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// SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
// SPDX-License-Identifier: MIT
//go:build aix || darwin || dragonfly || freebsd || linux || nacl || nacljs || netbsd || openbsd || solaris || windows
// +build aix darwin dragonfly freebsd linux nacl nacljs netbsd openbsd solaris windows
// For systems having syscall.Errno.
// The build target must be same as errors_errno.go.
package dtls
import (
"net"
"testing"
"github.com/stretchr/testify/assert"
)
func TestErrorsTemporary(t *testing.T) {
// Allocate a UDP port no one is listening on.
addrListen, err := net.ResolveUDPAddr("udp", "localhost:0")
assert.NoError(t, err)
listener, err := net.ListenUDP("udp", addrListen)
assert.NoError(t, err)
raddr, ok := listener.LocalAddr().(*net.UDPAddr)
assert.True(t, ok)
assert.NoError(t, listener.Close())
// Server is not listening.
conn, errDial := net.DialUDP("udp", nil, raddr)
assert.NoError(t, errDial)
_, _ = conn.Write([]byte{0x00}) // trigger
_, err = conn.Read(make([]byte, 10))
_ = conn.Close()
if err == nil {
t.Skip("ECONNREFUSED is not set by system")
}
var ne net.Error
assert.ErrorAs(t, netError(err), &ne)
assert.False(t, ne.Timeout())
assert.True(t, ne.Temporary()) //nolint:staticcheck
}
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