unofficial mirror of bug-gnu-emacs@gnu.org 
 help / color / mirror / code / Atom feed
blob f7a2e043ff7ab5e6905ee409971a9a34700cfec0 19802 bytes (raw)
name: test/lisp/replace-tests.el 	 # note: path name is non-authoritative(*)

  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
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
 
;;; replace-tests.el --- tests for replace.el.  -*- lexical-binding:t -*-

;; Copyright (C) 2010-2022 Free Software Foundation, Inc.

;; Author: Nicolas Richard <youngfrog@members.fsf.org>
;; Author: Juri Linkov <juri@jurta.org>

;; 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 <https://www.gnu.org/licenses/>.

;;; Code:

(require 'ert)
(eval-when-compile (require 'subr-x))

(ert-deftest query-replace--split-string-tests ()
  (let ((sep (propertize "\0" 'separator t)))
    (dolist (before '("" "b"))
      (dolist (after '("" "a"))
        (should (equal
                 (query-replace--split-string (concat before sep after))
                 (cons before after)))
        (should (equal
                 (query-replace--split-string (concat before "\0" after))
                 (concat before "\0" after)))))))

(defconst replace-occur-tests
  '(
    ;; * Test one-line matches (at bob, eob, bol, eol).
    ("x" 0 "\
xa
b
cx
xd
xex
fx
" "\
6 matches in 5 lines for \"x\" in buffer:  *test-occur*
      1:xa
      3:cx
      4:xd
      5:xex
      6:fx
")
    ;; * Test multi-line matches, this is the first test from
    ;; https://lists.gnu.org/r/emacs-devel/2005-06/msg01008.html
    ;; where numbers are replaced with letters.
    ("a\na" 0 "\
a
a
a
a
a
" "\
2 matches for \"a\na\" in buffer:  *test-occur*
      1:a
       :a
      3:a
       :a
")
    ;; * Test multi-line matches, this is the second test from
    ;; https://lists.gnu.org/r/emacs-devel/2005-06/msg01008.html
    ;; where numbers are replaced with letters.
    ("a\nb" 0 "\
a
b
c
a
b
" "\
2 matches for \"a\nb\" in buffer:  *test-occur*
      1:a
       :b
      4:a
       :b
")
    ;; * Test line numbers for multi-line matches with empty last match line.
    ("a\n" 0 "\
a

c
a

" "\
2 matches for \"a\n\" in buffer:  *test-occur*
      1:a
       :
      4:a
       :
")
    ;; * Test multi-line matches with 3 match lines.
    ("x\n.x\n" 0 "\
ax
bx
c
d
ex
fx
" "\
2 matches for \"x\n.x\n\" in buffer:  *test-occur*
      1:ax
       :bx
       :c
      5:ex
       :fx
       :
")
    ;; * Test non-overlapping context lines with matches at bob/eob.
    ("x" 1 "\
ax
b
c
d
ex
f
g
hx
" "\
3 matches for \"x\" in buffer:  *test-occur*
      1:ax
       :b
-------
       :d
      5:ex
       :f
-------
       :g
      8:hx
")
    ;; * Test non-overlapping context lines with matches not at bob/eob.
    ("x" 1 "\
a
bx
c
d
ex
f
" "\
2 matches for \"x\" in buffer:  *test-occur*
       :a
      2:bx
       :c
-------
       :d
      5:ex
       :f
")
    ;; * Test overlapping context lines with matches at bob/eob.
    ("x" 2 "\
ax
bx
c
dx
e
f
gx
h
i
j
kx
" "\
5 matches for \"x\" in buffer:  *test-occur*
      1:ax
      2:bx
       :c
      4:dx
       :e
       :f
      7:gx
       :h
       :i
       :j
     11:kx
")
    ;; * Test overlapping context lines with matches not at bob/eob.
    ("x" 2 "\
a
b
cx
d
e
f
gx
h
i
" "\
2 matches for \"x\" in buffer:  *test-occur*
       :a
       :b
      3:cx
       :d
       :e
       :f
      7:gx
       :h
       :i
")
    ;; * Test overlapping context lines with empty first and last line..
    ("x" 2 "\

