9009b1963c
Just like lazy-refcounts, this field will be present iff the qcow2 compat level is 1.1 (or probably any future revision). As expected, this breaks some tests due to the new field present in qemu-img info output; so fix their output accordingly. Suggested-by: Eric Blake <eblake@redhat.com> Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-id: 1412105489-7681-3-git-send-email-mreitz@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
126 lines
4.4 KiB
Python
Executable file
126 lines
4.4 KiB
Python
Executable file
#!/usr/bin/env python
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#
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# Test for additional information emitted by qemu-img info on qcow2
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# images
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#
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# Copyright (C) 2013 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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import os
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import re
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import json
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import iotests
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from iotests import qemu_img, qemu_img_pipe
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import unittest
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test_img = os.path.join(iotests.test_dir, 'test.img')
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class TestImageInfoSpecific(iotests.QMPTestCase):
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'''Abstract base class for ImageInfoSpecific tests'''
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def setUp(self):
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if self.img_options is None:
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self.skipTest('Skipping abstract test class')
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qemu_img('create', '-f', iotests.imgfmt, '-o', self.img_options,
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test_img, '128K')
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def tearDown(self):
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os.remove(test_img)
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class TestQemuImgInfo(TestImageInfoSpecific):
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'''Abstract base class for qemu-img info tests'''
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img_options = None
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json_compare = None
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human_compare = None
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def test_json(self):
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data = json.loads(qemu_img_pipe('info', '--output=json', test_img))
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data = data['format-specific']
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self.assertEqual(data['type'], iotests.imgfmt)
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self.assertEqual(data['data'], self.json_compare)
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def test_human(self):
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data = qemu_img_pipe('info', '--output=human', test_img).split('\n')
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data = data[(data.index('Format specific information:') + 1)
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:data.index('')]
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for field in data:
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self.assertTrue(re.match('^ {4}[^ ]', field) is not None)
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data = map(lambda line: line.strip(), data)
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self.assertEqual(data, self.human_compare)
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class TestQMP(TestImageInfoSpecific):
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'''Abstract base class for qemu QMP tests'''
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img_options = None
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qemu_options = ''
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TestImageInfoSpecific = TestImageInfoSpecific
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def setUp(self):
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self.TestImageInfoSpecific.setUp(self)
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self.vm = iotests.VM().add_drive(test_img, self.qemu_options)
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self.vm.launch()
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def tearDown(self):
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self.vm.shutdown()
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self.TestImageInfoSpecific.tearDown(self)
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def test_qmp(self):
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result = self.vm.qmp('query-block')['return']
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drive = filter(lambda drive: drive['device'] == 'drive0', result)[0]
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data = drive['inserted']['image']['format-specific']
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self.assertEqual(data['type'], iotests.imgfmt)
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self.assertEqual(data['data'], self.compare)
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class TestQCow2(TestQemuImgInfo):
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'''Testing a qcow2 version 2 image'''
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img_options = 'compat=0.10'
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json_compare = { 'compat': '0.10' }
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human_compare = [ 'compat: 0.10' ]
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class TestQCow3NotLazy(TestQemuImgInfo):
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'''Testing a qcow2 version 3 image with lazy refcounts disabled'''
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img_options = 'compat=1.1,lazy_refcounts=off'
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json_compare = { 'compat': '1.1', 'lazy-refcounts': False, 'corrupt': False }
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human_compare = [ 'compat: 1.1', 'lazy refcounts: false', 'corrupt: false' ]
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class TestQCow3Lazy(TestQemuImgInfo):
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'''Testing a qcow2 version 3 image with lazy refcounts enabled'''
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img_options = 'compat=1.1,lazy_refcounts=on'
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json_compare = { 'compat': '1.1', 'lazy-refcounts': True, 'corrupt': False }
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human_compare = [ 'compat: 1.1', 'lazy refcounts: true', 'corrupt: false' ]
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class TestQCow3NotLazyQMP(TestQMP):
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'''Testing a qcow2 version 3 image with lazy refcounts disabled, opening
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with lazy refcounts enabled'''
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img_options = 'compat=1.1,lazy_refcounts=off'
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qemu_options = 'lazy-refcounts=on'
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compare = { 'compat': '1.1', 'lazy-refcounts': False, 'corrupt': False }
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class TestQCow3LazyQMP(TestQMP):
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'''Testing a qcow2 version 3 image with lazy refcounts enabled, opening
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with lazy refcounts disabled'''
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img_options = 'compat=1.1,lazy_refcounts=on'
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qemu_options = 'lazy-refcounts=off'
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compare = { 'compat': '1.1', 'lazy-refcounts': True, 'corrupt': False }
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TestImageInfoSpecific = None
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TestQemuImgInfo = None
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TestQMP = None
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if __name__ == '__main__':
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iotests.main(supported_fmts=['qcow2'])
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