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package pasetoware
import (
"crypto/ed25519"
"encoding/hex"
"encoding/json"
"errors"
"net/http"
"net/http/httptest"
"testing"
"time"
"github.com/gofiber/fiber/v2"
"github.com/gofiber/fiber/v2/utils"
)
const (
testMessage = "fiber with PASETO middleware!!"
invalidToken = "We are gophers!"
durationTest = 10 * time.Minute
symmetricKey = "go+fiber=love;FiberWithPASETO<3!"
privateKeySeed = "e9c67fe2433aa4110caf029eba70df2c822cad226b6300ead3dcae443ac3810f"
)
type customPayload struct {
Data string `json:"data"`
ExpirationTime time.Duration `json:"expiration_time"`
CreatedAt time.Time `json:"created_at"`
}
func createCustomToken(key []byte, dataInfo string, duration time.Duration, purpose TokenPurpose) (string, error) {
if purpose == PurposeLocal {
return pasetoObject.Encrypt(key, customPayload{
Data: dataInfo,
ExpirationTime: duration,
CreatedAt: time.Now(),
}, nil)
}
return pasetoObject.Sign(ed25519.PrivateKey(key), customPayload{
Data: dataInfo,
ExpirationTime: duration,
CreatedAt: time.Now(),
}, nil)
}
func generateTokenRequest(
targetRoute string, tokenGenerator PayloadCreator, duration time.Duration, purpose TokenPurpose,
) (*http.Request, error) {
var token string
var err error
if purpose == PurposeLocal {
token, err = tokenGenerator([]byte(symmetricKey), testMessage, duration, purpose)
} else {
seed, _ := hex.DecodeString(privateKeySeed)
privateKey := ed25519.NewKeyFromSeed(seed)
token, err = tokenGenerator(privateKey, testMessage, duration, purpose)
}
if err != nil {
return nil, err
}
request := httptest.NewRequest("GET", targetRoute, nil)
request.Header.Set(fiber.HeaderAuthorization, token)
return request, nil
}
func getPrivateKey() ed25519.PrivateKey {
seed, _ := hex.DecodeString(privateKeySeed)
return ed25519.NewKeyFromSeed(seed)
}
func assertErrorHandler(t *testing.T, toAssert error) fiber.ErrorHandler {
return func(ctx *fiber.Ctx, err error) error {
utils.AssertEqual(t, toAssert, err)
utils.AssertEqual(t, true, errors.Is(err, toAssert))
return defaultErrorHandler(ctx, err)
}
}
func Test_PASETO_LocalToken_MissingToken(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
SymmetricKey: []byte(symmetricKey),
ContextKey: DefaultContextKey,
ErrorHandler: assertErrorHandler(t, ErrMissingToken),
}))
request := httptest.NewRequest("GET", "/", nil)
resp, err := app.Test(request)
if err == nil {
utils.AssertEqual(t, fiber.StatusBadRequest, resp.StatusCode)
}
}
func Test_PASETO_PublicToken_MissingToken(t *testing.T) {
privateKey := getPrivateKey()
app := fiber.New()
app.Use(New(Config{
PrivateKey: privateKey,
PublicKey: privateKey.Public(),
ContextKey: DefaultContextKey,
ErrorHandler: assertErrorHandler(t, ErrMissingToken),
}))
request := httptest.NewRequest("GET", "/", nil)
resp, err := app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusBadRequest, resp.StatusCode)
}
func Test_PASETO_LocalToken_ErrDataUnmarshal(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
SymmetricKey: []byte(symmetricKey),
ContextKey: DefaultContextKey,
ErrorHandler: assertErrorHandler(t, ErrDataUnmarshal),
}))
request, err := generateTokenRequest("/", createCustomToken, durationTest, PurposeLocal)
if err == nil {
var resp *http.Response
resp, err = app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusUnauthorized, resp.StatusCode)
}
}
func Test_PASETO_PublicToken_ErrDataUnmarshal(t *testing.T) {
privateKey := getPrivateKey()
app := fiber.New()
app.Use(New(Config{
PrivateKey: privateKey,
PublicKey: privateKey.Public(),
ContextKey: DefaultContextKey,
