84 lines
2.3 KiB
Go
84 lines
2.3 KiB
Go
// Copyright 2018 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 testutil
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import (
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"context"
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"github.com/pingcap/errors"
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"github.com/pingcap/tidb/domain"
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"github.com/pingcap/tidb/kv"
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"github.com/pingcap/tidb/parser/model"
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"github.com/pingcap/tidb/session"
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"github.com/pingcap/tidb/table"
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"github.com/pingcap/tidb/table/tables"
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"github.com/pingcap/tidb/types"
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)
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// SessionExecInGoroutine export for testing.
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func SessionExecInGoroutine(s kv.Storage, sql string, done chan error) {
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ExecMultiSQLInGoroutine(s, "test_db", []string{sql}, done)
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}
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// ExecMultiSQLInGoroutine exports for testing.
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func ExecMultiSQLInGoroutine(s kv.Storage, dbName string, multiSQL []string, done chan error) {
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go func() {
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se, err := session.CreateSession4Test(s)
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if err != nil {
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done <- errors.Trace(err)
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return
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}
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defer se.Close()
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_, err = se.Execute(context.Background(), "use "+dbName)
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if err != nil {
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done <- errors.Trace(err)
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return
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}
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for _, sql := range multiSQL {
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rs, err := se.Execute(context.Background(), sql)
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if err != nil {
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done <- errors.Trace(err)
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return
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}
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if rs != nil {
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done <- errors.Errorf("RecordSet should be empty.")
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return
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}
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done <- nil
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}
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}()
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}
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// ExtractAllTableHandles extracts all handles of a given table.
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func ExtractAllTableHandles(se session.Session, dbName, tbName string) ([]int64, error) {
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dom := domain.GetDomain(se)
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tbl, err := dom.InfoSchema().TableByName(model.NewCIStr(dbName), model.NewCIStr(tbName))
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if err != nil {
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return nil, err
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}
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err = se.NewTxn(context.Background())
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if err != nil {
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return nil, err
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}
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var allHandles []int64
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err = tables.IterRecords(tbl, se, nil,
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func(h kv.Handle, _ []types.Datum, _ []*table.Column) (more bool, err error) {
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allHandles = append(allHandles, h.IntValue())
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return true, nil
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})
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return allHandles, err
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}
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