1" Tests for multi-line regexps with ":s".
2
3func 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!
41endfunc
42
43func 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/c', 'exp': 'Testing string', 'prompt': 'n' },
55	\ { 'cmd': ':s/t/r/cn', 'exp': ln },
56	\ { 'cmd': ':s/t/r/cp', 'exp': 'Tesring string', 'prompt': 'y' },
57	\ { 'cmd': ':s/t/r/cl', 'exp': 'Tesring string', 'prompt': 'y' },
58	\ { 'cmd': ':s/t/r/gc', 'exp': 'Tesring srring', 'prompt': 'a' },
59	\ { 'cmd': ':s/i/I/gc', 'exp': 'TestIng string', 'prompt': 'l' },
60	\ { 'cmd': ':s/foo/bar/ge', 'exp': ln },
61	\ { 'cmd': ':s/t/r/g', 'exp': 'Tesring srring' },
62	\ { 'cmd': ':s/t/r/gi', 'exp': 'resring srring' },
63	\ { 'cmd': ':s/t/r/gI', 'exp': 'Tesring srring' },
64	\ { 'cmd': ':s/t/r/gn', 'exp': ln },
65	\ { 'cmd': ':s/t/r/gp', 'exp': 'Tesring srring' },
66	\ { 'cmd': ':s/t/r/gl', 'exp': 'Tesring srring' },
67	\ { 'cmd': ':s//r/gr', 'exp': 'Testr strr' },
68	\ { 'cmd': ':s/t/r/ic', 'exp': 'resting string', 'prompt': 'y' },
69	\ { 'cmd': ':s/foo/bar/ie', 'exp': ln },
70	\ { 'cmd': ':s/t/r/i', 'exp': 'resting string' },
71	\ { 'cmd': ':s/t/r/iI', 'exp': 'Tesring string' },
72	\ { 'cmd': ':s/t/r/in', 'exp': ln },
73	\ { 'cmd': ':s/t/r/ip', 'exp': 'resting string' },
74	\ { 'cmd': ':s//r/ir', 'exp': 'Testr string' },
75	\ { 'cmd': ':s/t/r/Ic', 'exp': 'Tesring string', 'prompt': 'y' },
76	\ { 'cmd': ':s/foo/bar/Ie', 'exp': ln },
77	\ { 'cmd': ':s/t/r/Ig', 'exp': 'Tesring srring' },
78	\ { 'cmd': ':s/t/r/Ii', 'exp': 'resting string' },
79	\ { 'cmd': ':s/t/r/I', 'exp': 'Tesring string' },
80	\ { 'cmd': ':s/t/r/Ip', 'exp': 'Tesring string' },
81	\ { 'cmd': ':s/t/r/Il', 'exp': 'Tesring string' },
82	\ { 'cmd': ':s//r/Ir', 'exp': 'Testr string' },
83	\ { 'cmd': ':s//r/rc', 'exp': 'Testr string', 'prompt': 'y' },
84	\ { 'cmd': ':s//r/rg', 'exp': 'Testr strr' },
85	\ { 'cmd': ':s//r/ri', 'exp': 'Testr string' },
86	\ { 'cmd': ':s//r/rI', 'exp': 'Testr string' },
87	\ { 'cmd': ':s//r/rn', 'exp': 'Testing string' },
88	\ { 'cmd': ':s//r/rp', 'exp': 'Testr string' },
89	\ { 'cmd': ':s//r/rl', 'exp': 'Testr string' },
90	\ { 'cmd': ':s//r/r', 'exp': 'Testr string' },
91	\ { 'cmd': ':s/i/I/gc', 'exp': 'Testing string', 'prompt': 'q' },
92	\]
93
94  for var in variants
95    for run in [1, 2]
96      let cmd = var.cmd
97      if run == 2 && cmd =~ "/.*/.*/."
98	" Change  :s/from/to/{flags}  to  :s{flags}
99	let cmd = substitute(cmd, '/.*/', '', '')
100      endif
101      call setline(1, [ln])
102      let msg = printf('using "%s"', cmd)
103      let @/='ing'
104      let v:errmsg = ''
105      call feedkeys(cmd . "\<CR>" . get(var, 'prompt', ''), 'ntx')
106      " No error should exist (matters for testing e flag)
107      call assert_equal('', v:errmsg, msg)
108      call assert_equal(var.exp, getline('.'), msg)
109    endfor
110  endfor
111endfunc
112
113" Test the l, p, # flags.
114func Test_substitute_flags_lp()
115  new
116  call setline(1, "abc\tdef\<C-h>ghi")
117
118  let a = execute('s/a/a/p')
119  call assert_equal("\nabc     def^Hghi", a)
120
121  let a = execute('s/a/a/l')
122  call assert_equal("\nabc^Idef^Hghi$", a)
123
124  let a = execute('s/a/a/#')
125  call assert_equal("\n  1 abc     def^Hghi", a)
126
127  let a = execute('s/a/a/p#')
128  call assert_equal("\n  1 abc     def^Hghi", a)
129
130  let a = execute('s/a/a/l#')
131  call assert_equal("\n  1 abc^Idef^Hghi$", a)
132
133  let a = execute('s/a/a/')
134  call assert_equal("", a)
135
136  bwipe!
