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tailscale/tstest/archtest/archtest_test.go

33 lines
732 B
Go

// 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.
package archtest
import (
"runtime"
"testing"
"inet.af/netstack/atomicbitops"
)
// tests netstack's AlignedAtomicInt64.
func TestAlignedAtomicInt64(t *testing.T) {
type T struct {
A atomicbitops.AlignedAtomicInt64
x int32
B atomicbitops.AlignedAtomicInt64
}
t.Logf("I am %v/%v\n", runtime.GOOS, runtime.GOARCH)
var x T
x.A.Store(1)
x.B.Store(2)
if got, want := x.A.Load(), int64(1); got != want {
t.Errorf("A = %v; want %v", got, want)
}
if got, want := x.B.Load(), int64(2); got != want {
t.Errorf("A = %v; want %v", got, want)
}
}