1 /* Test of POSIX compatible vasnprintf() and asnprintf() functions.
2 Copyright (C) 2007 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2, or (at your option)
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18 /* Written by Bruno Haible <bruno@clisp.org>, 2007. */
24 #include "vasnprintf.h"
33 #define SIZEOF(array) (sizeof (array) / sizeof (array[0]))
34 #define ASSERT(expr) \
39 fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
45 /* The Compaq (ex-DEC) C 6.4 compiler chokes on the expression 0.0 / 0.0. */
50 static double zero = 0.0;
54 # define NaN() (0.0 / 0.0)
58 strmatch (const char *pattern, const char *string)
60 if (strlen (pattern) != strlen (string))
62 for (; *pattern != '\0'; pattern++, string++)
63 if (*pattern != '*' && *string != *pattern)
69 test_function (char * (*my_asnprintf) (char *, size_t *, const char *, ...))
74 /* Test return value convention. */
76 for (size = 0; size <= 8; size++)
79 char *result = my_asnprintf (NULL, &length, "%d", 12345);
80 ASSERT (result != NULL);
81 ASSERT (strcmp (result, "12345") == 0);
86 for (size = 0; size <= 8; size++)
91 memcpy (buf, "DEADBEEF", 8);
93 result = my_asnprintf (buf, &length, "%d", 12345);
94 ASSERT (result != NULL);
95 ASSERT (strcmp (result, "12345") == 0);
98 ASSERT (result != buf);
99 ASSERT (memcmp (buf + size, "DEADBEEF" + size, 8 - size) == 0);
104 /* Test support of size specifiers as in C99. */
109 my_asnprintf (NULL, &length, "%ju %d", (uintmax_t) 12345671, 33, 44, 55);
110 ASSERT (result != NULL);
111 ASSERT (strcmp (result, "12345671 33") == 0);
112 ASSERT (length == strlen (result));
119 my_asnprintf (NULL, &length, "%zu %d", (size_t) 12345672, 33, 44, 55);
120 ASSERT (result != NULL);
121 ASSERT (strcmp (result, "12345672 33") == 0);
122 ASSERT (length == strlen (result));
129 my_asnprintf (NULL, &length, "%tu %d", (ptrdiff_t) 12345673, 33, 44, 55);
130 ASSERT (result != NULL);
131 ASSERT (strcmp (result, "12345673 33") == 0);
132 ASSERT (length == strlen (result));
139 my_asnprintf (NULL, &length, "%Lg %d", (long double) 1.5, 33, 44, 55);
140 ASSERT (result != NULL);
141 ASSERT (strcmp (result, "1.5 33") == 0);
142 ASSERT (length == strlen (result));
146 /* Test the support of the 'a' and 'A' conversion specifier for hexadecimal
147 output of floating-point numbers. */
149 { /* A positive number. */
152 my_asnprintf (NULL, &length, "%a %d", 3.1416015625, 33, 44, 55);
153 ASSERT (result != NULL);
154 ASSERT (strcmp (result, "0x1.922p+1 33") == 0
155 || strcmp (result, "0x3.244p+0 33") == 0
156 || strcmp (result, "0x6.488p-1 33") == 0
157 || strcmp (result, "0xc.91p-2 33") == 0);
158 ASSERT (length == strlen (result));
162 { /* A negative number. */
165 my_asnprintf (NULL, &length, "%A %d", -3.1416015625, 33, 44, 55);
166 ASSERT (result != NULL);
167 ASSERT (strcmp (result, "-0X1.922P+1 33") == 0
168 || strcmp (result, "-0X3.244P+0 33") == 0
169 || strcmp (result, "-0X6.488P-1 33") == 0
170 || strcmp (result, "-0XC.91P-2 33") == 0);
171 ASSERT (length == strlen (result));
175 { /* Positive zero. */
178 my_asnprintf (NULL, &length, "%a %d", 0.0, 33, 44, 55);
179 ASSERT (result != NULL);
180 ASSERT (strcmp (result, "0x0p+0 33") == 0);
181 ASSERT (length == strlen (result));
185 { /* Negative zero. */
188 my_asnprintf (NULL, &length, "%a %d", -0.0, 33, 44, 55);
189 ASSERT (result != NULL);
190 ASSERT (strcmp (result, "-0x0p+0 33") == 0);
191 ASSERT (length == strlen (result));
195 { /* Positive infinity. */
198 my_asnprintf (NULL, &length, "%a %d", 1.0 / 0.0, 33, 44, 55);
199 ASSERT (result != NULL);
200 ASSERT (strcmp (result, "inf 33") == 0);
201 ASSERT (length == strlen (result));
205 { /* Negative infinity. */
208 my_asnprintf (NULL, &length, "%a %d", -1.0 / 0.0, 33, 44, 55);
209 ASSERT (result != NULL);
210 ASSERT (strcmp (result, "-inf 33") == 0);
211 ASSERT (length == strlen (result));
218 my_asnprintf (NULL, &length, "%a %d", NaN (), 33, 44, 55);
219 ASSERT (result != NULL);
220 ASSERT (strcmp (result, "nan 33") == 0);
221 ASSERT (length == strlen (result));
225 { /* Rounding near the decimal point. */
228 my_asnprintf (NULL, &length, "%.0a %d", 1.5, 33, 44, 55);
229 ASSERT (result != NULL);
230 ASSERT (strcmp (result, "0x2p+0 33") == 0
231 || strcmp (result, "0x3p-1 33") == 0
232 || strcmp (result, "0x6p-2 33") == 0
233 || strcmp (result, "0xcp-3 33") == 0);
234 ASSERT (length == strlen (result));
238 { /* Rounding with precision 0. */
241 my_asnprintf (NULL, &length, "%.0a %d", 1.51, 33, 44, 55);
242 ASSERT (result != NULL);
243 ASSERT (strcmp (result, "0x2p+0 33") == 0
244 || strcmp (result, "0x3p-1 33") == 0
245 || strcmp (result, "0x6p-2 33") == 0
246 || strcmp (result, "0xcp-3 33") == 0);
247 ASSERT (length == strlen (result));
251 { /* Rounding with precision 1. */
254 my_asnprintf (NULL, &length, "%.1a %d", 1.51, 33, 44, 55);
255 ASSERT (result != NULL);
256 ASSERT (strcmp (result, "0x1.8p+0 33") == 0
257 || strcmp (result, "0x3.0p-1 33") == 0
258 || strcmp (result, "0x6.1p-2 33") == 0
259 || strcmp (result, "0xc.1p-3 33") == 0);
260 ASSERT (length == strlen (result));
264 { /* Rounding with precision 2. */
267 my_asnprintf (NULL, &length, "%.2a %d", 1.51, 33, 44, 55);
268 ASSERT (result != NULL);
269 ASSERT (strcmp (result, "0x1.83p+0 33") == 0
270 || strcmp (result, "0x3.05p-1 33") == 0
271 || strcmp (result, "0x6.0ap-2 33") == 0
272 || strcmp (result, "0xc.14p-3 33") == 0);
273 ASSERT (length == strlen (result));
277 { /* Rounding with precision 3. */
280 my_asnprintf (NULL, &length, "%.3a %d", 1.51, 33, 44, 55);
281 ASSERT (result != NULL);
282 ASSERT (strcmp (result, "0x1.829p+0 33") == 0
283 || strcmp (result, "0x3.052p-1 33") == 0
284 || strcmp (result, "0x6.0a4p-2 33") == 0
285 || strcmp (result, "0xc.148p-3 33") == 0);
286 ASSERT (length == strlen (result));
290 { /* Rounding can turn a ...FFF into a ...000. */
293 my_asnprintf (NULL, &length, "%.3a %d", 1.49999, 33, 44, 55);
294 ASSERT (result != NULL);
295 ASSERT (strcmp (result, "0x1.800p+0 33") == 0
296 || strcmp (result, "0x3.000p-1 33") == 0
297 || strcmp (result, "0x6.000p-2 33") == 0
298 || strcmp (result, "0xc.000p-3 33") == 0);
299 ASSERT (length == strlen (result));
303 { /* Rounding can turn a ...FFF into a ...000.
304 This shows a MacOS X 10.3.9 (Darwin 7.9) bug. */
307 my_asnprintf (NULL, &length, "%.1a %d", 1.999, 33, 44, 55);
308 ASSERT (result != NULL);
309 ASSERT (strcmp (result, "0x1.0p+1 33") == 0
310 || strcmp (result, "0x2.0p+0 33") == 0
311 || strcmp (result, "0x4.0p-1 33") == 0
312 || strcmp (result, "0x8.0p-2 33") == 0);
313 ASSERT (length == strlen (result));
320 my_asnprintf (NULL, &length, "%10a %d", 1.75, 33, 44, 55);
321 ASSERT (result != NULL);
322 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
323 || strcmp (result, " 0x3.8p-1 33") == 0
324 || strcmp (result, " 0x7p-2 33") == 0
325 || strcmp (result, " 0xep-3 33") == 0);
326 ASSERT (length == strlen (result));
330 { /* Small precision. */
333 my_asnprintf (NULL, &length, "%.10a %d", 1.75, 33, 44, 55);
334 ASSERT (result != NULL);
335 ASSERT (strcmp (result, "0x1.c000000000p+0 33") == 0
336 || strcmp (result, "0x3.8000000000p-1 33") == 0
337 || strcmp (result, "0x7.0000000000p-2 33") == 0
338 || strcmp (result, "0xe.0000000000p-3 33") == 0);
339 ASSERT (length == strlen (result));
343 { /* Large precision. */
346 my_asnprintf (NULL, &length, "%.50a %d", 1.75, 33, 44, 55);
347 ASSERT (result != NULL);
348 ASSERT (strcmp (result, "0x1.c0000000000000000000000000000000000000000000000000p+0 33") == 0
349 || strcmp (result, "0x3.80000000000000000000000000000000000000000000000000p-1 33") == 0
350 || strcmp (result, "0x7.00000000000000000000000000000000000000000000000000p-2 33") == 0
351 || strcmp (result, "0xe.00000000000000000000000000000000000000000000000000p-3 33") == 0);
352 ASSERT (length == strlen (result));
359 my_asnprintf (NULL, &length, "%-10a %d", 1.75, 33, 44, 55);
360 ASSERT (result != NULL);
361 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
362 || strcmp (result, "0x3.8p-1 33") == 0
363 || strcmp (result, "0x7p-2 33") == 0
364 || strcmp (result, "0xep-3 33") == 0);
365 ASSERT (length == strlen (result));
369 { /* FLAG_SHOWSIGN. */
372 my_asnprintf (NULL, &length, "%+a %d", 1.75, 33, 44, 55);
373 ASSERT (result != NULL);
374 ASSERT (strcmp (result, "+0x1.cp+0 33") == 0
375 || strcmp (result, "+0x3.8p-1 33") == 0
376 || strcmp (result, "+0x7p-2 33") == 0
377 || strcmp (result, "+0xep-3 33") == 0);
378 ASSERT (length == strlen (result));
385 my_asnprintf (NULL, &length, "% a %d", 1.75, 33, 44, 55);
386 ASSERT (result != NULL);
387 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
388 || strcmp (result, " 0x3.8p-1 33") == 0
389 || strcmp (result, " 0x7p-2 33") == 0
390 || strcmp (result, " 0xep-3 33") == 0);
391 ASSERT (length == strlen (result));
398 my_asnprintf (NULL, &length, "%#a %d", 1.75, 33, 44, 55);
399 ASSERT (result != NULL);
400 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
401 || strcmp (result, "0x3.8p-1 33") == 0
402 || strcmp (result, "0x7.p-2 33") == 0
403 || strcmp (result, "0xe.p-3 33") == 0);
404 ASSERT (length == strlen (result));
411 my_asnprintf (NULL, &length, "%#a %d", 1.0, 33, 44, 55);
412 ASSERT (result != NULL);
413 ASSERT (strcmp (result, "0x1.p+0 33") == 0
414 || strcmp (result, "0x2.p-1 33") == 0