}))
request, err := generateTokenRequest("/", createCustomToken, durationTest, PurposePublic)
utils.AssertEqual(t, nil, err)
var resp *http.Response
resp, err = app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusUnauthorized, resp.StatusCode)
}
func Test_PASETO_LocalToken_ErrTokenExpired(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
SymmetricKey: []byte(symmetricKey),
ContextKey: DefaultContextKey,
ErrorHandler: assertErrorHandler(t, ErrExpiredToken),
}))
request, err := generateTokenRequest("/", CreateToken, time.Nanosecond*-10, PurposeLocal)
if err == nil {
var resp *http.Response
resp, err = app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusUnauthorized, resp.StatusCode)
}
}
func Test_PASETO_PublicToken_ErrTokenExpired(t *testing.T) {
privateKey := getPrivateKey()
app := fiber.New()
app.Use(New(Config{
PrivateKey: privateKey,
PublicKey: privateKey.Public(),
ContextKey: DefaultContextKey,
ErrorHandler: assertErrorHandler(t, ErrExpiredToken),
}))
request, err := generateTokenRequest("/", CreateToken, time.Nanosecond*-10, PurposePublic)
utils.AssertEqual(t, nil, err)
var resp *http.Response
resp, err = app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusUnauthorized, resp.StatusCode)
}
func Test_PASETO_LocalToken_Next(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
SymmetricKey: []byte(symmetricKey),
Next: func(_ *fiber.Ctx) bool {
return true
},
}))
request := httptest.NewRequest("GET", "/", nil)
request.Header.Set(fiber.HeaderAuthorization, invalidToken)
resp, err := app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusNotFound, resp.StatusCode)
}
func Test_PASETO_PublicToken_Next(t *testing.T) {
privateKey := getPrivateKey()
app := fiber.New()
app.Use(New(Config{
PrivateKey: privateKey,
PublicKey: privateKey.Public(),
Next: func(_ *fiber.Ctx) bool {
return true
},
}))
request := httptest.NewRequest("GET", "/", nil)
request.Header.Set(fiber.HeaderAuthorization, invalidToken)
resp, err := app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusNotFound, resp.StatusCode)
}
func Test_PASETO_LocalTokenDecrypt(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
SymmetricKey: []byte(symmetricKey),
ContextKey: DefaultContextKey,
}))
app.Get("/", func(ctx *fiber.Ctx) error {
utils.AssertEqual(t, testMessage, ctx.Locals(DefaultContextKey))
return nil
})
request, err := generateTokenRequest("/", CreateToken, durationTest, PurposeLocal)
if err == nil {
var resp *http.Response
resp, err = app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusOK, resp.StatusCode)
}
}
func Test_PASETO_PublicTokenVerify(t *testing.T) {
seed, _ := hex.DecodeString(privateKeySeed)
privateKey := ed25519.NewKeyFromSeed(seed)
app := fiber.New()
app.Use(New(Config{
PrivateKey: privateKey,
PublicKey: privateKey.Public(),
ContextKey: DefaultContextKey,
}))
app.Get("/", func(ctx *fiber.Ctx) error {
utils.AssertEqual(t, testMessage, ctx.Locals(DefaultContextKey))
return nil
})
request, err := generateTokenRequest("/", CreateToken, durationTest, PurposePublic)
utils.AssertEqual(t, nil, err)
var resp *http.Response
resp, err = app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusOK, resp.StatusCode)
}
func Test_PASETO_LocalToken_IncorrectBearerToken(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
SymmetricKey: []byte(symmetricKey),
ContextKey: DefaultContextKey,
TokenPrefix: "Gopher",
ErrorHandler: func(ctx *fiber.Ctx, err error) error {
if errors.Is(err, ErrIncorrectTokenPrefix) {
return ctx.SendStatus(fiber.StatusUpgradeRequired)
}
return ctx.SendStatus(fiber.StatusBadRequest)
