538a868384
* core/rawdb, cmd, ethdb, eth: implement freezer tail deletion * core/rawdb: address comments from martin and sina * core/rawdb: fixes cornercase in tail deletion * core/rawdb: separate metadata into a standalone file * core/rawdb: remove unused code * core/rawdb: add random test * core/rawdb: polish code * core/rawdb: fsync meta file before manipulating the index * core/rawdb: fix typo * core/rawdb: address comments
62 lines
1.8 KiB
Go
62 lines
1.8 KiB
Go
// 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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"io/ioutil"
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"os"
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"testing"
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)
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func TestReadWriteFreezerTableMeta(t *testing.T) {
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f, err := ioutil.TempFile(os.TempDir(), "*")
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if err != nil {
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t.Fatalf("Failed to create file %v", err)
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}
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err = writeMetadata(f, newMetadata(100))
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if err != nil {
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t.Fatalf("Failed to write metadata %v", err)
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}
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meta, err := readMetadata(f)
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if err != nil {
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t.Fatalf("Failed to read metadata %v", err)
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}
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if meta.Version != freezerVersion {
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t.Fatalf("Unexpected version field")
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}
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if meta.VirtualTail != uint64(100) {
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t.Fatalf("Unexpected virtual tail field")
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}
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}
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func TestInitializeFreezerTableMeta(t *testing.T) {
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f, err := ioutil.TempFile(os.TempDir(), "*")
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if err != nil {
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t.Fatalf("Failed to create file %v", err)
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}
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meta, err := loadMetadata(f, uint64(100))
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if err != nil {
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t.Fatalf("Failed to read metadata %v", err)
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}
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if meta.Version != freezerVersion {
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t.Fatalf("Unexpected version field")
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}
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if meta.VirtualTail != uint64(100) {
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t.Fatalf("Unexpected virtual tail field")
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}
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}
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