415 || strcmp (result, "0x4.p-2 33") == 0
416 || strcmp (result, "0x8.p-3 33") == 0);
417 ASSERT (length == strlen (result));
421 { /* FLAG_ZERO with finite number. */
424 my_asnprintf (NULL, &length, "%010a %d", 1.75, 33, 44, 55);
425 ASSERT (result != NULL);
426 ASSERT (strcmp (result, "0x001.cp+0 33") == 0
427 || strcmp (result, "0x003.8p-1 33") == 0
428 || strcmp (result, "0x00007p-2 33") == 0
429 || strcmp (result, "0x0000ep-3 33") == 0);
430 ASSERT (length == strlen (result));
434 { /* FLAG_ZERO with infinite number. */
437 my_asnprintf (NULL, &length, "%010a %d", 1.0 / 0.0, 33, 44, 55);
438 ASSERT (result != NULL);
439 /* "0000000inf 33" is not a valid result; see
440 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
441 ASSERT (strcmp (result, " inf 33") == 0);
442 ASSERT (length == strlen (result));
446 { /* FLAG_ZERO with NaN. */
449 my_asnprintf (NULL, &length, "%010a %d", NaN (), 33, 44, 55);
450 ASSERT (result != NULL);
451 /* "0000000nan 33" is not a valid result; see
452 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
453 ASSERT (strcmp (result, " nan 33") == 0);
454 ASSERT (length == strlen (result));
458 { /* A positive number. */
461 my_asnprintf (NULL, &length, "%La %d", 3.1416015625L, 33, 44, 55);
462 ASSERT (result != NULL);
463 ASSERT (strcmp (result, "0x1.922p+1 33") == 0
464 || strcmp (result, "0x3.244p+0 33") == 0
465 || strcmp (result, "0x6.488p-1 33") == 0
466 || strcmp (result, "0xc.91p-2 33") == 0);
467 ASSERT (length == strlen (result));
471 { /* A negative number. */
474 my_asnprintf (NULL, &length, "%LA %d", -3.1416015625L, 33, 44, 55);
475 ASSERT (result != NULL);
476 ASSERT (strcmp (result, "-0X1.922P+1 33") == 0
477 || strcmp (result, "-0X3.244P+0 33") == 0
478 || strcmp (result, "-0X6.488P-1 33") == 0
479 || strcmp (result, "-0XC.91P-2 33") == 0);
480 ASSERT (length == strlen (result));
484 { /* Positive zero. */
487 my_asnprintf (NULL, &length, "%La %d", 0.0L, 33, 44, 55);
488 ASSERT (result != NULL);
489 ASSERT (strcmp (result, "0x0p+0 33") == 0);
490 ASSERT (length == strlen (result));
494 { /* Negative zero. */
497 my_asnprintf (NULL, &length, "%La %d", -0.0L, 33, 44, 55);
498 ASSERT (result != NULL);
499 ASSERT (strcmp (result, "-0x0p+0 33") == 0);
500 ASSERT (length == strlen (result));
504 { /* Positive infinity. */
507 my_asnprintf (NULL, &length, "%La %d", 1.0L / 0.0L, 33, 44, 55);
508 ASSERT (result != NULL);
509 ASSERT (strcmp (result, "inf 33") == 0);
510 ASSERT (length == strlen (result));
514 { /* Negative infinity. */
517 my_asnprintf (NULL, &length, "%La %d", -1.0L / 0.0L, 33, 44, 55);
518 ASSERT (result != NULL);
519 ASSERT (strcmp (result, "-inf 33") == 0);
520 ASSERT (length == strlen (result));
527 my_asnprintf (NULL, &length, "%La %d", 0.0L / 0.0L, 33, 44, 55);
528 ASSERT (result != NULL);
529 ASSERT (strcmp (result, "nan 33") == 0);
530 ASSERT (length == strlen (result));
534 { /* Rounding near the decimal point. */
537 my_asnprintf (NULL, &length, "%.0La %d", 1.5L, 33, 44, 55);
538 ASSERT (result != NULL);
539 ASSERT (strcmp (result, "0x2p+0 33") == 0
540 || strcmp (result, "0x3p-1 33") == 0
541 || strcmp (result, "0x6p-2 33") == 0
542 || strcmp (result, "0xcp-3 33") == 0);
543 ASSERT (length == strlen (result));
547 { /* Rounding with precision 0. */
550 my_asnprintf (NULL, &length, "%.0La %d", 1.51L, 33, 44, 55);
551 ASSERT (result != NULL);
552 ASSERT (strcmp (result, "0x2p+0 33") == 0
553 || strcmp (result, "0x3p-1 33") == 0
554 || strcmp (result, "0x6p-2 33") == 0
555 || strcmp (result, "0xcp-3 33") == 0);
556 ASSERT (length == strlen (result));
560 { /* Rounding with precision 1. */
563 my_asnprintf (NULL, &length, "%.1La %d", 1.51L, 33, 44, 55);
564 ASSERT (result != NULL);
565 ASSERT (strcmp (result, "0x1.8p+0 33") == 0
566 || strcmp (result, "0x3.0p-1 33") == 0
567 || strcmp (result, "0x6.1p-2 33") == 0
568 || strcmp (result, "0xc.1p-3 33") == 0);
569 ASSERT (length == strlen (result));
573 { /* Rounding with precision 2. */
576 my_asnprintf (NULL, &length, "%.2La %d", 1.51L, 33, 44, 55);
577 ASSERT (result != NULL);
578 ASSERT (strcmp (result, "0x1.83p+0 33") == 0
579 || strcmp (result, "0x3.05p-1 33") == 0
580 || strcmp (result, "0x6.0ap-2 33") == 0
581 || strcmp (result, "0xc.14p-3 33") == 0);
582 ASSERT (length == strlen (result));
586 { /* Rounding with precision 3. */
589 my_asnprintf (NULL, &length, "%.3La %d", 1.51L, 33, 44, 55);
590 ASSERT (result != NULL);
591 ASSERT (strcmp (result, "0x1.829p+0 33") == 0
592 || strcmp (result, "0x3.052p-1 33") == 0
593 || strcmp (result, "0x6.0a4p-2 33") == 0
594 || strcmp (result, "0xc.148p-3 33") == 0);
595 ASSERT (length == strlen (result));
599 { /* Rounding can turn a ...FFF into a ...000. */
602 my_asnprintf (NULL, &length, "%.3La %d", 1.49999L, 33, 44, 55);
603 ASSERT (result != NULL);
604 ASSERT (strcmp (result, "0x1.800p+0 33") == 0
605 || strcmp (result, "0x3.000p-1 33") == 0
606 || strcmp (result, "0x6.000p-2 33") == 0
607 || strcmp (result, "0xc.000p-3 33") == 0);
608 ASSERT (length == strlen (result));
612 { /* Rounding can turn a ...FFF into a ...000.
613 This shows a MacOS X 10.3.9 (Darwin 7.9) bug and a
614 glibc 2.4 bug <http://sourceware.org/bugzilla/show_bug.cgi?id=2908>. */
617 my_asnprintf (NULL, &length, "%.1La %d", 1.999L, 33, 44, 55);
618 ASSERT (result != NULL);
619 ASSERT (strcmp (result, "0x1.0p+1 33") == 0
620 || strcmp (result, "0x2.0p+0 33") == 0
621 || strcmp (result, "0x4.0p-1 33") == 0
622 || strcmp (result, "0x8.0p-2 33") == 0);
623 ASSERT (length == strlen (result));
630 my_asnprintf (NULL, &length, "%10La %d", 1.75L, 33, 44, 55);
631 ASSERT (result != NULL);
632 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
633 || strcmp (result, " 0x3.8p-1 33") == 0
634 || strcmp (result, " 0x7p-2 33") == 0
635 || strcmp (result, " 0xep-3 33") == 0);
636 ASSERT (length == strlen (result));
640 { /* Small precision. */
643 my_asnprintf (NULL, &length, "%.10La %d", 1.75L, 33, 44, 55);
644 ASSERT (result != NULL);
645 ASSERT (strcmp (result, "0x1.c000000000p+0 33") == 0
646 || strcmp (result, "0x3.8000000000p-1 33") == 0
647 || strcmp (result, "0x7.0000000000p-2 33") == 0
648 || strcmp (result, "0xe.0000000000p-3 33") == 0);
649 ASSERT (length == strlen (result));
653 { /* Large precision. */
656 my_asnprintf (NULL, &length, "%.50La %d", 1.75L, 33, 44, 55);
657 ASSERT (result != NULL);
658 ASSERT (strcmp (result, "0x1.c0000000000000000000000000000000000000000000000000p+0 33") == 0
659 || strcmp (result, "0x3.80000000000000000000000000000000000000000000000000p-1 33") == 0
660 || strcmp (result, "0x7.00000000000000000000000000000000000000000000000000p-2 33") == 0
661 || strcmp (result, "0xe.00000000000000000000000000000000000000000000000000p-3 33") == 0);
662 ASSERT (length == strlen (result));
669 my_asnprintf (NULL, &length, "%-10La %d", 1.75L, 33, 44, 55);
670 ASSERT (result != NULL);
671 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
672 || strcmp (result, "0x3.8p-1 33") == 0
673 || strcmp (result, "0x7p-2 33") == 0
674 || strcmp (result, "0xep-3 33") == 0);
675 ASSERT (length == strlen (result));
679 { /* FLAG_SHOWSIGN. */
682 my_asnprintf (NULL, &length, "%+La %d", 1.75L, 33, 44, 55);
683 ASSERT (result != NULL);
684 ASSERT (strcmp (result, "+0x1.cp+0 33") == 0
685 || strcmp (result, "+0x3.8p-1 33") == 0
686 || strcmp (result, "+0x7p-2 33") == 0
687 || strcmp (result, "+0xep-3 33") == 0);
688 ASSERT (length == strlen (result));
695 my_asnprintf (NULL, &length, "% La %d", 1.75L, 33, 44, 55);
696 ASSERT (result != NULL);
697 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
698 || strcmp (result, " 0x3.8p-1 33") == 0
699 || strcmp (result, " 0x7p-2 33") == 0
700 || strcmp (result, " 0xep-3 33") == 0);
701 ASSERT (length == strlen (result));
708 my_asnprintf (NULL, &length, "%#La %d", 1.75L, 33, 44, 55);
709 ASSERT (result != NULL);
710 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
711 || strcmp (result, "0x3.8p-1 33") == 0
712 || strcmp (result, "0x7.p-2 33") == 0
713 || strcmp (result, "0xe.p-3 33") == 0);
714 ASSERT (length == strlen (result));
721 my_asnprintf (NULL, &length, "%#La %d", 1.0L, 33, 44, 55);
722 ASSERT (result != NULL);
723 ASSERT (strcmp (result, "0x1.p+0 33") == 0
724 || strcmp (result, "0x2.p-1 33") == 0
725 || strcmp (result, "0x4.p-2 33") == 0
726 || strcmp (result, "0x8.p-3 33") == 0);
727 ASSERT (length == strlen (result));
731 { /* FLAG_ZERO with finite number. */
734 my_asnprintf (NULL, &length, "%010La %d", 1.75L, 33, 44, 55);
735 ASSERT (result != NULL);
736 ASSERT (strcmp (result, "0x001.cp+0 33") == 0
737 || strcmp (result, "0x003.8p-1 33") == 0
738 || strcmp (result, "0x00007p-2 33") == 0
739 || strcmp (result, "0x0000ep-3 33") == 0);
740 ASSERT (length == strlen (result));
744 { /* FLAG_ZERO with infinite number. */
747 my_asnprintf (NULL, &length, "%010La %d", 1.0L / 0.0L, 33, 44, 55);
748 ASSERT (result != NULL);
749 /* "0000000inf 33" is not a valid result; see
750 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
751 ASSERT (strcmp (result, " inf 33") == 0);
752 ASSERT (length == strlen (result));
756 { /* FLAG_ZERO with NaN. */
759 my_asnprintf (NULL, &length, "%010La %d", 0.0L / 0.0L, 33, 44, 55);
760 ASSERT (result != NULL);
761 /* "0000000nan 33" is not a valid result; see
762 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
