mirror of
https://git.zx2c4.com/wireguard-go
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31 lines
582 B
Go
31 lines
582 B
Go
/* SPDX-License-Identifier: MIT
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*
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* Copyright (C) 2017-2020 WireGuard LLC. All Rights Reserved.
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*/
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package tai64n
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import (
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"testing"
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"time"
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)
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/* Testing the essential property of the timestamp
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* as used by WireGuard.
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*/
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func TestMonotonic(t *testing.T) {
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old := Now()
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for i := 0; i < 50; i++ {
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next := Now()
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if next.After(old) {
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t.Error("Whitening insufficient")
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}
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time.Sleep(time.Duration(whitenerMask)/time.Nanosecond + 1)
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next = Now()
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if !next.After(old) {
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t.Error("Not monotonically increasing on whitened nano-second scale")
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}
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old = next
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}
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}
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