Re: [PATCH 1/2] tests/avocado: Factor file_truncate() helper out

[Cédric Le Goater]

On 1/20/23 13:28, Philippe Mathieu-Daudé wrote:
> Factor file_truncate() helper out of image_pow2ceil_expand()
> for reuse.
>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>>
> ---
>   tests/avocado/boot_linux_console.py | 14 +++++++++-----
>   1 file changed, 9 insertions(+), 5 deletions(-)
>
> diff --git a/tests/avocado/boot_linux_console.py 
> b/tests/avocado/boot_linux_console.py
> index 8c1d981586..49a4b22fe1 100644
> --- a/tests/avocado/boot_linux_console.py
> +++ b/tests/avocado/boot_linux_console.py
> @@ -30,15 +30,19 @@
>   def pow2ceil(x):
>       return 1 if x == 0 else 2**(x - 1).bit_length()
>   
> +"""
> +Truncate file
> +"""
> +def file_truncate(path, size):
> +    if size != os.path.getsize(path):
> +        with open(path, 'ab+') as fd:
> +            fd.truncate(size)
> +
>   """
>   Expand file size to next power of 2
>   """
>   def image_pow2ceil_expand(path):
> -        size = os.path.getsize(path)
> -        size_aligned = pow2ceil(size)
> -        if size != size_aligned:
> -            with open(path, 'ab+') as fd:
> -                fd.truncate(size_aligned)
> +    file_truncate(path, pow2ceil(size))

size is required ^

C.


>   
>   class LinuxKernelTest(QemuSystemTest):
>       KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '