// Tests that the context is cleared or not cleared properly depending on
// the configuration of the router
func TestKeepContext(t *testing.T) {
func1 := func(w http.ResponseWriter, r *http.Request) {}
r := NewRouter()
r.HandleFunc("/", func1).Name("func1")
req, _ := http.NewRequest("GET", "http://localhost/", nil)
context.Set(req, "t", 1)
res := new(http.ResponseWriter)
r.ServeHTTP(*res, req)
if _, ok := context.GetOk(req, "t"); ok {
t.Error("Context should have been cleared at end of request")
}
r.KeepContext = true
req, _ = http.NewRequest("GET", "http://localhost/", nil)
context.Set(req, "t", 1)
r.ServeHTTP(*res, req)
if _, ok := context.GetOk(req, "t"); !ok {
t.Error("Context should NOT have been cleared at end of request")
}
}
// FailureReason makes CSRF validation errors available in the request context.
// This is useful when you want to log the cause of the error or report it to
// client.
func FailureReason(r *http.Request) error {
if val, ok := context.GetOk(r, errorKey); ok {
if err, ok := val.(error); ok {
return err
}
}
return nil
}
// Token returns a masked CSRF token ready for passing into HTML template or
// a JSON response body. An empty token will be returned if the middleware
// has not been applied (which will fail subsequent validation).
func Token(r *http.Request) string {
if val, ok := context.GetOk(r, tokenKey); ok {
if maskedToken, ok := val.(string); ok {
return maskedToken
}
}
return ""
}