etcd/client/keys_bench_test.go
Yicheng Qin 95d100e957 client: add response unmarshal benchmark
The benchmark result:

```
BenchmarkSmallResponseUnmarshal	  10000	   164524 ns/op
BenchmarkManySmallResponseUnmarshal	    100	 13916636 ns/op
BenchmarkMediumResponseUnmarshal	   1000	  1974295 ns/op
BenchmarkLargeResponseUnmarshal	     20	 80462001 ns/op
ok		github.com/coreos/etcd/client	7.777s
```
2015-08-16 16:44:50 -07:00

74 lines
1.7 KiB
Go

package client
import (
"encoding/json"
"net/http"
"reflect"
"strings"
"testing"
)
func createTestNode(size int) *Node {
return &Node{
Key: strings.Repeat("a", 30),
Value: strings.Repeat("a", size),
CreatedIndex: 123456,
ModifiedIndex: 123456,
TTL: 123456789,
}
}
func createTestNodeWithChildren(children, size int) *Node {
node := createTestNode(size)
for i := 0; i < children; i++ {
node.Nodes = append(node.Nodes, createTestNode(size))
}
return node
}
func createTestResponse(children, size int) *Response {
return &Response{
Action: "aaaaa",
Node: createTestNodeWithChildren(children, size),
PrevNode: nil,
}
}
func benchmarkResponseUnmarshalling(b *testing.B, children, size int) {
header := http.Header{}
header.Add("X-Etcd-Index", "123456")
response := createTestResponse(children, size)
body, err := json.Marshal(response)
if err != nil {
b.Fatal(err)
}
b.ResetTimer()
newResponse := new(Response)
for i := 0; i < b.N; i++ {
if newResponse, err = unmarshalSuccessfulKeysResponse(header, body); err != nil {
b.Errorf("error unmarshaling response (%v)", err)
}
}
if !reflect.DeepEqual(response.Node, newResponse.Node) {
b.Errorf("Unexpected difference in a parsed response: \n%+v\n%+v", response, newResponse)
}
}
func BenchmarkSmallResponseUnmarshal(b *testing.B) {
benchmarkResponseUnmarshalling(b, 30, 20)
}
func BenchmarkManySmallResponseUnmarshal(b *testing.B) {
benchmarkResponseUnmarshalling(b, 3000, 20)
}
func BenchmarkMediumResponseUnmarshal(b *testing.B) {
benchmarkResponseUnmarshalling(b, 300, 200)
}
func BenchmarkLargeResponseUnmarshal(b *testing.B) {
benchmarkResponseUnmarshalling(b, 3000, 2000)
}