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|
;;; bytecomp-testsuite.el
;; Copyright (C) 2008-2016 Free Software Foundation, Inc.
;; Author: Shigeru Fukaya <shigeru.fukaya@gmail.com>
;; Created: November 2008
;; Keywords: internal
;; Human-Keywords: internal
;; 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 <http://www.gnu.org/licenses/>.
;;; Commentary:
(require 'ert)
;;; Code:
(defconst byte-opt-testsuite-arith-data
'(
;; some functional tests
(let ((a most-positive-fixnum) (b 1) (c 1.0)) (+ a b c))
(let ((a most-positive-fixnum) (b -2) (c 1.0)) (- a b c))
(let ((a most-positive-fixnum) (b 2) (c 1.0)) (* a b c))
(let ((a 3) (b 2) (c 1.0)) (/ a b c))
(let ((a (+ 1 (expt 2 -64))) (b (expt 2 -65))) (+ a -1 b))
(let ((a (+ 1 (expt 2 -64))) (b (expt 2 -65))) (- a 1 (- b)))
;; This fails. Should it be a bug?
;; (let ((a (expt 2 -1074)) (b 0.125)) (* a 8 b))
(let ((a 1.0)) (* a 0))
(let ((a 1.0)) (* a 2.0 0))
(let ((a 1.0)) (/ 0 a))
(let ((a 1.0)) (/ 3 a 2))
(let ((a most-positive-fixnum) (b 2.0)) (* a 2 b))
(let ((a 3) (b 2)) (/ a b 1.0))
(/ 3 -1)
(+ 4 3 2 1)
(+ 4 3 2.0 1)
(- 4 3 2 1) ; not new, for reference
(- 4 3 2.0 1) ; not new, for reference
(* 4 3 2 1)
(* 4 3 2.0 1)
(/ 4 3 2 1)
(/ 4 3 2.0 1)
(let ((a 3) (b 2)) (+ a b 1))
(let ((a 3) (b 2)) (+ a b -1))
(let ((a 3) (b 2)) (- a b 1))
(let ((a 3) (b 2)) (- a b -1))
(let ((a 3) (b 2)) (+ a b a 1))
(let ((a 3) (b 2)) (+ a b a -1))
(let ((a 3) (b 2)) (- a b a 1))
(let ((a 3) (b 2)) (- a b a -1))
(let ((a 3) (b 2)) (* a b -1))
(let ((a 3) (b 2)) (* a -1))
(let ((a 3) (b 2)) (/ a b 1))
(let ((a 3) (b 2)) (/ (+ a b) 1))
;; coverage test
(let ((a 3) (b 2) (c 1.0)) (+))
(let ((a 3) (b 2) (c 1.0)) (+ 2))
(let ((a 3) (b 2) (c 1.0)) (+ 2 0))
(let ((a 3) (b 2) (c 1.0)) (+ 2 0.0))
(let ((a 3) (b 2) (c 1.0)) (+ 2.0))
(let ((a 3) (b 2) (c 1.0)) (+ 2.0 0))
(let ((a 3) (b 2) (c 1.0)) (+ 2.0 0.0))
(let ((a 3) (b 2) (c 1.0)) (+ 0 2))
(let ((a 3) (b 2) (c 1.0)) (+ 0 2.0))
(let ((a 3) (b 2) (c 1.0)) (+ 0.0 2))
(let ((a 3) (b 2) (c 1.0)) (+ 0.0 2.0))
(let ((a 3) (b 2) (c 1.0)) (+ a))
(let ((a 3) (b 2) (c 1.0)) (+ a 0))
(let ((a 3) (b 2) (c 1.0)) (+ a 0.0))
(let ((a 3) (b 2) (c 1.0)) (+ 0 a))
(let ((a 3) (b 2) (c 1.0)) (+ 0.0 a))
(let ((a 3) (b 2) (c 1.0)) (+ c 0))
(let ((a 3) (b 2) (c 1.0)) (+ c 0.0))
(let ((a 3) (b 2) (c 1.0)) (+ 0 c))
(let ((a 3) (b 2) (c 1.0)) (+ 0.0 c))
(let ((a 3) (b 2) (c 1.0)) (+ a b 0 c 0))
(let ((a 3) (b 2) (c 1.0)) (+ 0 a))
(let ((a 3) (b 2) (c 1.0)) (+ 0 a b))
(let ((a 3) (b 2) (c 1.0)) (+ 0 a b c))
(let ((a 3) (b 2) (c 1.0)) (+ 1 2 3))
(let ((a 3) (b 2) (c 1.0)) (+ 3.0 2.0 1))
(let ((a 3) (b 2) (c 1.0)) (+ 3.0 2.0 1 4))
(let ((a 3) (b 2) (c 1.0)) (+ a 1))
(let ((a 3) (b 2) (c 1.0)) (+ a -1))
(let ((a 3) (b 2) (c 1.0)) (+ 1 a))
(let ((a 3) (b 2) (c 1.0)) (+ -1 a))
