Files
tidb/testkit/mockstore.go
2023-01-20 17:03:50 +08:00

115 lines
3.6 KiB
Go

// Copyright 2021 PingCAP, Inc.
//
// 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.
//go:build !codes
package testkit
import (
"flag"
"testing"
"time"
"github.com/pingcap/tidb/ddl/schematracker"
"github.com/pingcap/tidb/domain"
"github.com/pingcap/tidb/kv"
"github.com/pingcap/tidb/resourcemanager"
"github.com/pingcap/tidb/session"
"github.com/pingcap/tidb/store/driver"
"github.com/pingcap/tidb/store/mockstore"
"github.com/pingcap/tidb/util/gctuner"
"github.com/stretchr/testify/require"
"go.opencensus.io/stats/view"
)
// WithTiKV flag is only used for debugging locally with real tikv cluster.
var WithTiKV = flag.String("with-tikv", "", "address of tikv cluster, if set, running test with real tikv cluster")
// CreateMockStore return a new mock kv.Storage.
func CreateMockStore(t testing.TB, opts ...mockstore.MockTiKVStoreOption) kv.Storage {
if *WithTiKV != "" {
var d driver.TiKVDriver
var err error
store, err := d.Open("tikv://" + *WithTiKV)
require.NoError(t, err)
var dom *domain.Domain
dom, err = session.BootstrapSession(store)
t.Cleanup(func() {
dom.Close()
err := store.Close()
require.NoError(t, err)
view.Stop()
})
require.NoError(t, err)
return store
}
t.Cleanup(func() {
view.Stop()
})
gctuner.GlobalMemoryLimitTuner.Stop()
store, _ := CreateMockStoreAndDomain(t, opts...)
return store
}
// CreateMockStoreAndDomain return a new mock kv.Storage and *domain.Domain.
func CreateMockStoreAndDomain(t testing.TB, opts ...mockstore.MockTiKVStoreOption) (kv.Storage, *domain.Domain) {
store, err := mockstore.NewMockStore(opts...)
require.NoError(t, err)
dom := bootstrap(t, store, 500*time.Millisecond)
sm := MockSessionManager{}
dom.InfoSyncer().SetSessionManager(&sm)
t.Cleanup(func() {
view.Stop()
gctuner.GlobalMemoryLimitTuner.Stop()
})
return schematracker.UnwrapStorage(store), dom
}
func bootstrap(t testing.TB, store kv.Storage, lease time.Duration) *domain.Domain {
session.SetSchemaLease(lease)
session.DisableStats4Test()
domain.DisablePlanReplayerBackgroundJob4Test()
domain.DisableDumpHistoricalStats4Test()
dom, err := session.BootstrapSession(store)
require.NoError(t, err)
dom.SetStatsUpdating(true)
t.Cleanup(func() {
dom.Close()
err := store.Close()
require.NoError(t, err)
view.Stop()
resourcemanager.InstanceResourceManager.Reset()
})
return dom
}
// CreateMockStoreWithSchemaLease return a new mock kv.Storage.
func CreateMockStoreWithSchemaLease(t testing.TB, lease time.Duration, opts ...mockstore.MockTiKVStoreOption) kv.Storage {
store, _ := CreateMockStoreAndDomainWithSchemaLease(t, lease, opts...)
return schematracker.UnwrapStorage(store)
}
// CreateMockStoreAndDomainWithSchemaLease return a new mock kv.Storage and *domain.Domain.
func CreateMockStoreAndDomainWithSchemaLease(t testing.TB, lease time.Duration, opts ...mockstore.MockTiKVStoreOption) (kv.Storage, *domain.Domain) {
store, err := mockstore.NewMockStore(opts...)
require.NoError(t, err)
dom := bootstrap(t, store, lease)
sm := MockSessionManager{}
dom.InfoSyncer().SetSessionManager(&sm)
return schematracker.UnwrapStorage(store), dom
}