forked from quic-go/quic-go
adc13be540
* implement a memory-optimized time.Time replacement * monotime: properly handle systems with bad timer resolution (Windows) * monotime: simplify Since
80 lines
1.7 KiB
Go
80 lines
1.7 KiB
Go
package monotime
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import (
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"testing"
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"time"
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"github.com/quic-go/quic-go/internal/synctest"
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"github.com/stretchr/testify/require"
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)
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func TestTimeRelations(t *testing.T) {
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t1 := Now()
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require.Equal(t, t1, t1)
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require.False(t, t1.IsZero())
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t2 := t1.Add(time.Second)
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require.False(t, t1.Equal(t2))
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require.False(t, t2.Equal(t1))
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require.True(t, t2.After(t1))
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require.False(t, t1.After(t2))
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require.False(t, t2.Before(t1))
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require.Equal(t, t2.Sub(t1), time.Second)
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require.Equal(t, t1.Sub(t2), -time.Second)
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}
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func TestSince(t *testing.T) {
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synctest.Test(t, func(t *testing.T) {
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t1 := Now()
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time.Sleep(time.Second)
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require.Equal(t, Since(t1), time.Second)
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require.Equal(t, Now().Sub(t1), time.Second)
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time.Sleep(time.Minute)
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require.Equal(t, Since(t1), time.Minute+time.Second)
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require.Equal(t, Now().Sub(t1), time.Minute+time.Second)
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})
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}
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func TestUntil(t *testing.T) {
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synctest.Test(t, func(t *testing.T) {
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t1 := Now().Add(time.Minute)
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require.Equal(t, Until(t1), time.Minute)
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require.Equal(t, t1.Sub(Now()), time.Minute)
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time.Sleep(15 * time.Second)
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require.Equal(t, Until(t1), 45*time.Second)
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require.Equal(t, t1.Sub(Now()), 45*time.Second)
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})
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}
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func TestConversions(t *testing.T) {
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t1 := Now()
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t1Time := t1.ToTime()
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require.Equal(t, FromTime(t1Time), t1)
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require.Zero(t, t1Time.Sub(t1.ToTime()))
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var zeroTime time.Time
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require.Zero(t, FromTime(zeroTime))
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require.Zero(t, FromTime(zeroTime))
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var zero Time
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require.True(t, zero.ToTime().IsZero())
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}
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func BenchmarkNow(b *testing.B) {
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b.Run("Now", func(b *testing.B) {
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for b.Loop() {
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_ = Now()
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}
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})
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b.Run("time.Now", func(b *testing.B) {
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for b.Loop() {
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_ = time.Now()
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}
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})
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}
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