763 ASSERT (strcmp (result, " nan 33") == 0);
764 ASSERT (length == strlen (result));
768 /* Test the support of the %f format directive. */
770 { /* A positive number. */
773 my_asnprintf (NULL, &length, "%f %d", 12.75, 33, 44, 55);
774 ASSERT (result != NULL);
775 ASSERT (strcmp (result, "12.750000 33") == 0);
776 ASSERT (length == strlen (result));
780 { /* A larger positive number. */
783 my_asnprintf (NULL, &length, "%f %d", 1234567.0, 33, 44, 55);
784 ASSERT (result != NULL);
785 ASSERT (strcmp (result, "1234567.000000 33") == 0);
786 ASSERT (length == strlen (result));
790 { /* Small and large positive numbers. */
791 static struct { double value; const char *string; } data[] =
793 { 1.234321234321234e-37, "0.000000" },
794 { 1.234321234321234e-36, "0.000000" },
795 { 1.234321234321234e-35, "0.000000" },
796 { 1.234321234321234e-34, "0.000000" },
797 { 1.234321234321234e-33, "0.000000" },
798 { 1.234321234321234e-32, "0.000000" },
799 { 1.234321234321234e-31, "0.000000" },
800 { 1.234321234321234e-30, "0.000000" },
801 { 1.234321234321234e-29, "0.000000" },
802 { 1.234321234321234e-28, "0.000000" },
803 { 1.234321234321234e-27, "0.000000" },
804 { 1.234321234321234e-26, "0.000000" },
805 { 1.234321234321234e-25, "0.000000" },
806 { 1.234321234321234e-24, "0.000000" },
807 { 1.234321234321234e-23, "0.000000" },
808 { 1.234321234321234e-22, "0.000000" },
809 { 1.234321234321234e-21, "0.000000" },
810 { 1.234321234321234e-20, "0.000000" },
811 { 1.234321234321234e-19, "0.000000" },
812 { 1.234321234321234e-18, "0.000000" },
813 { 1.234321234321234e-17, "0.000000" },
814 { 1.234321234321234e-16, "0.000000" },
815 { 1.234321234321234e-15, "0.000000" },
816 { 1.234321234321234e-14, "0.000000" },
817 { 1.234321234321234e-13, "0.000000" },
818 { 1.234321234321234e-12, "0.000000" },
819 { 1.234321234321234e-11, "0.000000" },
820 { 1.234321234321234e-10, "0.000000" },
821 { 1.234321234321234e-9, "0.000000" },
822 { 1.234321234321234e-8, "0.000000" },
823 { 1.234321234321234e-7, "0.000000" },
824 { 1.234321234321234e-6, "0.000001" },
825 { 1.234321234321234e-5, "0.000012" },
826 { 1.234321234321234e-4, "0.000123" },
827 { 1.234321234321234e-3, "0.001234" },
828 { 1.234321234321234e-2, "0.012343" },
829 { 1.234321234321234e-1, "0.123432" },
830 { 1.234321234321234, "1.234321" },
831 { 1.234321234321234e1, "12.343212" },
832 { 1.234321234321234e2, "123.432123" },
833 { 1.234321234321234e3, "1234.321234" },
834 { 1.234321234321234e4, "12343.212343" },
835 { 1.234321234321234e5, "123432.123432" },
836 { 1.234321234321234e6, "1234321.234321" },
837 { 1.234321234321234e7, "12343212.343212" },
838 { 1.234321234321234e8, "123432123.432123" },
839 { 1.234321234321234e9, "1234321234.321234" },
840 { 1.234321234321234e10, "12343212343.2123**" },
841 { 1.234321234321234e11, "123432123432.123***" },
842 { 1.234321234321234e12, "1234321234321.23****" },
843 { 1.234321234321234e13, "12343212343212.3*****" },
844 { 1.234321234321234e14, "123432123432123.******" },
845 { 1.234321234321234e15, "1234321234321234.000000" },
846 { 1.234321234321234e16, "123432123432123**.000000" },
847 { 1.234321234321234e17, "123432123432123***.000000" },
848 { 1.234321234321234e18, "123432123432123****.000000" },
849 { 1.234321234321234e19, "123432123432123*****.000000" },
850 { 1.234321234321234e20, "123432123432123******.000000" },
851 { 1.234321234321234e21, "123432123432123*******.000000" },
852 { 1.234321234321234e22, "123432123432123********.000000" },
853 { 1.234321234321234e23, "123432123432123*********.000000" },
854 { 1.234321234321234e24, "123432123432123**********.000000" },
855 { 1.234321234321234e25, "123432123432123***********.000000" },
856 { 1.234321234321234e26, "123432123432123************.000000" },
857 { 1.234321234321234e27, "123432123432123*************.000000" },
858 { 1.234321234321234e28, "123432123432123**************.000000" },
859 { 1.234321234321234e29, "123432123432123***************.000000" },
860 { 1.234321234321234e30, "123432123432123****************.000000" },
861 { 1.234321234321234e31, "123432123432123*****************.000000" },
862 { 1.234321234321234e32, "123432123432123******************.000000" },
863 { 1.234321234321234e33, "123432123432123*******************.000000" },
864 { 1.234321234321234e34, "123432123432123********************.000000" },
865 { 1.234321234321234e35, "123432123432123*********************.000000" },
866 { 1.234321234321234e36, "123432123432123**********************.000000" }
869 for (k = 0; k < SIZEOF (data); k++)
873 my_asnprintf (NULL, &length, "%f", data[k].value);
874 ASSERT (result != NULL);
875 ASSERT (strmatch (data[k].string, result));
876 ASSERT (length == strlen (result));
881 { /* A negative number. */
884 my_asnprintf (NULL, &length, "%f %d", -0.03125, 33, 44, 55);
885 ASSERT (result != NULL);
886 ASSERT (strcmp (result, "-0.031250 33") == 0);
887 ASSERT (length == strlen (result));
891 { /* Positive zero. */
894 my_asnprintf (NULL, &length, "%f %d", 0.0, 33, 44, 55);
895 ASSERT (result != NULL);
896 ASSERT (strcmp (result, "0.000000 33") == 0);
897 ASSERT (length == strlen (result));
901 { /* Negative zero. */
904 my_asnprintf (NULL, &length, "%f %d", -0.0, 33, 44, 55);
905 ASSERT (result != NULL);
906 ASSERT (strcmp (result, "-0.000000 33") == 0);
907 ASSERT (length == strlen (result));
911 { /* Positive infinity. */
914 my_asnprintf (NULL, &length, "%f %d", 1.0 / 0.0, 33, 44, 55);
915 ASSERT (result != NULL);
916 ASSERT (strcmp (result, "inf 33") == 0
917 || strcmp (result, "infinity 33") == 0);
918 ASSERT (length == strlen (result));
922 { /* Negative infinity. */
925 my_asnprintf (NULL, &length, "%f %d", -1.0 / 0.0, 33, 44, 55);
926 ASSERT (result != NULL);
927 ASSERT (strcmp (result, "-inf 33") == 0
928 || strcmp (result, "-infinity 33") == 0);
929 ASSERT (length == strlen (result));
936 my_asnprintf (NULL, &length, "%f %d", NaN (), 33, 44, 55);
937 ASSERT (result != NULL);
938 ASSERT (strcmp (result, "nan 33") == 0);
939 ASSERT (length == strlen (result));
946 my_asnprintf (NULL, &length, "%10f %d", 1.75, 33, 44, 55);
947 ASSERT (result != NULL);
948 ASSERT (strcmp (result, " 1.750000 33") == 0);
949 ASSERT (length == strlen (result));
956 my_asnprintf (NULL, &length, "%-10f %d", 1.75, 33, 44, 55);
957 ASSERT (result != NULL);
958 ASSERT (strcmp (result, "1.750000 33") == 0);
959 ASSERT (length == strlen (result));
963 { /* FLAG_SHOWSIGN. */
966 my_asnprintf (NULL, &length, "%+f %d", 1.75, 33, 44, 55);
967 ASSERT (result != NULL);
968 ASSERT (strcmp (result, "+1.750000 33") == 0);
969 ASSERT (length == strlen (result));
976 my_asnprintf (NULL, &length, "% f %d", 1.75, 33, 44, 55);
977 ASSERT (result != NULL);
978 ASSERT (strcmp (result, " 1.750000 33") == 0);
979 ASSERT (length == strlen (result));
986 my_asnprintf (NULL, &length, "%#f %d", 1.75, 33, 44, 55);
987 ASSERT (result != NULL);
988 ASSERT (strcmp (result, "1.750000 33") == 0);
989 ASSERT (length == strlen (result));
996 my_asnprintf (NULL, &length, "%#.f %d", 1.75, 33, 44, 55);
997 ASSERT (result != NULL);
998 ASSERT (strcmp (result, "2. 33") == 0);
999 ASSERT (length == strlen (result));
1003 { /* FLAG_ZERO with finite number. */
1006 my_asnprintf (NULL, &length, "%015f %d", 1234.0, 33, 44, 55);
1007 ASSERT (result != NULL);
1008 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1009 ASSERT (length == strlen (result));
1013 { /* FLAG_ZERO with infinite number. */
1016 my_asnprintf (NULL, &length, "%015f %d", -1.0 / 0.0, 33, 44, 55);
1017 ASSERT (result != NULL);
1018 ASSERT (strcmp (result, " -inf 33") == 0
1019 || strcmp (result, " -infinity 33") == 0);
1020 ASSERT (length == strlen (result));
1024 { /* FLAG_ZERO with NaN. */
1027 my_asnprintf (NULL, &length, "%015f %d", NaN (), 33, 44, 55);
1028 ASSERT (result != NULL);
1029 ASSERT (strcmp (result, " nan 33") == 0);
1030 ASSERT (length == strlen (result));
1037 my_asnprintf (NULL, &length, "%.f %d", 1234.0, 33, 44, 55);
1038 ASSERT (result != NULL);
1039 ASSERT (strcmp (result, "1234 33") == 0);
1040 ASSERT (length == strlen (result));
1044 { /* A positive number. */
1047 my_asnprintf (NULL, &length, "%Lf %d", 12.75L, 33, 44, 55);
1048 ASSERT (result != NULL);
1049 ASSERT (strcmp (result, "12.750000 33") == 0);
1050 ASSERT (length == strlen (result));
1054 { /* A larger positive number. */
1057 my_asnprintf (NULL, &length, "%Lf %d", 1234567.0L, 33, 44, 55);
1058 ASSERT (result != NULL);
1059 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1060 ASSERT (length == strlen (result));
1064 { /* Small and large positive numbers. */
1065 static struct { long double value; const char *string; } data[] =
1067 { 1.234321234321234e-37L, "0.000000" },
1068 { 1.234321234321234e-36L, "0.000000" },
1069 { 1.234321234321234e-35L, "0.000000" },
1070 { 1.234321234321234e-34L, "0.000000" },
1071 { 1.234321234321234e-33L, "0.000000" },
1072 { 1.234321234321234e-32L, "0.000000" },
1073 { 1.234321234321234e-31L, "0.000000" },
1074 { 1.234321234321234e-30L, "0.000000" },
1075 { 1.234321234321234e-29L, "0.000000" },
1076 { 1.234321234321234e-28L, "0.000000" },
1077 { 1.234321234321234e-27L, "0.000000" },
1078 { 1.234321234321234e-26L, "0.000000" },
1079 { 1.234321234321234e-25L, "0.000000" },
1080 { 1.234321234321234e-24L, "0.000000" },
