mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-24 12:37:16 +00:00
108 lines
2.7 KiB
Go
108 lines
2.7 KiB
Go
package ethdb
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import (
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"context"
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"errors"
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"os"
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"testing"
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"github.com/ledgerwatch/lmdb-go/lmdb"
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"github.com/ledgerwatch/turbo-geth/common/dbutils"
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"github.com/stretchr/testify/require"
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)
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func TestBucketCRUD(t *testing.T) {
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require := require.New(t)
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kv := NewLMDB().InMem().MustOpen()
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defer kv.Close()
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ctx := context.Background()
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tx, err := kv.Begin(ctx, RW)
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require.NoError(err)
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defer tx.Rollback()
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normalBucket := dbutils.Buckets[15]
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deprecatedBucket := dbutils.DeprecatedBuckets[0]
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migrator, ok := tx.(BucketMigrator)
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if !ok {
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return
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}
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// check thad buckets have unique DBI's
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uniquness := map[dbutils.DBI]bool{}
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castedKv := kv.(*LmdbKV)
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for _, bucketCfg := range castedKv.buckets {
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if bucketCfg.DBI == NonExistingDBI {
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continue
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}
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_, ok := uniquness[bucketCfg.DBI]
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require.False(ok)
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uniquness[bucketCfg.DBI] = true
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}
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require.True(migrator.ExistsBucket(normalBucket))
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require.True(errors.Is(migrator.DropBucket(normalBucket), ErrAttemptToDeleteNonDeprecatedBucket))
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require.False(migrator.ExistsBucket(deprecatedBucket))
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require.NoError(migrator.CreateBucket(deprecatedBucket))
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require.True(migrator.ExistsBucket(deprecatedBucket))
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require.NoError(migrator.DropBucket(deprecatedBucket))
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require.False(migrator.ExistsBucket(deprecatedBucket))
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require.NoError(migrator.CreateBucket(deprecatedBucket))
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require.True(migrator.ExistsBucket(deprecatedBucket))
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err = tx.Cursor(deprecatedBucket).Put([]byte{1}, []byte{1})
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require.NoError(err)
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v, err := tx.GetOne(deprecatedBucket, []byte{1})
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require.NoError(err)
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require.Equal([]byte{1}, v)
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buckets, err := migrator.ExistingBuckets()
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require.NoError(err)
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require.True(len(buckets) > 10)
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// check thad buckets have unique DBI's
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uniquness = map[dbutils.DBI]bool{}
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for _, bucketCfg := range castedKv.buckets {
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if bucketCfg.DBI == NonExistingDBI {
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continue
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}
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_, ok := uniquness[bucketCfg.DBI]
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require.False(ok)
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uniquness[bucketCfg.DBI] = true
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}
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}
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func TestReadOnlyMode(t *testing.T) {
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path := os.TempDir() + "/tm1"
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err := os.RemoveAll(path)
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if err != nil {
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t.Fatal(err)
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}
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db1 := NewLMDB().Path(path).WithBucketsConfig(func(defaultBuckets dbutils.BucketsCfg) dbutils.BucketsCfg {
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return dbutils.BucketsCfg{
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dbutils.HeaderPrefix: dbutils.BucketConfigItem{},
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}
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}).MustOpen()
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db1.Close()
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db2 := NewLMDB().Flags(func(flags uint) uint { return flags | lmdb.Readonly }).Path(path).WithBucketsConfig(func(defaultBuckets dbutils.BucketsCfg) dbutils.BucketsCfg {
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return dbutils.BucketsCfg{
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dbutils.HeaderPrefix: dbutils.BucketConfigItem{},
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}
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}).MustOpen()
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tx, err := db2.Begin(context.Background(), RO)
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if err != nil {
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t.Fatal(err)
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}
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c := tx.Cursor(dbutils.HeaderPrefix)
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_, _, err = c.Seek([]byte("some prefix"))
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if err != nil {
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t.Fatal(err)
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}
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}
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