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// Copyright (C) 2014 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
package ignore
import (
"testing"
"time"
"github.com/syncthing/syncthing/lib/ignore/ignoreresult"
)
func TestCache(t *testing.T) {
fc := new(fakeClock)
oldClock := clock
clock = fc
defer func() {
clock = oldClock
}()
c := newCache(nil)
res, ok := c.get("nonexistent")
if res.IsIgnored() || res.IsDeletable() || ok {
t.Errorf("res %v, ok %v for nonexistent item", res, ok)
}
// Set and check some items
c.set("true", ignoreresult.IgnoredDeletable)
c.set("false", 0)
res, ok = c.get("true")
if !res.IsIgnored() || !res.IsDeletable() || !ok {
t.Errorf("res %v, ok %v for true item", res, ok)
}
res, ok = c.get("false")
if res.IsIgnored() || res.IsDeletable() || !ok {
t.Errorf("res %v, ok %v for false item", res, ok)
}
// Don't clean anything
c.clean(time.Second)
// Same values should exist
res, ok = c.get("true")
if !res.IsIgnored() || !res.IsDeletable() || !ok {
t.Errorf("res %v, ok %v for true item", res, ok)
}
res, ok = c.get("false")
if res.IsIgnored() || res.IsDeletable() || !ok {
t.Errorf("res %v, ok %v for false item", res, ok)
}
// Sleep and access, to get some data for clean
*fc += 500 // milliseconds
c.get("true")
*fc += 100 // milliseconds
// "false" was accessed ~600 ms ago, "true" was accessed ~100 ms ago.
// This should clean out "false" but not "true"
c.clean(300 * time.Millisecond)
// Same values should exist
_, ok = c.get("true")
if !ok {
t.Error("item should still exist")
}
_, ok = c.get("false")
if ok {
t.Errorf("item should have been cleaned")
}
}
type fakeClock int64 // milliseconds
func (f *fakeClock) Now() time.Time {
t := time.Unix(int64(*f)/1000, (int64(*f)%1000)*int64(time.Millisecond))
*f++
return t
}
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