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| | ;;; test-ob-emacs-lisp.el
;; Copyright (c) 2012-2019 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))))))
(defun test-ob-emacs-lisp-dynamic-lexical-text (expr lexical)
(concat "\n"
"#+begin_src emacs-lisp :lexical " lexical " :results verbatim\n"
(format "%S" expr) "\n"
"#+end_src"))
(defvar test-ob-emacs-lisp-dynamic-lexical-expr
'(let ((x 'dynamic))
(funcall
(let ((x 'lexical))
(lambda () x)))))
(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)))))
;;
(cl-flet ((text (lexical)
(test-ob-emacs-lisp-dynamic-lexical-text
test-ob-emacs-lisp-dynamic-lexical-expr
lexical)))
(should (string= "dynamic" (execute (text "no" ))))
(should (string= "lexical" (execute (text "yes")))))
;;
(cl-flet ((text (lexical)
(test-ob-emacs-lisp-dynamic-lexical-text
'x
lexical)))
(should (string= "dynamic" (let ((x 'dynamic))
(execute (text "no")))))
(should (string= "lexical" (execute (text "'((x . lexical))")))))
;;
;; Src block execution uses `eval'. `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, no
;; matter what is given as the LEXICAL parameter to eval. So the
;; following does not work as intended:
;;
;;(cl-flet ((text (lexical)
;; (test-ob-emacs-lisp-dynamic-lexical-text
;; 'lexical-binding
;; lexical)))
;; (should (string= "nil" (execute (text "no" ))))
;; (should (string= "t" (execute (text "yes" ))))
;; (should (string= "((x . 0))" (execute (text "'((x . 0))")))))
))
(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)))))
;;
(cl-flet ((text (lexical)
(test-ob-emacs-lisp-dynamic-lexical-text
test-ob-emacs-lisp-dynamic-lexical-expr
lexical)))
(should (eq 'dynamic (execute (text "no" ))))
(should (eq 'lexical (execute (text "yes")))))
;;
(cl-flet ((text (lexical)
(test-ob-emacs-lisp-dynamic-lexical-text
'x
lexical)))
(should (eq 'dynamic (let ((x 'dynamic))
(execute (text "no")))))
(should (eq 'lexical (execute (text "'((x . lexical))")))))
;;
(cl-flet ((text (lexical)
(test-ob-emacs-lisp-dynamic-lexical-text
'lexical-binding
lexical)))
(should (equal nil (execute (text "no" ))))
(should (equal t (execute (text "yes" ))))
(should (equal '((x . 0)) (execute (text "'((x . 0))")))))
))
(provide 'test-ob-emacs-lisp)
;;; test-ob-emacs-lisp.el ends here
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