9c9250ebc4
The modifications in this commit allows the unit tests to run on both, pytest 6.x (nose test layout) and the new pytest 7.x (xunit test layout). This Fixes #2072 in a much nicer way. Thanks much to @smarlowucf
76 lines
2.3 KiB
Python
76 lines
2.3 KiB
Python
import logging
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from mock import patch
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from pytest import (
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raises, fixture
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)
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from kiwi.storage.loop_device import LoopDevice
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from kiwi.exceptions import KiwiLoopSetupError
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class TestLoopDevice:
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@fixture(autouse=True)
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def inject_fixtures(self, caplog):
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self._caplog = caplog
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@patch('os.path.exists')
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def setup(self, mock_exists):
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mock_exists.return_value = False
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self.loop = LoopDevice('loop-file', 20, 4096)
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@patch('os.path.exists')
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def setup_method(self, cls, mock_exists):
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self.setup()
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def test_loop_setup_invalid(self):
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with raises(KiwiLoopSetupError):
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LoopDevice('loop-file-does-not-exist-and-no-size-given')
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def test_get_device(self):
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assert self.loop.get_device() == ''
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def test_is_loop(self):
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assert self.loop.is_loop() is True
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@patch('os.path.exists')
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@patch('kiwi.storage.loop_device.Command.run')
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@patch('kiwi.storage.loop_device.CommandCapabilities.has_option_in_help')
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def test_create(
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self, mock_has_option_in_help, mock_command, mock_exists
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):
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mock_has_option_in_help.return_value = True
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mock_exists.return_value = False
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self.loop.create()
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call = mock_command.call_args_list[0]
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assert mock_command.call_args_list[0] == \
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call([
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'qemu-img', 'create', 'loop-file', '20M'
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])
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call = mock_command.call_args_list[1]
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assert mock_command.call_args_list[1] == \
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call([
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'losetup', '--sector-size', '4096',
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'-f', '--show', 'loop-file'
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])
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mock_has_option_in_help.return_value = False
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mock_command.reset_mock()
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self.loop.create()
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assert mock_command.call_args_list[1] == \
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call([
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'losetup', '--logical-blocksize', '4096',
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'-f', '--show', 'loop-file'
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])
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self.loop.node_name = None
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@patch('kiwi.storage.loop_device.Command.run')
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def test_destructor(self, mock_command):
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self.loop.node_name = '/dev/loop0'
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mock_command.side_effect = Exception
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self.loop.__del__()
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with self._caplog.at_level(logging.WARNING):
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mock_command.assert_called_once_with(
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['losetup', '-d', '/dev/loop0']
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)
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self.loop.node_name = None
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