108 lines
2.8 KiB
Go
108 lines
2.8 KiB
Go
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// Copyright 2022 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package rawdb
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import (
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"bytes"
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"os"
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"testing"
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"github.com/ethereum/go-ethereum/ethdb"
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)
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func TestResetFreezer(t *testing.T) {
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items := []struct {
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id uint64
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blob []byte
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}{
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{0, bytes.Repeat([]byte{0}, 2048)},
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{1, bytes.Repeat([]byte{1}, 2048)},
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{2, bytes.Repeat([]byte{2}, 2048)},
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}
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f, _ := NewResettableFreezer(t.TempDir(), "", false, 2048, freezerTestTableDef)
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defer f.Close()
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f.ModifyAncients(func(op ethdb.AncientWriteOp) error {
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for _, item := range items {
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op.AppendRaw("test", item.id, item.blob)
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}
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return nil
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})
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for _, item := range items {
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blob, _ := f.Ancient("test", item.id)
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if !bytes.Equal(blob, item.blob) {
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t.Fatal("Unexpected blob")
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}
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}
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// Reset freezer
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f.Reset()
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count, _ := f.Ancients()
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if count != 0 {
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t.Fatal("Failed to reset freezer")
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}
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for _, item := range items {
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blob, _ := f.Ancient("test", item.id)
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if len(blob) != 0 {
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t.Fatal("Unexpected blob")
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}
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}
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// Fill the freezer
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f.ModifyAncients(func(op ethdb.AncientWriteOp) error {
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for _, item := range items {
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op.AppendRaw("test", item.id, item.blob)
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}
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return nil
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})
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for _, item := range items {
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blob, _ := f.Ancient("test", item.id)
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if !bytes.Equal(blob, item.blob) {
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t.Fatal("Unexpected blob")
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}
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}
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}
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func TestFreezerCleanup(t *testing.T) {
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items := []struct {
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id uint64
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blob []byte
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}{
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{0, bytes.Repeat([]byte{0}, 2048)},
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{1, bytes.Repeat([]byte{1}, 2048)},
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{2, bytes.Repeat([]byte{2}, 2048)},
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}
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datadir := t.TempDir()
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f, _ := NewResettableFreezer(datadir, "", false, 2048, freezerTestTableDef)
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f.ModifyAncients(func(op ethdb.AncientWriteOp) error {
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for _, item := range items {
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op.AppendRaw("test", item.id, item.blob)
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}
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return nil
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})
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f.Close()
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os.Rename(datadir, tmpName(datadir))
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// Open the freezer again, trigger cleanup operation
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f, _ = NewResettableFreezer(datadir, "", false, 2048, freezerTestTableDef)
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f.Close()
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if _, err := os.Lstat(tmpName(datadir)); !os.IsNotExist(err) {
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t.Fatal("Failed to cleanup leftover directory")
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}
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}
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