1" Tests for multi-line regexps with ":s".
2
3function! Test_multiline_subst()
4  enew!
5  call append(0, ["1 aa",
6	      \ "bb",
7	      \ "cc",
8	      \ "2 dd",
9	      \ "ee",
10	      \ "3 ef",
11	      \ "gh",
12	      \ "4 ij",
13	      \ "5 a8",
14	      \ "8b c9",
15	      \ "9d",
16	      \ "6 e7",
17	      \ "77f",
18	      \ "xxxxx"])
19
20  1
21  " test if replacing a line break works with a back reference
22  /^1/,/^2/s/\n\(.\)/ \1/
23  " test if inserting a line break works with a back reference
24  /^3/,/^4/s/\(.\)$/\r\1/
25  " test if replacing a line break with another line break works
26  /^5/,/^6/s/\(\_d\{3}\)/x\1x/
27  call assert_equal('1 aa bb cc 2 dd ee', getline(1))
28  call assert_equal('3 e', getline(2))
29  call assert_equal('f', getline(3))
30  call assert_equal('g', getline(4))
31  call assert_equal('h', getline(5))
32  call assert_equal('4 i', getline(6))
33  call assert_equal('j', getline(7))
34  call assert_equal('5 ax8', getline(8))
35  call assert_equal('8xb cx9', getline(9))
36  call assert_equal('9xd', getline(10))
37  call assert_equal('6 ex7', getline(11))
38  call assert_equal('7x7f', getline(12))
39  call assert_equal('xxxxx', getline(13))
40  enew!
41endfunction
42
43function! Test_substitute_variants()
44  " Validate that all the 2-/3-letter variants which embed the flags into the
45  " command name actually work.
46  enew!
47  let ln = 'Testing string'
48  let variants = [
49	\ { 'cmd': ':s/Test/test/c', 'exp': 'testing string', 'prompt': 'y' },
50	\ { 'cmd': ':s/foo/bar/ce', 'exp': ln },
51	\ { 'cmd': ':s/t/r/cg', 'exp': 'Tesring srring', 'prompt': 'a' },
52	\ { 'cmd': ':s/t/r/ci', 'exp': 'resting string', 'prompt': 'y' },
53	\ { 'cmd': ':s/t/r/cI', 'exp': 'Tesring string', 'prompt': 'y' },
54	\ { 'cmd': ':s/t/r/cn', 'exp': ln },
55	\ { 'cmd': ':s/t/r/cp', 'exp': 'Tesring string', 'prompt': 'y' },
56	\ { 'cmd': ':s/t/r/cl', 'exp': 'Tesring string', 'prompt': 'y' },
57	\ { 'cmd': ':s/t/r/gc', 'exp': 'Tesring srring', 'prompt': 'a' },
58	\ { 'cmd': ':s/foo/bar/ge', 'exp': ln },
59	\ { 'cmd': ':s/t/r/g', 'exp': 'Tesring srring' },
60	\ { 'cmd': ':s/t/r/gi', 'exp': 'resring srring' },
61	\ { 'cmd': ':s/t/r/gI', 'exp': 'Tesring srring' },
62	\ { 'cmd': ':s/t/r/gn', 'exp': ln },
63	\ { 'cmd': ':s/t/r/gp', 'exp': 'Tesring srring' },
64	\ { 'cmd': ':s/t/r/gl', 'exp': 'Tesring srring' },
65	\ { 'cmd': ':s//r/gr', 'exp': 'Testr strr' },
66	\ { 'cmd': ':s/t/r/ic', 'exp': 'resting string', 'prompt': 'y' },
67	\ { 'cmd': ':s/foo/bar/ie', 'exp': ln },
68	\ { 'cmd': ':s/t/r/i', 'exp': 'resting string' },
69	\ { 'cmd': ':s/t/r/iI', 'exp': 'Tesring string' },
70	\ { 'cmd': ':s/t/r/in', 'exp': ln },
71	\ { 'cmd': ':s/t/r/ip', 'exp': 'resting string' },
72	\ { 'cmd': ':s//r/ir', 'exp': 'Testr string' },
73	\ { 'cmd': ':s/t/r/Ic', 'exp': 'Tesring string', 'prompt': 'y' },
74	\ { 'cmd': ':s/foo/bar/Ie', 'exp': ln },
75	\ { 'cmd': ':s/t/r/Ig', 'exp': 'Tesring srring' },
76	\ { 'cmd': ':s/t/r/Ii', 'exp': 'resting string' },
