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From Philippe Mouawad <philippe.moua...@gmail.com>
Subject Re: Regression in 3.0 / Bug 59401 / Possible solutions
Date Sun, 01 May 2016 20:27:06 GMT
On Sunday, May 1, 2016, sebb <sebbaz@gmail.com> wrote:

> On 1 May 2016 at 21:12, Philippe Mouawad <philippe.mouawad@gmail.com
> <javascript:;>> wrote:
> > On Sunday, May 1, 2016, sebb <sebbaz@gmail.com <javascript:;>> wrote:
> >
> >> On 1 May 2016 at 20:53, Philippe Mouawad <philippe.mouawad@gmail.com
> <javascript:;>
> >> <javascript:;>> wrote:
> >> > Hello,
> >> > As you know a regression has been reported on 3.0 related to
> Compressed
> >> > responses management.
> >> >
> >> > HC4.5.2 differs in its behaviour with 4.2.6, it removes 3 headers
> after
> >> > uncompressing the response:
> >> > - Content-Length
> >> > - Content-Encoding
> >> > - Content-MD5
> >> >
> >> > I attached a fix to Bug 59401 that introduces a ResponseInterceptor at
> >> > first position to save initial Headers.
> >> > These headers are then used by JMeter to fill in
> >> > SampleResult#responseHeaders
> >> >
> >> > I don't think the fix can introduce regressions but your review is
> >> welcome
> >> > as long as alternative solutions proposals.
> >> >
> >> > The drawback I see in this patch is that it introduces a new
> >> > ResponseInterceptor and saves Headers in localContext impacting
> slightly
> >> > memory and CPU usage.
> >> >
> >> >
> >> > An alternative solution, would be to modify slightly
> >> >
> >>
> https://github.com/apache/httpclient/blob/4.5.x/httpclient/src/main/java/org/apache/http/client/protocol/ResponseContentEncoding.java#L142
> >> > to remove the code that removes the headers.
> >>
> >> -1; the headers cannot remain as they are no longer correct.
> >>
> >> But this can break existing test plans that would use the missing
> headers
> > no ?
> >
> >> However an alternative might be to copy the original values to an
> >> X-prefixed header before removal.
> >
> > isn't it strange that JMeter adds headers ?
> > How users can distinguish between servers headers and jmeter ones ?
>
> X-JMeter-Content-xxx
>
> Also JMeter can remove them again before storing the response.
> They would only be used as temporary storage


I don't get the whole picture of what you propose ans how it
avoid breaking tests.
Could you provide a patch ?

thanks


>
>
>

> Thx
> >
> >>
> >> >
> >> >
> >> > Regards
> >> > Philippe
> >>
> >
> >
> > --
> > Cordialement.
> > Philippe Mouawad.
>


-- 
Cordialement.
Philippe Mouawad.

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