137endfunc
138
139func Test_substitute_repeat()
140  " This caused an invalid memory access.
141  split Xfile
142  s/^/x
143  call feedkeys("Qsc\<CR>y", 'tx')
144  bwipe!
145endfunc
146
147" Test %s/\n// which is implemented as a special case to use a
148" more efficient join rather than doing a regular substitution.
149func Test_substitute_join()
150  new
151
152  call setline(1, ["foo\tbar", "bar\<C-H>foo"])
153  let a = execute('%s/\n//')
154  call assert_equal("", a)
155  call assert_equal(["foo\tbarbar\<C-H>foo"], getline(1, '$'))
156  call assert_equal('\n', histget("search", -1))
157
158  call setline(1, ["foo\tbar", "bar\<C-H>foo"])
159  let a = execute('%s/\n//g')
160  call assert_equal("", a)
161  call assert_equal(["foo\tbarbar\<C-H>foo"], getline(1, '$'))
162  call assert_equal('\n', histget("search", -1))
163
164  call setline(1, ["foo\tbar", "bar\<C-H>foo"])
165  let a = execute('%s/\n//p')
166  call assert_equal("\nfoo     barbar^Hfoo", a)
167  call assert_equal(["foo\tbarbar\<C-H>foo"], getline(1, '$'))
168  call assert_equal('\n', histget("search", -1))
169
170  call setline(1, ["foo\tbar", "bar\<C-H>foo"])
171  let a = execute('%s/\n//l')
172  call assert_equal("\nfoo^Ibarbar^Hfoo$", a)
173  call assert_equal(["foo\tbarbar\<C-H>foo"], getline(1, '$'))
174  call assert_equal('\n', histget("search", -1))
175
176  call setline(1, ["foo\tbar", "bar\<C-H>foo"])
177  let a = execute('%s/\n//#')
178  call assert_equal("\n  1 foo     barbar^Hfoo", a)
179  call assert_equal(["foo\tbarbar\<C-H>foo"], getline(1, '$'))
180  call assert_equal('\n', histget("search", -1))
181
182  call setline(1, ['foo', 'bar', 'baz', 'qux'])
183  call execute('1,2s/\n//')
184  call assert_equal(['foobarbaz', 'qux'], getline(1, '$'))
185
186  bwipe!
187endfunc
188
189func Test_substitute_count()
190  new
191  call setline(1, ['foo foo', 'foo foo', 'foo foo', 'foo foo', 'foo foo'])
192  2
193
194  s/foo/bar/3
195  call assert_equal(['foo foo', 'bar foo', 'bar foo', 'bar foo', 'foo foo'],
196  \                 getline(1, '$'))
197
198  call assert_fails('s/foo/bar/0', 'E939:')
199
200  call setline(1, ['foo foo', 'foo foo', 'foo foo', 'foo foo', 'foo foo'])
201  2,4s/foo/bar/ 10
202  call assert_equal(['foo foo', 'foo foo', 'foo foo', 'bar foo', 'bar foo'],
203        \           getline(1, '$'))
204
205  bwipe!
206endfunc
207
208" Test substitute 'n' flag (report number of matches, do not substitute).
209func Test_substitute_flag_n()
210  new
211  let lines = ['foo foo', 'foo foo', 'foo foo', 'foo foo', 'foo foo']
212  call setline(1, lines)
213
214  call assert_equal("\n3 matches on 3 lines", execute('2,4s/foo/bar/n'))
215  call assert_equal("\n6 matches on 3 lines", execute('2,4s/foo/bar/gn'))
216
217  " c flag (confirm) should be ignored when using n flag.
218  call assert_equal("\n3 matches on 3 lines", execute('2,4s/foo/bar/nc'))
219
220  " No substitution should have been done.
221  call assert_equal(lines, getline(1, '$'))
222
223  %delete _
224  call setline(1, ['A', 'Bar', 'Baz'])
225  call assert_equal("\n1 match on 1 line", execute('s/\nB\@=//gn'))
226
227  bwipe!
228endfunc
229
230func Test_substitute_errors()
231  new
232  call setline(1, 'foobar')
233
234  call assert_fails('s/FOO/bar/', 'E486:')
235  call assert_fails('s/foo/bar/@', 'E488:')
236  call assert_fails('s/\(/bar/', 'E476:')
237  call assert_fails('s afooabara', 'E146:')
238  call assert_fails('s\\a', 'E10:')
239
240  setl nomodifiable
241  call assert_fails('s/foo/bar/', 'E21:')
242
243  bwipe!
