75 lines
1.9 KiB
Go
75 lines
1.9 KiB
Go
// Copyright 2021 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 distsql
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import (
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"context"
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"testing"
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"github.com/pingcap/tidb/pkg/util/benchdaily"
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"github.com/pingcap/tidb/pkg/util/chunk"
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)
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func BenchmarkSelectResponseChunk_BigResponse(b *testing.B) {
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for i := 0; i < b.N; i++ {
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b.StopTimer()
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sctx := newMockSessionContext()
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sctx.GetSessionVars().InitChunkSize = 32
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sctx.GetSessionVars().MaxChunkSize = 1024
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selectResult, colTypes := createSelectNormalByBenchmarkTest(4000, 20000, sctx)
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chk := chunk.NewChunkWithCapacity(colTypes, 1024)
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b.StartTimer()
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for {
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err := selectResult.Next(context.TODO(), chk)
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if err != nil {
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panic(err)
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}
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if chk.NumRows() == 0 {
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break
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}
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chk.Reset()
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}
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}
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}
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func BenchmarkSelectResponseChunk_SmallResponse(b *testing.B) {
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for i := 0; i < b.N; i++ {
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b.StopTimer()
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sctx := newMockSessionContext()
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sctx.GetSessionVars().InitChunkSize = 32
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sctx.GetSessionVars().MaxChunkSize = 1024
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selectResult, colTypes := createSelectNormalByBenchmarkTest(32, 3200, sctx)
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chk := chunk.NewChunkWithCapacity(colTypes, 1024)
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b.StartTimer()
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for {
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err := selectResult.Next(context.TODO(), chk)
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if err != nil {
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panic(err)
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}
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if chk.NumRows() == 0 {
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break
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}
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chk.Reset()
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}
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}
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}
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func TestBenchDaily(t *testing.T) {
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benchdaily.Run(
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BenchmarkSelectResponseChunk_BigResponse,
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BenchmarkSelectResponseChunk_SmallResponse,
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)
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}
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