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cmd/derper,tstest/nettest: skip network-needing test in airplane mode

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Not buying wifi on a short flight is a good way to find tests
that require network. Whoops.

Updates #cleanup

Change-Id: Ibe678e9c755d27269ad7206413ffe9971f07d298
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick 2024-05-03 06:29:35 -07:00 committed by Brad Fitzpatrick
parent 46f3feae96
commit 1fe0983f2d
2 changed files with 24 additions and 0 deletions
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3
cmd/derper/bootstrap_dns_test.go
View File

@ -13,6 +13,7 @@ import (
"testing" "testing"
"tailscale.com/tstest" "tailscale.com/tstest"
"tailscale.com/tstest/nettest"
) )
func BenchmarkHandleBootstrapDNS(b *testing.B) { func BenchmarkHandleBootstrapDNS(b *testing.B) {
@ -55,6 +56,8 @@ func getBootstrapDNS(t *testing.T, q string) dnsEntryMap {
} }
func TestUnpublishedDNS(t *testing.T) { func TestUnpublishedDNS(t *testing.T) {
nettest.SkipIfNoNetwork(t)
const published = "login.tailscale.com" const published = "login.tailscale.com"
const unpublished = "log.tailscale.io" const unpublished = "log.tailscale.io"

21
tstest/nettest/nettest.go Normal file
View File

@ -0,0 +1,21 @@
// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
// Package nettest contains additional test helpers related to network state
// that can't go into tstest for circular dependency reasons.
package nettest
import (
"testing"
"tailscale.com/net/netmon"
)
// SkipIfNoNetwork skips the test if it looks like there's no network
// access.
func SkipIfNoNetwork(t testing.TB) {
nm := netmon.NewStatic()
if !nm.InterfaceState().AnyInterfaceUp() {
t.Skip("skipping; test requires network but no interface is up")
}
}