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1#!/bin/sh
2#
3# Copyright (c) 2007 Carlos Rica
4#
5
6test_description='git stripspace'
7
8. ./test-lib.sh
9
10t40='A quick brown fox jumps over the lazy do'
11s40=' '
12sss="$s40$s40$s40$s40$s40$s40$s40$s40$s40$s40" # 400
13ttt="$t40$t40$t40$t40$t40$t40$t40$t40$t40$t40" # 400
14
15printf_git_stripspace () {
16 printf "$1" | git stripspace
17}
18
19test_expect_success 'long lines without spaces should be unchanged' '
20 echo "$ttt" >expect &&
21 git stripspace <expect >actual &&
22 test_cmp expect actual &&
23
24 echo "$ttt$ttt" >expect &&
25 git stripspace <expect >actual &&
26 test_cmp expect actual &&
27
28 echo "$ttt$ttt$ttt" >expect &&
29 git stripspace <expect >actual &&
30 test_cmp expect actual &&
31
32 echo "$ttt$ttt$ttt$ttt" >expect &&
33 git stripspace <expect >actual &&
34 test_cmp expect actual
35'
36
37test_expect_success 'lines with spaces at the beginning should be unchanged' '
38 echo "$sss$ttt" >expect &&
39 git stripspace <expect >actual &&
40 test_cmp expect actual &&
41
42 echo "$sss$sss$ttt" >expect &&
43 git stripspace <expect >actual &&
44 test_cmp expect actual &&
45
46 echo "$sss$sss$sss$ttt" >expect &&
47 git stripspace <expect >actual &&
48 test_cmp expect actual
49'
50
51test_expect_success 'lines with intermediate spaces should be unchanged' '
52 echo "$ttt$sss$ttt" >expect &&
53 git stripspace <expect >actual &&
54 test_cmp expect actual &&
55
56 echo "$ttt$sss$sss$ttt" >expect &&
57 git stripspace <expect >actual &&
58 test_cmp expect actual
59'
60
61test_expect_success 'consecutive blank lines should be unified' '
62 printf "$ttt\n\n$ttt\n" > expect &&
63 printf "$ttt\n\n\n\n\n$ttt\n" | git stripspace >actual &&
64 test_cmp expect actual &&
65
66 printf "$ttt$ttt\n\n$ttt\n" > expect &&
67 printf "$ttt$ttt\n\n\n\n\n$ttt\n" | git stripspace >actual &&
68 test_cmp expect actual &&
69
70 printf "$ttt$ttt$ttt\n\n$ttt\n" > expect &&
71 printf "$ttt$ttt$ttt\n\n\n\n\n$ttt\n" | git stripspace >actual &&
72 test_cmp expect actual &&
73
74 printf "$ttt\n\n$ttt\n" > expect &&
75 printf "$ttt\n\n\n\n\n$ttt\n" | git stripspace >actual &&
76 test_cmp expect actual &&
77
78 printf "$ttt\n\n$ttt$ttt\n" > expect &&
79 printf "$ttt\n\n\n\n\n$ttt$ttt\n" | git stripspace >actual &&
80 test_cmp expect actual &&
81
82 printf "$ttt\n\n$ttt$ttt$ttt\n" > expect &&
83 printf "$ttt\n\n\n\n\n$ttt$ttt$ttt\n" | git stripspace >actual &&
84 test_cmp expect actual &&
85
86 printf "$ttt\n\n$ttt\n" > expect &&
87 printf "$ttt\n\t\n \n\n \t\t\n$ttt\n" | git stripspace >actual &&
88 test_cmp expect actual &&
89
90 printf "$ttt$ttt\n\n$ttt\n" > expect &&
91 printf "$ttt$ttt\n\t\n \n\n \t\t\n$ttt\n" | git stripspace >actual &&
92 test_cmp expect actual &&
93
94 printf "$ttt$ttt$ttt\n\n$ttt\n" > expect &&
95 printf "$ttt$ttt$ttt\n\t\n \n\n \t\t\n$ttt\n" | git stripspace >actual &&
96 test_cmp expect actual &&
97
98 printf "$ttt\n\n$ttt\n" > expect &&
99 printf "$ttt\n\t\n \n\n \t\t\n$ttt\n" | git stripspace >actual &&
100 test_cmp expect actual &&
101
102 printf "$ttt\n\n$ttt$ttt\n" > expect &&
103 printf "$ttt\n\t\n \n\n \t\t\n$ttt$ttt\n" | git stripspace >actual &&
