/
benchmark_test.go
115 lines (97 loc) · 2 KB
/
benchmark_test.go
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package gowalker_test
import (
"reflect"
"testing"
"github.com/vkd/gowalker"
"github.com/vkd/gowalker/setter"
)
func BenchmarkWalk_NewWalker(b *testing.B) {
var cfg struct {
Name string
DB struct {
Type string
Port int
}
}
env := map[string]string{
"NAME": "service",
"DB_TYPE": "postgres",
"DB_PORT": "9000",
}
fs := gowalker.MakeFields(2)
w := StringSetter(
gowalker.FieldKey("config", gowalker.UpperNamer),
MapStringSource(env),
)
b.ResetTimer()
for i := 0; i < b.N; i++ {
err := gowalker.Walk(&cfg, fs, w)
if err != nil {
b.Fatalf("Error on walk: %v", err)
}
}
}
func BenchmarkWalk_MapSource(b *testing.B) {
var cfg struct {
Name string
DB struct {
Type string
Port int
}
}
env := map[string]string{
"NAME": "service",
"DB_TYPE": "postgres",
"DB_PORT": "9000",
}
fs := gowalker.MakeFields(2)
b.ResetTimer()
for i := 0; i < b.N; i++ {
err := gowalker.Walk(&cfg, fs,
StringSetter(
gowalker.FieldKey("config", gowalker.UpperNamer),
MapStringSource(env),
),
)
if err != nil {
b.Fatalf("Error on walk: %v", err)
}
}
}
func BenchmarkWalk_NewWalker_ConcatNamer(b *testing.B) {
var cfg struct {
Name string
DB struct {
Type string
Port int
}
}
env := map[string]string{
"Name": "service",
"DB.Type": "postgres",
"DB.Port": "9000",
}
w := StringSetter(
gowalker.FieldKey("config", gowalker.StructFieldNamer),
MapStringSource(env),
)
fs := gowalker.MakeFields(2)
b.ResetTimer()
for i := 0; i < b.N; i++ {
err := gowalker.Walk(&cfg, fs, w)
if err != nil {
b.Fatalf("Error on walk: %v", err)
}
}
}
type MapStringSource map[string]string
func StringSetter(fk gowalker.FieldKeyer, m MapStringSource) gowalker.Walker {
return gowalker.WalkerFunc(func(value reflect.Value, field reflect.StructField, fs gowalker.Fields) (stop bool, _ error) {
key := fk.FieldKey(field, fs)
v, ok := m[key]
if !ok {
return false, nil
}
return true, setter.SetString(value, field, v)
})
}