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// SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
// SPDX-License-Identifier: MIT
package extension
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestALPN(t *testing.T) {
extension := ALPN{
ProtocolNameList: []string{"http/1.1", "spdy/1", "spdy/2", "spdy/3"},
}
raw, err := extension.Marshal()
assert.NoError(t, err)
newExtension := ALPN{}
assert.NoError(t, newExtension.Unmarshal(raw))
assert.Equal(t, extension.ProtocolNameList, newExtension.ProtocolNameList)
}
func TestALPNProtocolSelection(t *testing.T) {
selectedProtocol, err := ALPNProtocolSelection([]string{"http/1.1", "spd/1"}, []string{"spd/1"})
assert.NoError(t, err)
assert.Equal(t, "spd/1", selectedProtocol)
_, err = ALPNProtocolSelection([]string{"http/1.1"}, []string{"spd/1"})
assert.ErrorIs(t, err, errALPNNoAppProto)
selectedProtocol, err = ALPNProtocolSelection([]string{"http/1.1", "spd/1"}, []string{})
assert.NoError(t, err)
assert.Empty(t, selectedProtocol)
}
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