[U-Boot] [PATCH v1 02/12] tests: py: disable main_signon check for printenv cmd

[Stephen Warren <swarren@wwwdotorg.org>]

On 05/18/2016 10:37 AM, Stephen Warren wrote:
> On 05/18/2016 08:18 AM, Heiko Schocher wrote:
>> if CONFIG_VERSION_VARIABLE is set, the U-Boot environment
>> contains a "vers" variable with the current U-Boot version
>> string. If now "printenv" is called, test/py fails as it
>> detects the main_sign string, which is in this case correct.
>>
>> So check only the main_sign as an error, if CONFIG_VERSION_VARIABLE
>> is not set.
>
> Interesting. I wonder if it would be possible to instead adjust the
> regex so it didn't match the printenv output; that way if printenv
> crashed and the system rebooted, the test would still catch it. Still,
> the current patch is probably simpler and the window for issues small
> enough that I think this is fine.
>
>> diff --git a/test/py/tests/test_env.py b/test/py/tests/test_env.py
>
>> +        if
>> self.u_boot_console.config.buildconfig['config_version_variable'] == 'y':
>
> I think that should instead be:
>
>> if
>> self.u_boot_console.config.buildconfig.get('config_version_variable',
>> 'n') == 'y':
>
> That way, if there's no value for CONFIG_VERSION_VARIABLE at all, the
> code will still work, rather than raising an exception when the lookup
> fails.
>
> With that change,
> Acked-by: Stephen Warren <swarren@nvidia.com>

Unfortunately, this patch got applied in the original form, which causes 
a lot of breakage, since CONFIG_VERSION_VARIABLE doesn't exist in many 
cases. I'll send a fixup patch.