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. */
22 #include "vasnprintf.h"
31 #define SIZEOF(array) (sizeof (array) / sizeof (array[0]))
32 #define ASSERT(expr) \
37 fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
43 /* The Compaq (ex-DEC) C 6.4 compiler chokes on the expression 0.0 / 0.0. */
48 static double zero = 0.0;
52 # define NaN() (0.0 / 0.0)
55 /* The SGI MIPS floating-point format does not distinguish 0.0 and -0.0. */
59 static double plus_zero = 0.0;
60 static double minus_zero = -0.0;
61 return memcmp (&plus_zero, &minus_zero, sizeof (double)) != 0;
65 strmatch (const char *pattern, const char *string)
67 if (strlen (pattern) != strlen (string))
69 for (; *pattern != '\0'; pattern++, string++)
70 if (*pattern != '*' && *string != *pattern)
75 /* Test whether string[start_index..end_index-1] is a valid textual
76 representation of NaN. */
78 strisnan (const char *string, size_t start_index, size_t end_index, int uppercase)
80 if (start_index < end_index)
82 if (string[start_index] == '-')
84 if (start_index + 3 <= end_index
85 && memcmp (string + start_index, uppercase ? "NAN" : "nan", 3) == 0)
88 if (start_index == end_index
89 || (string[start_index] == '(' && string[end_index - 1] == ')'))
97 test_function (char * (*my_asnprintf) (char *, size_t *, const char *, ...))
102 /* Test return value convention. */
104 for (size = 0; size <= 8; size++)
106 size_t length = size;
107 char *result = my_asnprintf (NULL, &length, "%d", 12345);
108 ASSERT (result != NULL);
109 ASSERT (strcmp (result, "12345") == 0);
110 ASSERT (length == 5);
114 for (size = 0; size <= 8; size++)
119 memcpy (buf, "DEADBEEF", 8);
121 result = my_asnprintf (buf, &length, "%d", 12345);
122 ASSERT (result != NULL);
123 ASSERT (strcmp (result, "12345") == 0);
124 ASSERT (length == 5);
126 ASSERT (result != buf);
127 ASSERT (memcmp (buf + size, "DEADBEEF" + size, 8 - size) == 0);
132 /* Test support of size specifiers as in C99. */
137 my_asnprintf (NULL, &length, "%ju %d", (uintmax_t) 12345671, 33, 44, 55);
138 ASSERT (result != NULL);
139 ASSERT (strcmp (result, "12345671 33") == 0);
140 ASSERT (length == strlen (result));
147 my_asnprintf (NULL, &length, "%zu %d", (size_t) 12345672, 33, 44, 55);
148 ASSERT (result != NULL);
149 ASSERT (strcmp (result, "12345672 33") == 0);
150 ASSERT (length == strlen (result));
157 my_asnprintf (NULL, &length, "%tu %d", (ptrdiff_t) 12345673, 33, 44, 55);
158 ASSERT (result != NULL);
159 ASSERT (strcmp (result, "12345673 33") == 0);
160 ASSERT (length == strlen (result));
167 my_asnprintf (NULL, &length, "%Lg %d", (long double) 1.5, 33, 44, 55);
168 ASSERT (result != NULL);
169 ASSERT (strcmp (result, "1.5 33") == 0);
170 ASSERT (length == strlen (result));
174 /* Test the support of the 'a' and 'A' conversion specifier for hexadecimal
175 output of floating-point numbers. */
177 { /* A positive number. */
180 my_asnprintf (NULL, &length, "%a %d", 3.1416015625, 33, 44, 55);
181 ASSERT (result != NULL);
182 ASSERT (strcmp (result, "0x1.922p+1 33") == 0
183 || strcmp (result, "0x3.244p+0 33") == 0
184 || strcmp (result, "0x6.488p-1 33") == 0
185 || strcmp (result, "0xc.91p-2 33") == 0);
186 ASSERT (length == strlen (result));
190 { /* A negative number. */
193 my_asnprintf (NULL, &length, "%A %d", -3.1416015625, 33, 44, 55);
194 ASSERT (result != NULL);
195 ASSERT (strcmp (result, "-0X1.922P+1 33") == 0
196 || strcmp (result, "-0X3.244P+0 33") == 0
197 || strcmp (result, "-0X6.488P-1 33") == 0
198 || strcmp (result, "-0XC.91P-2 33") == 0);
199 ASSERT (length == strlen (result));
203 { /* Positive zero. */
206 my_asnprintf (NULL, &length, "%a %d", 0.0, 33, 44, 55);
207 ASSERT (result != NULL);
208 ASSERT (strcmp (result, "0x0p+0 33") == 0);
209 ASSERT (length == strlen (result));
213 { /* Negative zero. */
216 my_asnprintf (NULL, &length, "%a %d", -0.0, 33, 44, 55);
217 ASSERT (result != NULL);
218 if (have_minus_zero ())
219 ASSERT (strcmp (result, "-0x0p+0 33") == 0);
220 ASSERT (length == strlen (result));
224 { /* Positive infinity. */
227 my_asnprintf (NULL, &length, "%a %d", 1.0 / 0.0, 33, 44, 55);
228 ASSERT (result != NULL);
229 ASSERT (strcmp (result, "inf 33") == 0);
230 ASSERT (length == strlen (result));
234 { /* Negative infinity. */
237 my_asnprintf (NULL, &length, "%a %d", -1.0 / 0.0, 33, 44, 55);
238 ASSERT (result != NULL);
239 ASSERT (strcmp (result, "-inf 33") == 0);
240 ASSERT (length == strlen (result));
247 my_asnprintf (NULL, &length, "%a %d", NaN (), 33, 44, 55);
248 ASSERT (result != NULL);
249 ASSERT (strlen (result) >= 3 + 3
