1 ;; Copyright (C) 1998 Free Software Foundation, Inc.
3 ;; Author: Martin Buchholz <martin@xemacs.org>
4 ;; Maintainer: Martin Buchholz <martin@xemacs.org>
8 ;; This file is part of XEmacs.
10 ;; XEmacs is free software; you can redistribute it and/or modify it
11 ;; under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; XEmacs is distributed in the hope that it will be useful, but
16 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 ;; General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with XEmacs; see the file COPYING. If not, write to the Free
22 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
25 ;;; Synched up with: Not in FSF.
29 ;;; Test byte-compiler functionality
30 ;;; See test-harness.el
33 (require 'test-harness)
35 (when (and (boundp 'load-file-name) (stringp load-file-name))
36 (push (file-name-directory load-file-name) load-path)
37 (require 'test-harness))))
41 ;; test constant symbol warnings
42 (defmacro check-byte-compiler-message (message-regexp &rest body)
43 `(Check-Message ,message-regexp (byte-compile '(lambda () ,@body))))
45 (check-byte-compiler-message "Attempt to set non-symbol" (setq 1 1))
46 (check-byte-compiler-message "Attempt to set constant symbol" (setq t 1))
47 (check-byte-compiler-message "Attempt to set constant symbol" (setq nil 1))
48 (check-byte-compiler-message "^$" (defconst :foo 1))
50 (check-byte-compiler-message "Attempt to let-bind non-symbol" (let ((1 'x)) 1))
51 (check-byte-compiler-message "Attempt to let-bind constant symbol" (let ((t 'x)) (foo)))
52 (check-byte-compiler-message "Attempt to let-bind constant symbol" (let ((nil 'x)) (foo)))
53 (check-byte-compiler-message "Attempt to let-bind constant symbol" (let ((:foo 'x)) (foo)))
56 (check-byte-compiler-message "bound but not referenced" (let ((foo 'x)) 1))
57 (Assert (not (boundp 'free-variable)))
58 (Assert (boundp 'byte-compile-warnings))
59 (check-byte-compiler-message "assignment to free variable" (setq free-variable 1))
60 (check-byte-compiler-message "reference to free variable" (car free-variable))
61 (check-byte-compiler-message "called with 2 args, but requires 1" (car 'x 'y))
63 (check-byte-compiler-message "^$" (setq :foo 1))
64 (let ((fun '(lambda () (setq :foo 1))))
65 (fset 'test-byte-compiler-fun fun))
66 (Check-Error setting-constant (test-byte-compiler-fun))
67 (byte-compile 'test-byte-compiler-fun)
68 (Check-Error setting-constant (test-byte-compiler-fun))
70 (eval-when-compile (defvar setq-test-foo nil) (defvar setq-test-bar nil))
72 (check-byte-compiler-message "set called with 1 arg, but requires 2" (setq setq-test-foo))
73 (check-byte-compiler-message "set called with 1 arg, but requires 2" (setq setq-test-foo 1 setq-test-bar))
74 (check-byte-compiler-message "set-default called with 1 arg, but requires 2" (setq-default setq-test-foo))
75 (check-byte-compiler-message "set-default called with 1 arg, but requires 2" (setq-default setq-test-foo 1 setq-test-bar))
78 ;;-----------------------------------------------------
80 ;;-----------------------------------------------------
82 ;; Test interpreted and compiled lisp separately here
83 (check-byte-compiler-message "malformed let binding" (let ((x 1 2)) 3))
84 (check-byte-compiler-message "malformed let binding" (let* ((x 1 2)) 3))
87 error "`let' bindings can have only one value-form"
88 (eval '(let ((x 1 2)) 3)))
91 error "`let' bindings can have only one value-form"
92 (eval '(let* ((x 1 2)) 3)))
94 (defmacro before-and-after-compile-equal (&rest form)
95 `(Assert (equal (funcall (quote (lambda () ,@form)))
96 (funcall (byte-compile (quote (lambda () ,@form)))))))
98 (defvar simplyamarker (point-min-marker))
100 ;; The byte optimizer must be careful with +/- with a single argument.
102 (before-and-after-compile-equal (+))
103 (before-and-after-compile-equal (+ 2 2))
104 (before-and-after-compile-equal (+ 2 1))
105 (before-and-after-compile-equal (+ 1 2))
106 ;; (+ 1) is OK. but (+1) signals an error.
107 (before-and-after-compile-equal (+ 1))
108 (before-and-after-compile-equal (+ 3))
109 (before-and-after-compile-equal (+ simplyamarker 1))
110 ;; The optimization (+ m) --> m is invalid when m is a marker.
111 ;; Currently the following test fails - controversial.
112 ;; (before-and-after-compile-equal (+ simplyamarker))
113 ;; Same tests for minus.
114 (before-and-after-compile-equal (- 2 2))
115 (before-and-after-compile-equal (- 2 1))
116 (before-and-after-compile-equal (- 1 2))
117 (before-and-after-compile-equal (- 1))
118 (before-and-after-compile-equal (- 3))
119 (before-and-after-compile-equal (- simplyamarker 1))
120 (before-and-after-compile-equal (- simplyamarker))
122 (before-and-after-compile-equal (let ((z 1)) (or (setq z 42)) z))
124 ;; byte-after-unbind-ops
130 (before-and-after-compile-equal
137 (before-and-after-compile-equal
144 (before-and-after-compile-equal
151 (before-and-after-compile-equal
158 (before-and-after-compile-equal
165 (before-and-after-compile-equal
172 (before-and-after-compile-equal
180 (before-and-after-compile-equal
187 (before-and-after-compile-equal
196 (before-and-after-compile-equal
204 (before-and-after-compile-equal
212 ;; byte-interactive-p
215 (before-and-after-compile-equal