;; webid-oidc, implementation of the Solid specification
;; Copyright (C) 2020, 2021  Vivien Kraus

;; This program is free software: you can redistribute it and/or modify
;; it under the terms of the GNU Affero General Public License as
;; published by the Free Software Foundation, either version 3 of the
;; License, or (at your option) any later version.

;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU Affero General Public License for more details.

;; You should have received a copy of the GNU Affero General Public License
;; along with this program.  If not, see <https://www.gnu.org/licenses/>.

(define-module (webid-oidc testing)
  #:use-module (webid-oidc stubs)
  #:use-module (webid-oidc errors)
  #:use-module (webid-oidc parameters))

;; This module is used only when running tests.

(define-public (with-test-environment test-name f)
  (with-exception-handler
      (lambda (error)
        (format (current-error-port) "The test failed, because ~a.\n"
                (error->str error))
        (raise-exception error))
    (lambda ()
      (parameterize ((data-home (format #f "tests/~a.home/disfluid" test-name))
                     (cache-home (format #f "tests/~a.cache/disfluid" test-name)))
        (call-with-output-file*
         (format #f "~a/seed" (cache-home))
         (lambda (port)
           (format port "This is the initial seed for the random number generator")))
        (random-init!)
        (f)))))