250 && strisnan (result, 0, strlen (result) - 3, 0)
251 && strcmp (result + strlen (result) - 3, " 33") == 0);
252 ASSERT (length == strlen (result));
256 { /* Rounding near the decimal point. */
259 my_asnprintf (NULL, &length, "%.0a %d", 1.5, 33, 44, 55);
260 ASSERT (result != NULL);
261 ASSERT (strcmp (result, "0x2p+0 33") == 0
262 || strcmp (result, "0x3p-1 33") == 0
263 || strcmp (result, "0x6p-2 33") == 0
264 || strcmp (result, "0xcp-3 33") == 0);
265 ASSERT (length == strlen (result));
269 { /* Rounding with precision 0. */
272 my_asnprintf (NULL, &length, "%.0a %d", 1.51, 33, 44, 55);
273 ASSERT (result != NULL);
274 ASSERT (strcmp (result, "0x2p+0 33") == 0
275 || strcmp (result, "0x3p-1 33") == 0
276 || strcmp (result, "0x6p-2 33") == 0
277 || strcmp (result, "0xcp-3 33") == 0);
278 ASSERT (length == strlen (result));
282 { /* Rounding with precision 1. */
285 my_asnprintf (NULL, &length, "%.1a %d", 1.51, 33, 44, 55);
286 ASSERT (result != NULL);
287 ASSERT (strcmp (result, "0x1.8p+0 33") == 0
288 || strcmp (result, "0x3.0p-1 33") == 0
289 || strcmp (result, "0x6.1p-2 33") == 0
290 || strcmp (result, "0xc.1p-3 33") == 0);
291 ASSERT (length == strlen (result));
295 { /* Rounding with precision 2. */
298 my_asnprintf (NULL, &length, "%.2a %d", 1.51, 33, 44, 55);
299 ASSERT (result != NULL);
300 ASSERT (strcmp (result, "0x1.83p+0 33") == 0
301 || strcmp (result, "0x3.05p-1 33") == 0
302 || strcmp (result, "0x6.0ap-2 33") == 0
303 || strcmp (result, "0xc.14p-3 33") == 0);
304 ASSERT (length == strlen (result));
308 { /* Rounding with precision 3. */
311 my_asnprintf (NULL, &length, "%.3a %d", 1.51, 33, 44, 55);
312 ASSERT (result != NULL);
313 ASSERT (strcmp (result, "0x1.829p+0 33") == 0
314 || strcmp (result, "0x3.052p-1 33") == 0
315 || strcmp (result, "0x6.0a4p-2 33") == 0
316 || strcmp (result, "0xc.148p-3 33") == 0);
317 ASSERT (length == strlen (result));
321 { /* Rounding can turn a ...FFF into a ...000. */
324 my_asnprintf (NULL, &length, "%.3a %d", 1.49999, 33, 44, 55);
325 ASSERT (result != NULL);
326 ASSERT (strcmp (result, "0x1.800p+0 33") == 0
327 || strcmp (result, "0x3.000p-1 33") == 0
328 || strcmp (result, "0x6.000p-2 33") == 0
329 || strcmp (result, "0xc.000p-3 33") == 0);
330 ASSERT (length == strlen (result));
334 { /* Rounding can turn a ...FFF into a ...000.
335 This shows a MacOS X 10.3.9 (Darwin 7.9) bug. */
338 my_asnprintf (NULL, &length, "%.1a %d", 1.999, 33, 44, 55);
339 ASSERT (result != NULL);
340 ASSERT (strcmp (result, "0x1.0p+1 33") == 0
341 || strcmp (result, "0x2.0p+0 33") == 0
342 || strcmp (result, "0x4.0p-1 33") == 0
343 || strcmp (result, "0x8.0p-2 33") == 0);
344 ASSERT (length == strlen (result));
351 my_asnprintf (NULL, &length, "%10a %d", 1.75, 33, 44, 55);
352 ASSERT (result != NULL);
353 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
354 || strcmp (result, " 0x3.8p-1 33") == 0
355 || strcmp (result, " 0x7p-2 33") == 0
356 || strcmp (result, " 0xep-3 33") == 0);
357 ASSERT (length == strlen (result));
361 { /* Small precision. */
364 my_asnprintf (NULL, &length, "%.10a %d", 1.75, 33, 44, 55);
365 ASSERT (result != NULL);
366 ASSERT (strcmp (result, "0x1.c000000000p+0 33") == 0
367 || strcmp (result, "0x3.8000000000p-1 33") == 0
368 || strcmp (result, "0x7.0000000000p-2 33") == 0
369 || strcmp (result, "0xe.0000000000p-3 33") == 0);
370 ASSERT (length == strlen (result));
374 { /* Large precision. */
377 my_asnprintf (NULL, &length, "%.50a %d", 1.75, 33, 44, 55);
378 ASSERT (result != NULL);
379 ASSERT (strcmp (result, "0x1.c0000000000000000000000000000000000000000000000000p+0 33") == 0
380 || strcmp (result, "0x3.80000000000000000000000000000000000000000000000000p-1 33") == 0
381 || strcmp (result, "0x7.00000000000000000000000000000000000000000000000000p-2 33") == 0
382 || strcmp (result, "0xe.00000000000000000000000000000000000000000000000000p-3 33") == 0);
383 ASSERT (length == strlen (result));
390 my_asnprintf (NULL, &length, "%-10a %d", 1.75, 33, 44, 55);
391 ASSERT (result != NULL);
392 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
393 || strcmp (result, "0x3.8p-1 33") == 0
394 || strcmp (result, "0x7p-2 33") == 0
395 || strcmp (result, "0xep-3 33") == 0);
396 ASSERT (length == strlen (result));
400 { /* FLAG_SHOWSIGN. */
403 my_asnprintf (NULL, &length, "%+a %d", 1.75, 33, 44, 55);
404 ASSERT (result != NULL);
405 ASSERT (strcmp (result, "+0x1.cp+0 33") == 0
406 || strcmp (result, "+0x3.8p-1 33") == 0
407 || strcmp (result, "+0x7p-2 33") == 0
408 || strcmp (result, "+0xep-3 33") == 0);
409 ASSERT (length == strlen (result));
