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vender/github.com/ccding/go-stun/stun/utils_test.go

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+// Copyright 2015, Cong Ding. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+// Author: Cong Ding <dinggnu@gmail.com>
+
+package stun
+
+import (
+	"testing"
+)
+
+func TestPadding(t *testing.T) {
+	b := []byte{1, 2}
+	expected := []byte{1, 2, 0, 0}
+	result := padding(b)
+	if len(result) != len(expected) {
+		t.Errorf("Padding error: result size wrong.\n")
+	}
+	for i := range expected {
+		if expected[i] != result[i] {
+			t.Errorf("Padding error: data wrong in bit %d.\n", i)
+		}
+	}
+}
+
+func TestAlign(t *testing.T) {
+	d := make(map[uint16]uint16)
+	d[1] = 4
+	d[4] = 4
+	d[5] = 8
+	d[6] = 8
+	d[7] = 8
+	d[8] = 8
+	d[65528] = 65528
+	d[65529] = 65532
+	d[65531] = 65532
+	d[65532] = 65532
+	for k, v := range d {
+		if align(k) != v {
+			t.Errorf("Align error: expected %d, get %d", align(k), v)
+		}
+	}
+}
+
+func TestIsLocalAddress(t *testing.T) {
+	if !isLocalAddress(":1234", "127.0.0.1:8888") {
+		t.Errorf("isLocal error")
+	}
+	if !isLocalAddress("192.168.0.1:1234", "192.168.0.1:8888") {
+		t.Errorf("isLocal error")
+	}
+	if !isLocalAddress("8.8.8.8:1234", "8.8.8.8:8888") {
+		t.Errorf("isLocal error")
+	}
+	if isLocalAddress(":1234", "8.8.8.8:8888") {
+		t.Errorf("isLocal error")
+	}
+}