244endfunc
245
246" Test for *sub-replace-special* and *sub-replace-expression* on substitute().
247func Test_sub_replace_1()
248  " Run the tests with 'magic' on
249  set magic
250  set cpo&
251  call assert_equal('AA', substitute('A', 'A', '&&', ''))
252  call assert_equal('&', substitute('B', 'B', '\&', ''))
253  call assert_equal('C123456789987654321', substitute('C123456789', 'C\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)', '\0\9\8\7\6\5\4\3\2\1', ''))
254  call assert_equal('d', substitute('D', 'D', 'd', ''))
255  call assert_equal('~', substitute('E', 'E', '~', ''))
256  call assert_equal('~', substitute('F', 'F', '\~', ''))
257  call assert_equal('Gg', substitute('G', 'G', '\ugg', ''))
258  call assert_equal('Hh', substitute('H', 'H', '\Uh\Eh', ''))
259  call assert_equal('iI', substitute('I', 'I', '\lII', ''))
260  call assert_equal('jJ', substitute('J', 'J', '\LJ\EJ', ''))
261  call assert_equal('Kk', substitute('K', 'K', '\Uk\ek', ''))
262  call assert_equal("l\<C-V>\<C-M>l",
263			\ substitute('lLl', 'L', "\<C-V>\<C-M>", ''))
264  call assert_equal("m\<C-M>m", substitute('mMm', 'M', '\r', ''))
265  call assert_equal("n\<C-V>\<C-M>n",
266			\ substitute('nNn', 'N', "\\\<C-V>\<C-M>", ''))
267  call assert_equal("o\no", substitute('oOo', 'O', '\n', ''))
268  call assert_equal("p\<C-H>p", substitute('pPp', 'P', '\b', ''))
269  call assert_equal("q\tq", substitute('qQq', 'Q', '\t', ''))
270  call assert_equal('r\r', substitute('rRr', 'R', '\\', ''))
271  call assert_equal('scs', substitute('sSs', 'S', '\c', ''))
272  call assert_equal("u\nu", substitute('uUu', 'U', "\n", ''))
273  call assert_equal("v\<C-H>v", substitute('vVv', 'V', "\b", ''))
274  call assert_equal("w\\w", substitute('wWw', 'W', "\\", ''))
275  call assert_equal("x\<C-M>x", substitute('xXx', 'X', "\r", ''))
276  call assert_equal("YyyY", substitute('Y', 'Y', '\L\uyYy\l\EY', ''))
277  call assert_equal("zZZz", substitute('Z', 'Z', '\U\lZzZ\u\Ez', ''))
278endfunc
279
280func Test_sub_replace_2()
281  " Run the tests with 'magic' off
282  set nomagic
283  set cpo&
284  call assert_equal('AA', substitute('A', 'A', '&&', ''))
285  call assert_equal('&', substitute('B', 'B', '\&', ''))
286  call assert_equal('C123456789987654321', substitute('C123456789', 'C\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)', '\0\9\8\7\6\5\4\3\2\1', ''))
287  call assert_equal('d', substitute('D', 'D', 'd', ''))
288  call assert_equal('~', substitute('E', 'E', '~', ''))
289  call assert_equal('~', substitute('F', 'F', '\~', ''))
290  call assert_equal('Gg', substitute('G', 'G', '\ugg', ''))
291  call assert_equal('Hh', substitute('H', 'H', '\Uh\Eh', ''))
292  call assert_equal('iI', substitute('I', 'I', '\lII', ''))
293  call assert_equal('jJ', substitute('J', 'J', '\LJ\EJ', ''))
294  call assert_equal('Kk', substitute('K', 'K', '\Uk\ek', ''))
295  call assert_equal("l\<C-V>\<C-M>l",
296			\ substitute('lLl', 'L', "\<C-V>\<C-M>", ''))
297  call assert_equal("m\<C-M>m", substitute('mMm', 'M', '\r', ''))
298  call assert_equal("n\<C-V>\<C-M>n",
299			\ substitute('nNn', 'N', "\\\<C-V>\<C-M>", ''))
300  call assert_equal("o\no", substitute('oOo', 'O', '\n', ''))
301  call assert_equal("p\<C-H>p", substitute('pPp', 'P', '\b', ''))
302  call assert_equal("q\tq", substitute('qQq', 'Q', '\t', ''))
303  call assert_equal('r\r', substitute('rRr', 'R', '\\', ''))
304  call assert_equal('scs', substitute('sSs', 'S', '\c', ''))
305  call assert_equal("t\<C-M>t", substitute('tTt', 'T', "\r", ''))
306  call assert_equal("u\nu", substitute('uUu', 'U', "\n", ''))
307  call assert_equal("v\<C-H>v", substitute('vVv', 'V', "\b", ''))
308  call assert_equal('w\w', substitute('wWw', 'W', "\\", ''))
309  call assert_equal('XxxX', substitute('X', 'X', '\L\uxXx\l\EX', ''))
310  call assert_equal('yYYy', substitute('Y', 'Y', '\U\lYyY\u\Ey', ''))
311endfunc
312
313func Test_sub_replace_3()
314  set magic&
315  set cpo&
316  call assert_equal('a\a', substitute('aAa', 'A', '\="\\"', ''))
317  call assert_equal('b\\b', substitute('bBb', 'B', '\="\\\\"', ''))
318  call assert_equal("c\rc", substitute('cCc', 'C', "\\=\"\r\"", ''))
319  call assert_equal("d\\\rd", substitute('dDd', 'D', "\\=\"\\\\\r\"", ''))
320  call assert_equal("e\\\\\re", substitute('eEe', 'E', "\\=\"\\\\\\\\\r\"", ''))
321  call assert_equal('f\rf', substitute('fFf', 'F', '\="\\r"', ''))
322  call assert_equal('j\nj', substitute('jJj', 'J', '\="\\n"', ''))
323  call assert_equal("k\<C-M>k", substitute('kKk', 'K', '\="\r"', ''))
324  call assert_equal("l\nl", substitute('lLl', 'L', '\="\n"', ''))
325endfunc
326
327" Test for submatch() on substitute().