77	\ { 'cmd': ':s/t/r/I', 'exp': 'Tesring string' },
78	\ { 'cmd': ':s/t/r/Ip', 'exp': 'Tesring string' },
79	\ { 'cmd': ':s/t/r/Il', 'exp': 'Tesring string' },
80	\ { 'cmd': ':s//r/Ir', 'exp': 'Testr string' },
81	\ { 'cmd': ':s//r/rc', 'exp': 'Testr string', 'prompt': 'y' },
82	\ { 'cmd': ':s//r/rg', 'exp': 'Testr strr' },
83	\ { 'cmd': ':s//r/ri', 'exp': 'Testr string' },
84	\ { 'cmd': ':s//r/rI', 'exp': 'Testr string' },
85	\ { 'cmd': ':s//r/rn', 'exp': 'Testing string' },
86	\ { 'cmd': ':s//r/rp', 'exp': 'Testr string' },
87	\ { 'cmd': ':s//r/rl', 'exp': 'Testr string' },
88	\ { 'cmd': ':s//r/r', 'exp': 'Testr string' },
89	\]
90
91  for var in variants
92    for run in [1, 2]
93      let cmd = var.cmd
94      if run == 2 && cmd =~ "/.*/.*/."
95	" Change  :s/from/to/{flags}  to  :s{flags}
96	let cmd = substitute(cmd, '/.*/', '', '')
97      endif
98      call setline(1, [ln])
99      let msg = printf('using "%s"', cmd)
100      let @/='ing'
101      let v:errmsg = ''
102      call feedkeys(cmd . "\<CR>" . get(var, 'prompt', ''), 'ntx')
103      " No error should exist (matters for testing e flag)
104      call assert_equal('', v:errmsg, msg)
105      call assert_equal(var.exp, getline('.'), msg)
106    endfor
107  endfor
108endfunction
109
110func Test_substitute_repeat()
111  " This caused an invalid memory access.
112  split Xfile
113  s/^/x
114  call feedkeys("Qsc\<CR>y", 'tx')
115  bwipe!
116endfunc
117
118" Test for *sub-replace-special* and *sub-replace-expression* on substitute().
119func Test_sub_replace_1()
120  " Run the tests with 'magic' on
121  set magic
122  set cpo&
123  call assert_equal('AA', substitute('A', 'A', '&&', ''))
124  call assert_equal('&', substitute('B', 'B', '\&', ''))
125  call assert_equal('C123456789987654321', substitute('C123456789', 'C\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)', '\0\9\8\7\6\5\4\3\2\1', ''))
126  call assert_equal('d', substitute('D', 'D', 'd', ''))
127  call assert_equal('~', substitute('E', 'E', '~', ''))
128  call assert_equal('~', substitute('F', 'F', '\~', ''))
129  call assert_equal('Gg', substitute('G', 'G', '\ugg', ''))
130  call assert_equal('Hh', substitute('H', 'H', '\Uh\Eh', ''))
131  call assert_equal('iI', substitute('I', 'I', '\lII', ''))
132  call assert_equal('jJ', substitute('J', 'J', '\LJ\EJ', ''))
133  call assert_equal('Kk', substitute('K', 'K', '\Uk\ek', ''))
134  call assert_equal("l\<C-V>\<C-M>l",
135			\ substitute('lLl', 'L', "\<C-V>\<C-M>", ''))
136  call assert_equal("m\<C-M>m", substitute('mMm', 'M', '\r', ''))
137  call assert_equal("n\<C-V>\<C-M>n",
138			\ substitute('nNn', 'N', "\\\<C-V>\<C-M>", ''))
139  call assert_equal("o\no", substitute('oOo', 'O', '\n', ''))
140  call assert_equal("p\<C-H>p", substitute('pPp', 'P', '\b', ''))
141  call assert_equal("q\tq", substitute('qQq', 'Q', '\t', ''))
142  call assert_equal('r\r', substitute('rRr', 'R', '\\', ''))
143  call assert_equal('scs', substitute('sSs', 'S', '\c', ''))
144  call assert_equal("u\nu", substitute('uUu', 'U', "\n", ''))
