Added test for getting IP with udp from prod servers.

server/udp_test.go

@@ -0,0 +1,53 @@
+package server
+
+import (
+	"log"
+	"os/exec"
+	"strings"
+	"testing"
+)
+
+// TestAddPeer tests the ability to add peers
+func TestUDPPing(t *testing.T) {
+	args := makeDefaultArgs()
+	args.StartUDP = false
+
+	tests := []struct {
+		name string
+		want string
+	} {
+		{
+			name: "Get the right ip from production server.",
+			want: "SETME",
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T){
+
+			toAddr := "spv16.lbry.com"
+			toPort := "50001"
+
+			ip, err := UDPPing(toAddr, toPort)
+			if err != nil {
+				log.Println(err)
+			}
+
+			res, err := exec.Command("dig", "@resolver4.opendns.com", "myip.opendns.com", "+short").Output()
+
+			if err != nil {
+				log.Println(err)
+			}
+
+			digIP := strings.TrimSpace(string(res))
+			udpIP := ip.String()
+			tt.want = digIP
+
+			got1 := udpIP
+			if got1 != tt.want {
+				t.Errorf("got: '%s', want: '%s'\n", got1, tt.want)
+			}
+		})
+	}
+
+}