328func Test_sub_replace_4()
329  set magic&
330  set cpo&
331  call assert_equal('a\a', substitute('aAa', 'A',
332		\ '\=substitute(submatch(0), ".", "\\", "")', ''))
333  call assert_equal('b\b', substitute('bBb', 'B',
334		\ '\=substitute(submatch(0), ".", "\\\\", "")', ''))
335  call assert_equal("c\<C-V>\<C-M>c", substitute('cCc', 'C', '\=substitute(submatch(0), ".", "\<C-V>\<C-M>", "")', ''))
336  call assert_equal("d\<C-V>\<C-M>d", substitute('dDd', 'D', '\=substitute(submatch(0), ".", "\\\<C-V>\<C-M>", "")', ''))
337  call assert_equal("e\\\<C-V>\<C-M>e", substitute('eEe', 'E', '\=substitute(submatch(0), ".", "\\\\\<C-V>\<C-M>", "")', ''))
338  call assert_equal("f\<C-M>f", substitute('fFf', 'F', '\=substitute(submatch(0), ".", "\\r", "")', ''))
339  call assert_equal("j\nj", substitute('jJj', 'J', '\=substitute(submatch(0), ".", "\\n", "")', ''))
340  call assert_equal("k\rk", substitute('kKk', 'K', '\=substitute(submatch(0), ".", "\r", "")', ''))
341  call assert_equal("l\nl", substitute('lLl', 'L', '\=substitute(submatch(0), ".", "\n", "")', ''))
342endfunc
343
344func Test_sub_replace_5()
345  set magic&
346  set cpo&
347  call assert_equal('A123456789987654321', substitute('A123456789',
348		\ 'A\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)',
349		\ '\=submatch(0) . submatch(9) . submatch(8) . ' .
350		\ 'submatch(7) . submatch(6) . submatch(5) . ' .
351		\ 'submatch(4) . submatch(3) . submatch(2) . submatch(1)',
352		\ ''))
353   call assert_equal("[['A123456789'], ['9'], ['8'], ['7'], ['6'], " .
354		\ "['5'], ['4'], ['3'], ['2'], ['1']]",
355		\ substitute('A123456789',
356		\ 'A\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)',
357		\ '\=string([submatch(0, 1), submatch(9, 1), ' .
358		\ 'submatch(8, 1), 7->submatch(1), submatch(6, 1), ' .
359		\ 'submatch(5, 1), submatch(4, 1), submatch(3, 1), ' .
360		\ 'submatch(2, 1), submatch(1, 1)])',
361		\ ''))
362endfunc
363
364func Test_sub_replace_6()
365  set magic&
366  set cpo+=/
367  call assert_equal('a', substitute('A', 'A', 'a', ''))
368  call assert_equal('%', substitute('B', 'B', '%', ''))
369  set cpo-=/
370  call assert_equal('c', substitute('C', 'C', 'c', ''))
371  call assert_equal('%', substitute('D', 'D', '%', ''))
372endfunc
373
374func Test_sub_replace_7()
375  set magic&
376  set cpo&
377  call assert_equal('AA', substitute('AA', 'A.', '\=submatch(0)', ''))
378  call assert_equal("B\nB", substitute("B\nB", 'B.', '\=submatch(0)', ''))
379  call assert_equal("['B\n']B", substitute("B\nB", 'B.', '\=string(submatch(0, 1))', ''))
380  call assert_equal('-abab', substitute('-bb', '\zeb', 'a', 'g'))
381  call assert_equal('c-cbcbc', substitute('-bb', '\ze', 'c', 'g'))
382endfunc
383
384" Test for *:s%* on :substitute.
