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import logging
import os
import sys
from unittest.mock import (
Mock, patch
)
from pytest import (
raises, fixture
)
from ..test_helper import argv_kiwi_tests
import kiwi
from kiwi.tasks.image_resize import ImageResizeTask
from kiwi.exceptions import (
KiwiImageResizeError,
KiwiSizeError,
KiwiConfigFileNotFound
)
class TestImageResizeTask:
@fixture(autouse=True)
def inject_fixtures(self, caplog):
self._caplog = caplog
def setup(self):
sys.argv = [
sys.argv[0], '--profile', 'vmxSimpleFlavour', '--type', 'oem',
'image', 'resize', '--target-dir', 'target_dir', '--size', '20g',
'--root', '../data/root-dir'
]
self.abs_root_dir = os.path.abspath('../data/root-dir')
kiwi.tasks.image_resize.Help = Mock(
return_value=Mock()
)
self.firmware = Mock()
self.firmware.get_partition_table_type = Mock(
return_value='gpt'
)
kiwi.tasks.image_resize.FirmWare = Mock(
return_value=self.firmware
)
self.task = ImageResizeTask()
def setup_method(self, cls):
self.setup()
def teardown(self):
sys.argv = argv_kiwi_tests
def teardown_method(self, cls):
self.teardown()
def _init_command_args(self):
self.task.command_args = {}
self.task.command_args['help'] = False
self.task.command_args['resize'] = False
self.task.command_args['--target-dir'] = 'target_dir'
self.task.command_args['--size'] = '42g'
self.task.command_args['--root'] = '../data/root-dir'
def test_process_no_root_directory_specified(self):
self.task.command_args['--root'] = None
with raises(KiwiConfigFileNotFound):
self.task.process()
@patch('kiwi.tasks.image_resize.DiskFormat.new')
def test_process_no_raw_disk_found(self, mock_DiskFormat):
image_format = Mock()
image_format.has_raw_disk.return_value = False
mock_DiskFormat.return_value.__enter__.return_value = image_format
self._init_command_args()
self.task.command_args['resize'] = True
with raises(KiwiImageResizeError):
self.task.process()
@patch('kiwi.tasks.image_resize.DiskFormat.new')
def test_process_unsupported_size_format(self, mock_DiskFormat):
image_format = Mock()
image_format.has_raw_disk.return_value = True
mock_DiskFormat.return_value.__enter__.return_value = image_format
self._init_command_args()
self.task.command_args['--size'] = '20x'
self.task.command_args['resize'] = True
with raises(KiwiSizeError):
self.task.process()
@patch('kiwi.tasks.image_resize.LoopDevice')
@patch('kiwi.tasks.image_resize.DiskFormat.new')
@patch('kiwi.tasks.image_resize.Partitioner.new')
def test_process_image_resize_gb(
self, mock_Partitioner, mock_DiskFormat, mock_LoopDevice
):
loop_provider = Mock()
mock_LoopDevice.return_value.__enter__.return_value = loop_provider
partitioner = Mock()
mock_Partitioner.return_value = partitioner
image_format = Mock()
image_format.resize_raw_disk.return_value = True
mock_DiskFormat.return_value.__enter__.return_value = image_format
self._init_command_args()
self.task.command_args['resize'] = True
self.task.process()
loop_provider.create.assert_called_once_with(overwrite=False)
partitioner.resize_table.assert_called_once_with()
image_format.resize_raw_disk.assert_called_once_with(
42 * 1024 * 1024 * 1024
)
image_format.create_image_format.assert_called_once_with()
@patch('kiwi.tasks.image_resize.LoopDevice')
@patch('kiwi.tasks.image_resize.DiskFormat.new')
@patch('kiwi.tasks.image_resize.Partitioner.new')
def test_process_image_resize_mb(
self, mock_Partitioner, mock_DiskFormat, mock_LoopDevice
):
loop_provider = Mock()
mock_LoopDevice.return_value.__enter__.return_value = loop_provider
partitioner = Mock()
mock_Partitioner.return_value = partitioner
image_format = Mock()
image_format.resize_raw_disk.return_value = True
mock_DiskFormat.return_value.__enter__.return_value = image_format
self._init_command_args()
self.task.command_args['resize'] = True
self.task.command_args['--size'] = '42m'
self.task.process()
loop_provider.create.assert_called_once_with(overwrite=False)
partitioner.resize_table.assert_called_once_with()
image_format.resize_raw_disk.assert_called_once_with(
42 * 1024 * 1024
)
image_format.create_image_format.assert_called_once_with()
@patch('kiwi.tasks.image_resize.LoopDevice')
@patch('kiwi.tasks.image_resize.DiskFormat.new')
@patch('kiwi.tasks.image_resize.Partitioner.new')
def test_process_image_resize_bytes(
self, mock_Partitioner, mock_DiskFormat, mock_LoopDevice
):
loop_provider = Mock()
mock_LoopDevice.return_value.__enter__.return_value = loop_provider
partitioner = Mock()
mock_Partitioner.return_value = partitioner
image_format = Mock()
image_format.resize_raw_disk.return_value = True
mock_DiskFormat.return_value.__enter__.return_value = image_format
self._init_command_args()
self.task.command_args['resize'] = True
self.task.command_args['--size'] = '42'
self.task.process()
loop_provider.create.assert_called_once_with(overwrite=False)
partitioner.resize_table.assert_called_once_with()
image_format.resize_raw_disk.assert_called_once_with(
42
)
image_format.create_image_format.assert_called_once_with()
@patch('kiwi.tasks.image_resize.LoopDevice')
@patch('kiwi.tasks.image_resize.DiskFormat.new')
@patch('kiwi.tasks.image_resize.Partitioner.new')
def test_process_image_resize_not_needed(
self, mock_Partitioner, mock_DiskFormat, mock_LoopDevice
):
loop_provider = Mock()
mock_LoopDevice.return_value.__enter__.return_value = loop_provider
partitioner = Mock()
mock_Partitioner.return_value = partitioner
image_format = Mock()
image_format.resize_raw_disk.return_value = False
mock_DiskFormat.return_value.__enter__.return_value = image_format
self._init_command_args()
self.task.command_args['resize'] = True
self.task.command_args['--size'] = '42'
with self._caplog.at_level(logging.INFO):
self.task.process()
loop_provider.create.assert_called_once_with(overwrite=False)
partitioner.resize_table.assert_called_once_with()
image_format.resize_raw_disk.assert_called_once_with(
42
)
assert 'Loading XML description' in self._caplog.text
assert '--> loaded {0}'.format(
os.sep.join([self.abs_root_dir, 'image', 'config.xml'])
) in self._caplog.text
assert '--> Selected build type: oem' in self._caplog.text
assert '--> Selected profiles: vmxSimpleFlavour' in self._caplog.text
assert 'Resizing raw disk to 42 bytes' in self._caplog.text
assert 'Raw disk is already at 42 bytes' in self._caplog.text
def test_process_image_resize_help(self):
self._init_command_args()
self.task.command_args['help'] = True
self.task.command_args['resize'] = True
self.task.process()
self.task.manual.show.assert_called_once_with(
'kiwi::image::resize'
)
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