104 test_cmp expect actual &&
105
106 printf "$ttt\n\n$ttt$ttt$ttt\n" > expect &&
107 printf "$ttt\n\t\n \n\n \t\t\n$ttt$ttt$ttt\n" | git stripspace >actual &&
108 test_cmp expect actual
109'
110
111test_expect_success 'only consecutive blank lines should be completely removed' '
112 printf "\n" | git stripspace >actual &&
113 test_must_be_empty actual &&
114
115 printf "\n\n\n" | git stripspace >actual &&
116 test_must_be_empty actual &&
117
118 printf "$sss\n$sss\n$sss\n" | git stripspace >actual &&
119 test_must_be_empty actual &&
120
121 printf "$sss$sss\n$sss\n\n" | git stripspace >actual &&
122 test_must_be_empty actual &&
123
124 printf "\n$sss\n$sss$sss\n" | git stripspace >actual &&
125 test_must_be_empty actual &&
126
127 printf "$sss$sss$sss$sss\n\n\n" | git stripspace >actual &&
128 test_must_be_empty actual &&
129
130 printf "\n$sss$sss$sss$sss\n\n" | git stripspace >actual &&
131 test_must_be_empty actual &&
132
133 printf "\n\n$sss$sss$sss$sss\n" | git stripspace >actual &&
134 test_must_be_empty actual
135'
136
137test_expect_success 'consecutive blank lines at the beginning should be removed' '
138 printf "$ttt\n" > expect &&
139 printf "\n$ttt\n" | git stripspace >actual &&
140 test_cmp expect actual &&
141
142 printf "$ttt\n" > expect &&
143 printf "\n\n\n$ttt\n" | git stripspace >actual &&
144 test_cmp expect actual &&
145
146 printf "$ttt$ttt\n" > expect &&
147 printf "\n\n\n$ttt$ttt\n" | git stripspace >actual &&
148 test_cmp expect actual &&
149
150 printf "$ttt$ttt$ttt\n" > expect &&
151 printf "\n\n\n$ttt$ttt$ttt\n" | git stripspace >actual &&
152 test_cmp expect actual &&
153
154 printf "$ttt$ttt$ttt$ttt\n" > expect &&
155 printf "\n\n\n$ttt$ttt$ttt$ttt\n" | git stripspace >actual &&
156 test_cmp expect actual &&
157
158 printf "$ttt\n" > expect &&
159
160 printf "$sss\n$sss\n$sss\n$ttt\n" | git stripspace >actual &&
161 test_cmp expect actual &&
162
163 printf "\n$sss\n$sss$sss\n$ttt\n" | git stripspace >actual &&
164 test_cmp expect actual &&
165
166 printf "$sss$sss\n$sss\n\n$ttt\n" | git stripspace >actual &&
167 test_cmp expect actual &&
168
169 printf "$sss$sss$sss\n\n\n$ttt\n" | git stripspace >actual &&
170 test_cmp expect actual &&
171
172 printf "\n$sss$sss$sss\n\n$ttt\n" | git stripspace >actual &&
173 test_cmp expect actual &&
174
175 printf "\n\n$sss$sss$sss\n$ttt\n" | git stripspace >actual &&
176 test_cmp expect actual
177'
178
179test_expect_success 'consecutive blank lines at the end should be removed' '
180 printf "$ttt\n" > expect &&
181 printf "$ttt\n\n" | git stripspace >actual &&
182 test_cmp expect actual &&
183
184 printf "$ttt\n" > expect &&
185 printf "$ttt\n\n\n\n" | git stripspace >actual &&
186 test_cmp expect actual &&
187
188 printf "$ttt$ttt\n" > expect &&
189 printf "$ttt$ttt\n\n\n\n" | git stripspace >actual &&
190 test_cmp expect actual &&
191
192 printf "$ttt$ttt$ttt\n" > expect &&
193 printf "$ttt$ttt$ttt\n\n\n\n" | git stripspace >actual &&
194 test_cmp expect actual &&
195
196 printf "$ttt$ttt$ttt$ttt\n" > expect &&
197 printf "$ttt$ttt$ttt$ttt\n\n\n\n" | git stripspace >actual &&
198 test_cmp expect actual &&