},
}))
request := httptest.NewRequest("GET", "/", nil)
request.Header.Set(fiber.HeaderAuthorization, "Bearer "+invalidToken)
resp, err := app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusUpgradeRequired, resp.StatusCode)
}
func Test_PASETO_PublicToken_IncorrectBearerToken(t *testing.T) {
privateKey := getPrivateKey()
app := fiber.New()
app.Use(New(Config{
PrivateKey: privateKey,
PublicKey: privateKey.Public(),
TokenPrefix: "Gopher",
ErrorHandler: func(ctx *fiber.Ctx, err error) error {
if errors.Is(err, ErrIncorrectTokenPrefix) {
return ctx.SendStatus(fiber.StatusUpgradeRequired)
}
return ctx.SendStatus(fiber.StatusBadRequest)
},
}))
request := httptest.NewRequest("GET", "/", nil)
request.Header.Set(fiber.HeaderAuthorization, "Bearer "+invalidToken)
resp, err := app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusUpgradeRequired, resp.StatusCode)
}
func Test_PASETO_LocalToken_InvalidToken(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
SymmetricKey: []byte(symmetricKey),
ContextKey: DefaultContextKey,
}))
request := httptest.NewRequest("GET", "/", nil)
request.Header.Set(fiber.HeaderAuthorization, invalidToken)
resp, err := app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusBadRequest, resp.StatusCode)
}
func Test_PASETO_PublicToken_InvalidToken(t *testing.T) {
privateKey := getPrivateKey()
app := fiber.New()
app.Use(New(Config{
PrivateKey: privateKey,
PublicKey: privateKey.Public(),
ContextKey: DefaultContextKey,
}))
request := httptest.NewRequest("GET", "/", nil)
request.Header.Set(fiber.HeaderAuthorization, invalidToken)
resp, err := app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusBadRequest, resp.StatusCode)
}
func Test_PASETO_LocalToken_CustomValidate(t *testing.T) {
app := fiber.New()
app.Use(New(Config{
SymmetricKey: []byte(symmetricKey),
Validate: func(data []byte) (interface{}, error) {
var payload customPayload
if err := json.Unmarshal(data, &payload); err != nil {
return nil, ErrDataUnmarshal
}
if time.Now().After(payload.CreatedAt.Add(payload.ExpirationTime)) {
return nil, ErrExpiredToken
}
return payload.Data, nil
},
}))
app.Get("/", func(ctx *fiber.Ctx) error {
utils.AssertEqual(t, testMessage, ctx.Locals(DefaultContextKey))
return nil
})
token, _ := pasetoObject.Encrypt([]byte(symmetricKey), customPayload{
Data: testMessage,
ExpirationTime: 10 * time.Minute,
CreatedAt: time.Now(),
}, nil)
request := httptest.NewRequest("GET", "/", nil)
request.Header.Set(fiber.HeaderAuthorization, token)
resp, err := app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusOK, resp.StatusCode)
}
func Test_PASETO_PublicToken_CustomValidate(t *testing.T) {
privateKey := getPrivateKey()
app := fiber.New()
app.Use(New(Config{
PrivateKey: privateKey,
PublicKey: privateKey.Public(),
Validate: func(data []byte) (interface{}, error) {
var payload customPayload
if err := json.Unmarshal(data, &payload); err != nil {
return nil, ErrDataUnmarshal
}
if time.Now().After(payload.CreatedAt.Add(payload.ExpirationTime)) {
return nil, ErrExpiredToken
}
return payload.Data, nil
},
}))
app.Get("/", func(ctx *fiber.Ctx) error {
utils.AssertEqual(t, testMessage, ctx.Locals(DefaultContextKey))
return nil
})
token, _ := pasetoObject.Sign(privateKey, customPayload{
Data: testMessage,
ExpirationTime: 10 * time.Minute,
CreatedAt: time.Now(),
}, nil)
request := httptest.NewRequest("GET", "/", nil)
request.Header.Set(fiber.HeaderAuthorization, token)
resp, err := app.Test(request)
utils.AssertEqual(t, nil, err)
utils.AssertEqual(t, fiber.StatusOK, resp.StatusCode)
}