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package auth
import (
"os"
"testing"
"time"
"github.com/golang-jwt/jwt/v5"
"github.com/stretchr/testify/assert"
)
func TestGenerateAndValidateJWT(t *testing.T) {
// Set up the JWT secret for the test.
os.Setenv("JWT_SECRET", "testsecret")
jwtKey = []byte(os.Getenv("JWT_SECRET"))
userID := 123
tokenString, err := GenerateJWT(userID)
assert.NoError(t, err)
assert.NotEmpty(t, tokenString)
claims, err := ValidateJWT(tokenString)
assert.NoError(t, err)
assert.NotNil(t, claims)
assert.Equal(t, userID, claims.UserID)
assert.True(t, claims.ExpiresAt.After(time.Now()))
}
func TestValidateJWT_InvalidToken(t *testing.T) {
os.Setenv("JWT_SECRET", "testsecret")
jwtKey = []byte(os.Getenv("JWT_SECRET"))
_, err := ValidateJWT("invalid_token")
assert.Error(t, err)
}
func TestValidateJWT_ExpiredToken(t *testing.T) {
os.Setenv("JWT_SECRET", "testsecret")
jwtKey = []byte(os.Getenv("JWT_SECRET"))
// Create a token that has already expired.
claims := &Claims{
UserID: 123,
RegisteredClaims: jwt.RegisteredClaims{
ExpiresAt: jwt.NewNumericDate(time.Now().Add(-1 * time.Hour)),
},
}
token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
tokenString, err := token.SignedString(jwtKey)
assert.NoError(t, err)
_, err = ValidateJWT(tokenString)
assert.Error(t, err)
}
func TestValidateJWT_WrongSecret(t *testing.T) {
os.Setenv("JWT_SECRET", "testsecret")
jwtKey = []byte(os.Getenv("JWT_SECRET"))
userID := 123
tokenString, err := GenerateJWT(userID)
assert.NoError(t, err)
// Set a different secret for validation.
wrongKey := []byte("wrongsecret")
claims := &Claims{}
_, err = jwt.ParseWithClaims(tokenString, claims, func(token *jwt.Token) (interface{}, error) {
return wrongKey, nil
})
assert.Error(t, err)
}
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