199
200 printf "$ttt\n" > expect &&
201
202 printf "$ttt\n$sss\n$sss\n$sss\n" | git stripspace >actual &&
203 test_cmp expect actual &&
204
205 printf "$ttt\n\n$sss\n$sss$sss\n" | git stripspace >actual &&
206 test_cmp expect actual &&
207
208 printf "$ttt\n$sss$sss\n$sss\n\n" | git stripspace >actual &&
209 test_cmp expect actual &&
210
211 printf "$ttt\n$sss$sss$sss\n\n\n" | git stripspace >actual &&
212 test_cmp expect actual &&
213
214 printf "$ttt\n\n$sss$sss$sss\n\n" | git stripspace >actual &&
215 test_cmp expect actual &&
216
217 printf "$ttt\n\n\n$sss$sss$sss\n" | git stripspace >actual &&
218 test_cmp expect actual
219'
220
221test_expect_success 'text without newline at end should end with newline' '
222 test_stdout_line_count -gt 0 printf_git_stripspace "$ttt" &&
223 test_stdout_line_count -gt 0 printf_git_stripspace "$ttt$ttt" &&
224 test_stdout_line_count -gt 0 printf_git_stripspace "$ttt$ttt$ttt" &&
225 test_stdout_line_count -gt 0 printf_git_stripspace "$ttt$ttt$ttt$ttt"
226'
227
228# text plus spaces at the end:
229
230test_expect_success 'text plus spaces without newline at end should end with newline' '
231 test_stdout_line_count -gt 0 printf_git_stripspace "$ttt$sss" &&
232 test_stdout_line_count -gt 0 printf_git_stripspace "$ttt$ttt$sss" &&
233 test_stdout_line_count -gt 0 printf_git_stripspace "$ttt$ttt$ttt$sss" &&
234 test_stdout_line_count -gt 0 printf_git_stripspace "$ttt$sss$sss" &&
235 test_stdout_line_count -gt 0 printf_git_stripspace "$ttt$ttt$sss$sss" &&
236 test_stdout_line_count -gt 0 printf_git_stripspace "$ttt$sss$sss$sss"
237'
238
239test_expect_success 'text plus spaces without newline at end should not show spaces' '
240 printf "$ttt$sss" | git stripspace >tmp &&
241 ! grep " " tmp >/dev/null &&
242 printf "$ttt$ttt$sss" | git stripspace >tmp &&
243 ! grep " " tmp >/dev/null &&
244 printf "$ttt$ttt$ttt$sss" | git stripspace >tmp &&
245 ! grep " " tmp >/dev/null &&
246 printf "$ttt$sss$sss" | git stripspace >tmp &&
247 ! grep " " tmp >/dev/null &&
248 printf "$ttt$ttt$sss$sss" | git stripspace >tmp &&
249 ! grep " " tmp >/dev/null &&
250 printf "$ttt$sss$sss$sss" | git stripspace >tmp &&
251 ! grep " " tmp >/dev/null
252'
253
254test_expect_success 'text plus spaces without newline should show the correct lines' '
255 printf "$ttt\n" >expect &&
256 printf "$ttt$sss" | git stripspace >actual &&
257 test_cmp expect actual &&
258
259 printf "$ttt\n" >expect &&
260 printf "$ttt$sss$sss" | git stripspace >actual &&
261 test_cmp expect actual &&
262
263 printf "$ttt\n" >expect &&
264 printf "$ttt$sss$sss$sss" | git stripspace >actual &&
265 test_cmp expect actual &&
266
267 printf "$ttt$ttt\n" >expect &&
268 printf "$ttt$ttt$sss" | git stripspace >actual &&
269 test_cmp expect actual &&
270
271 printf "$ttt$ttt\n" >expect &&
272 printf "$ttt$ttt$sss$sss" | git stripspace >actual &&
273 test_cmp expect actual &&
274
275 printf "$ttt$ttt$ttt\n" >expect &&
276 printf "$ttt$ttt$ttt$sss" | git stripspace >actual &&
277 test_cmp expect actual
278'
279
280test_expect_success 'text plus spaces at end should not show spaces' '
281 echo "$ttt$sss" | git stripspace >tmp &&
