github.com/waldiirawan/apm-agent-go/v2@v2.2.2/model/marshal_benchmark_test.go (about)

     1  // Licensed to Elasticsearch B.V. under one or more contributor
     2  // license agreements. See the NOTICE file distributed with
     3  // this work for additional information regarding copyright
     4  // ownership. Elasticsearch B.V. licenses this file to you under
     5  // the Apache License, Version 2.0 (the "License"); you may
     6  // not use this file except in compliance with the License.
     7  // You may obtain a copy of the License at
     8  //
     9  //     http://www.apache.org/licenses/LICENSE-2.0
    10  //
    11  // Unless required by applicable law or agreed to in writing,
    12  // software distributed under the License is distributed on an
    13  // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    14  // KIND, either express or implied.  See the License for the
    15  // specific language governing permissions and limitations
    16  // under the License.
    17  
    18  package model_test
    19  
    20  import (
    21  	"encoding/json"
    22  	"testing"
    23  
    24  	"go.elastic.co/fastjson"
    25  )
    26  
    27  func BenchmarkMarshalTransactionFastJSON(b *testing.B) {
    28  	p := fakeTransaction()
    29  	b.ResetTimer()
    30  
    31  	var w fastjson.Writer
    32  	for i := 0; i < b.N; i++ {
    33  		p.MarshalFastJSON(&w)
    34  		b.SetBytes(int64(w.Size()))
    35  		w.Reset()
    36  	}
    37  }
    38  
    39  func BenchmarkMarshalTransactionStdlib(b *testing.B) {
    40  	p := fakeTransaction()
    41  	b.ResetTimer()
    42  
    43  	var cw countingWriter
    44  	encoder := json.NewEncoder(&cw)
    45  	for i := 0; i < b.N; i++ {
    46  		encoder.Encode(p)
    47  		b.SetBytes(int64(cw.n))
    48  		cw.n = 0
    49  	}
    50  }
    51  
    52  type countingWriter struct {
    53  	n int
    54  }
    55  
    56  func (w *countingWriter) Write(p []byte) (int, error) {
    57  	w.n += len(p)
    58  	return len(p), nil
    59  }