416 my_asnprintf (NULL, &length, "% a %d", 1.75, 33, 44, 55);
417 ASSERT (result != NULL);
418 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
419 || strcmp (result, " 0x3.8p-1 33") == 0
420 || strcmp (result, " 0x7p-2 33") == 0
421 || strcmp (result, " 0xep-3 33") == 0);
422 ASSERT (length == strlen (result));
429 my_asnprintf (NULL, &length, "%#a %d", 1.75, 33, 44, 55);
430 ASSERT (result != NULL);
431 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
432 || strcmp (result, "0x3.8p-1 33") == 0
433 || strcmp (result, "0x7.p-2 33") == 0
434 || strcmp (result, "0xe.p-3 33") == 0);
435 ASSERT (length == strlen (result));
442 my_asnprintf (NULL, &length, "%#a %d", 1.0, 33, 44, 55);
443 ASSERT (result != NULL);
444 ASSERT (strcmp (result, "0x1.p+0 33") == 0
445 || strcmp (result, "0x2.p-1 33") == 0
446 || strcmp (result, "0x4.p-2 33") == 0
447 || strcmp (result, "0x8.p-3 33") == 0);
448 ASSERT (length == strlen (result));
452 { /* FLAG_ZERO with finite number. */
455 my_asnprintf (NULL, &length, "%010a %d", 1.75, 33, 44, 55);
456 ASSERT (result != NULL);
457 ASSERT (strcmp (result, "0x001.cp+0 33") == 0
458 || strcmp (result, "0x003.8p-1 33") == 0
459 || strcmp (result, "0x00007p-2 33") == 0
460 || strcmp (result, "0x0000ep-3 33") == 0);
461 ASSERT (length == strlen (result));
465 { /* FLAG_ZERO with infinite number. */
468 my_asnprintf (NULL, &length, "%010a %d", 1.0 / 0.0, 33, 44, 55);
469 ASSERT (result != NULL);
470 /* "0000000inf 33" is not a valid result; see
471 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
472 ASSERT (strcmp (result, " inf 33") == 0);
473 ASSERT (length == strlen (result));
477 { /* FLAG_ZERO with NaN. */
480 my_asnprintf (NULL, &length, "%050a %d", NaN (), 33, 44, 55);
481 ASSERT (result != NULL);
482 /* "0000000nan 33" is not a valid result; see
483 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
484 ASSERT (strlen (result) == 50 + 3
485 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
486 && strcmp (result + strlen (result) - 3, " 33") == 0);
487 ASSERT (length == strlen (result));
491 { /* A positive number. */
494 my_asnprintf (NULL, &length, "%La %d", 3.1416015625L, 33, 44, 55);
495 ASSERT (result != NULL);
496 ASSERT (strcmp (result, "0x1.922p+1 33") == 0
497 || strcmp (result, "0x3.244p+0 33") == 0
498 || strcmp (result, "0x6.488p-1 33") == 0
499 || strcmp (result, "0xc.91p-2 33") == 0);
500 ASSERT (length == strlen (result));
504 { /* A negative number. */
507 my_asnprintf (NULL, &length, "%LA %d", -3.1416015625L, 33, 44, 55);
508 ASSERT (result != NULL);
509 ASSERT (strcmp (result, "-0X1.922P+1 33") == 0
510 || strcmp (result, "-0X3.244P+0 33") == 0
511 || strcmp (result, "-0X6.488P-1 33") == 0
512 || strcmp (result, "-0XC.91P-2 33") == 0);
513 ASSERT (length == strlen (result));
517 { /* Positive zero. */
520 my_asnprintf (NULL, &length, "%La %d", 0.0L, 33, 44, 55);
521 ASSERT (result != NULL);
522 ASSERT (strcmp (result, "0x0p+0 33") == 0);
523 ASSERT (length == strlen (result));
527 { /* Negative zero. */
530 my_asnprintf (NULL, &length, "%La %d", -0.0L, 33, 44, 55);
531 ASSERT (result != NULL);
532 if (have_minus_zero ())
533 ASSERT (strcmp (result, "-0x0p+0 33") == 0);
534 ASSERT (length == strlen (result));
538 { /* Positive infinity. */
541 my_asnprintf (NULL, &length, "%La %d", 1.0L / 0.0L, 33, 44, 55);
542 ASSERT (result != NULL);
543 ASSERT (strcmp (result, "inf 33") == 0);
544 ASSERT (length == strlen (result));
548 { /* Negative infinity. */
551 my_asnprintf (NULL, &length, "%La %d", -1.0L / 0.0L, 33, 44, 55);
552 ASSERT (result != NULL);
553 ASSERT (strcmp (result, "-inf 33") == 0);
554 ASSERT (length == strlen (result));
561 my_asnprintf (NULL, &length, "%La %d", 0.0L / 0.0L, 33, 44, 55);
562 ASSERT (result != NULL);
563 ASSERT (strlen (result) >= 3 + 3
564 && strisnan (result, 0, strlen (result) - 3, 0)
565 && strcmp (result + strlen (result) - 3, " 33") == 0);
566 ASSERT (length == strlen (result));
570 { /* Rounding near the decimal point. */
573 my_asnprintf (NULL, &length, "%.0La %d", 1.5L, 33, 44, 55);
574 ASSERT (result != NULL);
575 ASSERT (strcmp (result, "0x2p+0 33") == 0
576 || strcmp (result, "0x3p-1 33") == 0
577 || strcmp (result, "0x6p-2 33") == 0
578 || strcmp (result, "0xcp-3 33") == 0);
579 ASSERT (length == strlen (result));
583 { /* Rounding with precision 0. */
586 my_asnprintf (NULL, &length, "%.0La %d", 1.51L, 33, 44, 55);
587 ASSERT (result != NULL);
588 ASSERT (strcmp (result, "0x2p+0 33") == 0
589 || strcmp (result, "0x3p-1 33") == 0
590 || strcmp (result, "0x6p-2 33") == 0