145  call assert_equal("v\<C-H>v", substitute('vVv', 'V', "\b", ''))
146  call assert_equal("w\\w", substitute('wWw', 'W', "\\", ''))
147  call assert_equal("x\<C-M>x", substitute('xXx', 'X', "\r", ''))
148  call assert_equal("YyyY", substitute('Y', 'Y', '\L\uyYy\l\EY', ''))
149  call assert_equal("zZZz", substitute('Z', 'Z', '\U\lZzZ\u\Ez', ''))
150endfunc
151
152func Test_sub_replace_2()
153  " Run the tests with 'magic' off
154  set nomagic
155  set cpo&
156  call assert_equal('AA', substitute('A', 'A', '&&', ''))
157  call assert_equal('&', substitute('B', 'B', '\&', ''))
158  call assert_equal('C123456789987654321', substitute('C123456789', 'C\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)', '\0\9\8\7\6\5\4\3\2\1', ''))
159  call assert_equal('d', substitute('D', 'D', 'd', ''))
160  call assert_equal('~', substitute('E', 'E', '~', ''))
161  call assert_equal('~', substitute('F', 'F', '\~', ''))
162  call assert_equal('Gg', substitute('G', 'G', '\ugg', ''))
163  call assert_equal('Hh', substitute('H', 'H', '\Uh\Eh', ''))
164  call assert_equal('iI', substitute('I', 'I', '\lII', ''))
165  call assert_equal('jJ', substitute('J', 'J', '\LJ\EJ', ''))
166  call assert_equal('Kk', substitute('K', 'K', '\Uk\ek', ''))
167  call assert_equal("l\<C-V>\<C-M>l",
168			\ substitute('lLl', 'L', "\<C-V>\<C-M>", ''))
169  call assert_equal("m\<C-M>m", substitute('mMm', 'M', '\r', ''))
170  call assert_equal("n\<C-V>\<C-M>n",
171			\ substitute('nNn', 'N', "\\\<C-V>\<C-M>", ''))
172  call assert_equal("o\no", substitute('oOo', 'O', '\n', ''))
173  call assert_equal("p\<C-H>p", substitute('pPp', 'P', '\b', ''))
174  call assert_equal("q\tq", substitute('qQq', 'Q', '\t', ''))
175  call assert_equal('r\r', substitute('rRr', 'R', '\\', ''))
176  call assert_equal('scs', substitute('sSs', 'S', '\c', ''))
177  call assert_equal("t\<C-M>t", substitute('tTt', 'T', "\r", ''))
178  call assert_equal("u\nu", substitute('uUu', 'U', "\n", ''))
179  call assert_equal("v\<C-H>v", substitute('vVv', 'V', "\b", ''))
180  call assert_equal('w\w', substitute('wWw', 'W', "\\", ''))
181  call assert_equal('XxxX', substitute('X', 'X', '\L\uxXx\l\EX', ''))
182  call assert_equal('yYYy', substitute('Y', 'Y', '\U\lYyY\u\Ey', ''))
183endfunc
184
185func Test_sub_replace_3()
186  set magic&
187  set cpo&
188  call assert_equal('a\a', substitute('aAa', 'A', '\="\\"', ''))
189  call assert_equal('b\\b', substitute('bBb', 'B', '\="\\\\"', ''))
190  call assert_equal("c\rc", substitute('cCc', 'C', "\\=\"\r\"", ''))
191  call assert_equal("d\\\rd", substitute('dDd', 'D', "\\=\"\\\\\r\"", ''))
192  call assert_equal("e\\\\\re", substitute('eEe', 'E', "\\=\"\\\\\\\\\r\"", ''))
193  call assert_equal('f\rf', substitute('fFf', 'F', '\="\\r"', ''))
194  call assert_equal('j\nj', substitute('jJj', 'J', '\="\\n"', ''))
195  call assert_equal("k\<C-M>k", substitute('kKk', 'K', '\="\r"', ''))
196  call assert_equal("l\nl", substitute('lLl', 'L', '\="\n"', ''))
197endfunc
198
199" Test for submatch() on substitute().