(let ((a 3) (b 2) (c 1.0)) (+ c 1))
(let ((a 3) (b 2) (c 1.0)) (+ c -1))
(let ((a 3) (b 2) (c 1.0)) (+ 1 c))
(let ((a 3) (b 2) (c 1.0)) (+ -1 c))
(let ((a 3) (b 2) (c 1.0)) (+ a b 0))
(let ((a 3) (b 2) (c 1.0)) (+ a b 1))
(let ((a 3) (b 2) (c 1.0)) (+ a b -1))
(let ((a 3) (b 2) (c 1.0)) (+ a b 2))
(let ((a 3) (b 2) (c 1.0)) (+ 1 a b c))
(let ((a 3) (b 2) (c 1.0)) (+ a b c 0))
(let ((a 3) (b 2) (c 1.0)) (+ a b c 1))
(let ((a 3) (b 2) (c 1.0)) (+ a b c -1))
(let ((a 3) (b 2) (c 1.0)) (-))
(let ((a 3) (b 2) (c 1.0)) (- 2))
(let ((a 3) (b 2) (c 1.0)) (- 2 0))
(let ((a 3) (b 2) (c 1.0)) (- 2 0.0))
(let ((a 3) (b 2) (c 1.0)) (- 2.0))
(let ((a 3) (b 2) (c 1.0)) (- 2.0 0))
(let ((a 3) (b 2) (c 1.0)) (- 2.0 0.0))
(let ((a 3) (b 2) (c 1.0)) (- 0 2))
(let ((a 3) (b 2) (c 1.0)) (- 0 2.0))
(let ((a 3) (b 2) (c 1.0)) (- 0.0 2))
(let ((a 3) (b 2) (c 1.0)) (- 0.0 2.0))
(let ((a 3) (b 2) (c 1.0)) (- a))
(let ((a 3) (b 2) (c 1.0)) (- a 0))
(let ((a 3) (b 2) (c 1.0)) (- a 0.0))
(let ((a 3) (b 2) (c 1.0)) (- 0 a))
(let ((a 3) (b 2) (c 1.0)) (- 0.0 a))
(let ((a 3) (b 2) (c 1.0)) (- c 0))
(let ((a 3) (b 2) (c 1.0)) (- c 0.0))
(let ((a 3) (b 2) (c 1.0)) (- 0 c))
(let ((a 3) (b 2) (c 1.0)) (- 0.0 c))
(let ((a 3) (b 2) (c 1.0)) (- a b 0 c 0))
(let ((a 3) (b 2) (c 1.0)) (- 0 a))
(let ((a 3) (b 2) (c 1.0)) (- 0 a b))
(let ((a 3) (b 2) (c 1.0)) (- 0 a b c))
(let ((a 3) (b 2) (c 1.0)) (- 1 2 3))
(let ((a 3) (b 2) (c 1.0)) (- 3.0 2.0 1))
(let ((a 3) (b 2) (c 1.0)) (- 3.0 2.0 1 4))
(let ((a 3) (b 2) (c 1.0)) (- a 1))
(let ((a 3) (b 2) (c 1.0)) (- a -1))
(let ((a 3) (b 2) (c 1.0)) (- 1 a))
(let ((a 3) (b 2) (c 1.0)) (- -1 a))
(let ((a 3) (b 2) (c 1.0)) (- c 1))
(let ((a 3) (b 2) (c 1.0)) (- c -1))
(let ((a 3) (b 2) (c 1.0)) (- 1 c))
(let ((a 3) (b 2) (c 1.0)) (- -1 c))
(let ((a 3) (b 2) (c 1.0)) (- a b 0))
(let ((a 3) (b 2) (c 1.0)) (- a b 1))
(let ((a 3) (b 2) (c 1.0)) (- a b -1))
(let ((a 3) (b 2) (c 1.0)) (- a b 2))
(let ((a 3) (b 2) (c 1.0)) (- 1 a b c))
(let ((a 3) (b 2) (c 1.0)) (- a b c 0))
(let ((a 3) (b 2) (c 1.0)) (- a b c 1))
(let ((a 3) (b 2) (c 1.0)) (- a b c -1))
(let ((a 3) (b 2) (c 1.0)) (*))
(let ((a 3) (b 2) (c 1.0)) (* 2))
(let ((a 3) (b 2) (c 1.0)) (* 2 0))
(let ((a 3) (b 2) (c 1.0)) (* 2 0.0))
(let ((a 3) (b 2) (c 1.0)) (* 2.0))
(let ((a 3) (b 2) (c 1.0)) (* 2.0 0))
(let ((a 3) (b 2) (c 1.0)) (* 2.0 0.0))
(let ((a 3) (b 2) (c 1.0)) (* 0 2))
(let ((a 3) (b 2) (c 1.0)) (* 0 2.0))
(let ((a 3) (b 2) (c 1.0)) (* 0.0 2))
(let ((a 3) (b 2) (c 1.0)) (* 0.0 2.0))
(let ((a 3) (b 2) (c 1.0)) (* a))
(let ((a 3) (b 2) (c 1.0)) (* a 0))
(let ((a 3) (b 2) (c 1.0)) (* a 0.0))
(let ((a 3) (b 2) (c 1.0)) (* 0 a))
(let ((a 3) (b 2) (c 1.0)) (* 0.0 a))
(let ((a 3) (b 2) (c 1.0)) (* c 0))
(let ((a 3) (b 2) (c 1.0)) (* c 0.0))
(let ((a 3) (b 2) (c 1.0)) (* 0 c))
(let ((a 3) (b 2) (c 1.0)) (* 0.0 c))