b
cx
d
e
f
gx
h

" "\
2 matches for \"x\" in buffer:  *test-occur*
       :
       :b
      3:cx
       :d
       :e
       :f
      7:gx
       :h
       :
")
    ;; * Test multi-line overlapping context lines.
    ("x\n.x" 2 "\
ax
bx
c
d
ex
fx
g
h
i
jx
kx
" "\
3 matches for \"x\n.x\" in buffer:  *test-occur*
      1:ax
       :bx
       :c
       :d
      5:ex
       :fx
       :g
       :h
       :i
     10:jx
       :kx
")
    ;; * Test multi-line non-overlapping context lines.
    ("x\n.x" 2 "\
ax
bx
c
d
e
f
gx
hx
" "\
2 matches for \"x\n.x\" in buffer:  *test-occur*
      1:ax
       :bx
       :c
       :d
-------
       :e
       :f
      7:gx
       :hx
")
    ;; * Test non-overlapping negative (before-context) lines.
    ("x" -2 "\
a
bx
c
d
e
fx
g
h
ix
" "\
3 matches for \"x\" in buffer:  *test-occur*
       :a
      2:bx
-------
       :d
       :e
      6:fx
-------
       :g
       :h
      9:ix
")
    ;; * Test overlapping negative (before-context) lines.
    ("x" -3 "\
a
bx
c
dx
e
f
gx
h
" "\
3 matches for \"x\" in buffer:  *test-occur*
       :a
      2:bx
       :c
      4:dx
       :e
       :f
      7:gx
")

)
  "List of tests for `occur'.
Each element has the format:
\(REGEXP NLINES INPUT-BUFFER-STRING OUTPUT-BUFFER-STRING).")

(defun replace-occur-test-case (test)
  (let ((regexp (nth 0 test))
        (nlines (nth 1 test))
        (input-buffer-string (nth 2 test))
        (temp-buffer (get-buffer-create " *test-occur*")))
    (unwind-protect
        (save-window-excursion
          (with-current-buffer temp-buffer
            (erase-buffer)
            (insert input-buffer-string)
            (occur regexp nlines)
            (with-current-buffer "*Occur*"
              (buffer-substring-no-properties (point-min) (point-max)))))
      (and (buffer-name temp-buffer)
           (kill-buffer temp-buffer)))))

(defun replace-occur-test-create (n)
  "Create a test for element N of the `replace-occur-tests' constant."
  (let ((testname (intern (format "occur-test-%.2d" n)))
        (testdoc (format "Test element %d of `replace-occur-tests'." n)))
    (eval
     `(ert-deftest ,testname ()
        ,testdoc
        (let (replace-occur-hook)
          (should (equal (replace-occur-test-case (nth ,n replace-occur-tests))
                         (nth 3 (nth ,n replace-occur-tests)))))))))

(dotimes (i (length replace-occur-tests))
  (replace-occur-test-create i))

(ert-deftest replace-occur-revert-bug32543 ()
  "Test `occur-revert' with non-nil `list-matching-lines-jump-to-current-line'."
  (let ((temp-buffer (get-buffer-create " *test-occur*")))
    (unwind-protect
        (save-window-excursion
          (with-current-buffer temp-buffer
            (erase-buffer)
            (setq list-matching-lines-jump-to-current-line t)
            (insert
";; This buffer is for text that is not saved, and for Lisp evaluation.
;; To create a file, visit it with C-x C-f and enter text in its buffer.

")
            (occur "and")
            (with-current-buffer "*Occur*"
              (revert-buffer)
              (goto-char (point-min))
              (should (string-match "\\`2 matches for \"and\" in buffer: "
                                    (buffer-substring-no-properties
                                     (point) (line-end-position)))))))
      (and (buffer-name temp-buffer)
           (kill-buffer temp-buffer)))))

(ert-deftest replace-occur-revert-bug32987 ()
  "Test `occur-revert' with non-nil `list-matching-lines-jump-to-current-line'."
  (let ((temp-buffer (get-buffer-create " *test-occur*")))
    (unwind-protect
        (save-window-excursion
          (with-current-buffer temp-buffer
            (erase-buffer)
            (setq list-matching-lines-jump-to-current-line nil)
            (insert
";; This buffer is for text that is not saved, and for Lisp evaluation.
;; To create a file, visit it with C-x C-f and enter text in its buffer.

")
            (occur "and")
            (with-current-buffer "*Occur*"
              (revert-buffer)
              (goto-char (point-min))
              (should (string-match "\\`2 matches for \"and\" in buffer: "
                                    (buffer-substring-no-properties
                                     (point) (line-end-position)))))))
      (and (buffer-name temp-buffer)
           (kill-buffer temp-buffer)))))

\f
;;; General tests for `query-replace' and `query-replace-regexp'.

