1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
| | ;;; lisp-mode-tests.el --- Test Lisp editing commands -*- lexical-binding: t; -*-
;; Copyright (C) 2017 Free Software Foundation, Inc.
;; 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/>.
;;; Code:
(require 'ert)
(require 'cl-lib)
(require 'lisp-mode)
(defconst lisp-mode-tests--correctly-indented-sexp "\
\(a
(prog1
(prog1
1
2)
2)
(fun arg1
arg2)
(1
\"string
noindent\" (\"string2
noindent\" 3
4)
2) ; comment
;; comment
b)")
(ert-deftest indent-sexp ()
"Test basics of \\[indent-sexp]."
(with-temp-buffer
(insert lisp-mode-tests--correctly-indented-sexp)
(goto-char (point-min))
(let ((indent-tabs-mode nil)
(correct lisp-mode-tests--correctly-indented-sexp))
(dolist (mode '(fundamental-mode emacs-lisp-mode))
(funcall mode)
(indent-sexp)
;; Don't mess up correctly indented code.
(should (string= (buffer-string) correct))
;; Correctly add indentation.
(save-excursion
(while (not (eobp))
(delete-horizontal-space)
(forward-line)))
(indent-sexp)
(should (equal (buffer-string) correct))
;; Correctly remove indentation.
(save-excursion
(let ((n 0))
(while (not (eobp))
(unless (looking-at "noindent\\|^[[:blank:]]*$")
(insert (make-string n ?\s)))
(cl-incf n)
(forward-line))))
(indent-sexp)
(should (equal (buffer-string) correct))))))
(ert-deftest indent-subsexp ()
"Make sure calling `indent-sexp' inside a sexp works."
(with-temp-buffer
(insert "\
\(d1 xx
(d2 yy
zz)
11)")
(let ((correct (buffer-string)))
(search-backward "d2")
(up-list -1)
(indent-sexp)
(should (equal (buffer-string) correct))
(backward-sexp)
(end-of-line)
(indent-sexp)
(should (equal (buffer-string) correct)))))
(ert-deftest indent-sexp-in-string ()
"Make sure calling `indent-sexp' inside a string works."
;; See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=21343.
(with-temp-buffer
(emacs-lisp-mode)
(insert "\";\"")
(let ((correct (buffer-string)))
(search-backward ";")
(indent-sexp)
(should (equal (buffer-string) correct)))))
(ert-deftest lisp-indent-region ()
"Test basics of `lisp-indent-region'."
(with-temp-buffer
(insert lisp-mode-tests--correctly-indented-sexp)
(goto-char (point-min))
(let ((indent-tabs-mode nil)
(correct lisp-mode-tests--correctly-indented-sexp))
(emacs-lisp-mode)
(indent-region (point-min) (point-max))
;; Don't mess up correctly indented code.
(should (string= (buffer-string) correct))
;; Correctly add indentation.
(save-excursion
(while (not (eobp))
(delete-horizontal-space)
(forward-line)))
(indent-region (point-min) (point-max))
(should (equal (buffer-string) correct))
;; Correctly remove indentation.
(save-excursion
(let ((n 0))
(while (not (eobp))
(unless (looking-at "noindent\\|^[[:blank:]]*$")
(insert (make-string n ?\s)))
(cl-incf n)
(forward-line))))
(indent-region (point-min) (point-max))
(should (equal (buffer-string) correct)))))
(ert-deftest lisp-indent-region-defun-with-docstring ()
"Test Bug#26619."
(with-temp-buffer
(insert "\
\(defun test ()
\"This is a test.
Test indentation in emacs-lisp-mode\"
(message \"Hi!\"))")
(let ((indent-tabs-mode nil)
(correct (buffer-string)))
(emacs-lisp-mode)
(indent-region (point-min) (point-max))
(should (equal (buffer-string) correct)))))
(provide 'lisp-mode-tests)
;;; lisp-mode-tests.el ends here
|