Files
tidb/pkg/planner/util/coretestsdk/testkit.go
2025-11-10 11:36:44 +00:00

139 lines
3.5 KiB
Go

// Copyright 2023 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.
package coretestsdk
import (
"context"
"fmt"
"strings"
"github.com/pingcap/tidb/pkg/domain"
"github.com/pingcap/tidb/pkg/infoschema"
"github.com/pingcap/tidb/pkg/meta/model"
"github.com/pingcap/tidb/pkg/parser"
"github.com/pingcap/tidb/pkg/planner/core/base"
"github.com/pingcap/tidb/pkg/sessionctx"
"github.com/pingcap/tidb/pkg/util/mock"
)
// GetFieldValue is to get field value.
func GetFieldValue(prefix, row string) string {
if idx := strings.Index(row, prefix); idx > 0 {
start := idx + len(prefix)
end := strings.Index(row[start:], " ")
if end > 0 {
value := row[start : start+end]
value = strings.Trim(value, ",")
return value
}
}
return ""
}
// PlannerSuite is exported for test
type PlannerSuite struct {
p *parser.Parser
is infoschema.InfoSchema
sctx sessionctx.Context
ctx base.PlanContext
}
// GetParser get the parser inside.
func (p *PlannerSuite) GetParser() *parser.Parser {
return p.p
}
// GetIS get the is inside.
func (p *PlannerSuite) GetIS() infoschema.InfoSchema {
return p.is
}
// GetSCtx get the sctx inside.
func (p *PlannerSuite) GetSCtx() sessionctx.Context {
return p.sctx
}
// GetCtx get the ctx inside.
func (p *PlannerSuite) GetCtx() base.PlanContext {
return p.ctx
}
// CreatePlannerSuite create a planner suite with specified is and sctx.
func CreatePlannerSuite(sctx sessionctx.Context, is infoschema.InfoSchema) (s *PlannerSuite) {
s = new(PlannerSuite)
s.is = is
s.p = parser.New()
s.sctx = sctx
s.ctx = sctx.GetPlanCtx()
return s
}
// CreatePlannerSuiteElems is to export createPlannerSuite for test outside core.
func CreatePlannerSuiteElems() (s *PlannerSuite) {
return createPlannerSuite()
}
func createPlannerSuite() (s *PlannerSuite) {
s = new(PlannerSuite)
tblInfos := []*model.TableInfo{
MockSignedTable(),
MockUnsignedTable(),
MockView(),
MockNoPKTable(),
MockRangePartitionTable(),
MockHashPartitionTable(),
MockListPartitionTable(),
MockStateNoneColumnTable(),
MockGlobalIndexHashPartitionTable(),
}
id := int64(1)
for _, tblInfo := range tblInfos {
tblInfo.ID = id
id++
pi := tblInfo.GetPartitionInfo()
if pi == nil {
continue
}
for i := range pi.Definitions {
pi.Definitions[i].ID = id
id++
}
}
s.is = infoschema.MockInfoSchema(tblInfos)
ctx := mock.NewContext()
ctx.Store = &mock.Store{
Client: &mock.Client{},
}
ctx.GetSessionVars().CurrentDB = "test"
do := domain.NewMockDomain()
if err := do.CreateStatsHandle(context.Background()); err != nil {
panic(fmt.Sprintf("create mock context panic: %+v", err))
}
ctx.BindDomainAndSchValidator(do, nil)
ctx.SetInfoSchema(s.is)
s.ctx = ctx
s.sctx = ctx
domain.GetDomain(s.ctx).MockInfoCacheAndLoadInfoSchema(s.is)
s.ctx.GetSessionVars().EnableWindowFunction = true
s.p = parser.New()
s.p.SetParserConfig(parser.ParserConfig{EnableWindowFunction: true, EnableStrictDoubleTypeCheck: true})
return
}
// Close closes the planner suite.
func (p *PlannerSuite) Close() {
domain.GetDomain(p.ctx).StatsHandle().Close()
}