varnishtest "http header collision -/_"

server s1 {
	rxreq
	txresp
} -start

varnish v1 -vcl+backend {
	sub vcl_recv {
		if (req.http.foo_bar == req.http.foo-bar) {
			set req.http.foo_bar = "xxx";
		}
	}
} -start

client c1 {
	txreq
	rxresp
} -run
