61 lines
2.0 KiB
Go
61 lines
2.0 KiB
Go
// Copyright 2020 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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// See the License for the specific language governing permissions and
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// limitations under the License.
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package executor_test
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import (
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"fmt"
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. "github.com/pingcap/check"
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"github.com/pingcap/tidb/config"
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"github.com/pingcap/tidb/util"
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"github.com/pingcap/tidb/util/testkit"
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)
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func (s *testSuite) TestSortInDisk(c *C) {
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originCfg := config.GetGlobalConfig()
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newConf := *originCfg
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newConf.OOMUseTmpStorage = true
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config.StoreGlobalConfig(&newConf)
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defer config.StoreGlobalConfig(originCfg)
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tk := testkit.NewTestKit(c, s.store)
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tk.MustExec("use test")
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sm := &mockSessionManager1{
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PS: make([]*util.ProcessInfo, 0),
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}
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tk.Se.SetSessionManager(sm)
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s.domain.ExpensiveQueryHandle().SetSessionManager(sm)
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tk.MustExec("set @@tidb_mem_quota_query=1;")
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tk.MustExec("set @@tidb_max_chunk_size=32;")
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tk.MustExec("drop table if exists t")
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tk.MustExec("create table t(c1 int, c2 int, c3 int)")
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for i := 0; i < 5; i++ {
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for j := i; j < 1024; j += 5 {
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tk.MustExec(fmt.Sprintf("insert into t values(%v, %v, %v)", j, j, j))
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}
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}
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result := tk.MustQuery("select * from t order by c1")
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for i := 0; i < 1024; i++ {
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c.Assert(result.Rows()[i][0].(string), Equals, fmt.Sprint(i))
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c.Assert(result.Rows()[i][1].(string), Equals, fmt.Sprint(i))
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c.Assert(result.Rows()[i][2].(string), Equals, fmt.Sprint(i))
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}
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c.Assert(tk.Se.GetSessionVars().StmtCtx.MemTracker.BytesConsumed(), Equals, int64(0))
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c.Assert(tk.Se.GetSessionVars().StmtCtx.MemTracker.MaxConsumed(), Greater, int64(0))
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c.Assert(tk.Se.GetSessionVars().StmtCtx.DiskTracker.BytesConsumed(), Equals, int64(0))
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c.Assert(tk.Se.GetSessionVars().StmtCtx.DiskTracker.MaxConsumed(), Greater, int64(0))
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}
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