[GITEA] add option for banning dots in usernames (squash) set in test

(cherry picked from commit b005b586c3)
(cherry picked from commit 0077b2661e)
(cherry picked from commit c4589d1fce)
(cherry picked from commit a7f9ff982c)

models/user/user_test.go

@@ -505,6 +505,11 @@ func Test_ValidateUser(t *testing.T) {
 }
 
 func Test_NormalizeUserFromEmail(t *testing.T) {
+	oldSetting := setting.Service.AllowDotsInUsernames
+	defer func() {
+		setting.Service.AllowDotsInUsernames = oldSetting
+	}()
+	setting.Service.AllowDotsInUsernames = true
 	testCases := []struct {
 		Input             string
 		Expected          string