1081 { 1.234321234321234e-23L, "0.000000" },
1082 { 1.234321234321234e-22L, "0.000000" },
1083 { 1.234321234321234e-21L, "0.000000" },
1084 { 1.234321234321234e-20L, "0.000000" },
1085 { 1.234321234321234e-19L, "0.000000" },
1086 { 1.234321234321234e-18L, "0.000000" },
1087 { 1.234321234321234e-17L, "0.000000" },
1088 { 1.234321234321234e-16L, "0.000000" },
1089 { 1.234321234321234e-15L, "0.000000" },
1090 { 1.234321234321234e-14L, "0.000000" },
1091 { 1.234321234321234e-13L, "0.000000" },
1092 { 1.234321234321234e-12L, "0.000000" },
1093 { 1.234321234321234e-11L, "0.000000" },
1094 { 1.234321234321234e-10L, "0.000000" },
1095 { 1.234321234321234e-9L, "0.000000" },
1096 { 1.234321234321234e-8L, "0.000000" },
1097 { 1.234321234321234e-7L, "0.000000" },
1098 { 1.234321234321234e-6L, "0.000001" },
1099 { 1.234321234321234e-5L, "0.000012" },
1100 { 1.234321234321234e-4L, "0.000123" },
1101 { 1.234321234321234e-3L, "0.001234" },
1102 { 1.234321234321234e-2L, "0.012343" },
1103 { 1.234321234321234e-1L, "0.123432" },
1104 { 1.234321234321234L, "1.234321" },
1105 { 1.234321234321234e1L, "12.343212" },
1106 { 1.234321234321234e2L, "123.432123" },
1107 { 1.234321234321234e3L, "1234.321234" },
1108 { 1.234321234321234e4L, "12343.212343" },
1109 { 1.234321234321234e5L, "123432.123432" },
1110 { 1.234321234321234e6L, "1234321.234321" },
1111 { 1.234321234321234e7L, "12343212.343212" },
1112 { 1.234321234321234e8L, "123432123.432123" },
1113 { 1.234321234321234e9L, "1234321234.321234" },
1114 { 1.234321234321234e10L, "12343212343.2123**" },
1115 { 1.234321234321234e11L, "123432123432.123***" },
1116 { 1.234321234321234e12L, "1234321234321.23****" },
1117 { 1.234321234321234e13L, "12343212343212.3*****" },
1118 { 1.234321234321234e14L, "123432123432123.******" },
1119 { 1.234321234321234e15L, "1234321234321234.000000" },
1120 { 1.234321234321234e16L, "123432123432123**.000000" },
1121 { 1.234321234321234e17L, "123432123432123***.000000" },
1122 { 1.234321234321234e18L, "123432123432123****.000000" },
1123 { 1.234321234321234e19L, "123432123432123*****.000000" },
1124 { 1.234321234321234e20L, "123432123432123******.000000" },
1125 { 1.234321234321234e21L, "123432123432123*******.000000" },
1126 { 1.234321234321234e22L, "123432123432123********.000000" },
1127 { 1.234321234321234e23L, "123432123432123*********.000000" },
1128 { 1.234321234321234e24L, "123432123432123**********.000000" },
1129 { 1.234321234321234e25L, "123432123432123***********.000000" },
1130 { 1.234321234321234e26L, "123432123432123************.000000" },
1131 { 1.234321234321234e27L, "123432123432123*************.000000" },
1132 { 1.234321234321234e28L, "123432123432123**************.000000" },
1133 { 1.234321234321234e29L, "123432123432123***************.000000" },
1134 { 1.234321234321234e30L, "123432123432123****************.000000" },
1135 { 1.234321234321234e31L, "123432123432123*****************.000000" },
1136 { 1.234321234321234e32L, "123432123432123******************.000000" },
1137 { 1.234321234321234e33L, "123432123432123*******************.000000" },
1138 { 1.234321234321234e34L, "123432123432123********************.000000" },
1139 { 1.234321234321234e35L, "123432123432123*********************.000000" },
1140 { 1.234321234321234e36L, "123432123432123**********************.000000" }
1143 for (k = 0; k < SIZEOF (data); k++)
1147 my_asnprintf (NULL, &length, "%Lf", data[k].value);
1148 ASSERT (result != NULL);
1149 ASSERT (strmatch (data[k].string, result));
1150 ASSERT (length == strlen (result));
1155 { /* A negative number. */
1158 my_asnprintf (NULL, &length, "%Lf %d", -0.03125L, 33, 44, 55);
1159 ASSERT (result != NULL);
1160 ASSERT (strcmp (result, "-0.031250 33") == 0);
1161 ASSERT (length == strlen (result));
1165 { /* Positive zero. */
1168 my_asnprintf (NULL, &length, "%Lf %d", 0.0L, 33, 44, 55);
1169 ASSERT (result != NULL);
1170 ASSERT (strcmp (result, "0.000000 33") == 0);
1171 ASSERT (length == strlen (result));
1175 { /* Negative zero. */
1178 my_asnprintf (NULL, &length, "%Lf %d", -0.0L, 33, 44, 55);
1179 ASSERT (result != NULL);
1180 ASSERT (strcmp (result, "-0.000000 33") == 0);
1181 ASSERT (length == strlen (result));
1185 { /* Positive infinity. */
1188 my_asnprintf (NULL, &length, "%Lf %d", 1.0L / 0.0L, 33, 44, 55);
1189 ASSERT (result != NULL);
1190 ASSERT (strcmp (result, "inf 33") == 0
1191 || strcmp (result, "infinity 33") == 0);
1192 ASSERT (length == strlen (result));
1196 { /* Negative infinity. */
1199 my_asnprintf (NULL, &length, "%Lf %d", -1.0L / 0.0L, 33, 44, 55);
1200 ASSERT (result != NULL);
1201 ASSERT (strcmp (result, "-inf 33") == 0
1202 || strcmp (result, "-infinity 33") == 0);
1203 ASSERT (length == strlen (result));
1208 static long double zero = 0.0L;
1211 my_asnprintf (NULL, &length, "%Lf %d", zero / zero, 33, 44, 55);
1212 ASSERT (result != NULL);
1213 ASSERT (strcmp (result, "nan 33") == 0);
1214 ASSERT (length == strlen (result));
1221 my_asnprintf (NULL, &length, "%10Lf %d", 1.75L, 33, 44, 55);
1222 ASSERT (result != NULL);
1223 ASSERT (strcmp (result, " 1.750000 33") == 0);
1224 ASSERT (length == strlen (result));
1231 my_asnprintf (NULL, &length, "%-10Lf %d", 1.75L, 33, 44, 55);
1232 ASSERT (result != NULL);
1233 ASSERT (strcmp (result, "1.750000 33") == 0);
1234 ASSERT (length == strlen (result));
1238 { /* FLAG_SHOWSIGN. */
1241 my_asnprintf (NULL, &length, "%+Lf %d", 1.75L, 33, 44, 55);
1242 ASSERT (result != NULL);
1243 ASSERT (strcmp (result, "+1.750000 33") == 0);
1244 ASSERT (length == strlen (result));
1251 my_asnprintf (NULL, &length, "% Lf %d", 1.75L, 33, 44, 55);
1252 ASSERT (result != NULL);
1253 ASSERT (strcmp (result, " 1.750000 33") == 0);
1254 ASSERT (length == strlen (result));
1261 my_asnprintf (NULL, &length, "%#Lf %d", 1.75L, 33, 44, 55);
1262 ASSERT (result != NULL);
1263 ASSERT (strcmp (result, "1.750000 33") == 0);
1264 ASSERT (length == strlen (result));
1271 my_asnprintf (NULL, &length, "%#.Lf %d", 1.75L, 33, 44, 55);
1272 ASSERT (result != NULL);
1273 ASSERT (strcmp (result, "2. 33") == 0);
1274 ASSERT (length == strlen (result));
1278 { /* FLAG_ZERO with finite number. */
1281 my_asnprintf (NULL, &length, "%015Lf %d", 1234.0L, 33, 44, 55);
1282 ASSERT (result != NULL);
1283 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1284 ASSERT (length == strlen (result));
1288 { /* FLAG_ZERO with infinite number. */
1291 my_asnprintf (NULL, &length, "%015Lf %d", -1.0L / 0.0L, 33, 44, 55);
1292 ASSERT (result != NULL);
1293 ASSERT (strcmp (result, " -inf 33") == 0
1294 || strcmp (result, " -infinity 33") == 0);
1295 ASSERT (length == strlen (result));
1299 { /* FLAG_ZERO with NaN. */
1300 static long double zero = 0.0L;
1303 my_asnprintf (NULL, &length, "%015Lf %d", zero / zero, 33, 44, 55);
1304 ASSERT (result != NULL);
1305 ASSERT (strcmp (result, " nan 33") == 0);
1306 ASSERT (length == strlen (result));
1313 my_asnprintf (NULL, &length, "%.Lf %d", 1234.0L, 33, 44, 55);
1314 ASSERT (result != NULL);
1315 ASSERT (strcmp (result, "1234 33") == 0);
1316 ASSERT (length == strlen (result));
1320 /* Test the support of the %F format directive. */
1322 { /* A positive number. */
1325 my_asnprintf (NULL, &length, "%F %d", 12.75, 33, 44, 55);
1326 ASSERT (result != NULL);
1327 ASSERT (strcmp (result, "12.750000 33") == 0);
1328 ASSERT (length == strlen (result));
1332 { /* A larger positive number. */
1335 my_asnprintf (NULL, &length, "%F %d", 1234567.0, 33, 44, 55);
1336 ASSERT (result != NULL);
1337 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1338 ASSERT (length == strlen (result));
1342 { /* A negative number. */
1345 my_asnprintf (NULL, &length, "%F %d", -0.03125, 33, 44, 55);
1346 ASSERT (result != NULL);
1347 ASSERT (strcmp (result, "-0.031250 33") == 0);
1348 ASSERT (length == strlen (result));
1352 { /* Positive zero. */
1355 my_asnprintf (NULL, &length, "%F %d", 0.0, 33, 44, 55);
1356 ASSERT (result != NULL);
1357 ASSERT (strcmp (result, "0.000000 33") == 0);
1358 ASSERT (length == strlen (result));
1362 { /* Negative zero. */
1365 my_asnprintf (NULL, &length, "%F %d", -0.0, 33, 44, 55);
1366 ASSERT (result != NULL);
1367 ASSERT (strcmp (result, "-0.000000 33") == 0);
1368 ASSERT (length == strlen (result));
1372 { /* Positive infinity. */
1375 my_asnprintf (NULL, &length, "%F %d", 1.0 / 0.0, 33, 44, 55);
1376 ASSERT (result != NULL);
1377 ASSERT (strcmp (result, "INF 33") == 0
1378 || strcmp (result, "INFINITY 33") == 0);
1379 ASSERT (length == strlen (result));
1383 { /* Negative infinity. */
1386 my_asnprintf (NULL, &length, "%F %d", -1.0 / 0.0, 33, 44, 55);
1387 ASSERT (result != NULL);
1388 ASSERT (strcmp (result, "-INF 33") == 0
1389 || strcmp (result, "-INFINITY 33") == 0);
1390 ASSERT (length == strlen (result));
1397 my_asnprintf (NULL, &length, "%F %d", NaN (), 33, 44, 55);
1398 ASSERT (result != NULL);
1399 ASSERT (strcmp (result, "NAN 33") == 0);
1400 ASSERT (length == strlen (result));
1407 my_asnprintf (NULL, &length, "%015F %d", 1234.0, 33, 44, 55);
1408 ASSERT (result != NULL);
1409 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1410 ASSERT (length == strlen (result));
1414 { /* FLAG_ZERO with infinite number. */
1417 my_asnprintf (NULL, &length, "%015F %d", -1.0 / 0.0, 33, 44, 55);
1418 ASSERT (result != NULL);
1419 ASSERT (strcmp (result, " -INF 33") == 0
