fix: refactor code to be testable #181

service/random_generator.go

@@ -10,20 +10,20 @@ import (
 	"github.com/google/uuid"
 )
 
-type RandomGenerator interface {
+type RandomService interface {
 	Bytes(size int) ([]byte, error)
 	String(size int) (string, error)
 	UUID() (uuid.UUID, error)
 }
 
-type RandomGeneratorImpl struct {
+type RandomServiceImpl struct {
 }
 
-func NewRandomGeneratorImpl() *RandomGeneratorImpl {
-	return &RandomGeneratorImpl{}
+func NewRandomServiceImpl() *RandomServiceImpl {
+	return &RandomServiceImpl{}
 }
 
-func (r *RandomGeneratorImpl) Bytes(size int) ([]byte, error) {
+func (r *RandomServiceImpl) Bytes(size int) ([]byte, error) {
 	b := make([]byte, 32)
 	_, err := rand.Read(b)
 	if err != nil {
@@ -34,7 +34,7 @@ func (r *RandomGeneratorImpl) Bytes(size int) ([]byte, error) {
 	return b, nil
 }
 
-func (r *RandomGeneratorImpl) String(size int) (string, error) {
+func (r *RandomServiceImpl) String(size int) (string, error) {
 	bytes, err := r.Bytes(size)
 	if err != nil {
 		return "", types.ErrInternal
@@ -43,6 +43,6 @@ func (r *RandomGeneratorImpl) String(size int) (string, error) {
 	return base64.StdEncoding.EncodeToString(bytes), nil
 }
 
-func (r *RandomGeneratorImpl) UUID() (uuid.UUID, error) {
+func (r *RandomServiceImpl) UUID() (uuid.UUID, error) {
 	return uuid.NewRandom()
 }