emacs-config/local/lib/org-x/test/org-x-test-common.el

104 lines
3.5 KiB
EmacsLisp

;;; org-x-test-common.el --- Common Test functions -*- lexical-binding: t; -*-
;; Copyright (C) 2020 Nathan Dwarshuis
;; 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/>.
;;; Commentary:
;;; Code:
(require 's)
(require 'dash)
;; set up standard org environment
(defmacro org-ml--with-org-env (&rest body)
"Execute BODY in a standardized Org-mode buffer."
`(let ((org-tags-column 20)
(org-todo-keywords '((sequence "TODO" "DONE")))
(org-archive-tag "ARCHIVE")
(org-lowest-priority ?C)
(org-highest-priority ?A)
(org-list-allow-alphabetical nil)
(org-log-into-drawer "LOGBOOK"))
(with-temp-buffer
(org-mode)
,@body)))
(defun example-to-should (actual sym expected)
(let ((expected
(if (eq (and (listp expected) (car expected)) :result)
(s-join "\n" (cdr expected))
expected)))
(cond ((eq sym '=>)
`(expect ,actual :to-equal ,expected))
;; this will only work with defexamples-content
((eq sym '$>)
`(expect (progn ,actual (s-trim (buffer-string))) :to-equal ,expected))
;; TODO I never use this?
((eq sym '~>)
`(should (approx-equal ,actual ,expected)))
((eq sym '!!>)
`(should-error (eval ',actual) :type ',expected))
(t
(error "Invalid test case: %S" `(,actual ,sym ,expected))))))
(defmacro defexamples (cmd &rest examples)
(let ((tests (->> examples
(remove :begin-hidden)
(remove :end-hidden)
(-partition 3)
(--map (apply #'example-to-should it)))))
(when tests
`(it ,(format "%S" cmd) (org-ml--with-org-env ,@tests)))))
(defmacro defexamples-content (cmd _docstring &rest args)
(cl-flet*
((make-test-form
(test contents)
`(org-ml--with-org-env
(when ,contents (insert ,contents))
(goto-char (point-min))
,test))
(make-tests
(list)
(let ((contents (->> (car list) (-drop 1) (s-join "\n")))
(tests
(->> (-drop 1 list)
(--remove (eq (and (listp it) (car it)) :comment))
(-partition 3)
(--map (apply #'example-to-should it)))))
(--map (make-test-form it contents) tests))))
(let ((body
(->> args
(remove :begin-hidden)
(remove :end-hidden)
(-partition-before-pred
(lambda (it) (eq (and (listp it) (car it)) :buffer)))
(-mapcat #'make-tests))))
(when body
`(it ,(format "%S" cmd) ,@body)))))
(defmacro def-example-subgroup (title _subtitle &rest specs)
(when specs
`(describe ,title ,@specs)))
(defmacro def-example-group (title _subtitle &rest specs)
(when specs
`(describe ,title ,@specs)))
(provide 'org-ml-test-common)
;;; org-ml-test-common.el ends here