Re: Testing Output and Functionality

Jed Lund <[email protected]>
Newsgroups gmane.comp.lang.perl.quality-assurance
Message-ID <CAM4-=+PzvHB4ejMz4OwVbHJrGjYqN+vqyGMev54g4gkJC_NzvA@mail.gmail.com>
Eirik,

Thank you for the suggestion.  I had not seen Test::Trap in my searches so
I will investigate.

Best Regards,

Jed

On Mon, Apr 23, 2012 at 11:44 PM, Eirik Berg Hanssen <
[email protected]> wrote:

> On Tue, Apr 24, 2012 at 6:35 AM, Jed Lund <[email protected]> wrote:
>
>> Hello,
>>
>> I was wondering if I could get some pointers towards a module or package
>> that would allow me to test the functionality of various elements of code
>> that I was developing while I also tested the STDERR and STDOUT output
>> from
>> that element of code?  I have been hunting around CPAN for the right fit
>> but so far I have only found STDERR/STDOUT tests or functionality tests
>> not
>> a way to test both results from the same method call.
>>
>
>   This sounds like a job for ... Test::Trap!
>
>
> The most basic case would be to test the output of a method that returned
>> some defined result while also capturing any warnings prompted by
>> malformed
>> input which did not cause catastrophic failure.  The goal would be to
>> certify the output and the warning message from the same method call.
>>
>
>
> my $result = trap { $obj->method(@args) }; # or my @results, for list
> context
> # Possibly:
> $trap->warn_is_deeply( \@expected_warnings, "Got exactly the expected
> warnings?" );
> # ... but usually more usefully:
> $trap->stderr_like( $pattern, "Trapped stderr matches expectations" );
> # ... and you may still test $trap->stdout, $result/@result (or
> $trap->return), and whatever else, from the same call.
>
>
> Eirik
>
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