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;;; test-ob-emacs-lisp.el
;; Copyright (c) 2012-2020 Free Software Foundation, Inc.
;; Authors: Eric Schulte, Martyn Jago
;; This file is not part of GNU Emacs.
;; This program 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.
;; 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 General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <http://www.gnu.org/licenses/>.
;;; Comments:
;; Org tests for ob-emacs-lisp.el live here
;;; Code:
(ert-deftest ob-emacs-lisp/commented-last-block-line-no-var ()
(org-test-with-temp-text-in-file "
#+begin_src emacs-lisp
;;
#+end_src"
(org-babel-next-src-block)
(org-babel-execute-maybe)
(should (re-search-forward "results:" nil t))
(forward-line)
(should
(string=
""
(buffer-substring-no-properties (point-at-bol) (point-at-eol)))))
(org-test-with-temp-text-in-file "
#+begin_src emacs-lisp
\"some text\";;
#+end_src"
(org-babel-next-src-block)
(org-babel-execute-maybe)
(should (re-search-forward "results:" nil t))
(forward-line)
(should
(string=
": some text"
(buffer-substring-no-properties (point-at-bol) (point-at-eol))))))
(ert-deftest ob-emacs-lisp/commented-last-block-line-with-var ()
(org-test-with-temp-text-in-file "
#+begin_src emacs-lisp :var a=1
;;
#+end_src"
(org-babel-next-src-block)
(org-babel-execute-maybe)
(re-search-forward "results" nil t)
(forward-line)
(should (string=
""
(buffer-substring-no-properties (point-at-bol) (point-at-eol))))))
(ert-deftest ob-emacs-lisp/commented-last-block-line ()
(should
(string= ": 2"
(org-test-with-temp-text-in-file "
#+begin_src emacs-lisp :var a=2
2;;
#+end_src"
(org-babel-next-src-block)
(org-babel-execute-maybe)
(re-search-forward "results" nil t)
(buffer-substring-no-properties (line-beginning-position 2)
(line-end-position 2))))))
(ert-deftest ob-emacs-lisp/dynamic-lexical-execute ()
(cl-flet ((execute (text)
(org-test-with-temp-text-in-file text
(org-babel-next-src-block)
(org-babel-execute-maybe)
(re-search-forward "results" nil t)
(re-search-forward ": " nil t)
(buffer-substring-no-properties (point) (point-at-eol)))))
(should (string= "dynamic" (execute "
#+begin_src emacs-lisp :lexical no :results verbatim
(let ((x 'dynamic)) (funcall (let ((x 'lexical)) (lambda () x))))
#+end_src")))
(should (string= "lexical" (execute "
#+begin_src emacs-lisp :lexical yes :results verbatim
(let ((x 'dynamic)) (funcall (let ((x 'lexical)) (lambda () x))))
#+end_src")))
(should (string= "dynamic" (let ((x 'dynamic)) (execute "
#+begin_src emacs-lisp :lexical no :results verbatim
x
#+end_src"))))
(should (string= "lexical" (let ((x 'dynamic)) (execute "
#+begin_src emacs-lisp :lexical '((x . lexical)) :results verbatim
x
#+end_src"))))
;; Src block execution uses `eval'. As of 2019-02-26, `eval' does
;; not dynamically bind `lexical-binding' to the value of its
;; LEXICAL parameter. Hence, (eval 'lexical-binding LEXICAL)
;; evaluates to the same value that just `lexical-binding'
;; evaluates to, even if LEXICAL is different. So tests like the
;; following do not work here:
;;
;; (should (string= "t" (execute "
;; #+begin_src emacs-lisp :lexical yes :results verbatim
;; lexical-binding
;; #+end_src")))
;;
;; However, the corresponding test in
;; `ob-emacs-lisp/dynamic-lexical-edit' does work.
))
(ert-deftest ob-emacs-lisp/dynamic-lexical-edit ()
(cl-flet ((execute (text)
(org-test-with-temp-text-in-file text
(org-babel-next-src-block)
(org-edit-src-code)
(goto-char (point-max))
(prog1 (eval-last-sexp 0)
(org-edit-src-exit)))))
(should (eq 'dynamic (execute "
#+begin_src emacs-lisp :lexical no :results verbatim
(let ((x 'dynamic)) (funcall (let ((x 'lexical)) (lambda () x))))
#+end_src")))
(should (eq 'lexical (execute "
#+begin_src emacs-lisp :lexical yes :results verbatim
(let ((x 'dynamic)) (funcall (let ((x 'lexical)) (lambda () x))))
#+end_src")))
(should (eq 'dynamic (let ((x 'dynamic)) (execute "
#+begin_src emacs-lisp :lexical no :results verbatim
x
#+end_src"))))
(should (eq 'lexical (let ((x 'dynamic)) (execute "
#+begin_src emacs-lisp :lexical '((x . lexical)) :results verbatim
x
#+end_src"))))
(should (equal nil (execute "
#+begin_src emacs-lisp :lexical no :results verbatim
lexical-binding
#+end_src")))
(should (equal t (execute "
#+begin_src emacs-lisp :lexical yes :results verbatim
lexical-binding
#+end_src")))
(should (equal '((x . 0)) (execute "
#+begin_src emacs-lisp :lexical '((x . 0)) :results verbatim
lexical-binding
#+end_src")))))
(provide 'test-ob-emacs-lisp)
;;; test-ob-emacs-lisp.el ends here
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