89 lines
3.0 KiB
Python
89 lines
3.0 KiB
Python
from mock import patch
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import mock
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from .test_helper import raises, patch_open
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from kiwi.exceptions import KiwiRaidSetupError
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from kiwi.storage.raid_device import RaidDevice
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class TestRaidDevice(object):
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def setup(self):
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storage_device = mock.Mock()
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storage_device.get_device = mock.Mock(
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return_value='/dev/some-device'
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)
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storage_device.is_loop = mock.Mock(
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return_value=True
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)
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self.raid = RaidDevice(storage_device)
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@raises(KiwiRaidSetupError)
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def test_create_degraded_raid_invalid_level(self):
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self.raid.create_degraded_raid('bogus-level')
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@raises(KiwiRaidSetupError)
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@patch('os.path.exists')
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def test_create_degraded_raid_no_free_device(self, mock_path):
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mock_path.return_value = True
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self.raid.create_degraded_raid('mirroring')
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@patch('os.path.exists')
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def test_get_device(self, mock_path):
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mock_path.return_value = True
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self.raid.raid_device = '/dev/md0'
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assert self.raid.get_device().get_device() == '/dev/md0'
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self.raid.raid_device = None
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@patch('kiwi.storage.raid_device.Command.run')
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@patch('os.path.exists')
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def test_create_degraded_raid(self, mock_path, mock_command):
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mock_path.return_value = False
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self.raid.create_degraded_raid('mirroring')
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mock_command.assert_called_once_with(
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[
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'mdadm', '--create', '--run', '/dev/md0',
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'--level', '1', '--raid-disks', '2',
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'/dev/some-device', 'missing'
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]
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)
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self.raid.raid_device = None
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@patch('kiwi.storage.raid_device.Command.run')
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@patch_open
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def test_create_raid_config(self, mock_open, mock_command):
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self.raid.raid_device = '/dev/md0'
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command_call = mock.Mock()
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command_call.output = 'data'
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mock_command.return_value = command_call
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context_manager_mock = mock.Mock()
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mock_open.return_value = context_manager_mock
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file_mock = mock.Mock()
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enter_mock = mock.Mock()
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exit_mock = mock.Mock()
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enter_mock.return_value = file_mock
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setattr(context_manager_mock, '__enter__', enter_mock)
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setattr(context_manager_mock, '__exit__', exit_mock)
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self.raid.create_raid_config('mdadm.conf')
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mock_command.assert_called_once_with(
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['mdadm', '-Db', '/dev/md0']
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)
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file_mock.write.assert_called_once_with('data')
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self.raid.raid_device = None
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def test_is_loop(self):
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assert self.raid.is_loop() is True
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@patch('kiwi.storage.raid_device.Command.run')
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@patch('kiwi.storage.raid_device.log.warning')
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def test_destructor(self, mock_log_warn, mock_command):
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self.raid.raid_device = '/dev/md0'
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mock_command.side_effect = Exception
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self.raid.__del__()
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mock_command.assert_called_once_with(
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['mdadm', '--stop', '/dev/md0']
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)
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assert mock_log_warn.called
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self.raid.raid_device = None
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