@@ -1,6 +1,7 @@

 package portmapper

 import (

+	"github.com/dotcloud/docker/daemon/networkdriver/portallocator"

 	"github.com/dotcloud/docker/pkg/iptables"

 	"github.com/dotcloud/docker/pkg/proxy"

 	"net"

@@ -112,3 +113,40 @@ func TestGetUDPIPAndPort(t *testing.T) {

 		t.Fatalf("expected port %d got %d", ep, port)

 	}

 }

+

+func TestMapAllPortsSingleInterface(t *testing.T) {

+	dstIp1 := net.ParseIP("0.0.0.0")

+	srcAddr1 := &net.TCPAddr{Port: 1080, IP: net.ParseIP("172.16.0.1")}

+

+	hosts := []net.Addr{}

+	var host net.Addr

+	var err error

+

+	defer func() {

+		for _, val := range hosts {

+			Unmap(val)

+		}

+	}()

+

+	for i := 0; i < 10; i++ {

+		for i := portallocator.BeginPortRange; i < portallocator.EndPortRange; i++ {

+			if host, err = Map(srcAddr1, dstIp1, 0); err != nil {

+				t.Fatal(err)

+			}

+

+			hosts = append(hosts, host)

+		}

+

+		if _, err := Map(srcAddr1, dstIp1, portallocator.BeginPortRange); err == nil {

+			t.Fatal("Port %d should be bound but is not", portallocator.BeginPortRange)

+		}

+

+		for _, val := range hosts {

+			if err := Unmap(val); err != nil {

+				t.Fatal(err)

+			}

+		}

+

+		hosts = []net.Addr{}

+	}

+}