From cb439a126aa6a2728e423bcfd0d5e948337b8ddb Mon Sep 17 00:00:00 2001
From: ᴜɴᴋɴᴡᴏɴ <u@gogs.io>
Date: Tue, 14 Apr 2020 09:41:54 +0800
Subject: db: add tests for two factors (#6099)

* Rename to TwoFactors.Create

* Use GORM to execute queries

* TwoFactor.GetByUserID

* Add tests

* Fix failing tests

* Add MD5 tests

* Add tests for RandomChars
---
 internal/tool/tool.go | 52 +--------------------------------------------------
 1 file changed, 1 insertion(+), 51 deletions(-)

(limited to 'internal/tool/tool.go')

diff --git a/internal/tool/tool.go b/internal/tool/tool.go
index eeed80e6..e5825018 100644
--- a/internal/tool/tool.go
+++ b/internal/tool/tool.go
@@ -6,13 +6,11 @@ package tool
 
 import (
 	"crypto/md5"
-	"crypto/rand"
 	"crypto/sha1"
 	"encoding/base64"
 	"encoding/hex"
 	"fmt"
 	"html/template"
-	"math/big"
 	"strings"
 	"time"
 	"unicode"
@@ -27,22 +25,8 @@ import (
 	"gogs.io/gogs/internal/conf"
 )
 
-// MD5Bytes encodes string to MD5 bytes.
-// TODO: Move to hashutil.MD5Bytes.
-func MD5Bytes(str string) []byte {
-	m := md5.New()
-	_, _ = m.Write([]byte(str))
-	return m.Sum(nil)
-}
-
-// MD5 encodes string to MD5 hex value.
-// TODO: Move to hashutil.MD5.
-func MD5(str string) string {
-	return hex.EncodeToString(MD5Bytes(str))
-}
-
 // SHA1 encodes string to SHA1 hex value.
-// TODO: Move to hashutil.SHA1.
+// TODO: Move to cryptoutil.SHA1.
 func SHA1(str string) string {
 	h := sha1.New()
 	_, _ = h.Write([]byte(str))
@@ -86,40 +70,6 @@ func BasicAuthDecode(encoded string) (string, string, error) {
 	return auth[0], auth[1], nil
 }
 
-// BasicAuthEncode encodes username and password in HTTP Basic Authentication format.
-func BasicAuthEncode(username, password string) string {
-	return base64.StdEncoding.EncodeToString([]byte(username + ":" + password))
-}
-
-const alphanum = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
-
-// RandomString returns generated random string in given length of characters.
-// It also returns possible error during generation.
-func RandomString(n int) (string, error) {
-	buffer := make([]byte, n)
-	max := big.NewInt(int64(len(alphanum)))
-
-	for i := 0; i < n; i++ {
-		index, err := randomInt(max)
-		if err != nil {
-			return "", err
-		}
-
-		buffer[i] = alphanum[index]
-	}
-
-	return string(buffer), nil
-}
-
-func randomInt(max *big.Int) (int, error) {
-	rand, err := rand.Int(rand.Reader, max)
-	if err != nil {
-		return 0, err
-	}
-
-	return int(rand.Int64()), nil
-}
-
 // verify time limit code
 func VerifyTimeLimitCode(data string, minutes int, code string) bool {
 	if len(code) <= 18 {
-- 
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