test: empty multiaddr

Author: Stebalien

multiaddr_test.go

@@ -74,6 +74,8 @@ func TestConstructFails(t *testing.T) {
 		"/unix",
 		"/ip4/1.2.3.4/tcp/80/unix",
 		"/ip4/127.0.0.1/tcp/9090/http/p2p-webcrt-direct",
+		"/",
+		"",
 	}
 
 	for _, a := range cases {
@@ -83,6 +85,13 @@ func TestConstructFails(t *testing.T) {
 	}
 }
 
+func TestEmptyMultiaddr(t *testing.T) {
+	_, err := NewMultiaddrBytes([]byte{})
+	if err == nil {
+		t.Fatal("should have failed to parse empty multiaddr")
+	}
+}
+
 func TestConstructSucceeds(t *testing.T) {
 	cases := []string{
 		"/ip4/1.2.3.4",