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;;; f90-tests.el --- Tests for f90-interface-browser
;; Copyright (C) 2013 Free Software Foundation, Inc.
;; 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 <https://www.gnu.org/licenses/>.
;;; Code:
(require 'cl-lib)
;; FIXME: Convert to use ERT.
(defvar *test-name* nil)
(defvar *test-tests* (make-hash-table :test 'eq))
(defvar *test-running-tests* nil)
(defmacro deftest (name parameters &rest body)
"Define a test function. Within a test function we can call
other test functions or use `check' to run individual test
cases."
`(prog1 ',name
(setf (gethash ',name *test-tests*)
(lambda ,parameters
(let ((*test-name* (append *test-name* (list ',name))))
,@body)))))
(defmacro test-check (&rest forms)
"Run each expression in FORMS as a test case."
`(test-combine-results
,@(cl-loop for (expr res) in forms
collect `(test-report-result (equal (condition-case _
,expr
(error (cl-gensym)))
',res)
',expr ',res))))
(defmacro test-combine-results (&rest forms)
"Combine the results (as booleans) of evaluating FORMS in order."
(let ((result (make-symbol "result")))
`(let ((,result t))
,@(cl-loop for f in forms collect `(unless ,f (setf ,result nil)))
,result)))
(defun test-report-result (result res req)
"Report the results of a single test case. Called by `check'."
(if result
(insert (format "%s ... %S: %S\n"
(propertize "pass"
'face '(:weight bold :foreground "green"))
*test-name* res))
(insert (format "%s ... %S: %S is not %S\n"
(propertize "FAIL"
'face '(:weight bold :foreground "red"))
*test-name*
res req)))
result)
(defun test-run-test (name)
(with-current-buffer (get-buffer-create "*test-results*")
(unless *test-running-tests*
(erase-buffer))
(let ((*test-running-tests* t))
(funcall (gethash name *test-tests*)))
(pop-to-buffer (current-buffer))))
(deftest type-modifiers ()
(test-check
((f90-split-declaration "integer") ("integer"))
((f90-split-declaration "integer, pointer") ("integer" "pointer"))
((f90-split-declaration "integer (kind = c_int(8) )") ("integer"))
((f90-split-declaration "character(len=*)") ("character"))
((f90-split-declaration "integer, dimension(:)")
("integer" ("dimension" . 1)))))
(deftest parse-declaration ()
(cl-flet ((fun (str) (with-temp-buffer
(insert str)
(goto-char (point-min))
(f90-parse-single-type-declaration))))
(test-check
((fun "integer :: name") (("name" "integer")))
((fun "integer :: name1, name2") (("name1" "integer")
("name2" "integer")))
((fun "integer, dimension(:) :: name1, name2(:, :)") (("name1" "integer"
("dimension" . 1))
("name2" "integer"
("dimension" . 2))))
((fun "integer, pointer :: name(:, :)") (("name" "integer" "pointer"
("dimension" . 2))))
((fun "integer, pointer :: NAmE => null()") (("name" "integer" "pointer"))))))
(deftest splits ()
(test-check
((f90-count-commas ",") 1)
((f90-count-commas "(,)") 0)
((f90-count-commas "a, b, size(c, d)") 2)
((f90-count-commas "a, b, size(c, d)" 1) 3)
((f90-split-arglist "a,B") ("a" "b"))
((f90-split-arglist "foo, dimension(1, size(a, b))")
("foo" "dimension(1, size(a, b))"))
((f90-parse-names-list "a=1, B=>null()") ("a" "b"))))
(deftest all ()
(test-combine-results
(test-run-test 'type-modifiers)
(test-run-test 'parse-declaration)
(test-run-test 'splits)))
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