tailscale/net/interfaces/interfaces_default_route_test.go

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// Copyright (c) 2021 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build linux || (darwin && !ts_macext)
// +build linux darwin,!ts_macext
package interfaces
import (
"testing"
)
func TestDefaultRouteInterface(t *testing.T) {
// tests /proc/net/route on the local system, cannot make an assertion about
// the correct interface name, but good as a sanity check.
v, err := DefaultRouteInterface()
if err != nil {
t.Fatal(err)
}
t.Logf("got %q", v)
}