62 lines
1.8 KiB
Go
62 lines
1.8 KiB
Go
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// Copyright 2020 The gVisor Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package header
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import (
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"encoding/binary"
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"testing"
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"time"
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"gvisor.dev/gvisor/pkg/tcpip"
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)
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func TestMLD(t *testing.T) {
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b := []byte{
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// Maximum Response Delay
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0, 0,
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// Reserved
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0, 0,
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// MulticastAddress
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1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6,
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}
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const maxRespDelay = 513
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binary.BigEndian.PutUint16(b, maxRespDelay)
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mld := MLD(b)
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if got, want := mld.MaximumResponseDelay(), maxRespDelay*time.Millisecond; got != want {
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t.Errorf("got mld.MaximumResponseDelay() = %s, want = %s", got, want)
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}
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const newMaxRespDelay = 1234
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mld.SetMaximumResponseDelay(newMaxRespDelay)
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if got, want := mld.MaximumResponseDelay(), newMaxRespDelay*time.Millisecond; got != want {
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t.Errorf("got mld.MaximumResponseDelay() = %s, want = %s", got, want)
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}
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if got, want := mld.MulticastAddress(), tcpip.Address([]byte{1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6}); got != want {
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t.Errorf("got mld.MulticastAddress() = %s, want = %s", got, want)
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}
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multicastAddress := tcpip.Address([]byte{15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0})
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mld.SetMulticastAddress(multicastAddress)
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if got := mld.MulticastAddress(); got != multicastAddress {
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t.Errorf("got mld.MulticastAddress() = %s, want = %s", got, multicastAddress)
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}
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}
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