[libcamera-devel] [PATCH] test: v4l2_compat: Add --verbose argument

[Kieran Bingham]

Quoting Laurent Pinchart (2022-01-15 16:44:34)
> Add a -v/--verbose argument to the v4l2_compat test to print the output
> of v4l2-compliance, even when the test passes. This can be useful when
> debugging.
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>

This sounds reasonable to me, particularly as this script is used as a
standalone test tool.


Reviewed-by: Kieran Bingham <kieran.bingham at ideasonboard.com>

> ---
>  test/v4l2_compat/v4l2_compat_test.py | 11 ++++++++---
>  1 file changed, 8 insertions(+), 3 deletions(-)
> 
> diff --git a/test/v4l2_compat/v4l2_compat_test.py b/test/v4l2_compat/v4l2_compat_test.py
> index 29c25974c1c9..a77585fc2f49 100755
> --- a/test/v4l2_compat/v4l2_compat_test.py
> +++ b/test/v4l2_compat/v4l2_compat_test.py
> @@ -65,7 +65,7 @@ def test_v4l2_compliance(v4l2_compliance, v4l2_compat, device, base_driver):
>  
>      result = extract_result(output[-2])
>      if result['failed'] == 0:
> -        return TestPass, None
> +        return TestPass, output
>  
>      # vimc will fail s_fmt because it only supports framesizes that are
>      # multiples of 3
> @@ -73,7 +73,7 @@ def test_v4l2_compliance(v4l2_compliance, v4l2_compat, device, base_driver):
>          failures = grep('fail', output)
>          if re.search('S_FMT cannot handle an invalid format', failures[0]) is None:
>              return TestFail, output
> -        return TestPass, None
> +        return TestPass, output
>  
>      return TestFail, output
>  
> @@ -82,6 +82,8 @@ def main(argv):
>      parser = argparse.ArgumentParser()
>      parser.add_argument('-a', '--all', action='store_true',
>                          help='Test all available cameras')
> +    parser.add_argument('-v', '--verbose', action='store_true',
> +                        help='Make the output verbose')
>      parser.add_argument('v4l2_compat', type=str,
>                          help='Path to v4l2-compat.so')
>      args = parser.parse_args(argv[1:])
> @@ -146,9 +148,12 @@ def main(argv):
>          if ret == TestFail:
>              failed.append(device)
>              print('failed')
> -            print('\n'.join(msg))
>          else:
>              print('success')
> +
> +        if ret == TestFail or args.verbose:
> +            print('\n'.join(msg))
> +
>          drivers_tested[driver] = True
>  
>      if len(drivers_tested) == 0:
> -- 
> Regards,
> 
> Laurent Pinchart
>