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forgejo/modules/auth/password/pwn/pwn_test.go

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// Copyright 2023 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package pwn
import (
"errors"
"math/rand"
"net/http"
"os"
"strings"
"testing"
"time"
)
var client = New(WithHTTP(&http.Client{
Timeout: time.Second * 2,
}))
func TestMain(m *testing.M) {
rand.Seed(time.Now().Unix())
os.Exit(m.Run())
}
func TestPassword(t *testing.T) {
// Check input error
_, err := client.CheckPassword("", false)
if err == nil {
t.Log("blank input should return an error")
t.Fail()
}
if !errors.Is(err, ErrEmptyPassword) {
t.Log("blank input should return ErrEmptyPassword")
t.Fail()
}
// Should fail
fail := "password1234"
count, err := client.CheckPassword(fail, false)
if err != nil {
t.Log(err)
t.Fail()
}
if count == 0 {
t.Logf("%s should fail as a password\n", fail)
t.Fail()
}
// Should fail (with padding)
failPad := "administrator"
count, err = client.CheckPassword(failPad, true)
if err != nil {
t.Log(err)
t.Fail()
}
if count == 0 {
t.Logf("%s should fail as a password\n", failPad)
t.Fail()
}
// Checking for a "good" password isn't going to be perfect, but we can give it a good try
// with hopefully minimal error. Try five times?
var good bool
var pw string
for idx := 0; idx <= 5; idx++ {
pw = testPassword()
count, err = client.CheckPassword(pw, false)
if err != nil {
t.Log(err)
t.Fail()
}
if count == 0 {
good = true
break
}
}
if !good {
t.Log("no generated passwords passed. there is a chance this is a fluke")
t.Fail()
}
// Again, but with padded responses
good = false
for idx := 0; idx <= 5; idx++ {
pw = testPassword()
count, err = client.CheckPassword(pw, true)
if err != nil {
t.Log(err)
t.Fail()
}
if count == 0 {
good = true
break
}
}
if !good {
t.Log("no generated passwords passed. there is a chance this is a fluke")
t.Fail()
}
}
// Credit to https://golangbyexample.com/generate-random-password-golang/
// DO NOT USE THIS FOR AN ACTUAL PASSWORD GENERATOR
var (
lowerCharSet = "abcdedfghijklmnopqrst"
upperCharSet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
specialCharSet = "!@#$%&*"
numberSet = "0123456789"
allCharSet = lowerCharSet + upperCharSet + specialCharSet + numberSet
)
func testPassword() string {
var password strings.Builder
// Set special character
for i := 0; i < 5; i++ {
random := rand.Intn(len(specialCharSet))
password.WriteString(string(specialCharSet[random]))
}
// Set numeric
for i := 0; i < 5; i++ {
random := rand.Intn(len(numberSet))
password.WriteString(string(numberSet[random]))
}
// Set uppercase
for i := 0; i < 5; i++ {
random := rand.Intn(len(upperCharSet))
password.WriteString(string(upperCharSet[random]))
}
for i := 0; i < 5; i++ {
random := rand.Intn(len(allCharSet))
password.WriteString(string(allCharSet[random]))
}
inRune := []rune(password.String())
rand.Shuffle(len(inRune), func(i, j int) {
inRune[i], inRune[j] = inRune[j], inRune[i]
})
return string(inRune)
}