1420 || strcmp (result, " -INFINITY 33") == 0);
1421 ASSERT (length == strlen (result));
1428 my_asnprintf (NULL, &length, "%.F %d", 1234.0, 33, 44, 55);
1429 ASSERT (result != NULL);
1430 ASSERT (strcmp (result, "1234 33") == 0);
1431 ASSERT (length == strlen (result));
1435 { /* A positive number. */
1438 my_asnprintf (NULL, &length, "%LF %d", 12.75L, 33, 44, 55);
1439 ASSERT (result != NULL);
1440 ASSERT (strcmp (result, "12.750000 33") == 0);
1441 ASSERT (length == strlen (result));
1445 { /* A larger positive number. */
1448 my_asnprintf (NULL, &length, "%LF %d", 1234567.0L, 33, 44, 55);
1449 ASSERT (result != NULL);
1450 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1451 ASSERT (length == strlen (result));
1455 { /* A negative number. */
1458 my_asnprintf (NULL, &length, "%LF %d", -0.03125L, 33, 44, 55);
1459 ASSERT (result != NULL);
1460 ASSERT (strcmp (result, "-0.031250 33") == 0);
1461 ASSERT (length == strlen (result));
1465 { /* Positive zero. */
1468 my_asnprintf (NULL, &length, "%LF %d", 0.0L, 33, 44, 55);
1469 ASSERT (result != NULL);
1470 ASSERT (strcmp (result, "0.000000 33") == 0);
1471 ASSERT (length == strlen (result));
1475 { /* Negative zero. */
1478 my_asnprintf (NULL, &length, "%LF %d", -0.0L, 33, 44, 55);
1479 ASSERT (result != NULL);
1480 ASSERT (strcmp (result, "-0.000000 33") == 0);
1481 ASSERT (length == strlen (result));
1485 { /* Positive infinity. */
1488 my_asnprintf (NULL, &length, "%LF %d", 1.0L / 0.0L, 33, 44, 55);
1489 ASSERT (result != NULL);
1490 ASSERT (strcmp (result, "INF 33") == 0
1491 || strcmp (result, "INFINITY 33") == 0);
1492 ASSERT (length == strlen (result));
1496 { /* Negative infinity. */
1499 my_asnprintf (NULL, &length, "%LF %d", -1.0L / 0.0L, 33, 44, 55);
1500 ASSERT (result != NULL);
1501 ASSERT (strcmp (result, "-INF 33") == 0
1502 || strcmp (result, "-INFINITY 33") == 0);
1503 ASSERT (length == strlen (result));
1508 static long double zero = 0.0L;
1511 my_asnprintf (NULL, &length, "%LF %d", zero / zero, 33, 44, 55);
1512 ASSERT (result != NULL);
1513 ASSERT (strcmp (result, "NAN 33") == 0);
1514 ASSERT (length == strlen (result));
1521 my_asnprintf (NULL, &length, "%015LF %d", 1234.0L, 33, 44, 55);
1522 ASSERT (result != NULL);
1523 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1524 ASSERT (length == strlen (result));
1528 { /* FLAG_ZERO with infinite number. */
1531 my_asnprintf (NULL, &length, "%015LF %d", -1.0L / 0.0L, 33, 44, 55);
1532 ASSERT (result != NULL);
1533 ASSERT (strcmp (result, " -INF 33") == 0
1534 || strcmp (result, " -INFINITY 33") == 0);
1535 ASSERT (length == strlen (result));
1542 my_asnprintf (NULL, &length, "%.LF %d", 1234.0L, 33, 44, 55);
1543 ASSERT (result != NULL);
1544 ASSERT (strcmp (result, "1234 33") == 0);
1545 ASSERT (length == strlen (result));
1549 /* Test the support of the %e format directive. */
1551 { /* A positive number. */
1554 my_asnprintf (NULL, &length, "%e %d", 12.75, 33, 44, 55);
1555 ASSERT (result != NULL);
1556 ASSERT (strcmp (result, "1.275000e+01 33") == 0
1557 || strcmp (result, "1.275000e+001 33") == 0);
1558 ASSERT (length == strlen (result));
1562 { /* A larger positive number. */
1565 my_asnprintf (NULL, &length, "%e %d", 1234567.0, 33, 44, 55);
1566 ASSERT (result != NULL);
1567 ASSERT (strcmp (result, "1.234567e+06 33") == 0
1568 || strcmp (result, "1.234567e+006 33") == 0);
1569 ASSERT (length == strlen (result));
1573 { /* Small and large positive numbers. */
1574 static struct { double value; const char *string; } data[] =
1576 { 1.234321234321234e-37, "1.234321e-37" },
1577 { 1.234321234321234e-36, "1.234321e-36" },
1578 { 1.234321234321234e-35, "1.234321e-35" },
1579 { 1.234321234321234e-34, "1.234321e-34" },
1580 { 1.234321234321234e-33, "1.234321e-33" },
1581 { 1.234321234321234e-32, "1.234321e-32" },
1582 { 1.234321234321234e-31, "1.234321e-31" },
1583 { 1.234321234321234e-30, "1.234321e-30" },
1584 { 1.234321234321234e-29, "1.234321e-29" },
1585 { 1.234321234321234e-28, "1.234321e-28" },
1586 { 1.234321234321234e-27, "1.234321e-27" },
1587 { 1.234321234321234e-26, "1.234321e-26" },
1588 { 1.234321234321234e-25, "1.234321e-25" },
1589 { 1.234321234321234e-24, "1.234321e-24" },
1590 { 1.234321234321234e-23, "1.234321e-23" },
1591 { 1.234321234321234e-22, "1.234321e-22" },
1592 { 1.234321234321234e-21, "1.234321e-21" },
1593 { 1.234321234321234e-20, "1.234321e-20" },
1594 { 1.234321234321234e-19, "1.234321e-19" },
1595 { 1.234321234321234e-18, "1.234321e-18" },
1596 { 1.234321234321234e-17, "1.234321e-17" },
1597 { 1.234321234321234e-16, "1.234321e-16" },
1598 { 1.234321234321234e-15, "1.234321e-15" },
1599 { 1.234321234321234e-14, "1.234321e-14" },
1600 { 1.234321234321234e-13, "1.234321e-13" },
1601 { 1.234321234321234e-12, "1.234321e-12" },
1602 { 1.234321234321234e-11, "1.234321e-11" },
1603 { 1.234321234321234e-10, "1.234321e-10" },
1604 { 1.234321234321234e-9, "1.234321e-09" },
1605 { 1.234321234321234e-8, "1.234321e-08" },
1606 { 1.234321234321234e-7, "1.234321e-07" },
1607 { 1.234321234321234e-6, "1.234321e-06" },
1608 { 1.234321234321234e-5, "1.234321e-05" },
1609 { 1.234321234321234e-4, "1.234321e-04" },
1610 { 1.234321234321234e-3, "1.234321e-03" },
1611 { 1.234321234321234e-2, "1.234321e-02" },
1612 { 1.234321234321234e-1, "1.234321e-01" },
1613 { 1.234321234321234, "1.234321e+00" },
1614 { 1.234321234321234e1, "1.234321e+01" },
1615 { 1.234321234321234e2, "1.234321e+02" },
1616 { 1.234321234321234e3, "1.234321e+03" },
1617 { 1.234321234321234e4, "1.234321e+04" },
1618 { 1.234321234321234e5, "1.234321e+05" },
1619 { 1.234321234321234e6, "1.234321e+06" },
1620 { 1.234321234321234e7, "1.234321e+07" },
1621 { 1.234321234321234e8, "1.234321e+08" },
1622 { 1.234321234321234e9, "1.234321e+09" },
1623 { 1.234321234321234e10, "1.234321e+10" },
1624 { 1.234321234321234e11, "1.234321e+11" },
1625 { 1.234321234321234e12, "1.234321e+12" },
1626 { 1.234321234321234e13, "1.234321e+13" },
1627 { 1.234321234321234e14, "1.234321e+14" },
1628 { 1.234321234321234e15, "1.234321e+15" },
1629 { 1.234321234321234e16, "1.234321e+16" },
1630 { 1.234321234321234e17, "1.234321e+17" },
1631 { 1.234321234321234e18, "1.234321e+18" },
1632 { 1.234321234321234e19, "1.234321e+19" },
1633 { 1.234321234321234e20, "1.234321e+20" },
1634 { 1.234321234321234e21, "1.234321e+21" },
1635 { 1.234321234321234e22, "1.234321e+22" },
1636 { 1.234321234321234e23, "1.234321e+23" },
1637 { 1.234321234321234e24, "1.234321e+24" },
1638 { 1.234321234321234e25, "1.234321e+25" },
1639 { 1.234321234321234e26, "1.234321e+26" },
1640 { 1.234321234321234e27, "1.234321e+27" },
1641 { 1.234321234321234e28, "1.234321e+28" },
1642 { 1.234321234321234e29, "1.234321e+29" },
1643 { 1.234321234321234e30, "1.234321e+30" },
1644 { 1.234321234321234e31, "1.234321e+31" },
1645 { 1.234321234321234e32, "1.234321e+32" },
1646 { 1.234321234321234e33, "1.234321e+33" },
1647 { 1.234321234321234e34, "1.234321e+34" },
1648 { 1.234321234321234e35, "1.234321e+35" },
1649 { 1.234321234321234e36, "1.234321e+36" }
1652 for (k = 0; k < SIZEOF (data); k++)
1656 my_asnprintf (NULL, &length, "%e", data[k].value);
1657 const char *expected = data[k].string;
1658 ASSERT (result != NULL);
1659 ASSERT (strcmp (result, expected) == 0
1660 /* Some implementations produce exponents with 3 digits. */
1661 || (strlen (result) == strlen (expected) + 1
1662 && memcmp (result, expected, strlen (expected) - 2) == 0
1663 && result[strlen (expected) - 2] == '0'
1664 && strcmp (result + strlen (expected) - 1,
1665 expected + strlen (expected) - 2)
1667 ASSERT (length == strlen (result));
1672 { /* A negative number. */
1675 my_asnprintf (NULL, &length, "%e %d", -0.03125, 33, 44, 55);
1676 ASSERT (result != NULL);
1677 ASSERT (strcmp (result, "-3.125000e-02 33") == 0
1678 || strcmp (result, "-3.125000e-002 33") == 0);
1679 ASSERT (length == strlen (result));
1683 { /* Positive zero. */
1686 my_asnprintf (NULL, &length, "%e %d", 0.0, 33, 44, 55);
1687 ASSERT (result != NULL);
1688 ASSERT (strcmp (result, "0.000000e+00 33") == 0
1689 || strcmp (result, "0.000000e+000 33") == 0);
1690 ASSERT (length == strlen (result));
1694 { /* Negative zero. */
1697 my_asnprintf (NULL, &length, "%e %d", -0.0, 33, 44, 55);
1698 ASSERT (result != NULL);
1699 ASSERT (strcmp (result, "-0.000000e+00 33") == 0
1700 || strcmp (result, "-0.000000e+000 33") == 0);
1701 ASSERT (length == strlen (result));
1705 { /* Positive infinity. */
1708 my_asnprintf (NULL, &length, "%e %d", 1.0 / 0.0, 33, 44, 55);
1709 ASSERT (result != NULL);
1710 ASSERT (strcmp (result, "inf 33") == 0
1711 || strcmp (result, "infinity 33") == 0);
1712 ASSERT (length == strlen (result));
1716 { /* Negative infinity. */
1719 my_asnprintf (NULL, &length, "%e %d", -1.0 / 0.0, 33, 44, 55);
1720 ASSERT (result != NULL);
1721 ASSERT (strcmp (result, "-inf 33") == 0
1722 || strcmp (result, "-infinity 33") == 0);
1723 ASSERT (length == strlen (result));
1730 my_asnprintf (NULL, &length, "%e %d", NaN (), 33, 44, 55);
1731 ASSERT (result != NULL);
1732 ASSERT (strcmp (result, "nan 33") == 0);
1733 ASSERT (length == strlen (result));
1740 my_asnprintf (NULL, &length, "%15e %d", 1.75, 33, 44, 55);
1741 ASSERT (result != NULL);
1742 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
1743 || strcmp (result, " 1.750000e+000 33") == 0);
