// Copyright (c) Tailscale Inc & contributors // SPDX-License-Identifier: BSD-3-Clause package inbody import ( "sync" "testing" ) var counter int func TestRace(t *testing.T) { var wg sync.WaitGroup wg.Add(2) go func() { defer wg.Done(); counter++ }() go func() { defer wg.Done(); counter++ }() wg.Wait() }