591 || strcmp (result, "0xcp-3 33") == 0);
592 ASSERT (length == strlen (result));
596 { /* Rounding with precision 1. */
599 my_asnprintf (NULL, &length, "%.1La %d", 1.51L, 33, 44, 55);
600 ASSERT (result != NULL);
601 ASSERT (strcmp (result, "0x1.8p+0 33") == 0
602 || strcmp (result, "0x3.0p-1 33") == 0
603 || strcmp (result, "0x6.1p-2 33") == 0
604 || strcmp (result, "0xc.1p-3 33") == 0);
605 ASSERT (length == strlen (result));
609 { /* Rounding with precision 2. */
612 my_asnprintf (NULL, &length, "%.2La %d", 1.51L, 33, 44, 55);
613 ASSERT (result != NULL);
614 ASSERT (strcmp (result, "0x1.83p+0 33") == 0
615 || strcmp (result, "0x3.05p-1 33") == 0
616 || strcmp (result, "0x6.0ap-2 33") == 0
617 || strcmp (result, "0xc.14p-3 33") == 0);
618 ASSERT (length == strlen (result));
622 { /* Rounding with precision 3. */
625 my_asnprintf (NULL, &length, "%.3La %d", 1.51L, 33, 44, 55);
626 ASSERT (result != NULL);
627 ASSERT (strcmp (result, "0x1.829p+0 33") == 0
628 || strcmp (result, "0x3.052p-1 33") == 0
629 || strcmp (result, "0x6.0a4p-2 33") == 0
630 || strcmp (result, "0xc.148p-3 33") == 0);
631 ASSERT (length == strlen (result));
635 { /* Rounding can turn a ...FFF into a ...000. */
638 my_asnprintf (NULL, &length, "%.3La %d", 1.49999L, 33, 44, 55);
639 ASSERT (result != NULL);
640 ASSERT (strcmp (result, "0x1.800p+0 33") == 0
641 || strcmp (result, "0x3.000p-1 33") == 0
642 || strcmp (result, "0x6.000p-2 33") == 0
643 || strcmp (result, "0xc.000p-3 33") == 0);
644 ASSERT (length == strlen (result));
648 { /* Rounding can turn a ...FFF into a ...000.
649 This shows a MacOS X 10.3.9 (Darwin 7.9) bug and a
650 glibc 2.4 bug <http://sourceware.org/bugzilla/show_bug.cgi?id=2908>. */
653 my_asnprintf (NULL, &length, "%.1La %d", 1.999L, 33, 44, 55);
654 ASSERT (result != NULL);
655 ASSERT (strcmp (result, "0x1.0p+1 33") == 0
656 || strcmp (result, "0x2.0p+0 33") == 0
657 || strcmp (result, "0x4.0p-1 33") == 0
658 || strcmp (result, "0x8.0p-2 33") == 0);
659 ASSERT (length == strlen (result));
666 my_asnprintf (NULL, &length, "%10La %d", 1.75L, 33, 44, 55);
667 ASSERT (result != NULL);
668 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
669 || strcmp (result, " 0x3.8p-1 33") == 0
670 || strcmp (result, " 0x7p-2 33") == 0
671 || strcmp (result, " 0xep-3 33") == 0);
672 ASSERT (length == strlen (result));
676 { /* Small precision. */
679 my_asnprintf (NULL, &length, "%.10La %d", 1.75L, 33, 44, 55);
680 ASSERT (result != NULL);
681 ASSERT (strcmp (result, "0x1.c000000000p+0 33") == 0
682 || strcmp (result, "0x3.8000000000p-1 33") == 0
683 || strcmp (result, "0x7.0000000000p-2 33") == 0
684 || strcmp (result, "0xe.0000000000p-3 33") == 0);
685 ASSERT (length == strlen (result));
689 { /* Large precision. */
692 my_asnprintf (NULL, &length, "%.50La %d", 1.75L, 33, 44, 55);
693 ASSERT (result != NULL);
694 ASSERT (strcmp (result, "0x1.c0000000000000000000000000000000000000000000000000p+0 33") == 0
695 || strcmp (result, "0x3.80000000000000000000000000000000000000000000000000p-1 33") == 0
696 || strcmp (result, "0x7.00000000000000000000000000000000000000000000000000p-2 33") == 0
697 || strcmp (result, "0xe.00000000000000000000000000000000000000000000000000p-3 33") == 0);
698 ASSERT (length == strlen (result));
705 my_asnprintf (NULL, &length, "%-10La %d", 1.75L, 33, 44, 55);
706 ASSERT (result != NULL);
707 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
708 || strcmp (result, "0x3.8p-1 33") == 0
709 || strcmp (result, "0x7p-2 33") == 0
710 || strcmp (result, "0xep-3 33") == 0);
711 ASSERT (length == strlen (result));
715 { /* FLAG_SHOWSIGN. */
718 my_asnprintf (NULL, &length, "%+La %d", 1.75L, 33, 44, 55);
719 ASSERT (result != NULL);
720 ASSERT (strcmp (result, "+0x1.cp+0 33") == 0
721 || strcmp (result, "+0x3.8p-1 33") == 0
722 || strcmp (result, "+0x7p-2 33") == 0
723 || strcmp (result, "+0xep-3 33") == 0);
724 ASSERT (length == strlen (result));
731 my_asnprintf (NULL, &length, "% La %d", 1.75L, 33, 44, 55);
732 ASSERT (result != NULL);
733 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
734 || strcmp (result, " 0x3.8p-1 33") == 0
735 || strcmp (result, " 0x7p-2 33") == 0
736 || strcmp (result, " 0xep-3 33") == 0);
737 ASSERT (length == strlen (result));
744 my_asnprintf (NULL, &length, "%#La %d", 1.75L, 33, 44, 55);
745 ASSERT (result != NULL);
746 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
747 || strcmp (result, "0x3.8p-1 33") == 0
748 || strcmp (result, "0x7.p-2 33") == 0
749 || strcmp (result, "0xe.p-3 33") == 0);
750 ASSERT (length == strlen (result));