200func Test_sub_replace_4()
201  set magic&
202  set cpo&
203  call assert_equal('a\a', substitute('aAa', 'A',
204		\ '\=substitute(submatch(0), ".", "\\", "")', ''))
205  call assert_equal('b\b', substitute('bBb', 'B',
206		\ '\=substitute(submatch(0), ".", "\\\\", "")', ''))
207  call assert_equal("c\<C-V>\<C-M>c", substitute('cCc', 'C', '\=substitute(submatch(0), ".", "\<C-V>\<C-M>", "")', ''))
208  call assert_equal("d\<C-V>\<C-M>d", substitute('dDd', 'D', '\=substitute(submatch(0), ".", "\\\<C-V>\<C-M>", "")', ''))
209  call assert_equal("e\\\<C-V>\<C-M>e", substitute('eEe', 'E', '\=substitute(submatch(0), ".", "\\\\\<C-V>\<C-M>", "")', ''))
210  call assert_equal("f\<C-M>f", substitute('fFf', 'F', '\=substitute(submatch(0), ".", "\\r", "")', ''))
211  call assert_equal("j\nj", substitute('jJj', 'J', '\=substitute(submatch(0), ".", "\\n", "")', ''))
212  call assert_equal("k\rk", substitute('kKk', 'K', '\=substitute(submatch(0), ".", "\r", "")', ''))
213  call assert_equal("l\nl", substitute('lLl', 'L', '\=substitute(submatch(0), ".", "\n", "")', ''))
214endfunc
215
216func Test_sub_replace_5()
217  set magic&
218  set cpo&
219  call assert_equal('A123456789987654321', substitute('A123456789',
220		\ 'A\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)',
221		\ '\=submatch(0) . submatch(9) . submatch(8) . ' .
222		\ 'submatch(7) . submatch(6) . submatch(5) . ' .
223		\ 'submatch(4) . submatch(3) . submatch(2) . submatch(1)',
224		\ ''))
225   call assert_equal("[['A123456789'], ['9'], ['8'], ['7'], ['6'], " .
226		\ "['5'], ['4'], ['3'], ['2'], ['1']]",
227		\ substitute('A123456789',
228		\ 'A\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)',
229		\ '\=string([submatch(0, 1), submatch(9, 1), ' .
230		\ 'submatch(8, 1), submatch(7, 1), submatch(6, 1), ' .
231		\ 'submatch(5, 1), submatch(4, 1), submatch(3, 1), ' .
232		\ 'submatch(2, 1), submatch(1, 1)])',
233		\ ''))
234endfunc
235
236func Test_sub_replace_6()
237  set magic&
238  set cpo+=/
239  call assert_equal('a', substitute('A', 'A', 'a', ''))
240  call assert_equal('%', substitute('B', 'B', '%', ''))
241  set cpo-=/
242  call assert_equal('c', substitute('C', 'C', 'c', ''))
243  call assert_equal('%', substitute('D', 'D', '%', ''))
244endfunc
245
246func Test_sub_replace_7()
247  set magic&
248  set cpo&
249  call assert_equal('AA', substitute('AA', 'A.', '\=submatch(0)', ''))
250  call assert_equal("B\nB", substitute("B\nB", 'B.', '\=submatch(0)', ''))
251  call assert_equal("['B\n']B", substitute("B\nB", 'B.', '\=string(submatch(0, 1))', ''))
252  call assert_equal('-abab', substitute('-bb', '\zeb', 'a', 'g'))
253  call assert_equal('c-cbcbc', substitute('-bb', '\ze', 'c', 'g'))
254endfunc
255
256" Test for *:s%* on :substitute.
257func Test_sub_replace_8()
258  new
259  set magic&
260  set cpo&
261  $put =',,X'
262  s/\(^\|,\)\ze\(,\|X\)/\1N/g
263  call assert_equal('N,,NX', getline("$"))
264  $put =',,Y'
265  let cmd = ':s/\(^\|,\)\ze\(,\|Y\)/\1N/gc'
266  call feedkeys(cmd . "\<CR>a", "xt")
267  call assert_equal('N,,NY', getline("$"))
268  :$put =',,Z'
269  let cmd = ':s/\(^\|,\)\ze\(,\|Z\)/\1N/gc'
270  call feedkeys(cmd . "\<CR>yy", "xt")
271  call assert_equal('N,,NZ', getline("$"))
272  enew! | close
273endfunc
274
275func Test_sub_replace_9()
276  new
277  set magic&
278  set cpo&
279  $put ='xxx'
280  call feedkeys(":s/x/X/gc\<CR>yyq", "xt")
281  call assert_equal('XXx', getline("$"))
282  enew! | close
283endfunc
284
285func Test_sub_replace_10()
286   set magic&
287   set cpo&
288   call assert_equal('a1a2a3a', substitute('123', '\zs', 'a', 'g'))
289   call assert_equal('aaa', substitute('123', '\zs.', 'a', 'g'))
290   call assert_equal('1a2a3a', substitute('123', '.\zs', 'a', 'g'))
291   call assert_equal('a1a2a3a', substitute('123', '\ze', 'a', 'g'))
292   call assert_equal('a1a2a3', substitute('123', '\ze.', 'a', 'g'))
293   call assert_equal('aaa', substitute('123', '.\ze', 'a', 'g'))
294   call assert_equal('aa2a3a', substitute('123', '1\|\ze', 'a', 'g'))
295   call assert_equal('1aaa', substitute('123', '1\zs\|[23]', 'a', 'g'))
296endfunc
297
298" Tests for *sub-replace-special* and *sub-replace-expression* on :substitute.
