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;;; obarray-tests.el --- Tests for obarray -*- lexical-binding: t; -*-
;; Copyright (C) 2015-2024 Free Software Foundation, Inc.
;; Author: Przemysław Wojnowski <esperanto@cumego.com>
;; This file is part of GNU Emacs.
;; GNU Emacs 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.
;; GNU Emacs 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 GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(require 'obarray)
(require 'ert)
(ert-deftest obarrayp-test ()
"Should assert that given object is an obarray."
(should-not (obarrayp 42))
(should-not (obarrayp "aoeu"))
(should-not (obarrayp '()))
(should-not (obarrayp []))
(should-not (obarrayp ["a" "b" "c"]))
(should-not (obarrayp [1 2 3]))
(should-not (obarrayp (make-vector 7 0)))
(should-not (obarrayp (vector (obarray-make))))
(should (obarrayp (obarray-make)))
(should (obarrayp (obarray-make 7))))
(ert-deftest obarray-make-with-size-test ()
;; FIXME: Actually, `wrong-type-argument' is not the right error to signal,
;; so we shouldn't enforce this misbehavior in tests!
(should-error (obarray-make -1) :type 'wrong-type-argument)
(should-error (obarray-make 'a) :type 'wrong-type-argument))
(ert-deftest obarray-get-test ()
(let ((table (obarray-make 3)))
(should-not (obarray-get table "aoeu"))
(intern "aoeu" table)
(should (string= "aoeu" (obarray-get table "aoeu")))))
(ert-deftest obarray-put-test ()
(let ((table (obarray-make 3)))
(should-not (obarray-get table "aoeu"))
(should (string= "aoeu" (obarray-put table "aoeu")))
(should (string= "aoeu" (obarray-get table "aoeu")))))
(ert-deftest obarray-remove-test ()
(let ((table (obarray-make 3)))
(should-not (obarray-get table "aoeu"))
(should-not (obarray-remove table "aoeu"))
(should (string= "aoeu" (obarray-put table "aoeu")))
(should (string= "aoeu" (obarray-get table "aoeu")))
(should (obarray-remove table "aoeu"))
(should-not (obarray-get table "aoeu"))))
(ert-deftest obarray-map-test ()
"Should execute function on all elements of obarray."
(let* ((table (obarray-make 3))
(syms '())
(collect-names (lambda (sym) (push (symbol-name sym) syms))))
(obarray-map collect-names table)
(should (null syms))
(obarray-put table "a")
(obarray-put table "b")
(obarray-put table "c")
(obarray-map collect-names table)
(should (equal (sort syms #'string<) '("a" "b" "c")))))
(ert-deftest obarray-clear ()
(let ((o (obarray-make)))
(intern "a" o)
(intern "b" o)
(intern "c" o)
(obarray-clear o)
(let ((n 0))
(mapatoms (lambda (_) (setq n (1+ n))) o)
(should (equal n 0)))))
(provide 'obarray-tests)
;;; obarray-tests.el ends here
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