Re: [PATCH] KVM test: Pass the test parameters through the command line

[Michael Goldish <mgoldish@redhat.com>]

On 01/14/2011 01:42 PM, Lucas Meneghel Rodrigues wrote:
> From: Jason Wang <jasowang@redhat.com>
> 
> The patch tries to make using kvm-autotest much more easier by
> enabling the ability of passing the test parameters from command line
> directly through --args="key1=value1 key2=value2 ... keyN=valueN".
> 
> The idea is simple, autotest test pass the additional parameters
> through args, and the control file analyzes them and generate the
> configuration string for kvm_config.
> 
> The keywords "only" and "no" were introduced to limit the variants,
> for each "only=variant1" the control file would generate a line
> "only variant1", same for "no". For others, "key = value" is
> generated.
> 
> User still need to be familiar with the test parameters in order to
> get the intended test matrix.
> 
> Change from V3:
> Use a slightly bigger subset of the config file language
> by allowing "no" to limit the amount of variants.
> 
> Change from V2:
> Use the args exported by autotest.
> Analyze the cmd parameters in control and drop control.cli.
> Drop test_cli.cfg.sample so there's no default variants.
> Add "only" which is used to limit the varaints.
> 
> Change from V1:
> Drop the wrapper method and use the control file directly.
> 
> Signed-off-by: Jason Wang <jasowang@redhat.com>
> ---
>  client/tests/kvm/control |   14 ++++++++++++++
>  1 files changed, 14 insertions(+), 0 deletions(-)
> 
> diff --git a/client/tests/kvm/control b/client/tests/kvm/control
> index 63bbe5d..79c0897 100644
> --- a/client/tests/kvm/control
> +++ b/client/tests/kvm/control
> @@ -53,6 +53,20 @@ str = """
>  """
>  tests_cfg = kvm_config.config()
>  tests_cfg_path = os.path.join(kvm_test_dir, "tests.cfg")
> +
> +if args:
> +    # We get test parameters from command line
> +    for arg in args:
> +        try:
> +            (key, value) = re.findall("(.*)=(.*)", arg)[0]
> +            if key == "only":
> +                str += "only %s\n" % value
> +            if key == "no":
> +                str += "no %s\n" % value
> +            else:
> +                str += "%s = %s\n" % (key, value)
> +        except IndexError:
> +            pass
>  tests_cfg.fork_and_parse(tests_cfg_path, str)
>  
>  # Run the tests

Is it possible to pass multiple names to an 'only' command, e.g.
only='boot reboot migrate'?  What about values with spaces? (vms='vm1
vm2 vm3')