mirror of
https://github.com/valitydev/salt.git
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107 lines
3.8 KiB
Python
107 lines
3.8 KiB
Python
# -*- coding: utf-8 -*-
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'''
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:codeauthor: Jayesh Kariya <jayeshk@saltstack.com>
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'''
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# Import Python Libs
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from __future__ import absolute_import
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import os.path
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import glob
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import tempfile
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# Import Salt Testing Libs
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from tests.support.mixins import LoaderModuleMockMixin
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from tests.support.unit import TestCase, skipIf
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from tests.support.mock import (
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MagicMock,
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patch,
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NO_MOCK,
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NO_MOCK_REASON
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)
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# Import Salt Libs
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import salt.modules.qemu_nbd as qemu_nbd
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@skipIf(NO_MOCK, NO_MOCK_REASON)
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class QemuNbdTestCase(TestCase, LoaderModuleMockMixin):
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'''
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Test cases for salt.modules.qemu_nbd
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'''
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def setup_loader_modules(self):
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return {qemu_nbd: {}}
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# 'connect' function tests: 1
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def test_connect(self):
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'''
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Test if it activate nbd for an image file.
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'''
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mock = MagicMock(return_value=True)
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with patch.dict(qemu_nbd.__salt__, {'cmd.run': mock}):
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with patch.object(os.path, 'isfile',
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MagicMock(return_value=False)):
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self.assertEqual(qemu_nbd.connect('/tmp/image.raw'), '')
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self.assertEqual(qemu_nbd.connect('/tmp/image.raw'), '')
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with patch.object(os.path, 'isfile', mock):
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with patch.object(glob, 'glob',
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MagicMock(return_value=['/dev/nbd0'])):
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with patch.dict(qemu_nbd.__salt__,
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{'cmd.run': mock,
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'cmd.retcode': MagicMock(side_effect=[1, 0])}):
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self.assertEqual(qemu_nbd.connect('/tmp/image.raw'),
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'/dev/nbd0')
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with patch.dict(qemu_nbd.__salt__,
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{'cmd.run': mock,
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'cmd.retcode': MagicMock(return_value=False)}):
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self.assertEqual(qemu_nbd.connect('/tmp/image.raw'), '')
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# 'mount' function tests: 1
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def test_mount(self):
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'''
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Test if it pass in the nbd connection device location,
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mount all partitions and return a dict of mount points.
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'''
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mock = MagicMock(return_value=True)
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with patch.dict(qemu_nbd.__salt__, {'cmd.run': mock}):
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self.assertDictEqual(qemu_nbd.mount('/dev/nbd0'), {})
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# 'init' function tests: 1
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def test_init(self):
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'''
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Test if it mount the named image via qemu-nbd
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and return the mounted roots
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'''
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mock = MagicMock(return_value=True)
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with patch.dict(qemu_nbd.__salt__, {'cmd.run': mock}):
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self.assertEqual(qemu_nbd.init('/srv/image.qcow2'), '')
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with patch.object(os.path, 'isfile', mock),\
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patch.object(glob, 'glob', MagicMock(return_value=['/dev/nbd0'])),\
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patch.dict(qemu_nbd.__salt__,
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{'cmd.run': mock,
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'mount.mount': mock,
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'cmd.retcode': MagicMock(side_effect=[1, 0])}):
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expected = {os.sep.join([tempfile.gettempdir(), 'nbd', 'nbd0', 'nbd0']): '/dev/nbd0'}
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self.assertDictEqual(qemu_nbd.init('/srv/image.qcow2'), expected)
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# 'clear' function tests: 1
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def test_clear(self):
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'''
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Test if it pass in the mnt dict returned from nbd_mount
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to unmount and disconnect the image from nbd.
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'''
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mock_run = MagicMock(return_value=True)
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with patch.dict(qemu_nbd.__salt__,
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{'cmd.run': mock_run,
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'mount.umount': MagicMock(side_effect=[False, True])}):
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self.assertDictEqual(qemu_nbd.clear({"/mnt/foo": "/dev/nbd0p1"}),
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{'/mnt/foo': '/dev/nbd0p1'})
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self.assertDictEqual(qemu_nbd.clear({"/mnt/foo": "/dev/nbd0p1"}),
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{})
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