385func Test_sub_replace_8()
386  new
387  set magic&
388  set cpo&
389  $put =',,X'
390  s/\(^\|,\)\ze\(,\|X\)/\1N/g
391  call assert_equal('N,,NX', getline("$"))
392  $put =',,Y'
393  let cmd = ':s/\(^\|,\)\ze\(,\|Y\)/\1N/gc'
394  call feedkeys(cmd . "\<CR>a", "xt")
395  call assert_equal('N,,NY', getline("$"))
396  :$put =',,Z'
397  let cmd = ':s/\(^\|,\)\ze\(,\|Z\)/\1N/gc'
398  call feedkeys(cmd . "\<CR>yy", "xt")
399  call assert_equal('N,,NZ', getline("$"))
400  enew! | close
401endfunc
402
403func Test_sub_replace_9()
404  new
405  set magic&
406  set cpo&
407  $put ='xxx'
408  call feedkeys(":s/x/X/gc\<CR>yyq", "xt")
409  call assert_equal('XXx', getline("$"))
410  enew! | close
411endfunc
412
413func Test_sub_replace_10()
414   set magic&
415   set cpo&
416   call assert_equal('a1a2a3a', substitute('123', '\zs', 'a', 'g'))
417   call assert_equal('aaa', substitute('123', '\zs.', 'a', 'g'))
418   call assert_equal('1a2a3a', substitute('123', '.\zs', 'a', 'g'))
419   call assert_equal('a1a2a3a', substitute('123', '\ze', 'a', 'g'))
420   call assert_equal('a1a2a3', substitute('123', '\ze.', 'a', 'g'))
421   call assert_equal('aaa', substitute('123', '.\ze', 'a', 'g'))
422   call assert_equal('aa2a3a', substitute('123', '1\|\ze', 'a', 'g'))
423   call assert_equal('1aaa', substitute('123', '1\zs\|[23]', 'a', 'g'))
424endfunc
425
426func SubReplacer(text, submatches)
427  return a:text .. a:submatches[0] .. a:text
428endfunc
429func SubReplacer20(t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, submatches)
430  return a:t3 .. a:submatches[0] .. a:t11
431endfunc
432
433func Test_substitute_partial()
434   call assert_equal('1foo2foo3', substitute('123', '2', function('SubReplacer', ['foo']), 'g'))
435
436   " 19 arguments plus one is just OK
437   let Replacer = function('SubReplacer20', repeat(['foo'], 19))
438   call assert_equal('1foo2foo3', substitute('123', '2', Replacer, 'g'))
439
440   " 20 arguments plus one is too many
441   let Replacer = function('SubReplacer20', repeat(['foo'], 20))
442   call assert_fails("call substitute('123', '2', Replacer, 'g')", 'E118')
443endfunc
444
445" Tests for *sub-replace-special* and *sub-replace-expression* on :substitute.
446
447" Execute a list of :substitute command tests
448func Run_SubCmd_Tests(tests)
449  enew!
450  for t in a:tests
451    let start = line('.') + 1
452    let end = start + len(t[2]) - 1
453    " TODO: why is there a one second delay the first time we get here?
454    exe "normal o" . t[0]
455    call cursor(start, 1)
456    exe t[1]
457    call assert_equal(t[2], getline(start, end), t[1])
458  endfor
459  enew!
