116 lines
2.0 KiB
Go
116 lines
2.0 KiB
Go
package state
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import (
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"testing"
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"time"
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)
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func TestTombstoneGC_invalid(t *testing.T) {
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_, err := NewTombstoneGC(0, 0)
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if err == nil {
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t.Fatalf("should fail")
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}
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_, err = NewTombstoneGC(time.Second, 0)
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if err == nil {
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t.Fatalf("should fail")
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}
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_, err = NewTombstoneGC(0, time.Second)
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if err == nil {
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t.Fatalf("should fail")
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}
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}
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func TestTombstoneGC(t *testing.T) {
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ttl := 20 * time.Millisecond
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gran := 5 * time.Millisecond
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gc, err := NewTombstoneGC(ttl, gran)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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gc.SetEnabled(true)
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if gc.PendingExpiration() {
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t.Fatalf("should not be pending")
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}
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start := time.Now()
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gc.Hint(100)
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if !gc.PendingExpiration() {
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t.Fatalf("should be pending")
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}
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select {
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case index := <-gc.ExpireCh():
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end := time.Now()
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if end.Sub(start) < ttl {
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t.Fatalf("expired early")
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}
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if index != 100 {
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t.Fatalf("bad index: %d", index)
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}
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case <-time.After(ttl * 2):
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t.Fatalf("should get expiration")
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}
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start2 := time.Now()
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gc.Hint(120)
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gc.Hint(125)
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// Check that we only have a single bin (this cross-checks #3670).
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gc.Lock()
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bins := len(gc.expires)
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gc.Unlock()
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if got, want := bins, 1; got != want {
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t.Fatalf("got %d want %d", got, want)
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}
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if !gc.PendingExpiration() {
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t.Fatalf("should be pending")
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}
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select {
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case index := <-gc.ExpireCh():
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end := time.Now()
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if end.Sub(start2) < ttl {
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t.Fatalf("expired early")
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}
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if index != 125 {
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t.Fatalf("bad index: %d", index)
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}
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case <-time.After(ttl * 2):
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t.Fatalf("should get expiration")
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}
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}
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func TestTombstoneGC_Expire(t *testing.T) {
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ttl := 10 * time.Millisecond
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gran := 5 * time.Millisecond
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gc, err := NewTombstoneGC(ttl, gran)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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gc.SetEnabled(true)
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if gc.PendingExpiration() {
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t.Fatalf("should not be pending")
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}
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gc.Hint(100)
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gc.SetEnabled(false)
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if gc.PendingExpiration() {
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t.Fatalf("should not be pending")
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}
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select {
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case <-gc.ExpireCh():
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t.Fatalf("should be reset")
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case <-time.After(ttl * 2):
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}
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}
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