1744 ASSERT (length == strlen (result));
1751 my_asnprintf (NULL, &length, "%-15e %d", 1.75, 33, 44, 55);
1752 ASSERT (result != NULL);
1753 ASSERT (strcmp (result, "1.750000e+00 33") == 0
1754 || strcmp (result, "1.750000e+000 33") == 0);
1755 ASSERT (length == strlen (result));
1759 { /* FLAG_SHOWSIGN. */
1762 my_asnprintf (NULL, &length, "%+e %d", 1.75, 33, 44, 55);
1763 ASSERT (result != NULL);
1764 ASSERT (strcmp (result, "+1.750000e+00 33") == 0
1765 || strcmp (result, "+1.750000e+000 33") == 0);
1766 ASSERT (length == strlen (result));
1773 my_asnprintf (NULL, &length, "% e %d", 1.75, 33, 44, 55);
1774 ASSERT (result != NULL);
1775 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
1776 || strcmp (result, " 1.750000e+000 33") == 0);
1777 ASSERT (length == strlen (result));
1784 my_asnprintf (NULL, &length, "%#e %d", 1.75, 33, 44, 55);
1785 ASSERT (result != NULL);
1786 ASSERT (strcmp (result, "1.750000e+00 33") == 0
1787 || strcmp (result, "1.750000e+000 33") == 0);
1788 ASSERT (length == strlen (result));
1795 my_asnprintf (NULL, &length, "%#.e %d", 1.75, 33, 44, 55);
1796 ASSERT (result != NULL);
1797 ASSERT (strcmp (result, "2.e+00 33") == 0
1798 || strcmp (result, "2.e+000 33") == 0);
1799 ASSERT (length == strlen (result));
1806 my_asnprintf (NULL, &length, "%#.e %d", 9.75, 33, 44, 55);
1807 ASSERT (result != NULL);
1808 ASSERT (strcmp (result, "1.e+01 33") == 0
1809 || strcmp (result, "1.e+001 33") == 0);
1810 ASSERT (length == strlen (result));
1814 { /* FLAG_ZERO with finite number. */
1817 my_asnprintf (NULL, &length, "%015e %d", 1234.0, 33, 44, 55);
1818 ASSERT (result != NULL);
1819 ASSERT (strcmp (result, "0001.234000e+03 33") == 0
1820 || strcmp (result, "001.234000e+003 33") == 0);
1821 ASSERT (length == strlen (result));
1825 { /* FLAG_ZERO with infinite number. */
1828 my_asnprintf (NULL, &length, "%015e %d", -1.0 / 0.0, 33, 44, 55);
1829 ASSERT (result != NULL);
1830 ASSERT (strcmp (result, " -inf 33") == 0
1831 || strcmp (result, " -infinity 33") == 0);
1832 ASSERT (length == strlen (result));
1836 { /* FLAG_ZERO with NaN. */
1839 my_asnprintf (NULL, &length, "%015e %d", NaN (), 33, 44, 55);
1840 ASSERT (result != NULL);
1841 ASSERT (strcmp (result, " nan 33") == 0);
1842 ASSERT (length == strlen (result));
1849 my_asnprintf (NULL, &length, "%.e %d", 1234.0, 33, 44, 55);
1850 ASSERT (result != NULL);
1851 ASSERT (strcmp (result, "1e+03 33") == 0
1852 || strcmp (result, "1e+003 33") == 0);
1853 ASSERT (length == strlen (result));
1857 { /* A positive number. */
1860 my_asnprintf (NULL, &length, "%Le %d", 12.75L, 33, 44, 55);
1861 ASSERT (result != NULL);
1862 ASSERT (strcmp (result, "1.275000e+01 33") == 0);
1863 ASSERT (length == strlen (result));
1867 { /* A larger positive number. */
1870 my_asnprintf (NULL, &length, "%Le %d", 1234567.0L, 33, 44, 55);
1871 ASSERT (result != NULL);
1872 ASSERT (strcmp (result, "1.234567e+06 33") == 0);
1873 ASSERT (length == strlen (result));
1877 { /* Small and large positive numbers. */
1878 static struct { long double value; const char *string; } data[] =
1880 { 1.234321234321234e-37L, "1.234321e-37" },
1881 { 1.234321234321234e-36L, "1.234321e-36" },
1882 { 1.234321234321234e-35L, "1.234321e-35" },
1883 { 1.234321234321234e-34L, "1.234321e-34" },
1884 { 1.234321234321234e-33L, "1.234321e-33" },
1885 { 1.234321234321234e-32L, "1.234321e-32" },
1886 { 1.234321234321234e-31L, "1.234321e-31" },
1887 { 1.234321234321234e-30L, "1.234321e-30" },
1888 { 1.234321234321234e-29L, "1.234321e-29" },
1889 { 1.234321234321234e-28L, "1.234321e-28" },
1890 { 1.234321234321234e-27L, "1.234321e-27" },
1891 { 1.234321234321234e-26L, "1.234321e-26" },
1892 { 1.234321234321234e-25L, "1.234321e-25" },
1893 { 1.234321234321234e-24L, "1.234321e-24" },
1894 { 1.234321234321234e-23L, "1.234321e-23" },
1895 { 1.234321234321234e-22L, "1.234321e-22" },
1896 { 1.234321234321234e-21L, "1.234321e-21" },
1897 { 1.234321234321234e-20L, "1.234321e-20" },
1898 { 1.234321234321234e-19L, "1.234321e-19" },
1899 { 1.234321234321234e-18L, "1.234321e-18" },
1900 { 1.234321234321234e-17L, "1.234321e-17" },
1901 { 1.234321234321234e-16L, "1.234321e-16" },
1902 { 1.234321234321234e-15L, "1.234321e-15" },
1903 { 1.234321234321234e-14L, "1.234321e-14" },
1904 { 1.234321234321234e-13L, "1.234321e-13" },
1905 { 1.234321234321234e-12L, "1.234321e-12" },
1906 { 1.234321234321234e-11L, "1.234321e-11" },
1907 { 1.234321234321234e-10L, "1.234321e-10" },
1908 { 1.234321234321234e-9L, "1.234321e-09" },
1909 { 1.234321234321234e-8L, "1.234321e-08" },
1910 { 1.234321234321234e-7L, "1.234321e-07" },
1911 { 1.234321234321234e-6L, "1.234321e-06" },
1912 { 1.234321234321234e-5L, "1.234321e-05" },
1913 { 1.234321234321234e-4L, "1.234321e-04" },
1914 { 1.234321234321234e-3L, "1.234321e-03" },
1915 { 1.234321234321234e-2L, "1.234321e-02" },
1916 { 1.234321234321234e-1L, "1.234321e-01" },
1917 { 1.234321234321234L, "1.234321e+00" },
1918 { 1.234321234321234e1L, "1.234321e+01" },
1919 { 1.234321234321234e2L, "1.234321e+02" },
1920 { 1.234321234321234e3L, "1.234321e+03" },
1921 { 1.234321234321234e4L, "1.234321e+04" },
1922 { 1.234321234321234e5L, "1.234321e+05" },
1923 { 1.234321234321234e6L, "1.234321e+06" },
1924 { 1.234321234321234e7L, "1.234321e+07" },
1925 { 1.234321234321234e8L, "1.234321e+08" },
1926 { 1.234321234321234e9L, "1.234321e+09" },
1927 { 1.234321234321234e10L, "1.234321e+10" },
1928 { 1.234321234321234e11L, "1.234321e+11" },
1929 { 1.234321234321234e12L, "1.234321e+12" },
1930 { 1.234321234321234e13L, "1.234321e+13" },
1931 { 1.234321234321234e14L, "1.234321e+14" },
1932 { 1.234321234321234e15L, "1.234321e+15" },
1933 { 1.234321234321234e16L, "1.234321e+16" },
1934 { 1.234321234321234e17L, "1.234321e+17" },
1935 { 1.234321234321234e18L, "1.234321e+18" },
1936 { 1.234321234321234e19L, "1.234321e+19" },
1937 { 1.234321234321234e20L, "1.234321e+20" },
1938 { 1.234321234321234e21L, "1.234321e+21" },
1939 { 1.234321234321234e22L, "1.234321e+22" },
1940 { 1.234321234321234e23L, "1.234321e+23" },
1941 { 1.234321234321234e24L, "1.234321e+24" },
1942 { 1.234321234321234e25L, "1.234321e+25" },
1943 { 1.234321234321234e26L, "1.234321e+26" },
1944 { 1.234321234321234e27L, "1.234321e+27" },
1945 { 1.234321234321234e28L, "1.234321e+28" },
1946 { 1.234321234321234e29L, "1.234321e+29" },
1947 { 1.234321234321234e30L, "1.234321e+30" },
1948 { 1.234321234321234e31L, "1.234321e+31" },
1949 { 1.234321234321234e32L, "1.234321e+32" },
1950 { 1.234321234321234e33L, "1.234321e+33" },
1951 { 1.234321234321234e34L, "1.234321e+34" },
1952 { 1.234321234321234e35L, "1.234321e+35" },
1953 { 1.234321234321234e36L, "1.234321e+36" }
1956 for (k = 0; k < SIZEOF (data); k++)
1960 my_asnprintf (NULL, &length, "%Le", data[k].value);
1961 ASSERT (result != NULL);
1962 ASSERT (strcmp (result, data[k].string) == 0);
1963 ASSERT (length == strlen (result));
1968 { /* A negative number. */
1971 my_asnprintf (NULL, &length, "%Le %d", -0.03125L, 33, 44, 55);
1972 ASSERT (result != NULL);
1973 ASSERT (strcmp (result, "-3.125000e-02 33") == 0);
1974 ASSERT (length == strlen (result));
1978 { /* Positive zero. */
1981 my_asnprintf (NULL, &length, "%Le %d", 0.0L, 33, 44, 55);
1982 ASSERT (result != NULL);
1983 ASSERT (strcmp (result, "0.000000e+00 33") == 0);
1984 ASSERT (length == strlen (result));
1988 { /* Negative zero. */
1991 my_asnprintf (NULL, &length, "%Le %d", -0.0L, 33, 44, 55);
1992 ASSERT (result != NULL);
1993 ASSERT (strcmp (result, "-0.000000e+00 33") == 0);
1994 ASSERT (length == strlen (result));
1998 { /* Positive infinity. */
2001 my_asnprintf (NULL, &length, "%Le %d", 1.0L / 0.0L, 33, 44, 55);
2002 ASSERT (result != NULL);
2003 ASSERT (strcmp (result, "inf 33") == 0
2004 || strcmp (result, "infinity 33") == 0);
2005 ASSERT (length == strlen (result));
2009 { /* Negative infinity. */
2012 my_asnprintf (NULL, &length, "%Le %d", -1.0L / 0.0L, 33, 44, 55);
2013 ASSERT (result != NULL);
2014 ASSERT (strcmp (result, "-inf 33") == 0
2015 || strcmp (result, "-infinity 33") == 0);
2016 ASSERT (length == strlen (result));
2021 static long double zero = 0.0L;
2024 my_asnprintf (NULL, &length, "%Le %d", zero / zero, 33, 44, 55);
2025 ASSERT (result != NULL);
2026 ASSERT (strcmp (result, "nan 33") == 0);
2027 ASSERT (length == strlen (result));
2034 my_asnprintf (NULL, &length, "%15Le %d", 1.75L, 33, 44, 55);
2035 ASSERT (result != NULL);
2036 ASSERT (strcmp (result, " 1.750000e+00 33") == 0);
2037 ASSERT (length == strlen (result));
2044 my_asnprintf (NULL, &length, "%-15Le %d", 1.75L, 33, 44, 55);
2045 ASSERT (result != NULL);
2046 ASSERT (strcmp (result, "1.750000e+00 33") == 0);
2047 ASSERT (length == strlen (result));
2051 { /* FLAG_SHOWSIGN. */
2054 my_asnprintf (NULL, &length, "%+Le %d", 1.75L, 33, 44, 55);
2055 ASSERT (result != NULL);
2056 ASSERT (strcmp (result, "+1.750000e+00 33") == 0);
2057 ASSERT (length == strlen (result));
2064 my_asnprintf (NULL, &length, "% Le %d", 1.75L, 33, 44, 55);
2065 ASSERT (result != NULL);
2066 ASSERT (strcmp (result, " 1.750000e+00 33") == 0);
2067 ASSERT (length == strlen (result));
2074 my_asnprintf (NULL, &length, "%#Le %d", 1.75L, 33, 44, 55);
2075 ASSERT (result != NULL);
2076 ASSERT (strcmp (result, "1.750000e+00 33") == 0);
2077 ASSERT (length == strlen (result));
