diff --git a/ice/ice_test.go b/ice/ice_test.go
index 71197af..4b2efae 100644
--- a/ice/ice_test.go
+++ b/ice/ice_test.go
@@ -5,11 +5,15 @@ import (
 	"crypto/hmac"
 	"crypto/sha1"
 	"encoding/base64"
+	"os"
 	"reflect"
 	"strings"
 	"testing"
+	"time"
 
 	"github.com/pion/webrtc/v3"
+
+	"github.com/jech/galene/turnserver"
 )
 
 func TestPassword(t *testing.T) {
@@ -63,3 +67,31 @@ func TestHMAC(t *testing.T) {
 		t.Errorf("Got %v, expected %v", sss, ss)
 	}
 }
+
+func TestICEConfiguration(t *testing.T) {
+	ICEFilename = "/tmp/no/such/file"
+	turnserver.Address = ""
+
+	conf := ICEConfiguration()
+	if conf == nil {
+		t.Errorf("conf is nil")
+	}
+	conf2 := ICEConfiguration()
+	if conf2 != conf {
+		t.Errorf("conf2 != conf")
+	}
+
+	if len(conf.ICEServers) != 0 {
+		t.Errorf("len(ICEServers) = %v", len(conf.ICEServers))
+	}
+}
+
+func TestRelayTest(t *testing.T) {
+	ICEFilename = "/tmp/no/such/file"
+	turnserver.Address = ""
+
+	_, err := RelayTest(200 * time.Millisecond)
+	if err == nil || !os.IsTimeout(err) {
+		t.Errorf("Relay test returned %v", err)
+	}
+}