More coverage of cli_serve.c

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@4586 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishtest/tests/b00008.vtc

@@ -6,6 +6,20 @@ varnish v1 -arg "-b ${bad_ip}:9080"
 
 varnish v1 -cliok "help"
 
+varnish v1 -cliok "help -a"
+
+varnish v1 -cliok "help -d"
+
+varnish v1 -cliok "help vcl.load"
+
+varnish v1 -cliok "help purge"
+
+varnish v1 -clierr 101 "FOO?"
+
+varnish v1 -clierr 100 "\x22"
+
+varnish v1 -clierr 105 "help  1 2 3"
+
 varnish v1 -cliok "param.show"
 
 varnish v1 -cliok "param.show diag_bitmap"