757 my_asnprintf (NULL, &length, "%#La %d", 1.0L, 33, 44, 55);
758 ASSERT (result != NULL);
759 ASSERT (strcmp (result, "0x1.p+0 33") == 0
760 || strcmp (result, "0x2.p-1 33") == 0
761 || strcmp (result, "0x4.p-2 33") == 0
762 || strcmp (result, "0x8.p-3 33") == 0);
763 ASSERT (length == strlen (result));
767 { /* FLAG_ZERO with finite number. */
770 my_asnprintf (NULL, &length, "%010La %d", 1.75L, 33, 44, 55);
771 ASSERT (result != NULL);
772 ASSERT (strcmp (result, "0x001.cp+0 33") == 0
773 || strcmp (result, "0x003.8p-1 33") == 0
774 || strcmp (result, "0x00007p-2 33") == 0
775 || strcmp (result, "0x0000ep-3 33") == 0);
776 ASSERT (length == strlen (result));
780 { /* FLAG_ZERO with infinite number. */
783 my_asnprintf (NULL, &length, "%010La %d", 1.0L / 0.0L, 33, 44, 55);
784 ASSERT (result != NULL);
785 /* "0000000inf 33" is not a valid result; see
786 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
787 ASSERT (strcmp (result, " inf 33") == 0);
788 ASSERT (length == strlen (result));
792 { /* FLAG_ZERO with NaN. */
795 my_asnprintf (NULL, &length, "%050La %d", 0.0L / 0.0L, 33, 44, 55);
796 ASSERT (result != NULL);
797 /* "0000000nan 33" is not a valid result; see
798 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
799 ASSERT (strlen (result) == 50 + 3
800 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
801 && strcmp (result + strlen (result) - 3, " 33") == 0);
802 ASSERT (length == strlen (result));
806 /* Test the support of the %f format directive. */
808 { /* A positive number. */
811 my_asnprintf (NULL, &length, "%f %d", 12.75, 33, 44, 55);
812 ASSERT (result != NULL);
813 ASSERT (strcmp (result, "12.750000 33") == 0);
814 ASSERT (length == strlen (result));
818 { /* A larger positive number. */
821 my_asnprintf (NULL, &length, "%f %d", 1234567.0, 33, 44, 55);
822 ASSERT (result != NULL);
823 ASSERT (strcmp (result, "1234567.000000 33") == 0);
824 ASSERT (length == strlen (result));
828 { /* Small and large positive numbers. */
829 static struct { double value; const char *string; } data[] =
831 { 1.234321234321234e-37, "0.000000" },
832 { 1.234321234321234e-36, "0.000000" },
833 { 1.234321234321234e-35, "0.000000" },
834 { 1.234321234321234e-34, "0.000000" },
835 { 1.234321234321234e-33, "0.000000" },
836 { 1.234321234321234e-32, "0.000000" },
837 { 1.234321234321234e-31, "0.000000" },
838 { 1.234321234321234e-30, "0.000000" },
839 { 1.234321234321234e-29, "0.000000" },
840 { 1.234321234321234e-28, "0.000000" },
841 { 1.234321234321234e-27, "0.000000" },
842 { 1.234321234321234e-26, "0.000000" },
843 { 1.234321234321234e-25, "0.000000" },
844 { 1.234321234321234e-24, "0.000000" },
845 { 1.234321234321234e-23, "0.000000" },
846 { 1.234321234321234e-22, "0.000000" },
847 { 1.234321234321234e-21, "0.000000" },
848 { 1.234321234321234e-20, "0.000000" },
849 { 1.234321234321234e-19, "0.000000" },
850 { 1.234321234321234e-18, "0.000000" },
851 { 1.234321234321234e-17, "0.000000" },
852 { 1.234321234321234e-16, "0.000000" },
853 { 1.234321234321234e-15, "0.000000" },
854 { 1.234321234321234e-14, "0.000000" },
855 { 1.234321234321234e-13, "0.000000" },
856 { 1.234321234321234e-12, "0.000000" },
857 { 1.234321234321234e-11, "0.000000" },
858 { 1.234321234321234e-10, "0.000000" },
859 { 1.234321234321234e-9, "0.000000" },
860 { 1.234321234321234e-8, "0.000000" },
861 { 1.234321234321234e-7, "0.000000" },
862 { 1.234321234321234e-6, "0.000001" },
863 { 1.234321234321234e-5, "0.000012" },
864 { 1.234321234321234e-4, "0.000123" },
865 { 1.234321234321234e-3, "0.001234" },
866 { 1.234321234321234e-2, "0.012343" },
867 { 1.234321234321234e-1, "0.123432" },
868 { 1.234321234321234, "1.234321" },
869 { 1.234321234321234e1, "12.343212" },
870 { 1.234321234321234e2, "123.432123" },
871 { 1.234321234321234e3, "1234.321234" },
872 { 1.234321234321234e4, "12343.212343" },
873 { 1.234321234321234e5, "123432.123432" },
874 { 1.234321234321234e6, "1234321.234321" },
875 { 1.234321234321234e7, "12343212.343212" },
876 { 1.234321234321234e8, "123432123.432123" },
877 { 1.234321234321234e9, "1234321234.321234" },
878 { 1.234321234321234e10, "12343212343.2123**" },
879 { 1.234321234321234e11, "123432123432.123***" },
880 { 1.234321234321234e12, "1234321234321.23****" },
881 { 1.234321234321234e13, "12343212343212.3*****" },
882 { 1.234321234321234e14, "123432123432123.******" },
883 { 1.234321234321234e15, "1234321234321234.000000" },
884 { 1.234321234321234e16, "123432123432123**.000000" },
885 { 1.234321234321234e17, "123432123432123***.000000" },
886 { 1.234321234321234e18, "123432123432123****.000000" },
