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Diffstat (limited to 'tests/qemu-iotests/iotests.py')
-rw-r--r-- | tests/qemu-iotests/iotests.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py index bc9c71b979..733b82b42b 100644 --- a/tests/qemu-iotests/iotests.py +++ b/tests/qemu-iotests/iotests.py @@ -51,6 +51,11 @@ def qemu_io(*args): args = qemu_io_args + list(args) return subprocess.Popen(args, stdout=subprocess.PIPE).communicate()[0] +def compare_images(img1, img2): + '''Return True if two image files are identical''' + return qemu_img('compare', '-f', imgfmt, + '-F', imgfmt, img1, img2) == 0 + class VM(object): '''A QEMU VM''' |