5076a00512
Includes work by cjepson, ay-p, jolan, and jcv. Initial conceptual framework by tacotime.
65 lines
1.4 KiB
Go
65 lines
1.4 KiB
Go
// Copyright (c) 2013-2014 The btcsuite developers
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// Copyright (c) 2015 The Decred developers
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// Use of this source code is governed by an ISC
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// license that can be found in the LICENSE file.
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package ldb_test
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import (
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"os"
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"testing"
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"github.com/decred/dcrd/chaincfg/chainhash"
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"github.com/decred/dcrd/database"
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)
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// we need to test for an empty database and make certain it returns the proper
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// values
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func TestEmptyDB(t *testing.T) {
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dbname := "tstdbempty"
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dbnamever := dbname + ".ver"
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_ = os.RemoveAll(dbname)
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_ = os.RemoveAll(dbnamever)
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db, err := database.CreateDB("leveldb", dbname)
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if err != nil {
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t.Errorf("Failed to open test database %v", err)
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return
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}
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defer os.RemoveAll(dbname)
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defer os.RemoveAll(dbnamever)
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sha, height, err := db.NewestSha()
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if !sha.IsEqual(&chainhash.Hash{}) {
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t.Errorf("sha not zero hash")
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}
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if height != -1 {
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t.Errorf("height not -1 %v", height)
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}
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// This is a reopen test
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if err := db.Close(); err != nil {
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t.Errorf("Close: unexpected error: %v", err)
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}
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db, err = database.OpenDB("leveldb", dbname)
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if err != nil {
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t.Errorf("Failed to open test database %v", err)
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return
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}
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defer func() {
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if err := db.Close(); err != nil {
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t.Errorf("Close: unexpected error: %v", err)
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}
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}()
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sha, height, err = db.NewestSha()
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if !sha.IsEqual(&chainhash.Hash{}) {
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t.Errorf("sha not zero hash")
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}
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if height != -1 {
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t.Errorf("height not -1 %v", height)
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}
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}
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