self.fake_connection_name)
self.assertThat(result, Equals(False))
@patch('autopilot.introspection._get_child_pids')
@patch('autopilot.introspection._get_bus_connections_pid')
def test_connection_matches_pid_with_no_matching_children_pids(
self, bus_connection_pid_fn, child_pid_fn):
"""_connection_matches_pid must return False if neither passed pid or
pids' processes children match.
"""
non_matching_pid = 10
child_pid_fn.return_value = [1, 2, 3, 4]
bus_connection_pid_fn.return_value = 0
result = _connection_matches_pid(
self.fake_bus, self.fake_connection_name, non_matching_pid)
child_pid_fn.assert_called_with(non_matching_pid)
bus_connection_pid_fn.assert_called_with(
self.fake_bus, self.fake_connection_name)
self.assertThat(result, Equals(False))
@patch('autopilot.introspection._connection_matches_pid')
@patch('autopilot.introspection._connection_has_path')
def test_match_connection_succeeds_with_connection_path_no_pid(
self, conn_has_path_fn, conn_matches_pid_fn):
conn_has_path_fn.return_value = True
conn_matches_pid_fn.side_effect = Exception("Shouldn't be called")
result = _match_connection(
self.fake_bus, None, self.fake_path, self.fake_connection_name)
conn_has_path_fn.assert_called_with(
self.fake_bus, self.fake_connection_name, self.fake_path)
self.assertThat(conn_matches_pid_fn.called, Equals(False))
self.assertThat(result, Equals(True))
@patch('autopilot.introspection._connection_matches_pid')
@patch('autopilot.introspection._connection_has_path')
def test_match_connection_succeeds_with_connection_path_and_pid_match(
self, conn_has_path_fn, conn_matches_pid_fn):
test_pid = 1
conn_matches_pid_fn.return_value = True
conn_has_path_fn.return_value = True
result = _match_connection(
self.fake_bus, test_pid, self.fake_path, self.fake_connection_name)
conn_matches_pid_fn.assert_called_once_with(
self.fake_bus, self.fake_connection_name, test_pid)
self.assertThat(result, Equals(True))
@patch('autopilot.introspection._connection_matches_pid')
@patch('autopilot.introspection._connection_has_path')
def test_match_connection_fails_path_matches_but_no_pid_match(
self, conn_has_path_fn, conn_matches_pid_fn):
test_pid = 0
conn_has_path_fn.return_value = True
conn_matches_pid_fn.return_value = False
result = _match_connection(
self.fake_bus, test_pid, self.fake_path, self.fake_connection_name)
conn_matches_pid_fn.assert_called_once_with(
self.fake_bus, self.fake_connection_name, test_pid)
self.assertThat(result, Equals(False))
@patch('autopilot.introspection._connection_matches_pid')
@patch('autopilot.introspection._connection_has_path')
def test_match_connection_fails_no_path_match_but_pid_match(
self, conn_has_path_fn, conn_matches_pid_fn):
test_pid = 0
conn_has_path_fn.return_value = False
conn_matches_pid_fn.return_value = True
result = _match_connection(
self.fake_bus, test_pid, self.fake_path, self.fake_connection_name)
conn_matches_pid_fn.assert_called_once_with(
self.fake_bus, self.fake_connection_name, test_pid)
conn_matches_pid_fn.assert_called_once_with(
self.fake_bus, self.fake_connection_name, test_pid)
self.assertThat(result, Equals(False))
@patch('autopilot.introspection._bus_pid_is_our_pid')
def test_match_connection_fails_bus_pid_is_our_pid(self, bus_pid_fn):
test_pid = 0
bus_pid_fn.return_value = True
result = _match_connection(
self.fake_bus, test_pid, self.fake_path, self.fake_connection_name)
bus_pid_fn.assert_called_once_with(
self.fake_bus, self.fake_connection_name, test_pid)
self.assertThat(result, Equals(False))
@patch('autopilot.introspection._get_bus_connections_pid')
@patch('os.getpid')
def test_bus_pid_is_our_pid_returns_true_when_pids_match(
self, getpid_fn, get_bus_conn_pid_fn):
script_pid = 0
getpid_fn.return_value = script_pid
get_bus_conn_pid_fn.return_value = script_pid
result = _bus_pid_is_our_pid(
self.fake_bus, self.fake_connection_name, script_pid)
get_bus_conn_pid_fn.assert_called_with(
self.fake_bus, self.fake_connection_name)
self.assertThat(result, Equals(True))
@patch('autopilot.introspection._get_bus_connections_pid')
@patch('os.getpid')
def test_bus_pid_is_our_pid_returns_false_when_pids_dont_match(
self, getpid_fn, get_bus_conn_pid_fn):
script_pid = 0
getpid_fn.return_value = script_pid
get_bus_conn_pid_fn.return_value = 3
result = _bus_pid_is_our_pid(
self.fake_bus, self.fake_connection_name, script_pid)
get_bus_conn_pid_fn.assert_called_with(
self.fake_bus, self.fake_connection_name)
self.assertThat(result, Equals(False))
def test_get_possible_connections_returns_all_with_none_arg(self):
all_connections = ["com.test.something", ":1.234"]
test_bus = Mock(spec_set=["list_names"])
test_bus.list_names.return_value = all_connections
results = _get_possible_connections(test_bus, None)
self.assertThat(results, Equals(all_connections))
def test_get_possible_connections_returns_matching_connection(self):
matching_connection_name = "com.test.success"
all_connections = [
"com.test.something", matching_connection_name, ":1.234"]
test_bus = Mock(spec_set=["list_names"])
test_bus.list_names.return_value = all_connections
results = _get_possible_connections(test_bus, matching_connection_name)
self.assertThat(results, Equals([matching_connection_name]))
def test_get_possible_connections_raises_error_with_no_match(self):
non_matching_connection_name = "com.test.failure"
test_bus = Mock(spec_set=["list_names"])
test_bus.list_names.return_value = ["com.test.something", ":1.234"]
results = _get_possible_connections(
test_bus, non_matching_connection_name)
self.assertThat(results, Equals([]))
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