2084 my_asnprintf (NULL, &length, "%#.Le %d", 1.75L, 33, 44, 55);
2085 ASSERT (result != NULL);
2086 ASSERT (strcmp (result, "2.e+00 33") == 0);
2087 ASSERT (length == strlen (result));
2094 my_asnprintf (NULL, &length, "%#.Le %d", 9.75L, 33, 44, 55);
2095 ASSERT (result != NULL);
2096 ASSERT (strcmp (result, "1.e+01 33") == 0);
2097 ASSERT (length == strlen (result));
2101 { /* FLAG_ZERO with finite number. */
2104 my_asnprintf (NULL, &length, "%015Le %d", 1234.0L, 33, 44, 55);
2105 ASSERT (result != NULL);
2106 ASSERT (strcmp (result, "0001.234000e+03 33") == 0);
2107 ASSERT (length == strlen (result));
2111 { /* FLAG_ZERO with infinite number. */
2114 my_asnprintf (NULL, &length, "%015Le %d", -1.0L / 0.0L, 33, 44, 55);
2115 ASSERT (result != NULL);
2116 ASSERT (strcmp (result, " -inf 33") == 0
2117 || strcmp (result, " -infinity 33") == 0);
2118 ASSERT (length == strlen (result));
2122 { /* FLAG_ZERO with NaN. */
2123 static long double zero = 0.0L;
2126 my_asnprintf (NULL, &length, "%015Le %d", zero / zero, 33, 44, 55);
2127 ASSERT (result != NULL);
2128 ASSERT (strcmp (result, " nan 33") == 0);
2129 ASSERT (length == strlen (result));
2136 my_asnprintf (NULL, &length, "%.Le %d", 1234.0L, 33, 44, 55);
2137 ASSERT (result != NULL);
2138 ASSERT (strcmp (result, "1e+03 33") == 0);
2139 ASSERT (length == strlen (result));
2143 /* Test the support of the %g format directive. */
2145 { /* A positive number. */
2148 my_asnprintf (NULL, &length, "%g %d", 12.75, 33, 44, 55);
2149 ASSERT (result != NULL);
2150 ASSERT (strcmp (result, "12.75 33") == 0);
2151 ASSERT (length == strlen (result));
2155 { /* A larger positive number. */
2158 my_asnprintf (NULL, &length, "%g %d", 1234567.0, 33, 44, 55);
2159 ASSERT (result != NULL);
2160 ASSERT (strcmp (result, "1.23457e+06 33") == 0
2161 || strcmp (result, "1.23457e+006 33") == 0);
2162 ASSERT (length == strlen (result));
2166 { /* Small and large positive numbers. */
2167 static struct { double value; const char *string; } data[] =
2169 { 1.234321234321234e-37, "1.23432e-37" },
2170 { 1.234321234321234e-36, "1.23432e-36" },
2171 { 1.234321234321234e-35, "1.23432e-35" },
2172 { 1.234321234321234e-34, "1.23432e-34" },
2173 { 1.234321234321234e-33, "1.23432e-33" },
2174 { 1.234321234321234e-32, "1.23432e-32" },
2175 { 1.234321234321234e-31, "1.23432e-31" },
2176 { 1.234321234321234e-30, "1.23432e-30" },
2177 { 1.234321234321234e-29, "1.23432e-29" },
2178 { 1.234321234321234e-28, "1.23432e-28" },
2179 { 1.234321234321234e-27, "1.23432e-27" },
2180 { 1.234321234321234e-26, "1.23432e-26" },
2181 { 1.234321234321234e-25, "1.23432e-25" },
2182 { 1.234321234321234e-24, "1.23432e-24" },
2183 { 1.234321234321234e-23, "1.23432e-23" },
2184 { 1.234321234321234e-22, "1.23432e-22" },
2185 { 1.234321234321234e-21, "1.23432e-21" },
2186 { 1.234321234321234e-20, "1.23432e-20" },
2187 { 1.234321234321234e-19, "1.23432e-19" },
2188 { 1.234321234321234e-18, "1.23432e-18" },
2189 { 1.234321234321234e-17, "1.23432e-17" },
2190 { 1.234321234321234e-16, "1.23432e-16" },
2191 { 1.234321234321234e-15, "1.23432e-15" },
2192 { 1.234321234321234e-14, "1.23432e-14" },
2193 { 1.234321234321234e-13, "1.23432e-13" },
2194 { 1.234321234321234e-12, "1.23432e-12" },
2195 { 1.234321234321234e-11, "1.23432e-11" },
2196 { 1.234321234321234e-10, "1.23432e-10" },
2197 { 1.234321234321234e-9, "1.23432e-09" },
2198 { 1.234321234321234e-8, "1.23432e-08" },
2199 { 1.234321234321234e-7, "1.23432e-07" },
2200 { 1.234321234321234e-6, "1.23432e-06" },
2201 { 1.234321234321234e-5, "1.23432e-05" },
2202 { 1.234321234321234e-4, "0.000123432" },
2203 { 1.234321234321234e-3, "0.00123432" },
2204 { 1.234321234321234e-2, "0.0123432" },
2205 { 1.234321234321234e-1, "0.123432" },
2206 { 1.234321234321234, "1.23432" },
2207 { 1.234321234321234e1, "12.3432" },
2208 { 1.234321234321234e2, "123.432" },
2209 { 1.234321234321234e3, "1234.32" },
2210 { 1.234321234321234e4, "12343.2" },
2211 { 1.234321234321234e5, "123432" },
2212 { 1.234321234321234e6, "1.23432e+06" },
2213 { 1.234321234321234e7, "1.23432e+07" },
2214 { 1.234321234321234e8, "1.23432e+08" },
2215 { 1.234321234321234e9, "1.23432e+09" },
2216 { 1.234321234321234e10, "1.23432e+10" },
2217 { 1.234321234321234e11, "1.23432e+11" },
2218 { 1.234321234321234e12, "1.23432e+12" },
2219 { 1.234321234321234e13, "1.23432e+13" },
2220 { 1.234321234321234e14, "1.23432e+14" },
2221 { 1.234321234321234e15, "1.23432e+15" },
2222 { 1.234321234321234e16, "1.23432e+16" },
2223 { 1.234321234321234e17, "1.23432e+17" },
2224 { 1.234321234321234e18, "1.23432e+18" },
2225 { 1.234321234321234e19, "1.23432e+19" },
2226 { 1.234321234321234e20, "1.23432e+20" },
2227 { 1.234321234321234e21, "1.23432e+21" },
2228 { 1.234321234321234e22, "1.23432e+22" },
2229 { 1.234321234321234e23, "1.23432e+23" },
2230 { 1.234321234321234e24, "1.23432e+24" },
2231 { 1.234321234321234e25, "1.23432e+25" },
2232 { 1.234321234321234e26, "1.23432e+26" },
2233 { 1.234321234321234e27, "1.23432e+27" },
2234 { 1.234321234321234e28, "1.23432e+28" },
2235 { 1.234321234321234e29, "1.23432e+29" },
2236 { 1.234321234321234e30, "1.23432e+30" },
2237 { 1.234321234321234e31, "1.23432e+31" },
2238 { 1.234321234321234e32, "1.23432e+32" },
2239 { 1.234321234321234e33, "1.23432e+33" },
2240 { 1.234321234321234e34, "1.23432e+34" },
2241 { 1.234321234321234e35, "1.23432e+35" },
2242 { 1.234321234321234e36, "1.23432e+36" }
2245 for (k = 0; k < SIZEOF (data); k++)
2249 my_asnprintf (NULL, &length, "%g", data[k].value);
2250 const char *expected = data[k].string;
2251 ASSERT (result != NULL);
2252 ASSERT (strcmp (result, expected) == 0
2253 /* Some implementations produce exponents with 3 digits. */
2254 || (expected[strlen (expected) - 4] == 'e'
2255 && strlen (result) == strlen (expected) + 1
2256 && memcmp (result, expected, strlen (expected) - 2) == 0
2257 && result[strlen (expected) - 2] == '0'
2258 && strcmp (result + strlen (expected) - 1,
2259 expected + strlen (expected) - 2)
2261 ASSERT (length == strlen (result));
2266 { /* A negative number. */
2269 my_asnprintf (NULL, &length, "%g %d", -0.03125, 33, 44, 55);
2270 ASSERT (result != NULL);
2271 ASSERT (strcmp (result, "-0.03125 33") == 0);
2272 ASSERT (length == strlen (result));
2276 { /* Positive zero. */
2279 my_asnprintf (NULL, &length, "%g %d", 0.0, 33, 44, 55);
2280 ASSERT (result != NULL);
2281 ASSERT (strcmp (result, "0 33") == 0);
2282 ASSERT (length == strlen (result));
2286 { /* Negative zero. */
2289 my_asnprintf (NULL, &length, "%g %d", -0.0, 33, 44, 55);
2290 ASSERT (result != NULL);
2291 ASSERT (strcmp (result, "-0 33") == 0);
2292 ASSERT (length == strlen (result));
2296 { /* Positive infinity. */
2299 my_asnprintf (NULL, &length, "%g %d", 1.0 / 0.0, 33, 44, 55);
2300 ASSERT (result != NULL);
2301 ASSERT (strcmp (result, "inf 33") == 0
2302 || strcmp (result, "infinity 33") == 0);
2303 ASSERT (length == strlen (result));
2307 { /* Negative infinity. */
2310 my_asnprintf (NULL, &length, "%g %d", -1.0 / 0.0, 33, 44, 55);
2311 ASSERT (result != NULL);
2312 ASSERT (strcmp (result, "-inf 33") == 0
2313 || strcmp (result, "-infinity 33") == 0);
2314 ASSERT (length == strlen (result));
2321 my_asnprintf (NULL, &length, "%g %d", NaN (), 33, 44, 55);
2322 ASSERT (result != NULL);
2323 ASSERT (strcmp (result, "nan 33") == 0);
2324 ASSERT (length == strlen (result));
2331 my_asnprintf (NULL, &length, "%10g %d", 1.75, 33, 44, 55);
2332 ASSERT (result != NULL);
2333 ASSERT (strcmp (result, " 1.75 33") == 0);
2334 ASSERT (length == strlen (result));
2341 my_asnprintf (NULL, &length, "%-10g %d", 1.75, 33, 44, 55);
2342 ASSERT (result != NULL);
2343 ASSERT (strcmp (result, "1.75 33") == 0);
2344 ASSERT (length == strlen (result));
2348 { /* FLAG_SHOWSIGN. */
2351 my_asnprintf (NULL, &length, "%+g %d", 1.75, 33, 44, 55);
2352 ASSERT (result != NULL);
2353 ASSERT (strcmp (result, "+1.75 33") == 0);
2354 ASSERT (length == strlen (result));
2361 my_asnprintf (NULL, &length, "% g %d", 1.75, 33, 44, 55);
2362 ASSERT (result != NULL);
2363 ASSERT (strcmp (result, " 1.75 33") == 0);
2364 ASSERT (length == strlen (result));
2371 my_asnprintf (NULL, &length, "%#g %d", 1.75, 33, 44, 55);
2372 ASSERT (result != NULL);
2373 ASSERT (strcmp (result, "1.75000 33") == 0);
2374 ASSERT (length == strlen (result));
2381 my_asnprintf (NULL, &length, "%#.g %d", 1.75, 33, 44, 55);
2382 ASSERT (result != NULL);
2383 ASSERT (strcmp (result, "2. 33") == 0);
2384 ASSERT (length == strlen (result));
2391 my_asnprintf (NULL, &length, "%#.g %d", 9.75, 33, 44, 55);
2392 ASSERT (result != NULL);
2393 ASSERT (strcmp (result, "1.e+01 33") == 0
2394 || strcmp (result, "1.e+001 33") == 0);
2395 ASSERT (length == strlen (result));
2399 { /* FLAG_ZERO with finite number. */
2402 my_asnprintf (NULL, &length, "%010g %d", 1234.0, 33, 44, 55);
2403 ASSERT (result != NULL);
2404 ASSERT (strcmp (result, "0000001234 33") == 0);
2405 ASSERT (length == strlen (result));
2409 { /* FLAG_ZERO with infinite number. */
2412 my_asnprintf (NULL, &length, "%015g %d", -1.0 / 0.0, 33, 44, 55);
2413 ASSERT (result != NULL);
2414 ASSERT (strcmp (result, " -inf 33") == 0
2415 || strcmp (result, " -infinity 33") == 0);
2416 ASSERT (length == strlen (result));
2420 { /* FLAG_ZERO with NaN. */
2423 my_asnprintf (NULL, &length, "%015g %d", NaN (), 33, 44, 55);