460endfunc
461
462func Test_sub_cmd_1()
463  set magic
464  set cpo&
465
466  " List entry format: [input, cmd, output]
467  let tests = [['A', 's/A/&&/', ['AA']],
468	      \ ['B', 's/B/\&/', ['&']],
469	      \ ['C123456789', 's/C\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)/\0\9\8\7\6\5\4\3\2\1/', ['C123456789987654321']],
470	      \ ['D', 's/D/d/', ['d']],
471	      \ ['E', 's/E/~/', ['d']],
472	      \ ['F', 's/F/\~/', ['~']],
473	      \ ['G', 's/G/\ugg/', ['Gg']],
474	      \ ['H', 's/H/\Uh\Eh/', ['Hh']],
475	      \ ['I', 's/I/\lII/', ['iI']],
476	      \ ['J', 's/J/\LJ\EJ/', ['jJ']],
477	      \ ['K', 's/K/\Uk\ek/', ['Kk']],
478	      \ ['lLl', "s/L/\<C-V>\<C-M>/", ["l\<C-V>", 'l']],
479	      \ ['mMm', 's/M/\r/', ['m', 'm']],
480	      \ ['nNn', "s/N/\\\<C-V>\<C-M>/", ["n\<C-V>", 'n']],
481	      \ ['oOo', 's/O/\n/', ["o\no"]],
482	      \ ['pPp', 's/P/\b/', ["p\<C-H>p"]],
483	      \ ['qQq', 's/Q/\t/', ["q\tq"]],
484	      \ ['rRr', 's/R/\\/', ['r\r']],
485	      \ ['sSs', 's/S/\c/', ['scs']],
486	      \ ['tTt', "s/T/\<C-V>\<C-J>/", ["t\<C-V>\<C-J>t"]],
487	      \ ['U', 's/U/\L\uuUu\l\EU/', ['UuuU']],
488	      \ ['V', 's/V/\U\lVvV\u\Ev/', ['vVVv']]
489	      \ ]
490  call Run_SubCmd_Tests(tests)
491endfunc
492
493func Test_sub_cmd_2()
494  set nomagic
495  set cpo&
496
497  " List entry format: [input, cmd, output]
498  let tests = [['A', 's/A/&&/', ['&&']],
499	      \ ['B', 's/B/\&/', ['B']],
500	      \ ['C123456789', 's/\mC\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)/\0\9\8\7\6\5\4\3\2\1/', ['C123456789987654321']],
501	      \ ['D', 's/D/d/', ['d']],
502	      \ ['E', 's/E/~/', ['~']],
503	      \ ['F', 's/F/\~/', ['~']],
504	      \ ['G', 's/G/\ugg/', ['Gg']],
505	      \ ['H', 's/H/\Uh\Eh/', ['Hh']],
506	      \ ['I', 's/I/\lII/', ['iI']],
507	      \ ['J', 's/J/\LJ\EJ/', ['jJ']],
508	      \ ['K', 's/K/\Uk\ek/', ['Kk']],
509	      \ ['lLl', "s/L/\<C-V>\<C-M>/", ["l\<C-V>", 'l']],
510	      \ ['mMm', 's/M/\r/', ['m', 'm']],
511	      \ ['nNn', "s/N/\\\<C-V>\<C-M>/", ["n\<C-V>", 'n']],
512	      \ ['oOo', 's/O/\n/', ["o\no"]],
513	      \ ['pPp', 's/P/\b/', ["p\<C-H>p"]],
514	      \ ['qQq', 's/Q/\t/', ["q\tq"]],
515	      \ ['rRr', 's/R/\\/', ['r\r']],
516	      \ ['sSs', 's/S/\c/', ['scs']],
517	      \ ['tTt', "s/T/\<C-V>\<C-J>/", ["t\<C-V>\<C-J>t"]],
518	      \ ['U', 's/U/\L\uuUu\l\EU/', ['UuuU']],
519	      \ ['V', 's/V/\U\lVvV\u\Ev/', ['vVVv']]
520	      \ ]
521  call Run_SubCmd_Tests(tests)
522endfunc
523
524func Test_sub_cmd_3()
525  set nomagic
526  set cpo&
527
528  " List entry format: [input, cmd, output]
529  let tests = [['aAa', "s/A/\\='\\'/", ['a\a']],
530	      \ ['bBb', "s/B/\\='\\\\'/", ['b\\b']],
531	      \ ['cCc', "s/C/\\='\<C-V>\<C-M>'/", ["c\<C-V>", 'c']],
532	      \ ['dDd', "s/D/\\='\\\<C-V>\<C-M>'/", ["d\\\<C-V>", 'd']],
533	      \ ['eEe', "s/E/\\='\\\\\<C-V>\<C-M>'/", ["e\\\\\<C-V>", 'e']],
534	      \ ['fFf', "s/F/\\='\r'/", ['f', 'f']],
535	      \ ['gGg', "s/G/\\='\<C-V>\<C-J>'/", ["g\<C-V>", 'g']],
536	      \ ['hHh', "s/H/\\='\\\<C-V>\<C-J>'/", ["h\\\<C-V>", 'h']],
537	      \ ['iIi', "s/I/\\='\\\\\<C-V>\<C-J>'/", ["i\\\\\<C-V>", 'i']],
538	      \ ['jJj', "s/J/\\='\n'/", ['j', 'j']],
539	      \ ['kKk', 's/K/\="\r"/', ['k', 'k']],
540	      \ ['lLl', 's/L/\="\n"/', ['l', 'l']]
541	      \ ]
542  call Run_SubCmd_Tests(tests)
543endfunc
544
545" Test for submatch() on :substitute.