(let ((a 3) (b 2) (c 1.0)) (* a b 0 c 0))
(let ((a 3) (b 2) (c 1.0)) (* 0 a))
(let ((a 3) (b 2) (c 1.0)) (* 0 a b))
(let ((a 3) (b 2) (c 1.0)) (* 0 a b c))
(let ((a 3) (b 2) (c 1.0)) (* 1 2 3))
(let ((a 3) (b 2) (c 1.0)) (* 3.0 2.0 1))
(let ((a 3) (b 2) (c 1.0)) (* 3.0 2.0 1 4))
(let ((a 3) (b 2) (c 1.0)) (* a 1))
(let ((a 3) (b 2) (c 1.0)) (* a -1))
(let ((a 3) (b 2) (c 1.0)) (* 1 a))
(let ((a 3) (b 2) (c 1.0)) (* -1 a))
(let ((a 3) (b 2) (c 1.0)) (* c 1))
(let ((a 3) (b 2) (c 1.0)) (* c -1))
(let ((a 3) (b 2) (c 1.0)) (* 1 c))
(let ((a 3) (b 2) (c 1.0)) (* -1 c))
(let ((a 3) (b 2) (c 1.0)) (* a b 0))
(let ((a 3) (b 2) (c 1.0)) (* a b 1))
(let ((a 3) (b 2) (c 1.0)) (* a b -1))
(let ((a 3) (b 2) (c 1.0)) (* a b 2))
(let ((a 3) (b 2) (c 1.0)) (* 1 a b c))
(let ((a 3) (b 2) (c 1.0)) (* a b c 0))
(let ((a 3) (b 2) (c 1.0)) (* a b c 1))
(let ((a 3) (b 2) (c 1.0)) (* a b c -1))
(let ((a 3) (b 2) (c 1.0)) (/))
(let ((a 3) (b 2) (c 1.0)) (/ 2))
(let ((a 3) (b 2) (c 1.0)) (/ 2 0))
(let ((a 3) (b 2) (c 1.0)) (/ 2 0.0))
(let ((a 3) (b 2) (c 1.0)) (/ 2.0))
(let ((a 3) (b 2) (c 1.0)) (/ 2.0 0))
(let ((a 3) (b 2) (c 1.0)) (/ 2.0 0.0))
(let ((a 3) (b 2) (c 1.0)) (/ 0 2))
(let ((a 3) (b 2) (c 1.0)) (/ 0 2.0))
(let ((a 3) (b 2) (c 1.0)) (/ 0.0 2))
(let ((a 3) (b 2) (c 1.0)) (/ 0.0 2.0))
(let ((a 3) (b 2) (c 1.0)) (/ a))
(let ((a 3) (b 2) (c 1.0)) (/ a 0))
(let ((a 3) (b 2) (c 1.0)) (/ a 0.0))
(let ((a 3) (b 2) (c 1.0)) (/ 0 a))
(let ((a 3) (b 2) (c 1.0)) (/ 0.0 a))
(let ((a 3) (b 2) (c 1.0)) (/ c 0))
(let ((a 3) (b 2) (c 1.0)) (/ c 0.0))
(let ((a 3) (b 2) (c 1.0)) (/ 0 c))
(let ((a 3) (b 2) (c 1.0)) (/ 0.0 c))
(let ((a 3) (b 2) (c 1.0)) (/ a b 0 c 0))
(let ((a 3) (b 2) (c 1.0)) (/ 0 a))
(let ((a 3) (b 2) (c 1.0)) (/ 0 a b))
(let ((a 3) (b 2) (c 1.0)) (/ 0 a b c))
(let ((a 3) (b 2) (c 1.0)) (/ 1 2 3))
(let ((a 3) (b 2) (c 1.0)) (/ 3.0 2.0 1))
(let ((a 3) (b 2) (c 1.0)) (/ 3.0 2.0 1 4))
(let ((a 3) (b 2) (c 1.0)) (/ a 1))
(let ((a 3) (b 2) (c 1.0)) (/ a -1))
(let ((a 3) (b 2) (c 1.0)) (/ 1 a))
(let ((a 3) (b 2) (c 1.0)) (/ -1 a))
(let ((a 3) (b 2) (c 1.0)) (/ c 1))
(let ((a 3) (b 2) (c 1.0)) (/ c -1))
(let ((a 3) (b 2) (c 1.0)) (/ 1 c))
(let ((a 3) (b 2) (c 1.0)) (/ -1 c))
(let ((a 3) (b 2) (c 1.0)) (/ a b 0))
(let ((a 3) (b 2) (c 1.0)) (/ a b 1))
(let ((a 3) (b 2) (c 1.0)) (/ a b -1))
(let ((a 3) (b 2) (c 1.0)) (/ a b 2))
(let ((a 3) (b 2) (c 1.0)) (/ 1 a b c))
(let ((a 3) (b 2) (c 1.0)) (/ a b c 0))
(let ((a 3) (b 2) (c 1.0)) (/ a b c 1))
(let ((a 3) (b 2) (c 1.0)) (/ a b c -1)))
"List of expression for test.
Each element will be executed by interpreter and with
bytecompiled code, and their results compared.")
(defun bytecomp-check-1 (pat)
"Return non-nil if PAT is the same whether directly evalled or compiled."
(let ((warning-minimum-log-level :emergency)