887 { 1.234321234321234e19, "123432123432123*****.000000" },
888 { 1.234321234321234e20, "123432123432123******.000000" },
889 { 1.234321234321234e21, "123432123432123*******.000000" },
890 { 1.234321234321234e22, "123432123432123********.000000" },
891 { 1.234321234321234e23, "123432123432123*********.000000" },
892 { 1.234321234321234e24, "123432123432123**********.000000" },
893 { 1.234321234321234e25, "123432123432123***********.000000" },
894 { 1.234321234321234e26, "123432123432123************.000000" },
895 { 1.234321234321234e27, "123432123432123*************.000000" },
896 { 1.234321234321234e28, "123432123432123**************.000000" },
897 { 1.234321234321234e29, "123432123432123***************.000000" },
898 { 1.234321234321234e30, "123432123432123****************.000000" },
899 { 1.234321234321234e31, "123432123432123*****************.000000" },
900 { 1.234321234321234e32, "123432123432123******************.000000" },
901 { 1.234321234321234e33, "123432123432123*******************.000000" },
902 { 1.234321234321234e34, "123432123432123********************.000000" },
903 { 1.234321234321234e35, "123432123432123*********************.000000" },
904 { 1.234321234321234e36, "123432123432123**********************.000000" }
907 for (k = 0; k < SIZEOF (data); k++)
911 my_asnprintf (NULL, &length, "%f", data[k].value);
912 ASSERT (result != NULL);
913 ASSERT (strmatch (data[k].string, result));
914 ASSERT (length == strlen (result));
919 { /* A negative number. */
922 my_asnprintf (NULL, &length, "%f %d", -0.03125, 33, 44, 55);
923 ASSERT (result != NULL);
924 ASSERT (strcmp (result, "-0.031250 33") == 0);
925 ASSERT (length == strlen (result));
929 { /* Positive zero. */
932 my_asnprintf (NULL, &length, "%f %d", 0.0, 33, 44, 55);
933 ASSERT (result != NULL);
934 ASSERT (strcmp (result, "0.000000 33") == 0);
935 ASSERT (length == strlen (result));
939 { /* Negative zero. */
942 my_asnprintf (NULL, &length, "%f %d", -0.0, 33, 44, 55);
943 ASSERT (result != NULL);
944 if (have_minus_zero ())
945 ASSERT (strcmp (result, "-0.000000 33") == 0);
946 ASSERT (length == strlen (result));
950 { /* Positive infinity. */
953 my_asnprintf (NULL, &length, "%f %d", 1.0 / 0.0, 33, 44, 55);
954 ASSERT (result != NULL);
955 ASSERT (strcmp (result, "inf 33") == 0
956 || strcmp (result, "infinity 33") == 0);
957 ASSERT (length == strlen (result));
961 { /* Negative infinity. */
964 my_asnprintf (NULL, &length, "%f %d", -1.0 / 0.0, 33, 44, 55);
965 ASSERT (result != NULL);
966 ASSERT (strcmp (result, "-inf 33") == 0
967 || strcmp (result, "-infinity 33") == 0);
968 ASSERT (length == strlen (result));
975 my_asnprintf (NULL, &length, "%f %d", NaN (), 33, 44, 55);
976 ASSERT (result != NULL);
977 ASSERT (strlen (result) >= 3 + 3
978 && strisnan (result, 0, strlen (result) - 3, 0)
979 && strcmp (result + strlen (result) - 3, " 33") == 0);
980 ASSERT (length == strlen (result));
987 my_asnprintf (NULL, &length, "%10f %d", 1.75, 33, 44, 55);
988 ASSERT (result != NULL);
989 ASSERT (strcmp (result, " 1.750000 33") == 0);
990 ASSERT (length == strlen (result));
997 my_asnprintf (NULL, &length, "%-10f %d", 1.75, 33, 44, 55);
998 ASSERT (result != NULL);
999 ASSERT (strcmp (result, "1.750000 33") == 0);
1000 ASSERT (length == strlen (result));
1004 { /* FLAG_SHOWSIGN. */
1007 my_asnprintf (NULL, &length, "%+f %d", 1.75, 33, 44, 55);
1008 ASSERT (result != NULL);
1009 ASSERT (strcmp (result, "+1.750000 33") == 0);
1010 ASSERT (length == strlen (result));
1017 my_asnprintf (NULL, &length, "% f %d", 1.75, 33, 44, 55);
1018 ASSERT (result != NULL);
1019 ASSERT (strcmp (result, " 1.750000 33") == 0);
1020 ASSERT (length == strlen (result));
1027 my_asnprintf (NULL, &length, "%#f %d", 1.75, 33, 44, 55);
1028 ASSERT (result != NULL);
1029 ASSERT (strcmp (result, "1.750000 33") == 0);
1030 ASSERT (length == strlen (result));
1037 my_asnprintf (NULL, &length, "%#.f %d", 1.75, 33, 44, 55);
1038 ASSERT (result != NULL);
1039 ASSERT (strcmp (result, "2. 33") == 0);
1040 ASSERT (length == strlen (result));
1044 { /* FLAG_ZERO with finite number. */
1047 my_asnprintf (NULL, &length, "%015f %d", 1234.0, 33, 44, 55);
1048 ASSERT (result != NULL);
1049 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1050 ASSERT (length == strlen (result));
1054 { /* FLAG_ZERO with infinite number. */
1057 my_asnprintf (NULL, &length, "%015f %d", -1.0 / 0.0, 33, 44, 55);
1058 ASSERT (result != NULL);
1059 ASSERT (strcmp (result, " -inf 33") == 0
1060 || strcmp (result, " -infinity 33") == 0);
1061 ASSERT (length == strlen (result));
