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test_exports.go
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test_exports.go
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/*
Copyright IBM Corp. All Rights Reserved.
SPDX-License-Identifier: Apache-2.0
*/
package privacyenabledstate
import (
"fmt"
"os"
"testing"
"time"
"github.com/hyperledger/fabric/common/metrics/disabled"
"github.com/hyperledger/fabric/core/ledger/kvledger/bookkeeping"
"github.com/hyperledger/fabric/core/ledger/kvledger/txmgmt/statedb/statecouchdb"
"github.com/hyperledger/fabric/core/ledger/ledgerconfig"
"github.com/hyperledger/fabric/integration/runner"
"github.com/spf13/viper"
"github.com/stretchr/testify/assert"
)
// TestEnv - an interface that a test environment implements
type TestEnv interface {
Init(t testing.TB)
GetDBHandle(id string) DB
GetName() string
Cleanup()
}
// Tests will be run against each environment in this array
// For example, to skip CouchDB tests, remove &couchDBLockBasedEnv{}
//var testEnvs = []testEnv{&levelDBCommonStorageTestEnv{}, &couchDBCommonStorageTestEnv{}}
var testEnvs = []TestEnv{&LevelDBCommonStorageTestEnv{}, &CouchDBCommonStorageTestEnv{}}
///////////// LevelDB Environment //////////////
// LevelDBCommonStorageTestEnv implements TestEnv interface for leveldb based storage
type LevelDBCommonStorageTestEnv struct {
t testing.TB
provider DBProvider
bookkeeperTestEnv *bookkeeping.TestEnv
}
// Init implements corresponding function from interface TestEnv
func (env *LevelDBCommonStorageTestEnv) Init(t testing.TB) {
viper.Set("ledger.state.stateDatabase", "")
removeDBPath(t)
env.bookkeeperTestEnv = bookkeeping.NewTestEnv(t)
dbProvider, err := NewCommonStorageDBProvider(env.bookkeeperTestEnv.TestProvider, &disabled.Provider{})
assert.NoError(t, err)
env.t = t
env.provider = dbProvider
}
// GetDBHandle implements corresponding function from interface TestEnv
func (env *LevelDBCommonStorageTestEnv) GetDBHandle(id string) DB {
db, err := env.provider.GetDBHandle(id)
assert.NoError(env.t, err)
return db
}
// GetName implements corresponding function from interface TestEnv
func (env *LevelDBCommonStorageTestEnv) GetName() string {
return "levelDBCommonStorageTestEnv"
}
// Cleanup implements corresponding function from interface TestEnv
func (env *LevelDBCommonStorageTestEnv) Cleanup() {
env.provider.Close()
env.bookkeeperTestEnv.Cleanup()
removeDBPath(env.t)
}
///////////// CouchDB Environment //////////////
// CouchDBCommonStorageTestEnv implements TestEnv interface for couchdb based storage
type CouchDBCommonStorageTestEnv struct {
t testing.TB
provider DBProvider
bookkeeperTestEnv *bookkeeping.TestEnv
couchCleanup func()
}
func (env *CouchDBCommonStorageTestEnv) setupCouch() string {
externalCouch, set := os.LookupEnv("COUCHDB_ADDR")
if set {
env.couchCleanup = func() {}
return externalCouch
}
couchDB := &runner.CouchDB{}
if err := couchDB.Start(); err != nil {
err := fmt.Errorf("failed to start couchDB: %s", err)
panic(err)
}
env.couchCleanup = func() { couchDB.Stop() }
return couchDB.Address()
}
// Init implements corresponding function from interface TestEnv
func (env *CouchDBCommonStorageTestEnv) Init(t testing.TB) {
viper.Set("ledger.state.stateDatabase", "CouchDB")
couchAddr := env.setupCouch()
viper.Set("ledger.state.couchDBConfig.couchDBAddress", couchAddr)
// Replace with correct username/password such as
// admin/admin if user security is enabled on couchdb.
viper.Set("ledger.state.couchDBConfig.username", "")
viper.Set("ledger.state.couchDBConfig.password", "")
viper.Set("ledger.state.couchDBConfig.maxRetries", 3)
viper.Set("ledger.state.couchDBConfig.maxRetriesOnStartup", 20)
viper.Set("ledger.state.couchDBConfig.requestTimeout", time.Second*35)
env.bookkeeperTestEnv = bookkeeping.NewTestEnv(t)
dbProvider, err := NewCommonStorageDBProvider(env.bookkeeperTestEnv.TestProvider, &disabled.Provider{})
assert.NoError(t, err)
env.t = t
env.provider = dbProvider
}
// GetDBHandle implements corresponding function from interface TestEnv
func (env *CouchDBCommonStorageTestEnv) GetDBHandle(id string) DB {
db, err := env.provider.GetDBHandle(id)
assert.NoError(env.t, err)
return db
}
// GetName implements corresponding function from interface TestEnv
func (env *CouchDBCommonStorageTestEnv) GetName() string {
return "couchDBCommonStorageTestEnv"
}
// Cleanup implements corresponding function from interface TestEnv
func (env *CouchDBCommonStorageTestEnv) Cleanup() {
csdbProvider, _ := env.provider.(*CommonStorageDBProvider)
statecouchdb.CleanupDB(env.t, csdbProvider.VersionedDBProvider)
env.bookkeeperTestEnv.Cleanup()
env.provider.Close()
env.couchCleanup()
}
func removeDBPath(t testing.TB) {
dbPath := ledgerconfig.GetStateLevelDBPath()
if err := os.RemoveAll(dbPath); err != nil {
t.Fatalf("Err: %s", err)
t.FailNow()
}
}