(byte-compile-warnings nil)
(v0 (condition-case nil
(eval pat)
(error nil)))
(v1 (condition-case nil
(funcall (byte-compile (list 'lambda nil pat)))
(error nil))))
(equal v0 v1)))
(put 'bytecomp-check-1 'ert-explainer 'bytecomp-explain-1)
(defun bytecomp-explain-1 (pat)
(let ((v0 (condition-case nil
(eval pat)
(error nil)))
(v1 (condition-case nil
(funcall (byte-compile (list 'lambda nil pat)))
(error nil))))
(format "Expression `%s' gives `%s' if directly evalled, `%s' if compiled."
pat v0 v1)))
(ert-deftest bytecomp-tests ()
"Test the Emacs byte compiler."
(dolist (pat byte-opt-testsuite-arith-data)
(should (bytecomp-check-1 pat))))
(defun test-byte-opt-arithmetic (&optional arg)
"Unit test for byte-opt arithmetic operations.
Subtests signal errors if something goes wrong."
(interactive "P")
(switch-to-buffer (generate-new-buffer "*Font Pase Test*"))
(let ((warning-minimum-log-level :emergency)
(byte-compile-warnings nil)
(pass-face '((t :foreground "green")))
(fail-face '((t :foreground "red")))
(print-escape-nonascii t)
(print-escape-newlines t)
(print-quoted t)
v0 v1)
(dolist (pat byte-opt-testsuite-arith-data)
(condition-case nil
(setq v0 (eval pat))
(error (setq v0 nil)))
(condition-case nil
(setq v1 (funcall (byte-compile (list 'lambda nil pat))))
(error (setq v1 nil)))
(insert (format "%s" pat))
(indent-to-column 65)
(if (equal v0 v1)
(insert (propertize "OK" 'face pass-face))
(insert (propertize "FAIL\n" 'face fail-face))
(indent-to-column 55)
(insert (propertize (format "[%s] vs [%s]" v0 v1)
'face fail-face)))
(insert "\n"))))
(defun test-byte-comp-compile-and-load (compile &rest forms)
(let ((elfile nil)
(elcfile nil))
(unwind-protect
(progn
(setf elfile (make-temp-file "test-bytecomp" nil ".el"))
(when compile
(setf elcfile (make-temp-file "test-bytecomp" nil ".elc")))
(with-temp-buffer
(dolist (form forms)
(print form (current-buffer)))
(write-region (point-min) (point-max) elfile nil 'silent))
(if compile
(let ((byte-compile-dest-file-function
(lambda (e) elcfile)))
(byte-compile-file elfile t))
(load elfile nil 'nomessage)))
(when elfile (delete-file elfile))
(when elcfile (delete-file elcfile)))))
(put 'test-byte-comp-compile-and-load 'lisp-indent-function 1)
(ert-deftest test-byte-comp-macro-expansion ()
(test-byte-comp-compile-and-load t
'(progn (defmacro abc (arg) 1) (defun def () (abc 2))))
(should (equal (funcall 'def) 1)))
(ert-deftest test-byte-comp-macro-expansion-eval-and-compile ()
(test-byte-comp-compile-and-load t
'(eval-and-compile (defmacro abc (arg) -1) (defun def () (abc 2))))
(should (equal (funcall 'def) -1)))
(ert-deftest test-byte-comp-macro-expansion-eval-when-compile ()
;; Make sure we interpret eval-when-compile forms properly. CLISP
;; and SBCL interpreter eval-when-compile (well, the CL equivalent)
;; in the same way.
