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utils.go
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/
utils.go
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/*
* Copyright 2019 Insolar Technologies
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package storagetest
import (
"context"
"io/ioutil"
"os"
"testing"
"github.com/insolar/insolar/component"
"github.com/insolar/insolar/configuration"
"github.com/insolar/insolar/ledger/storage"
"github.com/insolar/insolar/testutils"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
type tmpDBOptions struct {
dir string
nobootstrap bool
}
// Option provides functional option for TmpDB.
type Option func(*tmpDBOptions)
// Dir defines temporary directory for database.
func Dir(dir string) Option {
return func(opts *tmpDBOptions) {
opts.dir = dir
}
}
// DisableBootstrap skip bootstrap records creation.
func DisableBootstrap() Option {
return func(opts *tmpDBOptions) {
opts.nobootstrap = true
}
}
// TmpDB returns BadgerDB's storage implementation and cleanup function.
//
// Creates BadgerDB in temporary directory and uses t for errors reporting.
func TmpDB(ctx context.Context, t testing.TB, options ...Option) (storage.DBContext, func()) {
opts := &tmpDBOptions{}
for _, o := range options {
o(opts)
}
tmpdir, err := ioutil.TempDir(opts.dir, "bdb-test-")
assert.NoError(t, err)
db, err := storage.NewDB(configuration.Ledger{
JetSizesHistoryDepth: 10,
Storage: configuration.Storage{
DataDirectory: tmpdir,
},
}, nil)
require.NoError(t, err)
cm := &component.Manager{}
cm.Inject(
testutils.NewPlatformCryptographyScheme(),
db,
storage.NewJetStorage(),
storage.NewObjectStorage(),
storage.NewDropStorage(10),
storage.NewPulseTracker(),
)
if !opts.nobootstrap {
gi := storage.NewGenesisInitializer()
cm.Inject(gi)
}
err = cm.Init(ctx)
if err != nil {
t.Error("ComponentManager init failed", err)
}
err = cm.Start(ctx)
if err != nil {
t.Error("ComponentManager start failed", err)
}
return db, func() {
rmErr := os.RemoveAll(tmpdir)
if rmErr != nil {
t.Fatal("temporary db dir cleanup failed", rmErr)
}
}
}