lotus/chain/events/tscache_test.go
2019-10-01 15:34:53 -06:00

50 lines
877 B
Go

package events
import (
"context"
"fmt"
"testing"
"github.com/filecoin-project/go-lotus/chain/types"
)
func TestTsCache(t *testing.T) {
tsc := newTSCache(50, func(context.Context, uint64, *types.TipSet) (*types.TipSet, error) {
t.Fatal("storage call")
return &types.TipSet{}, nil
})
h := uint64(75)
add := func() {
ts, err := types.NewTipSet([]*types.BlockHeader{{
Height: h,
ParentStateRoot: dummyCid,
Messages: dummyCid,
ParentMessageReceipts: dummyCid,
}})
if err != nil {
t.Fatal(err)
}
if err := tsc.add(ts); err != nil {
t.Fatal(err)
}
h++
}
for i := 0; i < 9000; i++ {
fmt.Printf("i=%d; tl=%d; tcl=%d\n", i, tsc.len, len(tsc.cache))
if i%90 > 60 {
if err := tsc.revert(tsc.best()); err != nil {
t.Fatal(err, "; i:", i)
return
}
h--
} else {
add()
}
}
}