282 ! grep " " tmp >/dev/null &&
283 echo "$ttt$ttt$sss" | git stripspace >tmp &&
284 ! grep " " tmp >/dev/null &&
285 echo "$ttt$ttt$ttt$sss" | git stripspace >tmp &&
286 ! grep " " tmp >/dev/null &&
287 echo "$ttt$sss$sss" | git stripspace >tmp &&
288 ! grep " " tmp >/dev/null &&
289 echo "$ttt$ttt$sss$sss" | git stripspace >tmp &&
290 ! grep " " tmp >/dev/null &&
291 echo "$ttt$sss$sss$sss" | git stripspace >tmp &&
292 ! grep " " tmp >/dev/null
293'
294
295test_expect_success 'text plus spaces at end should be cleaned and newline must remain' '
296 echo "$ttt" >expect &&
297 echo "$ttt$sss" | git stripspace >actual &&
298 test_cmp expect actual &&
299
300 echo "$ttt" >expect &&
301 echo "$ttt$sss$sss" | git stripspace >actual &&
302 test_cmp expect actual &&
303
304 echo "$ttt" >expect &&
305 echo "$ttt$sss$sss$sss" | git stripspace >actual &&
306 test_cmp expect actual &&
307
308 echo "$ttt$ttt" >expect &&
309 echo "$ttt$ttt$sss" | git stripspace >actual &&
310 test_cmp expect actual &&
311
312 echo "$ttt$ttt" >expect &&
313 echo "$ttt$ttt$sss$sss" | git stripspace >actual &&
314 test_cmp expect actual &&
315
316 echo "$ttt$ttt$ttt" >expect &&
317 echo "$ttt$ttt$ttt$sss" | git stripspace >actual &&
318 test_cmp expect actual
319'
320
321# spaces only:
322
323test_expect_success 'spaces with newline at end should be replaced with empty string' '
324 echo | git stripspace >actual &&
325 test_must_be_empty actual &&
326
327 echo "$sss" | git stripspace >actual &&
328 test_must_be_empty actual &&
329
330 echo "$sss$sss" | git stripspace >actual &&
331 test_must_be_empty actual &&
332
333 echo "$sss$sss$sss" | git stripspace >actual &&
334 test_must_be_empty actual &&
335
336 echo "$sss$sss$sss$sss" | git stripspace >actual &&
337 test_must_be_empty actual
338'
339
340test_expect_success 'spaces without newline at end should not show spaces' '
341 printf "" | git stripspace >tmp &&
342 ! grep " " tmp >/dev/null &&
343 printf "$sss" | git stripspace >tmp &&
344 ! grep " " tmp >/dev/null &&
345 printf "$sss$sss" | git stripspace >tmp &&
346 ! grep " " tmp >/dev/null &&
347 printf "$sss$sss$sss" | git stripspace >tmp &&
348 ! grep " " tmp >/dev/null &&
349 printf "$sss$sss$sss$sss" | git stripspace >tmp &&
350 ! grep " " tmp >/dev/null
351'
352
353test_expect_success 'spaces without newline at end should be replaced with empty string' '
354 printf "" | git stripspace >actual &&
355 test_must_be_empty actual &&
356
357 printf "$sss$sss" | git stripspace >actual &&
358 test_must_be_empty actual &&
359
360 printf "$sss$sss$sss" | git stripspace >actual &&
361 test_must_be_empty actual &&
362
363 printf "$sss$sss$sss$sss" | git stripspace >actual &&
364 test_must_be_empty actual
365'
366
367test_expect_success 'consecutive text lines should be unchanged' '
368 printf "$ttt$ttt\n$ttt\n" >expect &&
369 printf "$ttt$ttt\n$ttt\n" | git stripspace >actual &&
370 test_cmp expect actual &&
371
372 printf "$ttt\n$ttt$ttt\n$ttt\n" >expect &&
373 printf "$ttt\n$ttt$ttt\n$ttt\n" | git stripspace >actual &&
374 test_cmp expect actual &&
375
376 printf "$ttt\n$ttt\n$ttt\n$ttt$ttt\n" >expect &&
