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tunnel_test.go
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83 lines (71 loc) · 1.99 KB
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package sshlib
import (
"testing"
)
func TestNormalizeTunnelUnit(t *testing.T) {
if got := normalizeTunnelUnit(TunnelDeviceAny); got != sshTunnelDeviceAny {
t.Fatalf("normalizeTunnelUnit(any) = %d, want %d", got, sshTunnelDeviceAny)
}
if got := normalizeTunnelUnit(7); got != 7 {
t.Fatalf("normalizeTunnelUnit(7) = %d, want 7", got)
}
}
func TestParseTunnelInterfaceUnit(t *testing.T) {
tests := []struct {
name string
input string
want int
wantErr bool
}{
{name: "tun", input: "tun0", want: 0},
{name: "tap", input: "tap12", want: 12},
{name: "invalid", input: "tun", wantErr: true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := parseTunnelInterfaceUnit(tt.input)
if tt.wantErr {
if err == nil {
t.Fatalf("parseTunnelInterfaceUnit(%q) error = nil", tt.input)
}
return
}
if err != nil {
t.Fatalf("parseTunnelInterfaceUnit(%q) error = %v", tt.input, err)
}
if got != tt.want {
t.Fatalf("parseTunnelInterfaceUnit(%q) = %d, want %d", tt.input, got, tt.want)
}
})
}
}
func TestUtunControlUnit(t *testing.T) {
if got := utunControlUnit(TunnelDeviceAny); got != 0 {
t.Fatalf("utunControlUnit(any) = %d, want 0", got)
}
if got := utunControlUnit(0); got != 1 {
t.Fatalf("utunControlUnit(0) = %d, want 1", got)
}
if got := utunControlUnit(5); got != 6 {
t.Fatalf("utunControlUnit(5) = %d, want 6", got)
}
}
func TestUtunPacketFamily(t *testing.T) {
tests := []struct {
name string
packet []byte
want uint32
}{
{name: "empty", packet: nil, want: utunFamilyUnspec},
{name: "ipv4", packet: []byte{0x45, 0x00}, want: utunFamilyIPv4},
{name: "ipv6", packet: []byte{0x60, 0x00}, want: utunFamilyIPv6},
{name: "unknown", packet: []byte{0x10, 0x00}, want: utunFamilyUnspec},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := utunPacketFamily(tt.packet); got != tt.want {
t.Fatalf("utunPacketFamily(%v) = %d, want %d", tt.packet, got, tt.want)
}
})
}
}