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//go:build alltests && go1.7
// +build alltests,go1.7
// Copyright (c) 2012-2020 Ugorji Nwoke. All rights reserved.
// Use of this source code is governed by a MIT license found in the LICENSE file.
package codec
// see notes in z_all_test.go
import (
"strconv"
"sync"
"testing"
"time"
)
var benchmarkGroupOnce sync.Once
var benchmarkGroupSave struct {
testUseIoEncDec int
testUseReset bool
testDepth int
testMapStringKeyOnly bool
}
func benchmarkGroupInitAll() {
testInitAll() // calls flag.Parse
benchmarkGroupSave.testUseIoEncDec = testUseIoEncDec
benchmarkGroupSave.testUseReset = testUseReset
benchmarkGroupSave.testDepth = testDepth
benchmarkGroupSave.testMapStringKeyOnly = testMapStringKeyOnly
}
func benchmarkGroupReset() {
testUseIoEncDec = benchmarkGroupSave.testUseIoEncDec
testUseReset = benchmarkGroupSave.testUseReset
testDepth = benchmarkGroupSave.testDepth
testMapStringKeyOnly = benchmarkGroupSave.testMapStringKeyOnly
}
func benchmarkOneFn(fns []func(*testing.B)) func(*testing.B) {
switch len(fns) {
case 0:
return nil
case 1:
return fns[0]
default:
return func(t *testing.B) {
for _, f := range fns {
f(t)
}
}
}
}
func benchmarkSuiteNoop(b *testing.B) {
testOnce.Do(testInitAll)
b.ResetTimer()
for i := 0; i < b.N; i++ {
time.Sleep(10 * time.Millisecond)
}
}
func benchmarkSuite(t *testing.B, fns ...func(t *testing.B)) {
benchmarkGroupOnce.Do(benchmarkGroupInitAll)
f := benchmarkOneFn(fns)
// find . -name "*_test.go" | xargs grep -e 'flag.' | cut -d '&' -f 2 | cut -d ',' -f 1 | grep -e '^bench'
testReinit() // so flag.Parse() is called first, and never called again
benchReinit()
benchmarkGroupReset()
testReinit()
benchReinit()
t.Run("options-false...", f)
benchmarkGroupReset()
testUseIoEncDec = 1024
testReinit()
benchReinit()
t.Run("use-bufio-!bytes", f)
benchmarkGroupReset()
testUseReset = true
testReinit()
benchReinit()
t.Run("reset-enc-dec...", f)
benchmarkGroupReset()
}
func benchmarkVeryQuickSuite(t *testing.B, name string, fns ...func(t *testing.B)) {
benchmarkDivider()
benchmarkGroupOnce.Do(benchmarkGroupInitAll)
benchmarkGroupReset()
// bd=1 2 | ti=-1, 1024 |
testUseIoEncDec = -1
// testDepth = depth
testReinit()
benchReinit()
t.Run(name+"-bd"+strconv.Itoa(testDepth)+"........", benchmarkOneFn(fns))
benchmarkGroupReset()
}
func benchmarkQuickSuite(t *testing.B, name string, fns ...func(t *testing.B)) {
benchmarkVeryQuickSuite(t, name, fns...)
// encoded size of TestStruc is between 20K and 30K for bd=1 // consider buffer=1024 * 16 * testDepth
testUseIoEncDec = 1024 // (value of defEncByteBufSize): use smaller buffer, and more flushes - it's ok.
// testDepth = depth
testReinit()
benchReinit()
t.Run(name+"-bd"+strconv.Itoa(testDepth)+"-buf"+strconv.Itoa(testUseIoEncDec), benchmarkOneFn(fns))
testUseIoEncDec = 0
// testDepth = depth
testReinit()
benchReinit()
t.Run(name+"-bd"+strconv.Itoa(testDepth)+"-io.....", benchmarkOneFn(fns))
benchmarkGroupReset()
}
/*
z='bench_test.go'
find . -name "$z" | xargs grep -e '^func Benchmark.*Encode' | \
cut -d '(' -f 1 | cut -d ' ' -f 2 | \
while read f; do echo "t.Run(\"$f\", $f)"; done &&
echo &&
find . -name "$z" | xargs grep -e '^func Benchmark.*Decode' | \
cut -d '(' -f 1 | cut -d ' ' -f 2 | \
while read f; do echo "t.Run(\"$f\", $f)"; done
*/
func benchmarkCodecGroup(t *testing.B) {
benchmarkDivider()
t.Run("Benchmark__Msgpack____Encode", Benchmark__Msgpack____Encode)
t.Run("Benchmark__Binc_______Encode", Benchmark__Binc_______Encode)
t.Run("Benchmark__Simple_____Encode", Benchmark__Simple_____Encode)
t.Run("Benchmark__Cbor_______Encode", Benchmark__Cbor_______Encode)
t.Run("Benchmark__Json_______Encode", Benchmark__Json_______Encode)
benchmarkDivider()
t.Run("Benchmark__Msgpack____Decode", Benchmark__Msgpack____Decode)
t.Run("Benchmark__Binc_______Decode", Benchmark__Binc_______Decode)
t.Run("Benchmark__Simple_____Decode", Benchmark__Simple_____Decode)
t.Run("Benchmark__Cbor_______Decode", Benchmark__Cbor_______Decode)
t.Run("Benchmark__Json_______Decode", Benchmark__Json_______Decode)
}
func BenchmarkCodecSuite(t *testing.B) { benchmarkSuite(t, benchmarkCodecGroup) }
func benchmarkJsonEncodeGroup(t *testing.B) {
t.Run("Benchmark__Json_______Encode", Benchmark__Json_______Encode)
}
func benchmarkJsonDecodeGroup(t *testing.B) {
t.Run("Benchmark__Json_______Decode", Benchmark__Json_______Decode)
}
func benchmarkCborEncodeGroup(t *testing.B) {
t.Run("Benchmark__Cbor_______Encode", Benchmark__Cbor_______Encode)
}
func benchmarkCborDecodeGroup(t *testing.B) {
t.Run("Benchmark__Cbor_______Decode", Benchmark__Cbor_______Decode)
}
func BenchmarkCodecQuickSuite(t *testing.B) {
benchmarkQuickSuite(t, "cbor", benchmarkCborEncodeGroup)
benchmarkQuickSuite(t, "cbor", benchmarkCborDecodeGroup)
benchmarkQuickSuite(t, "json", benchmarkJsonEncodeGroup)
benchmarkQuickSuite(t, "json", benchmarkJsonDecodeGroup)
// depths := [...]int{1, 4}
// for _, d := range depths {
// benchmarkQuickSuite(t, d, benchmarkJsonEncodeGroup)
// benchmarkQuickSuite(t, d, benchmarkJsonDecodeGroup)
// }
// benchmarkQuickSuite(t, 1, benchmarkJsonEncodeGroup)
// benchmarkQuickSuite(t, 4, benchmarkJsonEncodeGroup)
// benchmarkQuickSuite(t, 1, benchmarkJsonDecodeGroup)
// benchmarkQuickSuite(t, 4, benchmarkJsonDecodeGroup)
// benchmarkQuickSuite(t, 1, benchmarkJsonEncodeGroup, benchmarkJsonDecodeGroup)
// benchmarkQuickSuite(t, 4, benchmarkJsonEncodeGroup, benchmarkJsonDecodeGroup)
// benchmarkQuickSuite(t, benchmarkJsonEncodeGroup)
// benchmarkQuickSuite(t, benchmarkJsonDecodeGroup)
}
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