diff options
| -rwxr-xr-x | tests/qemu-iotests/242 | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/tests/qemu-iotests/242 b/tests/qemu-iotests/242 index 16c65edcd7..c176e92da6 100755 --- a/tests/qemu-iotests/242 +++ b/tests/qemu-iotests/242 @@ -20,6 +20,7 @@ import iotests import json +import struct from iotests import qemu_img_create, qemu_io, qemu_img_pipe, \ file_path, img_info_log, log, filter_qemu_io @@ -64,10 +65,11 @@ def write_to_disk(offset, size): def toggle_flag(offset): with open(disk, "r+b") as f: f.seek(offset, 0) - c = f.read(1) - toggled = chr(ord(c) ^ bitmap_flag_unknown) + # Read one byte in a way compatible with Python 2 + flags = struct.unpack("B", f.read(1)) + toggled = flags[0] ^ bitmap_flag_unknown f.seek(-1, 1) - f.write(toggled) + f.write(struct.pack("B", toggled)) qemu_img_create('-f', iotests.imgfmt, disk, '1M') |