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locale_utils_test.go
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locale_utils_test.go
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package locale
import (
"io/ioutil"
"os"
"path"
"strings"
"sync"
"testing"
"time"
)
var env struct {
Env map[string]string
sync.Mutex
sync.Once
}
func setupLocaleConf(filePath string) (dir string) {
confContent := `LANG=en_US.UTF-8`
tmpDir := "/tmp/" + time.Now().String()
baseDir := path.Dir(path.Join(tmpDir, filePath))
err := os.MkdirAll(baseDir, 0755)
if err != nil {
panic(err)
}
err = ioutil.WriteFile(path.Join(tmpDir, filePath), []byte(confContent), 0644)
if err != nil {
panic(err)
}
return tmpDir
}
func setupEnv() {
env.Lock()
defer env.Unlock()
env.Do(func() {
env.Env = make(map[string]string)
for _, v := range os.Environ() {
x := strings.SplitN(v, "=", 2)
// Ignore all language related env
if strings.HasPrefix(x[0], "LANG") || strings.HasPrefix(x[0], "LC") {
continue
}
env.Env[x[0]] = x[1]
}
})
os.Clearenv()
for k, v := range env.Env {
err := os.Setenv(k, v)
if err != nil {
panic(err)
}
}
return
}
func BenchmarkLookupEnv(b *testing.B) {
for i := 0; i < b.N; i++ {
_, _ = os.LookupEnv("LANGUAGE")
}
}
func BenchmarkEnviron(b *testing.B) {
for i := 0; i < b.N; i++ {
_ = os.Environ()
}
}