add test b00048.vtc

src/tests/b00048.vtc

+varnishtest "Run a lot of transactions through"
+
+server s0 {
+	loop 10 {
+		rxreq
+		txresp -body "foo1"
+	}
+	rxreq
+	txresp -hdr "Connection: close" -body "foo1"
+	expect_close
+} -dispatch
+
+varnish v1 -arg "-Wpoll" -vcl {
+	import backend_dyn from "${vmod_topbuild}/src/.libs/libvmod_backend_dyn.so";
+
+	backend dummy { .host="${bad_ip}"; }
+
+	sub vcl_init {
+		if (!backend_dyn.create(name="s0", host="${s0_addr}",
+		   		        	   port="${s0_port}")) {
+			return(fail);
+		}
+	}
+
+	sub vcl_recv {
+		return (pass);
+	}
+	sub vcl_backend_fetch {
+		set bereq.backend = backend_dyn.by_name("s0");
+	}
+
+} -start
+
+client c1 {
+	loop 20 {
+		txreq -url /c1
+		rxresp
+		expect resp.status == 200
+	}
+} -start
+
+client c2 {
+	loop 20 {
+		txreq -url /c2
+		rxresp
+		expect resp.status == 200
+	}
+} -start
+
+client c3 {
+	loop 20 {
+		txreq -url /c3
+		rxresp
+		expect resp.status == 200
+	}
+} -start
+
+client c1 -wait
+client c2 -wait
+client c3 -wait