Files
tidb/pkg/store/driver/sql_fail_test.go

59 lines
1.7 KiB
Go

// Copyright 2017 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 driver_test
import (
"context"
"testing"
"time"
"github.com/pingcap/failpoint"
"github.com/pingcap/tidb/pkg/session"
"github.com/pingcap/tidb/pkg/testkit"
"github.com/pingcap/tidb/pkg/util"
"github.com/stretchr/testify/require"
)
func TestFailBusyServerCop(t *testing.T) {
store := testkit.CreateMockStore(t)
se, err := session.CreateSession4Test(store)
require.NoError(t, err)
var wg util.WaitGroupWrapper
require.NoError(t, failpoint.Enable("tikvclient/rpcServerBusy", `return(true)`))
wg.Run(func() {
time.Sleep(time.Millisecond * 100)
require.NoError(t, failpoint.Disable("tikvclient/rpcServerBusy"))
})
wg.Run(func() {
rs, err := se.Execute(context.Background(), `SELECT variable_value FROM mysql.tidb WHERE variable_name="bootstrapped"`)
if len(rs) > 0 {
defer func() {
require.NoError(t, rs[0].Close())
}()
}
require.NoError(t, err)
req := rs[0].NewChunk(nil)
err = rs[0].Next(context.Background(), req)
require.NoError(t, err)
require.NotEqual(t, 0, req.NumRows())
require.Equal(t, "True", req.GetRow(0).GetString(0))
})
wg.Wait()
}