377 printf "$ttt\n$ttt\n$ttt\n$ttt$ttt\n" | git stripspace >actual &&
378 test_cmp expect actual &&
379
380 printf "$ttt\n$ttt\n\n$ttt$ttt\n$ttt\n" >expect &&
381 printf "$ttt\n$ttt\n\n$ttt$ttt\n$ttt\n" | git stripspace >actual &&
382 test_cmp expect actual &&
383
384 printf "$ttt$ttt\n\n$ttt\n$ttt$ttt\n" >expect &&
385 printf "$ttt$ttt\n\n$ttt\n$ttt$ttt\n" | git stripspace >actual &&
386 test_cmp expect actual &&
387
388 printf "$ttt\n$ttt$ttt\n\n$ttt\n" >expect &&
389 printf "$ttt\n$ttt$ttt\n\n$ttt\n" | git stripspace >actual &&
390 test_cmp expect actual
391'
392
393test_expect_success 'strip comments, too' '
394 test ! -z "$(echo "# comment" | git stripspace)" &&
395 test -z "$(echo "# comment" | git stripspace -s)"
396'
397
398test_expect_success 'strip comments with changed comment char' '
399 test ! -z "$(echo "; comment" | git -c core.commentchar=";" stripspace)" &&
400 test -z "$(echo "; comment" | git -c core.commentchar=";" stripspace -s)"
401'
402
403test_expect_success 'strip comments with changed comment string' '
404 test ! -z "$(echo "// comment" | git -c core.commentchar=// stripspace)" &&
405 test -z "$(echo "// comment" | git -c core.commentchar="//" stripspace -s)"
406'
407
408test_expect_success 'newline as commentchar is forbidden' '
409 test_must_fail git -c core.commentChar="$LF" stripspace -s 2>err &&
410 grep "core.commentchar cannot contain newline" err
411'
412
413test_expect_success 'empty commentchar is forbidden' '
414 test_must_fail git -c core.commentchar= stripspace -s 2>err &&
415 grep "core.commentchar must have at least one character" err
416'
417
418test_expect_success '-c with single line' '
419 printf "# foo\n" >expect &&
420 printf "foo" | git stripspace -c >actual &&
421 test_cmp expect actual
422'
423
424test_expect_success '-c with single line followed by empty line' '
425 printf "# foo\n#\n" >expect &&
426 printf "foo\n\n" | git stripspace -c >actual &&
427 test_cmp expect actual
428'
429
430test_expect_success '-c with newline only' '
431 printf "#\n" >expect &&
432 printf "\n" | git stripspace -c >actual &&
433 test_cmp expect actual
434'
435
436test_expect_success '--comment-lines with single line' '
437 printf "# foo\n" >expect &&
438 printf "foo" | git stripspace -c >actual &&
439 test_cmp expect actual
440'
441
442test_expect_success '-c with changed comment char' '
443 printf "; foo\n" >expect &&
444 printf "foo" | git -c core.commentchar=";" stripspace -c >actual &&
445 test_cmp expect actual
446'
447
448test_expect_success '-c with comment char defined in .git/config' '
449 test_config core.commentchar = &&
450 printf "= foo\n" >expect &&
451 rm -fr sub &&
452 mkdir sub &&
453 printf "foo" | git -C sub stripspace -c >actual &&
454 test_cmp expect actual
455'
456
457test_expect_success '-c outside git repository' '
458 printf "# foo\n" >expect &&
459 printf "foo" | nongit git stripspace -c >actual &&
460 test_cmp expect actual
461'
462
463test_expect_success 'avoid SP-HT sequence in commented line' '
464 printf "#\tone\n#\n# two\n" >expect &&
465 printf "\tone\n\ntwo\n" | git stripspace -c >actual &&
466 test_cmp expect actual
467'
468
469test_done