This test verifies two mirroring issues are fixed with resized images: * sync='top' creates an image that is the proper size * sync='full' doesn't cause an assertion failure and crash qemu --- These are tests for my patches for the following bugs:
https://bugs.launchpad.net/qemu/+bug/1103868 https://bugs.launchpad.net/qemu/+bug/1103903 tests/qemu-iotests/041 | 48 ++++++++++++++++++++++++++++++++++++++++++++ tests/qemu-iotests/041.out | 4 ++-- 2 files changed, 50 insertions(+), 2 deletions(-) diff --git a/tests/qemu-iotests/041 b/tests/qemu-iotests/041 index c6eb851..e7c004a 100755 --- a/tests/qemu-iotests/041 +++ b/tests/qemu-iotests/041 @@ -292,6 +292,54 @@ class TestMirrorNoBacking(ImageMirroringTestCase): self.assertTrue(self.compare_images(test_img, target_img), 'target image does not match source after mirroring') +class TestMirrorResized(ImageMirroringTestCase): + backing_len = 1 * 1024 * 1024 # MB + image_len = 2 * 1024 * 1024 # MB + + def setUp(self): + self.create_image(backing_img, TestMirrorResized.backing_len) + qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img) + qemu_img('resize', test_img, '2M') + self.vm = iotests.VM().add_drive(test_img) + self.vm.launch() + + def tearDown(self): + self.vm.shutdown() + os.remove(test_img) + os.remove(backing_img) + try: + os.remove(target_img) + except OSError: + pass + + def test_complete_top(self): + self.assert_no_active_mirrors() + + result = self.vm.qmp('drive-mirror', device='drive0', sync='top', + target=target_img) + self.assert_qmp(result, 'return', {}) + + self.complete_and_wait() + result = self.vm.qmp('query-block') + self.assert_qmp(result, 'return[0]/inserted/file', target_img) + self.vm.shutdown() + self.assertTrue(self.compare_images(test_img, target_img), + 'target image does not match source after mirroring') + + def test_complete_full(self): + self.assert_no_active_mirrors() + + result = self.vm.qmp('drive-mirror', device='drive0', sync='full', + target=target_img) + self.assert_qmp(result, 'return', {}) + + self.complete_and_wait() + result = self.vm.qmp('query-block') + self.assert_qmp(result, 'return[0]/inserted/file', target_img) + self.vm.shutdown() + self.assertTrue(self.compare_images(test_img, target_img), + 'target image does not match source after mirroring') + class TestReadErrors(ImageMirroringTestCase): image_len = 2 * 1024 * 1024 # MB diff --git a/tests/qemu-iotests/041.out b/tests/qemu-iotests/041.out index 71009c2..3a89159 100644 --- a/tests/qemu-iotests/041.out +++ b/tests/qemu-iotests/041.out @@ -1,5 +1,5 @@ -.................. +.................... ---------------------------------------------------------------------- -Ran 18 tests +Ran 20 tests OK -- 1.7.9.5