1065 { /* FLAG_ZERO with NaN. */
1068 my_asnprintf (NULL, &length, "%050f %d", NaN (), 33, 44, 55);
1069 ASSERT (result != NULL);
1070 ASSERT (strlen (result) == 50 + 3
1071 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1072 && strcmp (result + strlen (result) - 3, " 33") == 0);
1073 ASSERT (length == strlen (result));
1080 my_asnprintf (NULL, &length, "%.f %d", 1234.0, 33, 44, 55);
1081 ASSERT (result != NULL);
1082 ASSERT (strcmp (result, "1234 33") == 0);
1083 ASSERT (length == strlen (result));
1087 { /* A positive number. */
1090 my_asnprintf (NULL, &length, "%Lf %d", 12.75L, 33, 44, 55);
1091 ASSERT (result != NULL);
1092 ASSERT (strcmp (result, "12.750000 33") == 0);
1093 ASSERT (length == strlen (result));
1097 { /* A larger positive number. */
1100 my_asnprintf (NULL, &length, "%Lf %d", 1234567.0L, 33, 44, 55);
1101 ASSERT (result != NULL);
1102 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1103 ASSERT (length == strlen (result));
1107 { /* Small and large positive numbers. */
1108 static struct { long double value; const char *string; } data[] =
1110 { 1.234321234321234e-37L, "0.000000" },
1111 { 1.234321234321234e-36L, "0.000000" },
1112 { 1.234321234321234e-35L, "0.000000" },
1113 { 1.234321234321234e-34L, "0.000000" },
1114 { 1.234321234321234e-33L, "0.000000" },
1115 { 1.234321234321234e-32L, "0.000000" },
1116 { 1.234321234321234e-31L, "0.000000" },
1117 { 1.234321234321234e-30L, "0.000000" },
1118 { 1.234321234321234e-29L, "0.000000" },
1119 { 1.234321234321234e-28L, "0.000000" },
1120 { 1.234321234321234e-27L, "0.000000" },
1121 { 1.234321234321234e-26L, "0.000000" },
1122 { 1.234321234321234e-25L, "0.000000" },
1123 { 1.234321234321234e-24L, "0.000000" },
1124 { 1.234321234321234e-23L, "0.000000" },
1125 { 1.234321234321234e-22L, "0.000000" },
1126 { 1.234321234321234e-21L, "0.000000" },
1127 { 1.234321234321234e-20L, "0.000000" },
1128 { 1.234321234321234e-19L, "0.000000" },
1129 { 1.234321234321234e-18L, "0.000000" },
1130 { 1.234321234321234e-17L, "0.000000" },
1131 { 1.234321234321234e-16L, "0.000000" },
1132 { 1.234321234321234e-15L, "0.000000" },
1133 { 1.234321234321234e-14L, "0.000000" },
1134 { 1.234321234321234e-13L, "0.000000" },
1135 { 1.234321234321234e-12L, "0.000000" },
1136 { 1.234321234321234e-11L, "0.000000" },
1137 { 1.234321234321234e-10L, "0.000000" },
1138 { 1.234321234321234e-9L, "0.000000" },
1139 { 1.234321234321234e-8L, "0.000000" },
1140 { 1.234321234321234e-7L, "0.000000" },
1141 { 1.234321234321234e-6L, "0.000001" },
1142 { 1.234321234321234e-5L, "0.000012" },
1143 { 1.234321234321234e-4L, "0.000123" },
1144 { 1.234321234321234e-3L, "0.001234" },
1145 { 1.234321234321234e-2L, "0.012343" },
1146 { 1.234321234321234e-1L, "0.123432" },
1147 { 1.234321234321234L, "1.234321" },
1148 { 1.234321234321234e1L, "12.343212" },
1149 { 1.234321234321234e2L, "123.432123" },
1150 { 1.234321234321234e3L, "1234.321234" },
1151 { 1.234321234321234e4L, "12343.212343" },
1152 { 1.234321234321234e5L, "123432.123432" },
1153 { 1.234321234321234e6L, "1234321.234321" },
1154 { 1.234321234321234e7L, "12343212.343212" },
1155 { 1.234321234321234e8L, "123432123.432123" },
1156 { 1.234321234321234e9L, "1234321234.321234" },
1157 { 1.234321234321234e10L, "12343212343.2123**" },
1158 { 1.234321234321234e11L, "123432123432.123***" },
1159 { 1.234321234321234e12L, "1234321234321.23****" },
1160 { 1.234321234321234e13L, "12343212343212.3*****" },
1161 { 1.234321234321234e14L, "123432123432123.******" },
1162 { 1.234321234321234e15L, "1234321234321234.000000" },
1163 { 1.234321234321234e16L, "123432123432123**.000000" },
1164 { 1.234321234321234e17L, "123432123432123***.000000" },
1165 { 1.234321234321234e18L, "123432123432123****.000000" },
1166 { 1.234321234321234e19L, "123432123432123*****.000000" },
1167 { 1.234321234321234e20L, "123432123432123******.000000" },
1168 { 1.234321234321234e21L, "123432123432123*******.000000" },
1169 { 1.234321234321234e22L, "123432123432123********.000000" },
1170 { 1.234321234321234e23L, "123432123432123*********.000000" },
1171 { 1.234321234321234e24L, "123432123432123**********.000000" },
1172 { 1.234321234321234e25L, "123432123432123***********.000000" },
1173 { 1.234321234321234e26L, "123432123432123************.000000" },
1174 { 1.234321234321234e27L, "123432123432123*************.000000" },
1175 { 1.234321234321234e28L, "123432123432123**************.000000" },
1176 { 1.234321234321234e29L, "123432123432123***************.000000" },
1177 { 1.234321234321234e30L, "123432123432123****************.000000" },