299
300" Execute a list of :substitute command tests
301func Run_SubCmd_Tests(tests)
302  enew!
303  for t in a:tests
304    let start = line('.') + 1
305    let end = start + len(t[2]) - 1
306    exe "normal o" . t[0]
307    call cursor(start, 1)
308    exe t[1]
309    call assert_equal(t[2], getline(start, end), t[1])
310  endfor
311  enew!
312endfunc
313
314func Test_sub_cmd_1()
315  set magic
316  set cpo&
317
318  " List entry format: [input, cmd, output]
319  let tests = [['A', 's/A/&&/', ['AA']],
320	      \ ['B', 's/B/\&/', ['&']],
321	      \ ['C123456789', 's/C\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)/\0\9\8\7\6\5\4\3\2\1/', ['C123456789987654321']],
322	      \ ['D', 's/D/d/', ['d']],
323	      \ ['E', 's/E/~/', ['d']],
324	      \ ['F', 's/F/\~/', ['~']],
325	      \ ['G', 's/G/\ugg/', ['Gg']],
326	      \ ['H', 's/H/\Uh\Eh/', ['Hh']],
327	      \ ['I', 's/I/\lII/', ['iI']],
328	      \ ['J', 's/J/\LJ\EJ/', ['jJ']],
329	      \ ['K', 's/K/\Uk\ek/', ['Kk']],
330	      \ ['lLl', "s/L/\<C-V>\<C-M>/", ["l\<C-V>", 'l']],
331	      \ ['mMm', 's/M/\r/', ['m', 'm']],
332	      \ ['nNn', "s/N/\\\<C-V>\<C-M>/", ["n\<C-V>", 'n']],
333	      \ ['oOo', 's/O/\n/', ["o\no"]],
334	      \ ['pPp', 's/P/\b/', ["p\<C-H>p"]],
335	      \ ['qQq', 's/Q/\t/', ["q\tq"]],
336	      \ ['rRr', 's/R/\\/', ['r\r']],
337	      \ ['sSs', 's/S/\c/', ['scs']],
338	      \ ['tTt', "s/T/\<C-V>\<C-J>/", ["t\<C-V>\<C-J>t"]],
339	      \ ['U', 's/U/\L\uuUu\l\EU/', ['UuuU']],
340	      \ ['V', 's/V/\U\lVvV\u\Ev/', ['vVVv']]
341	      \ ]
342  call Run_SubCmd_Tests(tests)
343endfunc
344
345func Test_sub_cmd_2()
346  set nomagic
347  set cpo&
348
349  " List entry format: [input, cmd, output]
350  let tests = [['A', 's/A/&&/', ['&&']],
351	      \ ['B', 's/B/\&/', ['B']],
352	      \ ['C123456789', 's/\mC\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)/\0\9\8\7\6\5\4\3\2\1/', ['C123456789987654321']],
353	      \ ['D', 's/D/d/', ['d']],
354	      \ ['E', 's/E/~/', ['~']],
355	      \ ['F', 's/F/\~/', ['~']],
356	      \ ['G', 's/G/\ugg/', ['Gg']],
357	      \ ['H', 's/H/\Uh\Eh/', ['Hh']],
358	      \ ['I', 's/I/\lII/', ['iI']],
359	      \ ['J', 's/J/\LJ\EJ/', ['jJ']],
360	      \ ['K', 's/K/\Uk\ek/', ['Kk']],
361	      \ ['lLl', "s/L/\<C-V>\<C-M>/", ["l\<C-V>", 'l']],
362	      \ ['mMm', 's/M/\r/', ['m', 'm']],
363	      \ ['nNn', "s/N/\\\<C-V>\<C-M>/", ["n\<C-V>", 'n']],
364	      \ ['oOo', 's/O/\n/', ["o\no"]],
365	      \ ['pPp', 's/P/\b/', ["p\<C-H>p"]],
366	      \ ['qQq', 's/Q/\t/', ["q\tq"]],
367	      \ ['rRr', 's/R/\\/', ['r\r']],
368	      \ ['sSs', 's/S/\c/', ['scs']],
