;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2012, 2013, 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
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(define-module (test-records)
  #:use-module (srfi srfi-1)
  #:use-module (srfi srfi-64)
  #:use-module (ice-9 match)
  #:use-module (ice-9 regex)
  #:use-module (guix records))

(define (test-module)
  ;; A module in which to e</td></tr></table>
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<tr><th>author</th><td>jgart &lt;jgart@dismail.de&gt;</td><td class='right'>2022-02-03 20:17:09 -0500</td></tr>
<tr><th>committer</th><td>宋文武 &lt;iyzsong@member.fsf.org&gt;</td><td class='right'>2022-02-04 20:52:16 +0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/guix/commit/tests/guix-system.sh?id=4f0b408be3e1dacd4e1a639e2c5bc950116fa154'>4f0b408be3e1dacd4e1a639e2c5bc950116fa154</a> (<a href='/guix/patch/tests/guix-system.sh?id=4f0b408be3e1dacd4e1a639e2c5bc950116fa154'>patch</a>)</td></tr>
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<tr><th>parent</th><td colspan='2' class='oid'><a href='/guix/commit/tests/guix-system.sh?id=a34d05f15b1bbd6a75a49baa02bd1a5bfec56dc0'>a34d05f15b1bbd6a75a49baa02bd1a5bfec56dc0</a> (<a href='/guix/diff/tests/guix-system.sh?id=4f0b408be3e1dacd4e1a639e2c5bc950116fa154&amp;id2=a34d05f15b1bbd6a75a49baa02bd1a5bfec56dc0'>diff</a>)</td></tr><tr><th>download</th><td colspan='2' class='oid'><a href='/guix/snapshot/guix-4f0b408be3e1dacd4e1a639e2c5bc950116fa154.tar.gz'>guix-4f0b408be3e1dacd4e1a639e2c5bc950116fa154.tar.gz</a><br/><a href='/guix/snapshot/guix-4f0b408be3e1dacd4e1a639e2c5bc950116fa154.zip'>guix-4f0b408be3e1dacd4e1a639e2c5bc950116fa154.zip</a><br/></td></tr></table>
<div class='commit-subject'>gnu: dwm: Update to 6.3.</div><div class='commit-msg'>* gnu/packages/suckless.scm (dwm): Update to 6.3.

Signed-off-by: 宋文武 &lt;iyzsong@member.fsf.org&gt;
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layed & default"
  (let ((mark #f))
    (define-record-type* <foo> foo make-foo
      foo?
      (bar foo-bar (delayed) (default mark)))

    (let ((x (foo)))
      (set! mark 42)
      (and (equal? (foo-bar x) 42)
           (begin
             (set! mark 7)
             (equal? (foo-bar x) 42))))))

(test-assert "define-record-type* & delayed & inherited"
  (begin
    (define-record-type* <foo> foo make-foo
      foo?
      (bar foo-bar (delayed))
      (baz foo-baz (delayed)))

    (let* ((m 1)
           (n #f)
           (x (foo (bar m) (baz n)))
           (y (foo (inherit x) (baz 'b))))
      (set! n 'a)
      (and (equal? (foo-bar x) 1)
           (eq? (foo-baz x) 'a)
           (begin
             (set! m 777)
             (equal? (foo-bar y) 1))              ;promise was already forced
           (eq? (foo-baz y) 'b)))))

(test-assert "define-record-type* & wrong field specifier"
  (let ((exp '(begin
                (define-record-type* <foo> foo make-foo
                  foo?
                  (bar foo-bar (default 42))
                  (baz foo-baz))

                (foo (baz 1 2 3 4 5))))           ;syntax error
        (loc         (current-source-location)))  ;keep this alignment!
    (catch 'syntax-error
      (lambda ()
        (eval exp (test-module))
        #f)
      (lambda (key proc message location form . args)
        (and (eq? proc 'foo)
             (string-match "invalid field" message)
             (equal? form '(baz 1 2 3 4 5))

             ;; Make sure the location is that of the field specifier.
             ;; See <http://bugs.gnu.org/23969>.
             (lset= equal?
                    (pk 'expected-loc
                        `((line . ,(- (assq-ref loc 'line) 1))
                          ,@(alist-delete 'line loc)))
                    (pk 'actual-loc location)))))))

(test-assert "define-record-type* & missing initializers"
  (catch 'syntax-error
    (lambda ()
      (eval '(begin
               (define-record-type* <foo> foo make-foo
                 foo?
                 (bar foo-bar (default 42))
                 (baz foo-baz))

               (foo))
            (test-module))
      #f)
    (lambda (key proc message location form . args)
      (and (eq? proc 'foo)
           (string-match "missing .*initialize.*baz" message)
           (equal? form '(foo))))))

(test-assert "define-record-type* & extra initializers"
  (catch 'syntax-error
    (lambda ()
      (eval '(begin
               (define-record-type* <foo> foo make-foo
                 foo?
                 (bar foo-bar (default 42)))

               (foo (baz 'what?)))
            (test-module))
      #f)
    (lambda (key proc message location form . args)
      (and (string-match "extra.*initializer.*baz" message)
           (eq? proc 'foo)))))

(test-assert "define-record-type* & inherit & extra initializers"
  (catch 'syntax-error
    (lambda ()
      (eval '(begin
               (define-record-type* <foo> foo make-foo
                 foo?
                 (bar foo-bar (default 42)))

               (foo (inherit (foo)) (baz 'what?)))
            (test-module))
      #f)
    (lambda (key proc message location form . args)
      (and (string-match "extra.*initializer.*baz" message)
           (eq? proc 'foo)))))

(test-equal "recutils->alist"
  '((("Name" . "foo")
     ("Version" . "0.1")
     ("Synopsis" . "foo bar")
     ("Something_else" . "chbouib"))
    (("Name" . "bar")
     ("Version" . "1.5")))
  (let ((p (open-input-string "
# Comment following an empty line, and
# preceding a couple of empty lines, all of
# which should be silently consumed.


Name: foo
Version: 0.1
# Comment right in the middle,
# spanning two lines.
Synopsis: foo bar
Something_else: chbouib

# Comment right before.
Name: bar
Version: 1.5
# Comment at the end.")))
    (list (recutils->alist p)
          (recutils->alist p))))

(test-equal "recutils->alist with + lines"
  '(("Name" . "foo")
    ("Description" . "1st line,\n2nd line,\n 3rd line with extra space,\n4th line without space."))
  (recutils->alist (open-input-string "
Name: foo
Description: 1st line,
+ 2nd line,
+  3rd line with extra space,
+4th line without space.")))

(test-equal "alist->record" '((1 2) b c)
  (alist->record '(("a" . 1) ("b" . b) ("c" . c) ("a" . 2))
                 list
                 '("a" "b" "c")
                 '("a")))

(test-end)