Use the nice macros we have, to make even this test use randomly

selected port numbers.

I belive varnishtest is now entirely without magic TCP port numbers
and multiple instances should be runable without collision.



git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@4489 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishtest/tests/v00010.vtc

@@ -24,15 +24,12 @@ varnish v1 -vcl+backend {
 
 varnish v1 -cliok "param.set diag_bitmap 0x00001000"
 
-# We have to force a known listen address otherwise the client cannot find
-# the varnish after the restart.
-
-varnish v1 -cliok "param.set listen_address 127.0.0.1:9080" -stop -start
+# Force the (random) port selected to be used again after restart.
+varnish v1 -cliok "param.set listen_address ${v1_sock}"
 
 # varnishtest defaults to auto_restart off, to avoid masking bugs.
 varnish v1 -cliok "param.set auto_restart on" 
 
-
 client c1 {
 	txreq -url "/"
 	rxresp