546func Test_sub_cmd_4()
547  set magic&
548  set cpo&
549
550  " List entry format: [input, cmd, output]
551  let tests = [ ['aAa', "s/A/\\=substitute(submatch(0), '.', '\\', '')/",
552	      \				['a\a']],
553	      \ ['bBb', "s/B/\\=substitute(submatch(0), '.', '\\', '')/",
554	      \				['b\b']],
555	      \ ['cCc', "s/C/\\=substitute(submatch(0), '.', '\<C-V>\<C-M>', '')/",
556	      \				["c\<C-V>", 'c']],
557	      \ ['dDd', "s/D/\\=substitute(submatch(0), '.', '\\\<C-V>\<C-M>', '')/",
558	      \				["d\<C-V>", 'd']],
559	      \ ['eEe', "s/E/\\=substitute(submatch(0), '.', '\\\\\<C-V>\<C-M>', '')/",
560	      \				["e\\\<C-V>", 'e']],
561	      \ ['fFf', "s/F/\\=substitute(submatch(0), '.', '\\r', '')/",
562	      \				['f', 'f']],
563	      \ ['gGg', 's/G/\=substitute(submatch(0), ".", "\<C-V>\<C-J>", "")/',
564	      \				["g\<C-V>", 'g']],
565	      \ ['hHh', 's/H/\=substitute(submatch(0), ".", "\\\<C-V>\<C-J>", "")/',
566	      \				["h\<C-V>", 'h']],
567	      \ ['iIi', 's/I/\=substitute(submatch(0), ".", "\\\\\<C-V>\<C-J>", "")/',
568	      \				["i\\\<C-V>", 'i']],
569	      \ ['jJj', "s/J/\\=substitute(submatch(0), '.', '\\n', '')/",
570	      \				['j', 'j']],
571	      \ ['kKk', "s/K/\\=substitute(submatch(0), '.', '\\r', '')/",
572	      \				['k', 'k']],
573	      \ ['lLl', "s/L/\\=substitute(submatch(0), '.', '\\n', '')/",
574	      \				['l', 'l']],
575	      \ ]
576  call Run_SubCmd_Tests(tests)
577endfunc
578
579func Test_sub_cmd_5()
580  set magic&
581  set cpo&
582
583  " List entry format: [input, cmd, output]
584  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']],
585	      \ ['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']]"]],
586	      \ ]
587  call Run_SubCmd_Tests(tests)
588endfunc
589
590" Test for *:s%* on :substitute.
591func Test_sub_cmd_6()
592  set magic&
593  set cpo+=/
594
595  " List entry format: [input, cmd, output]
596  let tests = [ ['A', 's/A/a/', ['a']],
597	      \ ['B', 's/B/%/', ['a']],
598	      \ ]
599  call Run_SubCmd_Tests(tests)
600
601  set cpo-=/
602  let tests = [ ['C', 's/C/c/', ['c']],
603	      \ ['D', 's/D/%/', ['%']],
604	      \ ]
605  call Run_SubCmd_Tests(tests)
606
607  set cpo&
608endfunc
609
610" Test for :s replacing \n with  line break.
611func Test_sub_cmd_7()
612  set magic&
613  set cpo&
614
615  " List entry format: [input, cmd, output]
616  let tests = [ ["A\<C-V>\<C-M>A", 's/A./\=submatch(0)/', ['A', 'A']],
617	      \ ["B\<C-V>\<C-J>B", 's/B./\=submatch(0)/', ['B', 'B']],
618	      \ ["C\<C-V>\<C-J>C", 's/C./\=strtrans(string(submatch(0, 1)))/', [strtrans("['C\<C-J>']C")]],
619	      \ ["D\<C-V>\<C-J>\nD", 's/D.\nD/\=strtrans(string(submatch(0, 1)))/', [strtrans("['D\<C-J>', 'D']")]],
620	      \ ["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']")]],
621	      \ ]
622  call Run_SubCmd_Tests(tests)
623
624  exe "normal oQ\nQ\<Esc>k"
625  call assert_fails('s/Q[^\n]Q/\=submatch(0)."foobar"/', 'E486')
626  enew!
627endfunc
628
629func TitleString()
630  let check = 'foo' =~ 'bar'
631  return ""
632endfunc
633
634func Test_sub_cmd_8()
635  set titlestring=%{TitleString()}
636
637  enew!
638  call append(0, ['', 'test_one', 'test_two'])
639  call cursor(1,1)
640  /^test_one/s/.*/\="foo\nbar"/
641  call assert_equal('foo', getline(2))
642  call assert_equal('bar', getline(3))
643  call feedkeys(':/^test_two/s/.*/\="foo\nbar"/c', "t")
644  call feedkeys("\<CR>y", "xt")
645  call assert_equal('foo', getline(4))
646  call assert_equal('bar', getline(5))
647
648  enew!
649  set titlestring&
650endfunc
651
652func Test_sub_cmd_9()
653  new
654  let input = ['1 aaa', '2 aaa', '3 aaa']
655  call setline(1, input)
656  func Foo()
657    return submatch(0)
658  endfunc
659  %s/aaa/\=Foo()/gn
660  call assert_equal(input, getline(1, '$'))
661  call assert_equal(1, &modifiable)
662
663  delfunc Foo
664  bw!