2424 ASSERT (result != NULL);
2425 ASSERT (strcmp (result, " nan 33") == 0);
2426 ASSERT (length == strlen (result));
2433 my_asnprintf (NULL, &length, "%.g %d", 1234.0, 33, 44, 55);
2434 ASSERT (result != NULL);
2435 ASSERT (strcmp (result, "1e+03 33") == 0
2436 || strcmp (result, "1e+003 33") == 0);
2437 ASSERT (length == strlen (result));
2441 { /* A positive number. */
2444 my_asnprintf (NULL, &length, "%Lg %d", 12.75L, 33, 44, 55);
2445 ASSERT (result != NULL);
2446 ASSERT (strcmp (result, "12.75 33") == 0);
2447 ASSERT (length == strlen (result));
2451 { /* A larger positive number. */
2454 my_asnprintf (NULL, &length, "%Lg %d", 1234567.0L, 33, 44, 55);
2455 ASSERT (result != NULL);
2456 ASSERT (strcmp (result, "1.23457e+06 33") == 0);
2457 ASSERT (length == strlen (result));
2461 { /* Small and large positive numbers. */
2462 static struct { long double value; const char *string; } data[] =
2464 { 1.234321234321234e-37L, "1.23432e-37" },
2465 { 1.234321234321234e-36L, "1.23432e-36" },
2466 { 1.234321234321234e-35L, "1.23432e-35" },
2467 { 1.234321234321234e-34L, "1.23432e-34" },
2468 { 1.234321234321234e-33L, "1.23432e-33" },
2469 { 1.234321234321234e-32L, "1.23432e-32" },
2470 { 1.234321234321234e-31L, "1.23432e-31" },
2471 { 1.234321234321234e-30L, "1.23432e-30" },
2472 { 1.234321234321234e-29L, "1.23432e-29" },
2473 { 1.234321234321234e-28L, "1.23432e-28" },
2474 { 1.234321234321234e-27L, "1.23432e-27" },
2475 { 1.234321234321234e-26L, "1.23432e-26" },
2476 { 1.234321234321234e-25L, "1.23432e-25" },
2477 { 1.234321234321234e-24L, "1.23432e-24" },
2478 { 1.234321234321234e-23L, "1.23432e-23" },
2479 { 1.234321234321234e-22L, "1.23432e-22" },
2480 { 1.234321234321234e-21L, "1.23432e-21" },
2481 { 1.234321234321234e-20L, "1.23432e-20" },
2482 { 1.234321234321234e-19L, "1.23432e-19" },
2483 { 1.234321234321234e-18L, "1.23432e-18" },
2484 { 1.234321234321234e-17L, "1.23432e-17" },
2485 { 1.234321234321234e-16L, "1.23432e-16" },
2486 { 1.234321234321234e-15L, "1.23432e-15" },
2487 { 1.234321234321234e-14L, "1.23432e-14" },
2488 { 1.234321234321234e-13L, "1.23432e-13" },
2489 { 1.234321234321234e-12L, "1.23432e-12" },
2490 { 1.234321234321234e-11L, "1.23432e-11" },
2491 { 1.234321234321234e-10L, "1.23432e-10" },
2492 { 1.234321234321234e-9L, "1.23432e-09" },
2493 { 1.234321234321234e-8L, "1.23432e-08" },
2494 { 1.234321234321234e-7L, "1.23432e-07" },
2495 { 1.234321234321234e-6L, "1.23432e-06" },
2496 { 1.234321234321234e-5L, "1.23432e-05" },
2497 { 1.234321234321234e-4L, "0.000123432" },
2498 { 1.234321234321234e-3L, "0.00123432" },
2499 { 1.234321234321234e-2L, "0.0123432" },
2500 { 1.234321234321234e-1L, "0.123432" },
2501 { 1.234321234321234L, "1.23432" },
2502 { 1.234321234321234e1L, "12.3432" },
2503 { 1.234321234321234e2L, "123.432" },
2504 { 1.234321234321234e3L, "1234.32" },
2505 { 1.234321234321234e4L, "12343.2" },
2506 { 1.234321234321234e5L, "123432" },
2507 { 1.234321234321234e6L, "1.23432e+06" },
2508 { 1.234321234321234e7L, "1.23432e+07" },
2509 { 1.234321234321234e8L, "1.23432e+08" },
2510 { 1.234321234321234e9L, "1.23432e+09" },
2511 { 1.234321234321234e10L, "1.23432e+10" },
2512 { 1.234321234321234e11L, "1.23432e+11" },
2513 { 1.234321234321234e12L, "1.23432e+12" },
2514 { 1.234321234321234e13L, "1.23432e+13" },
2515 { 1.234321234321234e14L, "1.23432e+14" },
2516 { 1.234321234321234e15L, "1.23432e+15" },
2517 { 1.234321234321234e16L, "1.23432e+16" },
2518 { 1.234321234321234e17L, "1.23432e+17" },
2519 { 1.234321234321234e18L, "1.23432e+18" },
2520 { 1.234321234321234e19L, "1.23432e+19" },
2521 { 1.234321234321234e20L, "1.23432e+20" },
2522 { 1.234321234321234e21L, "1.23432e+21" },
2523 { 1.234321234321234e22L, "1.23432e+22" },
2524 { 1.234321234321234e23L, "1.23432e+23" },
2525 { 1.234321234321234e24L, "1.23432e+24" },
2526 { 1.234321234321234e25L, "1.23432e+25" },
2527 { 1.234321234321234e26L, "1.23432e+26" },
2528 { 1.234321234321234e27L, "1.23432e+27" },
2529 { 1.234321234321234e28L, "1.23432e+28" },
2530 { 1.234321234321234e29L, "1.23432e+29" },
2531 { 1.234321234321234e30L, "1.23432e+30" },
2532 { 1.234321234321234e31L, "1.23432e+31" },
2533 { 1.234321234321234e32L, "1.23432e+32" },
2534 { 1.234321234321234e33L, "1.23432e+33" },
2535 { 1.234321234321234e34L, "1.23432e+34" },
2536 { 1.234321234321234e35L, "1.23432e+35" },
2537 { 1.234321234321234e36L, "1.23432e+36" }
2540 for (k = 0; k < SIZEOF (data); k++)
2544 my_asnprintf (NULL, &length, "%Lg", data[k].value);
2545 ASSERT (result != NULL);
2546 ASSERT (strcmp (result, data[k].string) == 0);
2547 ASSERT (length == strlen (result));
2552 { /* A negative number. */
2555 my_asnprintf (NULL, &length, "%Lg %d", -0.03125L, 33, 44, 55);
2556 ASSERT (result != NULL);
2557 ASSERT (strcmp (result, "-0.03125 33") == 0);
2558 ASSERT (length == strlen (result));
2562 { /* Positive zero. */
2565 my_asnprintf (NULL, &length, "%Lg %d", 0.0L, 33, 44, 55);
2566 ASSERT (result != NULL);
2567 ASSERT (strcmp (result, "0 33") == 0);
2568 ASSERT (length == strlen (result));
2572 { /* Negative zero. */
2575 my_asnprintf (NULL, &length, "%Lg %d", -0.0L, 33, 44, 55);
2576 ASSERT (result != NULL);
2577 ASSERT (strcmp (result, "-0 33") == 0);
2578 ASSERT (length == strlen (result));
2582 { /* Positive infinity. */
2585 my_asnprintf (NULL, &length, "%Lg %d", 1.0L / 0.0L, 33, 44, 55);
2586 ASSERT (result != NULL);
2587 ASSERT (strcmp (result, "inf 33") == 0
2588 || strcmp (result, "infinity 33") == 0);
2589 ASSERT (length == strlen (result));
2593 { /* Negative infinity. */
2596 my_asnprintf (NULL, &length, "%Lg %d", -1.0L / 0.0L, 33, 44, 55);
2597 ASSERT (result != NULL);
2598 ASSERT (strcmp (result, "-inf 33") == 0
2599 || strcmp (result, "-infinity 33") == 0);
2600 ASSERT (length == strlen (result));
2605 static long double zero = 0.0L;
2608 my_asnprintf (NULL, &length, "%Lg %d", zero / zero, 33, 44, 55);
2609 ASSERT (result != NULL);
2610 ASSERT (strcmp (result, "nan 33") == 0);
2611 ASSERT (length == strlen (result));
2618 my_asnprintf (NULL, &length, "%10Lg %d", 1.75L, 33, 44, 55);
2619 ASSERT (result != NULL);
2620 ASSERT (strcmp (result, " 1.75 33") == 0);
2621 ASSERT (length == strlen (result));
2628 my_asnprintf (NULL, &length, "%-10Lg %d", 1.75L, 33, 44, 55);
2629 ASSERT (result != NULL);
2630 ASSERT (strcmp (result, "1.75 33") == 0);
2631 ASSERT (length == strlen (result));
2635 { /* FLAG_SHOWSIGN. */
2638 my_asnprintf (NULL, &length, "%+Lg %d", 1.75L, 33, 44, 55);
2639 ASSERT (result != NULL);
2640 ASSERT (strcmp (result, "+1.75 33") == 0);
2641 ASSERT (length == strlen (result));
2648 my_asnprintf (NULL, &length, "% Lg %d", 1.75L, 33, 44, 55);
2649 ASSERT (result != NULL);
2650 ASSERT (strcmp (result, " 1.75 33") == 0);
2651 ASSERT (length == strlen (result));
2658 my_asnprintf (NULL, &length, "%#Lg %d", 1.75L, 33, 44, 55);
2659 ASSERT (result != NULL);
2660 ASSERT (strcmp (result, "1.75000 33") == 0);
2661 ASSERT (length == strlen (result));
2668 my_asnprintf (NULL, &length, "%#.Lg %d", 1.75L, 33, 44, 55);
2669 ASSERT (result != NULL);
2670 ASSERT (strcmp (result, "2. 33") == 0);
2671 ASSERT (length == strlen (result));
2678 my_asnprintf (NULL, &length, "%#.Lg %d", 9.75L, 33, 44, 55);
2679 ASSERT (result != NULL);
2680 ASSERT (strcmp (result, "1.e+01 33") == 0);
2681 ASSERT (length == strlen (result));
2685 { /* FLAG_ZERO with finite number. */
2688 my_asnprintf (NULL, &length, "%010Lg %d", 1234.0L, 33, 44, 55);
2689 ASSERT (result != NULL);
2690 ASSERT (strcmp (result, "0000001234 33") == 0);
2691 ASSERT (length == strlen (result));
2695 { /* FLAG_ZERO with infinite number. */
2698 my_asnprintf (NULL, &length, "%015Lg %d", -1.0L / 0.0L, 33, 44, 55);
2699 ASSERT (result != NULL);
2700 ASSERT (strcmp (result, " -inf 33") == 0
2701 || strcmp (result, " -infinity 33") == 0);
2702 ASSERT (length == strlen (result));
2706 { /* FLAG_ZERO with NaN. */
2707 static long double zero = 0.0L;
2710 my_asnprintf (NULL, &length, "%015Lg %d", zero / zero, 33, 44, 55);
2711 ASSERT (result != NULL);
2712 ASSERT (strcmp (result, " nan 33") == 0);
2713 ASSERT (length == strlen (result));
2720 my_asnprintf (NULL, &length, "%.Lg %d", 1234.0L, 33, 44, 55);
2721 ASSERT (result != NULL);
2722 ASSERT (strcmp (result, "1e+03 33") == 0);
2723 ASSERT (length == strlen (result));
2727 /* Test the support of the %n format directive. */
2733 my_asnprintf (NULL, &length, "%d %n", 123, &count, 33, 44, 55);
2734 ASSERT (result != NULL);
2735 ASSERT (strcmp (result, "123 ") == 0);
2736 ASSERT (length == strlen (result));
2737 ASSERT (count == 4);
2741 /* Test the support of the POSIX/XSI format strings with positions. */
2746 my_asnprintf (NULL, &length, "%2$d %1$d", 33, 55);
2747 ASSERT (result != NULL);
2748 ASSERT (strcmp (result, "55 33") == 0);
2749 ASSERT (length == strlen (result));
2753 /* Test the support of the grouping flag. */
2758 my_asnprintf (NULL, &length, "%'d %d", 1234567, 99);
2759 ASSERT (result != NULL);
2760 ASSERT (result[strlen (result) - 1] == '9');
2761 ASSERT (length == strlen (result));
2767 my_asnprintf (char *resultbuf, size_t *lengthp, const char *format, ...)
2772 va_start (args, format);
2773 ret = vasnprintf (resultbuf, lengthp, format, args);
2781 test_function (my_asnprintf);
2787 test_function (asnprintf);
2791 main (int argc, char *argv[])