(defconst query-replace-tests
  '(
    ;; query-replace
    ("aaa" "M-% a RET 1 RET !" "111")
    ("aaa" "M-% a RET 1 RET y n y" "1a1")
    ;; Empty inputs
    ("aaa" "M-% a RET RET !" "")
    ("aaa" "M-% RET 1 RET !" "1a1a1a")
    ("aaa" "M-% RET RET !" "aaa")
    ;; Reuse the previous default
    ("aaa" "M-% a RET 1 RET . M-% RET !" "111")

    ;; query-replace-regexp
    ("aaa" "C-M-% a* RET 1 RET !" "1")
    ;; Empty inputs
    ("aaa" "C-M-% a* RET RET !" "")
    ("aaa" "C-M-% RET 1 RET !" "1a1a1a")
    ("aaa" "C-M-% RET RET !" "aaa")
    ;; Empty matches
    ("aaa" "C-M-% b* RET 1 RET !" "1a1a1a")
    ;; Complete matches
    ("aaa" "C-M-% .* RET 1 RET !" "1")
    ;; Adjacent non-empty matches
    ("abaab" "C-M-% ab* RET 12 RET !" "121212")
    ;; Adjacent non-empty and empty matches
    ("abab" "C-M-% a* RET 1 RET !" "1b1b")
    ("abab" "C-M-% b* RET 1 RET !" "1a1a1")
    ;; Test case from commit 5632eb272c7
    ("a a a " "C-M-% \\ba SPC RET c RET !" "ccc") ; not "ca c"
    ))

(defun query-replace--run-tests (tests)
  (with-temp-buffer
    (save-window-excursion
      ;; `execute-kbd-macro' is applied to window only
      (set-window-buffer nil (current-buffer))
      (dolist (case tests)
        ;; Ensure empty input means empty string to replace:
        (setq query-replace-defaults nil)
        (delete-region (point-min) (point-max))
        (insert (nth 0 case))
        (goto-char (point-min))
        (execute-kbd-macro (kbd (nth 1 case)))
        (should (equal (buffer-string) (nth 2 case)))))))

(ert-deftest query-replace-tests ()
  (query-replace--run-tests query-replace-tests))

(ert-deftest query-replace-search-function-tests ()
  (let* ((replace-re-search-function #'re-search-forward))
    (query-replace--run-tests query-replace-tests))

  (let* ((pairs '((1 . 2) (3 . 4)))
         (replace-re-search-function
          (lambda (string &optional _bound noerror count)
            (let (found)
              (while (and (not found) pairs)
                (goto-char (caar pairs))
                (when (re-search-forward string (cdar pairs) noerror count)
                  (setq found t))
                (pop pairs))
              found)))
         (tests
          '(
            ("aaaa" "C-M-% .* RET 1 RET !" "1a1a")
            )))
    (query-replace--run-tests tests)))

\f
;;; General tests for `perform-replace'.

(defconst perform-replace-tests
  '(
    ;; Test case from commit 5632eb272c7
    ("a a a " "\\ba " "c" nil t nil nil nil nil nil nil nil "ccc") ; not "ca c"
    ;; The same with region inside the second match
    ("a a a " "\\ba " "c" nil t nil nil nil 1 4 nil nil "ca a ")
    ))

(defun perform-replace--run-tests (tests)
  (with-temp-buffer
    (dolist (case tests)
      (delete-region (point-min) (point-max))
      (insert (pop case))
      (goto-char (point-min))
      (apply 'perform-replace (butlast case))
      (should (equal (buffer-string) (car (last case)))))))

(ert-deftest perform-replace-tests ()
  (perform-replace--run-tests perform-replace-tests))

\f
;;; Tests for `query-replace' undo feature.

(defvar replace-tests-bind-read-string nil
  "A string to bind `read-string' and avoid the prompt.")

(defvar replace-tests-perform-replace-regexp-flag t
  "Value for regexp-flag argument passed to `perform-replace' in undo tests.")

(defmacro replace-tests-with-undo (input from to char-nums def-chr &rest body)
  "Helper to test `query-replace' undo feature.
INPUT is a string to insert in a temporary buffer.
FROM is the string to match and replace.
TO is the replacement string.
CHAR-NUMS is a list of elements (CHAR . NUMS), where CHAR is
one of the characters `,', `?\\s', `u', `U', `E' or `q'
and NUMS a list of integers.
DEF-CHAR is the character `?\\s' or `q'.
BODY is a list of forms to evaluate.

Use CHAR-NUMS and DEF-CHAR to temporary bind the function value of
`read-event', thus avoiding the prompt.
For instance, if CHAR-NUMS is the lists ((?\\s . (1 2 3)) (?u . (4))),
then replace 3 matches of FROM with TO, and undo the last replacement.

