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import os
import copy
import unittest
import lxml.etree
from mock import Mock, MagicMock, patch
from Bcfg2.Client.Tools.POSIX.Device import *
from Test__init import get_posix_object
from .....common import *
def get_device_object(posix=None):
if posix is None:
posix = get_posix_object()
return POSIXDevice(posix.logger, posix.setup, posix.config)
class TestPOSIXDevice(Bcfg2TestCase):
def test_fully_specified(self):
ptool = get_device_object()
orig_entry = lxml.etree.Element("Path", name="/test", type="device",
dev_type="fifo")
self.assertTrue(ptool.fully_specified(orig_entry))
for dtype in ["block", "char"]:
for attr in ["major", "minor"]:
entry = copy.deepcopy(orig_entry)
entry.set("dev_type", dtype)
entry.set(attr, "0")
self.assertFalse(ptool.fully_specified(entry))
entry = copy.deepcopy(orig_entry)
entry.set("dev_type", dtype)
entry.set("major", "0")
entry.set("minor", "0")
self.assertTrue(ptool.fully_specified(entry))
@patch("os.major")
@patch("os.minor")
@patch("Bcfg2.Client.Tools.POSIX.base.POSIXTool._exists")
@patch("Bcfg2.Client.Tools.POSIX.base.POSIXTool.verify")
def test_verify(self, mock_verify, mock_exists, mock_minor, mock_major):
entry = lxml.etree.Element("Path", name="/test", type="device",
perms='0644', owner='root', group='root',
dev_type="block", major="0", minor="10")
ptool = get_device_object()
def reset():
mock_exists.reset_mock()
mock_verify.reset_mock()
mock_minor.reset_mock()
mock_major.reset_mock()
mock_exists.return_value = False
self.assertFalse(ptool.verify(entry, []))
mock_exists.assert_called_with(entry)
reset()
mock_exists.return_value = MagicMock()
mock_major.return_value = 0
mock_minor.return_value = 10
mock_verify.return_value = True
self.assertTrue(ptool.verify(entry, []))
mock_verify.assert_called_with(ptool, entry, [])
mock_exists.assert_called_with(entry)
mock_major.assert_called_with(mock_exists.return_value.st_rdev)
mock_minor.assert_called_with(mock_exists.return_value.st_rdev)
reset()
mock_exists.return_value = MagicMock()
mock_major.return_value = 0
mock_minor.return_value = 10
mock_verify.return_value = False
self.assertFalse(ptool.verify(entry, []))
mock_verify.assert_called_with(ptool, entry, [])
mock_exists.assert_called_with(entry)
mock_major.assert_called_with(mock_exists.return_value.st_rdev)
mock_minor.assert_called_with(mock_exists.return_value.st_rdev)
reset()
mock_verify.return_value = True
entry = lxml.etree.Element("Path", name="/test", type="device",
perms='0644', owner='root', group='root',
dev_type="fifo")
self.assertTrue(ptool.verify(entry, []))
mock_exists.assert_called_with(entry)
mock_verify.assert_called_with(ptool, entry, [])
self.assertFalse(mock_major.called)
self.assertFalse(mock_minor.called)
@patch("os.makedev")
@patch("os.mknod")
@patch("Bcfg2.Client.Tools.POSIX.Device.POSIXDevice._exists")
@patch("Bcfg2.Client.Tools.POSIX.base.POSIXTool.install")
def test_install(self, mock_install, mock_exists, mock_mknod, mock_makedev):
entry = lxml.etree.Element("Path", name="/test", type="device",
perms='0644', owner='root', group='root',
dev_type="block", major="0", minor="10")
ptool = get_device_object()
mock_exists.return_value = False
mock_makedev.return_value = Mock()
mock_install.return_value = True
self.assertTrue(ptool.install(entry))
mock_exists.assert_called_with(entry, remove=True)
mock_makedev.assert_called_with(0, 10)
mock_mknod.assert_called_with(entry.get("name"),
device_map[entry.get("dev_type")] | 0644,
mock_makedev.return_value)
mock_install.assert_called_with(ptool, entry)
mock_makedev.reset_mock()
mock_mknod.reset_mock()
mock_exists.reset_mock()
mock_install.reset_mock()
mock_makedev.side_effect = OSError
self.assertFalse(ptool.install(entry))
mock_makedev.reset_mock()
mock_mknod.reset_mock()
mock_exists.reset_mock()
mock_install.reset_mock()
mock_mknod.side_effect = OSError
self.assertFalse(ptool.install(entry))
mock_makedev.reset_mock()
mock_mknod.reset_mock()
mock_exists.reset_mock()
mock_install.reset_mock()
mock_mknod.side_effect = None
entry = lxml.etree.Element("Path", name="/test", type="device",
perms='0644', owner='root', group='root',
dev_type="fifo")
self.assertTrue(ptool.install(entry))
mock_exists.assert_called_with(entry, remove=True)
mock_mknod.assert_called_with(entry.get("name"),
device_map[entry.get("dev_type")] | 0644)
mock_install.assert_called_with(ptool, entry)
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