Files
tidb/ddl/export_test.go

70 lines
2.1 KiB
Go

// Copyright 2022 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 ddl
import (
"context"
"time"
"github.com/pingcap/tidb/kv"
"github.com/pingcap/tidb/sessionctx/stmtctx"
"github.com/pingcap/tidb/sessionctx/variable"
"github.com/pingcap/tidb/table"
"github.com/pingcap/tidb/types"
"github.com/pingcap/tidb/util/chunk"
)
func SetBatchInsertDeleteRangeSize(i int) {
batchInsertDeleteRangeSize = i
}
var NewCopContext4Test = newCopContext
type resultChanForTest struct {
ch chan idxRecResult
}
func (r *resultChanForTest) AddTask(rs idxRecResult) {
r.ch <- rs
}
func FetchChunk4Test(copCtx *copContext, tbl table.PhysicalTable, startKey, endKey kv.Key, store kv.Storage,
batchSize int) *chunk.Chunk {
variable.SetDDLReorgBatchSize(int32(batchSize))
task := &reorgBackfillTask{
id: 1,
startKey: startKey,
endKey: endKey,
physicalTable: tbl,
}
taskCh := make(chan *reorgBackfillTask, 5)
resultCh := make(chan idxRecResult, 5)
pool := newCopReqSenderPool(context.Background(), copCtx, store, taskCh, nil)
pool.chunkSender = &resultChanForTest{ch: resultCh}
pool.adjustSize(1)
pool.tasksCh <- task
rs := <-resultCh
close(taskCh)
pool.close(false)
return rs.chunk
}
func ConvertRowToHandleAndIndexDatum(row chunk.Row, copCtx *copContext) (kv.Handle, []types.Datum, error) {
idxData := extractDatumByOffsets(row, copCtx.idxColOutputOffsets, copCtx.expColInfos, nil)
handleData := extractDatumByOffsets(row, copCtx.handleOutputOffsets, copCtx.expColInfos, nil)
handle, err := buildHandle(handleData, copCtx.tblInfo, copCtx.pkInfo, &stmtctx.StatementContext{TimeZone: time.Local})
return handle, idxData, err
}