369	      \ ['tTt', "s/T/\<C-V>\<C-J>/", ["t\<C-V>\<C-J>t"]],
370	      \ ['U', 's/U/\L\uuUu\l\EU/', ['UuuU']],
371	      \ ['V', 's/V/\U\lVvV\u\Ev/', ['vVVv']]
372	      \ ]
373  call Run_SubCmd_Tests(tests)
374endfunc
375
376func Test_sub_cmd_3()
377  set nomagic
378  set cpo&
379
380  " List entry format: [input, cmd, output]
381  let tests = [['aAa', "s/A/\\='\\'/", ['a\a']],
382	      \ ['bBb', "s/B/\\='\\\\'/", ['b\\b']],
383	      \ ['cCc', "s/C/\\='\<C-V>\<C-M>'/", ["c\<C-V>", 'c']],
384	      \ ['dDd', "s/D/\\='\\\<C-V>\<C-M>'/", ["d\\\<C-V>", 'd']],
385	      \ ['eEe', "s/E/\\='\\\\\<C-V>\<C-M>'/", ["e\\\\\<C-V>", 'e']],
386	      \ ['fFf', "s/F/\\='\r'/", ['f', 'f']],
387	      \ ['gGg', "s/G/\\='\<C-V>\<C-J>'/", ["g\<C-V>", 'g']],
388	      \ ['hHh', "s/H/\\='\\\<C-V>\<C-J>'/", ["h\\\<C-V>", 'h']],
389	      \ ['iIi', "s/I/\\='\\\\\<C-V>\<C-J>'/", ["i\\\\\<C-V>", 'i']],
390	      \ ['jJj', "s/J/\\='\n'/", ['j', 'j']],
391	      \ ['kKk', 's/K/\="\r"/', ['k', 'k']],
392	      \ ['lLl', 's/L/\="\n"/', ['l', 'l']]
393	      \ ]
394  call Run_SubCmd_Tests(tests)
395endfunc
396
397" Test for submatch() on :substitue.
398func Test_sub_cmd_4()
399  set magic&
400  set cpo&
401
402  " List entry format: [input, cmd, output]
403  let tests = [ ['aAa', "s/A/\\=substitute(submatch(0), '.', '\\', '')/",
404	      \ 			['a\a']],
405	      \ ['bBb', "s/B/\\=substitute(submatch(0), '.', '\\', '')/",
406	      \   			['b\b']],
407	      \ ['cCc', "s/C/\\=substitute(submatch(0), '.', '\<C-V>\<C-M>', '')/",
408	      \				["c\<C-V>", 'c']],
409	      \ ['dDd', "s/D/\\=substitute(submatch(0), '.', '\\\<C-V>\<C-M>', '')/",
410	      \				["d\<C-V>", 'd']],
411	      \ ['eEe', "s/E/\\=substitute(submatch(0), '.', '\\\\\<C-V>\<C-M>', '')/",
412	      \				["e\\\<C-V>", 'e']],
413	      \ ['fFf', "s/F/\\=substitute(submatch(0), '.', '\\r', '')/",
414	      \				['f', 'f']],
415	      \ ['gGg', 's/G/\=substitute(submatch(0), ".", "\<C-V>\<C-J>", "")/',
416	      \				["g\<C-V>", 'g']],
417	      \ ['hHh', 's/H/\=substitute(submatch(0), ".", "\\\<C-V>\<C-J>", "")/',
418	      \				["h\<C-V>", 'h']],
419	      \ ['iIi', 's/I/\=substitute(submatch(0), ".", "\\\\\<C-V>\<C-J>", "")/',
420	      \				["i\\\<C-V>", 'i']],
421	      \ ['jJj', "s/J/\\=substitute(submatch(0), '.', '\\n', '')/",
422	      \				['j', 'j']],
423	      \ ['kKk', "s/K/\\=substitute(submatch(0), '.', '\\r', '')/",
424	      \				['k', 'k']],
425	      \ ['lLl', "s/L/\\=substitute(submatch(0), '.', '\\n', '')/",
426	      \				['l', 'l']],
427	      \ ]
428  call Run_SubCmd_Tests(tests)
429endfunc
430
431func Test_sub_cmd_5()
432  set magic&
433  set cpo&
434