665endfunc
666
667func Test_nocatch_sub_failure_handling()
668  " normal error results in all replacements
669  func Foo()
670    foobar
671  endfunc
672  new
673  call setline(1, ['1 aaa', '2 aaa', '3 aaa'])
674  %s/aaa/\=Foo()/g
675  call assert_equal(['1 0', '2 0', '3 0'], getline(1, 3))
676
677  " Trow without try-catch causes abort after the first line.
678  " We cannot test this, since it would stop executing the test script.
679
680  " try/catch does not result in any changes
681  func! Foo()
682    throw 'error'
683  endfunc
684  call setline(1, ['1 aaa', '2 aaa', '3 aaa'])
685  let error_caught = 0
686  try
687    %s/aaa/\=Foo()/g
688  catch
689    let error_caught = 1
690  endtry
691  call assert_equal(1, error_caught)
692  call assert_equal(['1 aaa', '2 aaa', '3 aaa'], getline(1, 3))
693
694  " Same, but using "n" flag so that "sandbox" gets set
695  call setline(1, ['1 aaa', '2 aaa', '3 aaa'])
696  let error_caught = 0
697  try
698    %s/aaa/\=Foo()/gn
699  catch
700    let error_caught = 1
701  endtry
702  call assert_equal(1, error_caught)
703  call assert_equal(['1 aaa', '2 aaa', '3 aaa'], getline(1, 3))
704
705  delfunc Foo
706  bwipe!
707endfunc
708
709" Test ":s/pat/sub/" with different ~s in sub.
710func Test_replace_with_tilde()
711  new
712  " Set the last replace string to empty
713  s/^$//
714  call append(0, ['- Bug in "vPPPP" on this text:'])
715  normal gg
716  s/u/~u~/
717  call assert_equal('- Bug in "vPPPP" on this text:', getline(1))
718  s/i/~u~/
719  call assert_equal('- Bug uuun "vPPPP" on this text:', getline(1))
720  s/o/~~~/
721  call assert_equal('- Bug uuun "vPPPP" uuuuuuuuun this text:', getline(1))
722  close!
723endfunc
724
725func Test_replace_keeppatterns()
726  new
727  a
728foobar
729
730substitute foo asdf
731
732one two
733.
734
735  normal gg
736  /^substitute
737  s/foo/bar/
738  call assert_equal('foo', @/)
739  call assert_equal('substitute bar asdf', getline('.'))
740
741  /^substitute
742  keeppatterns s/asdf/xyz/
743  call assert_equal('^substitute', @/)
744  call assert_equal('substitute bar xyz', getline('.'))
745
746  exe "normal /bar /e\<CR>"
747  call assert_equal(15, col('.'))
748  normal -
749  keeppatterns /xyz
750  call assert_equal('bar ', @/)
751  call assert_equal('substitute bar xyz', getline('.'))
752  exe "normal 0dn"
753  call assert_equal('xyz', getline('.'))
754
755  close!
756endfunc
757
758func Test_sub_beyond_end()
759  new
760  call setline(1, '#')
761  let @/ = '^#\n\zs'
762  s///e
763  call assert_equal('#', getline(1))
764  bwipe!
765endfunc
766
767" Test for repeating last substitution using :~ and :&r
768func Test_repeat_last_sub()
769  new
770  call setline(1, ['blue green yellow orange white'])
771  s/blue/red/
772  let @/ = 'yellow'
773  ~
774  let @/ = 'white'
775  :&r
776  let @/ = 'green'
777  s//gray
778  call assert_equal('red gray red orange red', getline(1))
779  close!
780endfunc
781
782" Test for Vi compatible substitution:
783"     \/{string}/, \?{string}? and \&{string}&
784func Test_sub_vi_compatibility()
785  new
786  call setline(1, ['blue green yellow orange blue'])
787  let @/ = 'orange'
788  s\/white/
789  let @/ = 'blue'
790  s\?amber?
791  let @/ = 'white'
792  s\&green&
793  call assert_equal('amber green yellow white green', getline(1))
794  close!
795endfunc
796
797" Test for substitute with the new text longer than the original text
798func Test_sub_expand_text()
799  new
800  call setline(1, 'abcabcabcabcabcabcabcabc')
801  s/b/\=repeat('B', 10)/g
802  call assert_equal(repeat('aBBBBBBBBBBc', 8), getline(1))
803  close!
804endfunc
805
806" Test for command failures when the last substitute pattern is not set.
807func Test_sub_with_no_last_pat()
808  call test_clear_search_pat()
809  call assert_fails('~', 'E33:')
810  call assert_fails('s//abc/g', 'E476:')
811  call assert_fails('s\/bar', 'E476:')
812  call assert_fails('s\&bar&', 'E476:')
813
814  call test_clear_search_pat()
815  let save_cpo = &cpo
816  set cpo+=/
817  call assert_fails('s/abc/%/', 'E33:')
818  let &cpo = save_cpo
819endfunc
820
821" vim: shiftwidth=2 sts=2 expandtab
822