varnishtest "param vcc_feature::err_unref"

varnish v1 -errvcl {Unused backend c, defined:} {
	backend b { .host = "${localhost}"; }
	backend c { .host = "${localhost}"; }
}

varnish v1 -cliok "param.set vcc_feature -err_unref"

varnish v1 -vcl {
	backend b { .host = "${localhost}"; }
	backend c { .host = "${localhost}"; }
}

varnish v1 -cliok "param.set vcc_feature +err_unref"

varnish v1 -errvcl {Unused backend c, defined:} {
	backend b { .host = "${localhost}"; }
	backend c { .host = "${localhost}"; }
}