Return the last evalled form in BODY."
  (declare (indent 5) (debug (stringp stringp stringp form characterp body)))
  (let ((text (gensym "text"))
        (count (gensym "count")))
    `(let* ((,text ,input)
            (,count 0)
            (inhibit-message t))
       (with-temp-buffer
         (insert ,text)
         (goto-char 1)
         ;; Bind `read-event' to simulate user input.
         ;; If `replace-tests-bind-read-string' is non-nil, then
         ;; bind `read-string' as well.
         (cl-letf (((symbol-function 'read-event)
                    (lambda (&rest _args)
                      (cl-incf ,count)
                      (pcase ,count ; Build the clauses from CHAR-NUMS
                        ,@(append
                           (delq nil
                                 (mapcar
                                  (lambda (chr)
                                    (when-let (it (alist-get chr char-nums))
                                      (if (cdr it)
                                          `(,(cons 'or it) ,chr)
                                        `(,(car it) ,chr))))
                                  '(?, ?\s ?u ?U ?E ?q)))
                           `((_ ,def-chr))))))
                   ((symbol-function 'read-string)
                    (if replace-tests-bind-read-string
                        (lambda (&rest _args) replace-tests-bind-read-string)
                      (symbol-function 'read-string)))
                   ;; Emulate replace-highlight clobbering match-data via
                   ;; isearch-lazy-highlight-new-loop and sit-for (bug#36328)
                   ((symbol-function 'replace-highlight)
                    (lambda (&rest _args)
                      (string-match "[A-Z ]" "ForestGreen")))
                   ;; Override `sit-for' and `ding' so that we don't have
                   ;; to wait and listen to bells when running the test.
                   ((symbol-function 'sit-for)
                    (lambda (&rest _args) (redisplay)))
                   ((symbol-function 'ding) 'ignore))
           (perform-replace ,from ,to t replace-tests-perform-replace-regexp-flag nil))
         ,@body))))

(defun replace-tests--query-replace-undo (&optional comma)
  (let ((input "111"))
    (if comma
        (should
         (replace-tests-with-undo
          input "1" "2" ((?, . (2)) (?u . (3)) (?q . (4))) ?\s (buffer-string)))
      (should
       (replace-tests-with-undo
        input "1" "2" ((?\s . (2)) (?u . (3)) (?q . (4))) ?\s (buffer-string))))))

(ert-deftest query-replace--undo ()
  (should (string= "211" (replace-tests--query-replace-undo)))
  (should (string= "211" (replace-tests--query-replace-undo 'comma))))

(ert-deftest query-replace-undo-bug31073 ()
  "Test for https://debbugs.gnu.org/31073 ."
  (let ((input "aaa aaa"))
    (should
     (replace-tests-with-undo
      input "a" "B" ((?\s . (1 2 3)) (?U . (4))) ?q
      (string= input (buffer-string))))))

(ert-deftest query-replace-undo-bug31492 ()
  "Test for https://debbugs.gnu.org/31492 ."
  (let ((input "a\nb\nc\n"))
    (should
     (replace-tests-with-undo
      input "^\\|\b\\|$" "foo" ((?\s . (1 2)) (?U . (3))) ?q
      (string= input (buffer-string))))))

(ert-deftest query-replace-undo-bug31538 ()
  "Test for https://debbugs.gnu.org/31538 ."
  (let ((input "aaa aaa")
        (replace-tests-bind-read-string "Bfoo"))
    (should
     (replace-tests-with-undo
      input "a" "B" ((?\s . (1 2 3)) (?E . (4)) (?U . (5))) ?q
      (string= input (buffer-string))))))

(ert-deftest query-replace-undo-bug37073 ()
  "Test for https://debbugs.gnu.org/37073 ."
  (let ((input "theorem 1\ntheorem 2\ntheorem 3"))
    (should
     (replace-tests-with-undo
         input "theorem \\([0-9]+\\)"
         '(replace-eval-replacement
           replace-quote
           (format "theorem \\\\ref{theo_%d}" (1+ (string-to-number (match-string 1)))))
         ((?\s . (1 2)) (?U . (3)))
         ?q
       (string= input (buffer-string)))))
  ;; Now run a test with regexp-flag arg in `perform-replace' set to nil
  (let ((input " ^theorem$ 1\n ^theorem$ 2\n ^theorem$ 3")
        (replace-tests-perform-replace-regexp-flag nil)
        (expected " theo 1\n ^theorem$ 2\n ^theorem$ 3"))
    (should
     (replace-tests-with-undo
         input "^theorem$"
         "theo"
         ((?\s . (1 2 4)) (?U . (3)))
         ?q
       (string= expected (buffer-string))))))

(ert-deftest query-replace-undo-bug37287 ()
  "Test for https://debbugs.gnu.org/37287 ."
  (let ((input "foo-1\nfoo-2\nfoo-3")
        (expected "foo-2\nfoo-2\nfoo-3"))
    (should
     (replace-tests-with-undo
      input "\\([0-9]\\)"
      '(replace-eval-replacement
        replace-quote
        (format "%d" (1+ (string-to-number (match-string 1)))))
      ((?\s . (1 2 4)) (?U . (3)))
      ?q
      (string= expected (buffer-string))))))

(defmacro replace-tests-with-highlighted-occurrence (highlight-locus &rest body)
  "Helper macro to test the highlight of matches when navigating occur buffer.

