mocknet printer for printing

net/mock/mock_printer.go

+package mocknet
+
+import (
+	"fmt"
+	"io"
+
+	inet "github.com/jbenet/go-ipfs/net"
+	peer "github.com/jbenet/go-ipfs/peer"
+)
+
+// separate object so our interfaces are separate :)
+type printer struct {
+	w io.Writer
+}
+
+func (p *printer) MocknetLinks(mn Mocknet) {
+	links := mn.Links()
+
+	fmt.Fprintf(p.w, "Mocknet link map:\n")
+	for p1, lm := range links {
+		fmt.Fprintf(p.w, "\t%s linked to:\n", peer.ID(p1))
+		for p2, l := range lm {
+			fmt.Fprintf(p.w, "\t\t%s (%d links)\n", peer.ID(p2), len(l))
+		}
+	}
+	fmt.Fprintf(p.w, "\n")
+}
+
+func (p *printer) NetworkConns(ni inet.Network) {
+
+	fmt.Fprintf(p.w, "%s connected to:\n", ni.LocalPeer())
+	for _, c := range ni.Conns() {
+		fmt.Fprintf(p.w, "\t%s (addr: %s)\n", c.RemotePeer(), c.RemoteMultiaddr())
+	}
+	fmt.Fprintf(p.w, "\n")
+}