(test-byte-comp-compile-and-load t
'(eval-when-compile
(defmacro abc (arg) -10)
(defun abc-1 () (abc 2)))
'(defmacro abc-2 () (abc-1))
'(defun def () (abc-2)))
(should (equal (funcall 'def) -10)))
(ert-deftest test-byte-comp-macro-expand-lexical-override ()
;; Intuitively, one might expect the defmacro to override the
;; macrolet since macrolet's is explicitly called out as being
;; equivalent to toplevel, but CLISP and SBCL both evaluate the form
;; this way, so we should too.
(test-byte-comp-compile-and-load t
'(require 'cl-lib)
'(cl-macrolet ((m () 4))
(defmacro m () 5)
(defun def () (m))))
(should (equal (funcall 'def) 4)))
(ert-deftest bytecomp-tests--warnings ()
(with-current-buffer (get-buffer-create "*Compile-Log*")
(let ((inhibit-read-only t)) (erase-buffer)))
(test-byte-comp-compile-and-load t
'(progn
(defun my-test0 ()
(my--test11 3)
(my--test12 3)
(my--test2 5))
(defmacro my--test11 (arg) (+ arg 1))
(eval-and-compile
(defmacro my--test12 (arg) (+ arg 1))
(defun my--test2 (arg) (+ arg 1)))))
(with-current-buffer (get-buffer-create "*Compile-Log*")
(goto-char (point-min))
;; Should warn that mt--test1[12] are first used as functions.
;; The second alternative is for when the file name is so long
;; that pretty-printing starts the message on the next line.
(should (or (re-search-forward "my--test11:\n.*macro" nil t)
(re-search-forward "my--test11:\n.*:\n.*macro" nil t)))
(should (or (re-search-forward "my--test12:\n.*macro" nil t)
(re-search-forward "my--test12:\n.*:\n.*macro" nil t)))
(goto-char (point-min))
;; Should not warn that mt--test2 is not known to be defined.
(should-not (re-search-forward "my--test2" nil t))))
(ert-deftest test-eager-load-macro-expansion ()
(test-byte-comp-compile-and-load nil
'(progn (defmacro abc (arg) 1) (defun def () (abc 2))))
(should (equal (funcall 'def) 1)))
(ert-deftest test-eager-load-macro-expansion-eval-and-compile ()
(test-byte-comp-compile-and-load nil
'(eval-and-compile (defmacro abc (arg) -1) (defun def () (abc 2))))
(should (equal (funcall 'def) -1)))
(ert-deftest test-eager-load-macro-expansion-eval-when-compile ()
;; Make sure we interpret eval-when-compile forms properly. CLISP
;; and SBCL interpreter eval-when-compile (well, the CL equivalent)
;; in the same way.
(test-byte-comp-compile-and-load nil
'(eval-when-compile
(defmacro abc (arg) -10)
(defun abc-1 () (abc 2)))
'(defmacro abc-2 () (abc-1))
'(defun def () (abc-2)))
(should (equal (funcall 'def) -10)))
(ert-deftest test-eager-load-macro-expand-lexical-override ()
;; Intuitively, one might expect the defmacro to override the
;; macrolet since macrolet's is explicitly called out as being
;; equivalent to toplevel, but CLISP and SBCL both evaluate the form
;; this way, so we should too.
(test-byte-comp-compile-and-load nil
'(require 'cl-lib)
'(cl-macrolet ((m () 4))
(defmacro m () 5)
(defun def () (m))))
(should (equal (funcall 'def) 4)))
;; Local Variables:
;; no-byte-compile: t
;; End:
(provide 'byte-opt-testsuite)
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