135 lines
4.4 KiB
Go
135 lines
4.4 KiB
Go
// Copyright 2024 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package context
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import (
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"errors"
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"testing"
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"time"
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"github.com/pingcap/tidb/pkg/errctx"
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"github.com/pingcap/tidb/pkg/executor/join/joinversion"
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"github.com/pingcap/tidb/pkg/kv"
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"github.com/pingcap/tidb/pkg/parser/mysql"
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contextutil "github.com/pingcap/tidb/pkg/util/context"
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"github.com/pingcap/tidb/pkg/util/deeptest"
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"github.com/pingcap/tidb/pkg/util/execdetails"
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"github.com/pingcap/tidb/pkg/util/memory"
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"github.com/pingcap/tidb/pkg/util/ppcpuusage"
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"github.com/pingcap/tidb/pkg/util/sqlkiller"
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"github.com/pingcap/tidb/pkg/util/tiflash"
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"github.com/pingcap/tidb/pkg/util/topsql/stmtstats"
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tikvstore "github.com/tikv/client-go/v2/kv"
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"go.uber.org/atomic"
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)
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func TestContextDetach(t *testing.T) {
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sqlkiller := &sqlkiller.SQLKiller{Signal: 1}
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sqlCPUUsages := &ppcpuusage.SQLCPUUsages{}
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kvVars := &tikvstore.Variables{
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BackoffLockFast: 1,
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BackOffWeight: 2,
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Killed: &sqlkiller.Signal,
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}
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warnHandler := contextutil.NewStaticWarnHandler(5)
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obj := &DistSQLContext{
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WarnHandler: warnHandler,
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InRestrictedSQL: true,
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EnabledRateLimitAction: true,
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EnableChunkRPC: true,
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OriginalSQL: "a",
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KVVars: kvVars,
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KvExecCounter: &stmtstats.KvExecCounter{},
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SessionMemTracker: &memory.Tracker{},
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Location: time.Local,
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RuntimeStatsColl: &execdetails.RuntimeStatsColl{},
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SQLKiller: sqlkiller,
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CPUUsage: sqlCPUUsages,
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ErrCtx: errctx.NewContextWithLevels(errctx.LevelMap{errctx.LevelWarn}, warnHandler),
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// TiFlash related configurations
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TiFlashReplicaRead: tiflash.ClosestAdaptive,
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TiFlashMaxThreads: 1,
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TiFlashMaxBytesBeforeExternalJoin: 1,
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TiFlashMaxBytesBeforeExternalGroupBy: 1,
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TiFlashMaxBytesBeforeExternalSort: 1,
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TiFlashMaxQueryMemoryPerNode: 1,
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TiFlashQuerySpillRatio: 1.0,
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TiFlashHashJoinVersion: joinversion.HashJoinVersionLegacy,
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DistSQLConcurrency: 1,
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ReplicaReadType: kv.ReplicaReadFollower,
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WeakConsistency: true,
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RCCheckTS: true,
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NotFillCache: true,
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TaskID: 1,
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Priority: mysql.HighPriority,
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EnablePaging: true,
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MinPagingSize: 1,
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MaxPagingSize: 1,
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RequestSourceType: "a",
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ExplicitRequestSourceType: "b",
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StoreBatchSize: 1,
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ResourceGroupName: "c",
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LoadBasedReplicaReadThreshold: time.Second,
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TiKVClientReadTimeout: 1,
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MaxExecutionTime: 1,
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ReplicaClosestReadThreshold: 1,
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ConnectionID: 1,
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SessionAlias: "c",
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TryCopLiteWorker: atomic.Uint32{},
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}
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obj.TryCopLiteWorker.Store(1)
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obj.AppendWarning(errors.New("test warning"))
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deeptest.AssertRecursivelyNotEqual(t, obj, &DistSQLContext{},
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deeptest.WithIgnorePath([]string{
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"$.Client",
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"$.ErrCtx.levelMap*",
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"$.WarnHandler",
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// The following fields are on session but safe to be used concurrently
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"$.ResourceGroupTagger",
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// The following fields are on stmtctx and will be recreated before the new statement
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"$.RunawayChecker",
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"$.RUConsumptionReporter",
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"$.ExecDetails",
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}))
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staticObj := obj.Detach()
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deeptest.AssertDeepClonedEqual(t, obj, staticObj,
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deeptest.WithIgnorePath([]string{
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"$.ErrCtx.warnHandler",
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}),
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deeptest.WithPointerComparePath([]string{
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"$.SQLKiller",
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// The following fields are on stmtctx and will be recreated before the new statement,
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// so keep the same pointer is fine
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"$.RunawayChecker",
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"$.RUConsumptionReporter",
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"$.ExecDetails",
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"$.KVVars.Killed",
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"$.KvExecCounter",
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"$.SessionMemTracker",
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"$.Location",
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"$.RuntimeStatsColl",
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"$.WarnHandler",
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"$.ResourceGroupTagger",
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}))
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}
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