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|
import io
from unittest.mock import (
patch, call, MagicMock, Mock
)
from pytest import raises
from kiwi.storage.clone_device import CloneDevice
from kiwi.exceptions import KiwiRaidSetupError
class TestCloneDevice:
def setup(self):
self.storage_device = Mock()
self.storage_device.get_device = Mock(
return_value='/dev/source-device'
)
self.target_device = Mock()
self.target_device.get_device = Mock(
return_value='/dev/target-device'
)
self.clone_id = Mock()
self.clone_device = CloneDevice(
self.storage_device, 'root_dir'
)
def setup_method(self, cls):
self.setup()
@patch('kiwi.storage.clone_device.Command.run')
@patch('kiwi.storage.clone_device.BlockID')
@patch('kiwi.storage.clone_device.FileSystem.new')
def test_clone_filesystem(
self, mock_FileSystem_new, mock_BlockID, mock_Command_run
):
self.clone_id.get_filesystem.return_value = 'ext3'
mock_BlockID.return_value = self.clone_id
self.clone_device.clone([self.target_device])
mock_Command_run.assert_called_once_with(
['dd', 'if=/dev/source-device', 'of=/dev/target-device', 'bs=1M']
)
mock_FileSystem_new.assert_called_once_with(
'ext3', self.target_device
)
mock_FileSystem_new.return_value.__enter__ \
.return_value.set_uuid.assert_called_once_with()
@patch('kiwi.storage.clone_device.Command.run')
@patch('kiwi.storage.clone_device.BlockID')
def test_clone_lvm(self, mock_BlockID, mock_Command_run):
self.clone_id.get_filesystem.return_value = 'LVM2_member'
mock_BlockID.return_value = self.clone_id
self.clone_device.clone([self.target_device])
assert mock_Command_run.call_args_list == [
call(
[
'dd', 'if=/dev/source-device', 'of=/dev/target-device',
'bs=1M'
]
),
call(
['vgimportclone', '/dev/target-device']
)
]
@patch('kiwi.storage.clone_device.Command.run')
@patch('kiwi.storage.clone_device.BlockID')
@patch('uuid.uuid4')
def test_clone_luks(self, mock_uuid4, mock_BlockID, mock_Command_run):
self.clone_id.get_filesystem.return_value = 'crypto_LUKS'
mock_BlockID.return_value = self.clone_id
mock_uuid4.return_value = 'some-UUID'
self.clone_device.clone([self.target_device])
assert mock_Command_run.call_args_list == [
call(
[
'dd', 'if=/dev/source-device', 'of=/dev/target-device',
'bs=1M'
]
),
call(
[
'cryptsetup', '-q', 'luksUUID',
'/dev/target-device', '--uuid', 'some-UUID'
]
)
]
@patch('kiwi.storage.clone_device.Command.run')
@patch('kiwi.storage.clone_device.BlockID')
@patch('kiwi.storage.clone_device.FileSystem.new')
@patch('kiwi.storage.clone_device.MappedDevice')
def test_clone_raid(
self, mock_MappedDevice, mock_FileSystem_new,
mock_BlockID, mock_Command_run
):
self.clone_id.get_filesystem.return_value = 'linux_raid_member'
mock_BlockID.return_value = self.clone_id
with patch('builtins.open', create=True) as mock_open:
mock_open.return_value = MagicMock(spec=io.IOBase)
file_handle = mock_open.return_value.__enter__.return_value
file_handle.readline.return_value = \
'ARRAY /dev/md0 metadata=1.2 name=asterix:0 UUID=...'
self.clone_device.clone([self.target_device])
mock_open.assert_called_once_with('root_dir/etc/mdadm.conf')
mock_FileSystem_new.assert_called_once_with(
mock_BlockID.return_value.get_filesystem.return_value,
mock_MappedDevice.return_value
)
mock_FileSystem_new.return_value.__enter__ \
.return_value.set_uuid.assert_called_once_with()
assert mock_Command_run.call_args_list == [
call(
[
'dd', 'if=/dev/source-device', 'of=/dev/target-device',
'bs=1M'
]
),
call(
['mdadm', '--stop', '/dev/md0']
),
call(
[
'mdadm', '--assemble', '--update=uuid',
'--name', 'asterix:0', '/dev/md0', '/dev/target-device'
]
),
call(
['mdadm', '--stop', '/dev/md0']
),
call(
['mdadm', '--assemble', '/dev/md0', '/dev/source-device']
)
]
@patch('kiwi.storage.clone_device.Command.run')
@patch('kiwi.storage.clone_device.BlockID')
def test_clone_raid_raises(self, mock_BlockID, mock_Command_run):
self.clone_id.get_filesystem.return_value = 'linux_raid_member'
mock_BlockID.return_value = self.clone_id
with patch('builtins.open', create=True) as mock_open:
mock_open.side_effect = Exception
with raises(KiwiRaidSetupError):
self.clone_device.clone([self.target_device])
|
