guix-kreyren/tests/store.scm
Ludovic Courtès 3259877d35 store: Add GC-related operations.
* guix/store.scm (gc-action): New enumerate type.
  (read-long-long, read-string-list, write-store-path,
  write-store-path-list, read-store-path-list): New procedures.
  (write-arg): Add support for `store-path' and `store-path-list'.
  (read-arg): Add support for `store-path-list'.
  (define-operation): Add support for multiple-value returns.
  (run-gc, live-paths, dead-paths, collect-garbage, delete-paths): New
  procedures.
  (%long-long-max): New macro.
* tests/store.scm: New file.
* Makefile.am (TESTS): Add it.
2012-12-09 23:52:59 +01:00

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;;; Guix --- Nix package management from Guile. -*- coding: utf-8 -*-
;;; Copyright (C) 2012 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of Guix.
;;;
;;; Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; Guix 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 General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (test-store)
#:use-module (guix store)
#:use-module (guix utils)
#:use-module (guix base32)
#:use-module (distro packages bootstrap)
#:use-module (ice-9 match)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-11)
#:use-module (srfi srfi-64))
;; Test the (guix store) module.
(define %store
(false-if-exception (open-connection)))
(when %store
;; Make sure we build everything by ourselves.
(set-build-options %store #:use-substitutes? #f))
(define %seed
(seed->random-state (logxor (getpid) (car (gettimeofday)))))
(define (random-text)
(number->string (random (expt 2 256) %seed) 16))
(test-begin "store")
(test-skip (if %store 0 10))
(test-assert "dead-paths"
(let ((p (add-text-to-store %store "random-text"
(random-text) '())))
(member p (dead-paths %store))))
;; FIXME: Find a test for `live-paths'.
;;
;; (test-assert "temporary root is in live-paths"
;; (let* ((p1 (add-text-to-store %store "random-text"
;; (random-text) '()))
;; (b (add-text-to-store %store "link-builder"
;; (format #f "echo ~a > $out" p1)
;; '()))
;; (d1 (derivation %store "link" (%current-system)
;; "/bin/sh" `("-e" ,b) '()
;; `((,b) (,p1))))
;; (p2 (derivation-path->output-path d1)))
;; (and (add-temp-root %store p2)
;; (build-derivations %store (list d1))
;; (valid-path? %store p1)
;; (member (pk p2) (live-paths %store)))))
(test-assert "dead path can be explicitly collected"
(let ((p (add-text-to-store %store "random-text"
(random-text) '())))
(let-values (((paths freed) (delete-paths %store (list p))))
(and (equal? paths (list p))
(> freed 0)
(not (file-exists? p))))))
(test-end "store")
(exit (= (test-runner-fail-count (test-runner-current)) 0))
;;; Local Variables:
;;; eval: (put 'test-assert 'scheme-indent-function 1)
;;; End: