mirror of
https://github.com/golang/go
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30 lines
621 B
Go
30 lines
621 B
Go
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package time
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import (
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"testing";
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"time";
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)
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export func TestTick(t *testing.T) {
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const (
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Delta uint64 = 10*1e6;
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Count uint64 = 10;
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);
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c := Tick(Delta);
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t0, err := Nanoseconds();
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for i := 0; i < Count; i++ {
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<-c;
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}
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t1, err1 := Nanoseconds();
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ns := t1 - t0;
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target := int64(Delta*Count);
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slop := target*2/10;
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if ns < target - slop || ns > target + slop {
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t.Fatalf("%d ticks of %d ns took %d ns, expected %d", Count, Delta, ns, target);
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}
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}
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