[1/2] winhttp/tests: Test when large amount of data is returned from a 401.

[Marvin]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?
Full results can be found at
https://testbot.winehq.org/JobDetails.pl?Key=30140

Your paranoid android.


=== wxppro (32 bit winhttp) ===
winhttp.c:1143: Test failed: request failed unexpectedly 400