def test__get_partition_fallback_partuuid(self, mock_is_md_device,
mock_execute, mock_dispatch):
mock_is_md_device.side_effect = [False]
lsblk_output = ('''KNAME="test" UUID="" TYPE="disk"
KNAME="test1" UUID="256a39e3-ca3c-4fb8-9cc2-b32eec441f47" TYPE="part"
KNAME="test2" UUID="" TYPE="part"''')
findfs_output = ('/dev/loop0\n', None)
mock_execute.side_effect = (None, None, [lsblk_output],
processutils.ProcessExecutionError('boom'),
findfs_output)
result = image._get_partition(self.fake_dev, self.fake_root_uuid)
self.assertEqual('/dev/loop0', result)
expected = [
mock.call('partx',
'-u',
self.fake_dev,
attempts=3,
delay_on_retry=True),
mock.call('udevadm', 'settle'),
mock.call('lsblk', '-PbioKNAME,UUID,PARTUUID,TYPE', self.fake_dev),
mock.call('findfs', 'UUID=%s' % self.fake_root_uuid),
mock.call('findfs', 'PARTUUID=%s' % self.fake_root_uuid)
]
mock_execute.assert_has_calls(expected)
self.assertFalse(mock_dispatch.called)
def test__get_partition(self, mock_execute, mock_dispatch):
lsblk_output = ('''KNAME="test" UUID="" TYPE="disk"
KNAME="test1" UUID="256a39e3-ca3c-4fb8-9cc2-b32eec441f47" TYPE="part"
KNAME="test2" UUID="%s" TYPE="part"''' % self.fake_root_uuid)
mock_execute.side_effect = (None, None, [lsblk_output])
root_part = image._get_partition(self.fake_dev, self.fake_root_uuid)
self.assertEqual('/dev/test2', root_part)
expected = [mock.call('partx', '-u', self.fake_dev, attempts=3,
delay_on_retry=True),
mock.call('udevadm', 'settle'),
mock.call('lsblk', '-PbioKNAME,UUID,TYPE', self.fake_dev)]
mock_execute.assert_has_calls(expected)
self.assertFalse(mock_dispatch.called)
