Bug#759655: tests fail with proxy

[Michael Vogt <mvo@ubuntu.com>]

On Fri, Aug 29, 2014 at 09:13:00AM +0200, Martin Pitt wrote:
> Package: apt
> Version: 1.0.4

Thanks for your bugreport.
 
> Hello,
> 
> In our CI environment we need to use a proxy to get to most internet
> sites:
> 
> http_proxy=http://squid.internal:3128
> https_proxy=http://squid.internal:3128
> no_proxy=localhost,ubuntu.com,launchpad.net
[..]

I changed the run-tests now to run the tests with "env -i" to ensure
that we start with a clean environment. As a by-product this should
also fix the proxy env pollution.

Thanks!
 Michael