Eval BODY with `next-error-highlight' and `next-error-highlight-no-select'
bound to HIGHLIGHT-LOCUS."
  (declare (indent 1) (debug (form body)))
  `(let ((regexp "foo")
         (next-error-highlight ,highlight-locus)
         (next-error-highlight-no-select ,highlight-locus)
         (buffer (generate-new-buffer "test"))
         (inhibit-message t))
     (unwind-protect
         ;; Local bind to disable the deletion of `occur-highlight-overlay'
         (cl-letf (((symbol-function 'occur-goto-locus-delete-o) (lambda ())))
           (with-current-buffer buffer (dotimes (_ 3) (insert regexp ?\n)))
           (pop-to-buffer buffer)
           (occur regexp)
           (pop-to-buffer "*Occur*")
           (occur-next)
           ,@body)
       (kill-buffer buffer)
       (kill-buffer "*Occur*"))))

(ert-deftest occur-highlight-occurrence ()
  "Test for https://debbugs.gnu.org/39121 ."
  (let ((alist '((nil . nil) (0.5 . t) (t . t) (fringe-arrow . nil)))
        (check-overlays
         (lambda (has-ov)
           (eq has-ov (not (null (overlays-in (point-min) (point-max))))))))
    (pcase-dolist (`(,highlight-locus . ,has-overlay) alist)
      ;; Visiting occurrences
      (replace-tests-with-highlighted-occurrence highlight-locus
        (occur-mode-goto-occurrence)
        (should (funcall check-overlays has-overlay)))
      ;; Displaying occurrences
      (replace-tests-with-highlighted-occurrence highlight-locus
        (occur-mode-display-occurrence)
        (with-current-buffer (marker-buffer
                              (caar (get-text-property (point) 'occur-target)))
          (should (funcall check-overlays has-overlay)))))))

(ert-deftest replace-regexp-bug45973 ()
  "Test for https://debbugs.gnu.org/45973 ."
  (let ((before "1RB 1LC 1RC 1RB 1RD 0LE 1LA 1LD 1RH 0LA")
        (after  "1LB 1RC 1LC 1LB 1LD 0RE 1RA 1RD 1LH 0RA"))
    (with-temp-buffer
      (insert before)
      (goto-char (point-min))
      (with-suppressed-warnings ((interactive-only replace-regexp))
        (replace-regexp
         "\\(\\(L\\)\\|\\(R\\)\\)"
         '(replace-eval-replacement
           replace-quote
           (if (match-string 2) "R" "L"))))
      (should (equal (buffer-string) after)))))

(ert-deftest test-count-matches ()
  (with-temp-buffer
    (insert "oooooooooo")
    (goto-char (point-min))
    (should (= (count-matches "oo") 5))
    (should (= (count-matches "o+") 1)))
  (with-temp-buffer
    (insert "o\n\n\n\no\n\n")
    (goto-char (point-min))
    (should (= (count-matches "^$") 4))))

;;; replace-tests.el ends here

debug log:

solving f7a2e043ff ...
found f7a2e043ff in https://yhetil.org/emacs-bugs/861qxb6qvh.fsf@mail.linkov.net/
found ef1e5c3eaf in https://git.savannah.gnu.org/cgit/emacs.git
preparing index
index prepared:
100644 ef1e5c3eafcb5a7fd41162236183a5aa0c895135	test/lisp/replace-tests.el

applying [1/1] https://yhetil.org/emacs-bugs/861qxb6qvh.fsf@mail.linkov.net/
diff --git a/test/lisp/replace-tests.el b/test/lisp/replace-tests.el
index ef1e5c3eaf..f7a2e043ff 100644

Checking patch test/lisp/replace-tests.el...
Applied patch test/lisp/replace-tests.el cleanly.

index at:
100644 f7a2e043ff7ab5e6905ee409971a9a34700cfec0	test/lisp/replace-tests.el

(*) Git path names are given by the tree(s) the blob belongs to.
    Blobs themselves have no identifier aside from the hash of its contents.^

Code repositories for project(s) associated with this public inbox

	https://git.savannah.gnu.org/cgit/emacs.git

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).