435  " List entry format: [input, cmd, output]
436  let tests = [ ['A123456789', 's/A\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)/\=submatch(0) . submatch(9) . submatch(8) . submatch(7) . submatch(6) . submatch(5) . submatch(4) . submatch(3) . submatch(2) . submatch(1)/', ['A123456789987654321']],
437	      \ ['B123456789', 's/B\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)/\=string([submatch(0, 1), submatch(9, 1), submatch(8, 1), submatch(7, 1), submatch(6, 1), submatch(5, 1), submatch(4, 1), submatch(3, 1), submatch(2, 1), submatch(1, 1)])/', ["[['B123456789'], ['9'], ['8'], ['7'], ['6'], ['5'], ['4'], ['3'], ['2'], ['1']]"]],
438	      \ ]
439  call Run_SubCmd_Tests(tests)
440endfunc
441
442" Test for *:s%* on :substitute.
443func Test_sub_cmd_6()
444  set magic&
445  set cpo+=/
446
447  " List entry format: [input, cmd, output]
448  let tests = [ ['A', 's/A/a/', ['a']],
449	      \ ['B', 's/B/%/', ['a']],
450	      \ ]
451  call Run_SubCmd_Tests(tests)
452
453  set cpo-=/
454  let tests = [ ['C', 's/C/c/', ['c']],
455	      \ ['D', 's/D/%/', ['%']],
456	      \ ]
457  call Run_SubCmd_Tests(tests)
458
459  set cpo&
460endfunc
461
462" Test for :s replacing \n with  line break.
463func Test_sub_cmd_7()
464  set magic&
465  set cpo&
466
467  " List entry format: [input, cmd, output]
468  let tests = [ ["A\<C-V>\<C-M>A", 's/A./\=submatch(0)/', ['A', 'A']],
469	      \ ["B\<C-V>\<C-J>B", 's/B./\=submatch(0)/', ['B', 'B']],
470	      \ ["C\<C-V>\<C-J>C", 's/C./\=strtrans(string(submatch(0, 1)))/', [strtrans("['C\<C-J>']C")]],
471	      \ ["D\<C-V>\<C-J>\nD", 's/D.\nD/\=strtrans(string(submatch(0, 1)))/', [strtrans("['D\<C-J>', 'D']")]],
472	      \ ["E\<C-V>\<C-J>\n\<C-V>\<C-J>\n\<C-V>\<C-J>\n\<C-V>\<C-J>\n\<C-V>\<C-J>E", 's/E\_.\{-}E/\=strtrans(string(submatch(0, 1)))/', [strtrans("['E\<C-J>', '\<C-J>', '\<C-J>', '\<C-J>', '\<C-J>E']")]],
473	      \ ]
474  call Run_SubCmd_Tests(tests)
475
476  exe "normal oQ\nQ\<Esc>k"
477  call assert_fails('s/Q[^\n]Q/\=submatch(0)."foobar"/', 'E486')
478  enew!
479endfunc
480
481func TitleString()
482  let check = 'foo' =~ 'bar'
483  return ""
484endfunc
485
486func Test_sub_cmd_8()
487  set titlestring=%{TitleString()}
488
489  enew!
490  call append(0, ['', 'test_one', 'test_two'])
491  call cursor(1,1)
492  /^test_one/s/.*/\="foo\nbar"/
493  call assert_equal('foo', getline(2))
494  call assert_equal('bar', getline(3))
495  call feedkeys(':/^test_two/s/.*/\="foo\nbar"/c', "t")
496  call feedkeys("\<CR>y", "xt")
497  call assert_equal('foo', getline(4))
498  call assert_equal('bar', getline(5))
499
500  enew!
501  set titlestring&
502endfunc
503