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/*
* Copyright (c) 2020. Ant Group. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*/
package signals
import (
"sync/atomic"
"syscall"
"testing"
"time"
"github.com/stretchr/testify/require"
)
func TestSetupSignalHandler(t *testing.T) {
signal := SetupSignalHandler()
var expected int32 = 2
var actual int32
var func1 = func(stop <-chan struct{}) {
<-stop
atomic.AddInt32(&actual, 1)
}
var func2 = func(stop <-chan struct{}) {
<-stop
atomic.AddInt32(&actual, 1)
}
go func1(signal)
go func2(signal)
err := syscall.Kill(syscall.Getpid(), syscall.SIGINT)
require.Nil(t, err)
time.Sleep(1 * time.Second)
require.Equal(t, atomic.LoadInt32(&actual), expected)
}
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