1178 { 1.234321234321234e31L, "123432123432123*****************.000000" },
1179 { 1.234321234321234e32L, "123432123432123******************.000000" },
1180 { 1.234321234321234e33L, "123432123432123*******************.000000" },
1181 { 1.234321234321234e34L, "123432123432123********************.000000" },
1182 { 1.234321234321234e35L, "123432123432123*********************.000000" },
1183 { 1.234321234321234e36L, "123432123432123**********************.000000" }
1186 for (k = 0; k < SIZEOF (data); k++)
1190 my_asnprintf (NULL, &length, "%Lf", data[k].value);
1191 ASSERT (result != NULL);
1192 ASSERT (strmatch (data[k].string, result));
1193 ASSERT (length == strlen (result));
1198 { /* A negative number. */
1201 my_asnprintf (NULL, &length, "%Lf %d", -0.03125L, 33, 44, 55);
1202 ASSERT (result != NULL);
1203 ASSERT (strcmp (result, "-0.031250 33") == 0);
1204 ASSERT (length == strlen (result));
1208 { /* Positive zero. */
1211 my_asnprintf (NULL, &length, "%Lf %d", 0.0L, 33, 44, 55);
1212 ASSERT (result != NULL);
1213 ASSERT (strcmp (result, "0.000000 33") == 0);
1214 ASSERT (length == strlen (result));
1218 { /* Negative zero. */
1221 my_asnprintf (NULL, &length, "%Lf %d", -0.0L, 33, 44, 55);
1222 ASSERT (result != NULL);
1223 if (have_minus_zero ())
1224 ASSERT (strcmp (result, "-0.000000 33") == 0);
1225 ASSERT (length == strlen (result));
1229 { /* Positive infinity. */
1232 my_asnprintf (NULL, &length, "%Lf %d", 1.0L / 0.0L, 33, 44, 55);
1233 ASSERT (result != NULL);
1234 ASSERT (strcmp (result, "inf 33") == 0
1235 || strcmp (result, "infinity 33") == 0);
1236 ASSERT (length == strlen (result));
1240 { /* Negative infinity. */
1243 my_asnprintf (NULL, &length, "%Lf %d", -1.0L / 0.0L, 33, 44, 55);
1244 ASSERT (result != NULL);
1245 ASSERT (strcmp (result, "-inf 33") == 0
1246 || strcmp (result, "-infinity 33") == 0);
1247 ASSERT (length == strlen (result));
1252 static long double zero = 0.0L;
1255 my_asnprintf (NULL, &length, "%Lf %d", zero / zero, 33, 44, 55);
1256 ASSERT (result != NULL);
1257 ASSERT (strlen (result) >= 3 + 3
1258 && strisnan (result, 0, strlen (result) - 3, 0)
1259 && strcmp (result + strlen (result) - 3, " 33") == 0);
1260 ASSERT (length == strlen (result));
1267 my_asnprintf (NULL, &length, "%10Lf %d", 1.75L, 33, 44, 55);
1268 ASSERT (result != NULL);
1269 ASSERT (strcmp (result, " 1.750000 33") == 0);
1270 ASSERT (length == strlen (result));
1277 my_asnprintf (NULL, &length, "%-10Lf %d", 1.75L, 33, 44, 55);
1278 ASSERT (result != NULL);
1279 ASSERT (strcmp (result, "1.750000 33") == 0);
1280 ASSERT (length == strlen (result));
1284 { /* FLAG_SHOWSIGN. */
1287 my_asnprintf (NULL, &length, "%+Lf %d", 1.75L, 33, 44, 55);
1288 ASSERT (result != NULL);
1289 ASSERT (strcmp (result, "+1.750000 33") == 0);
1290 ASSERT (length == strlen (result));
1297 my_asnprintf (NULL, &length, "% Lf %d", 1.75L, 33, 44, 55);
1298 ASSERT (result != NULL);
1299 ASSERT (strcmp (result, " 1.750000 33") == 0);
1300 ASSERT (length == strlen (result));
1307 my_asnprintf (NULL, &length, "%#Lf %d", 1.75L, 33, 44, 55);
1308 ASSERT (result != NULL);
1309 ASSERT (strcmp (result, "1.750000 33") == 0);
1310 ASSERT (length == strlen (result));
1317 my_asnprintf (NULL, &length, "%#.Lf %d", 1.75L, 33, 44, 55);
1318 ASSERT (result != NULL);
1319 ASSERT (strcmp (result, "2. 33") == 0);
1320 ASSERT (length == strlen (result));
1324 { /* FLAG_ZERO with finite number. */
1327 my_asnprintf (NULL, &length, "%015Lf %d", 1234.0L, 33, 44, 55);
1328 ASSERT (result != NULL);
1329 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1330 ASSERT (length == strlen (result));
1334 { /* FLAG_ZERO with infinite number. */
1337 my_asnprintf (NULL, &length, "%015Lf %d", -1.0L / 0.0L, 33, 44, 55);
1338 ASSERT (result != NULL);
1339 ASSERT (strcmp (result, " -inf 33") == 0
1340 || strcmp (result, " -infinity 33") == 0);
1341 ASSERT (length == strlen (result));
1345 { /* FLAG_ZERO with NaN. */
1346 static long double zero = 0.0L;
1349 my_asnprintf (NULL, &length, "%050Lf %d", zero / zero, 33, 44, 55);
1350 ASSERT (result != NULL);
1351 ASSERT (strlen (result) == 50 + 3
1352 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1353 && strcmp (result + strlen (result) - 3, " 33") == 0);
1354 ASSERT (length == strlen (result));
1361 my_asnprintf (NULL, &length, "%.Lf %d", 1234.0L, 33, 44, 55);
1362 ASSERT (result != NULL);
1363 ASSERT (strcmp (result, "1234 33") == 0);
1364 ASSERT (length == strlen (result));
1368 /* Test the support of the %F format directive. */
1370 { /* A positive number. */
1373 my_asnprintf (NULL, &length, "%F %d", 12.75, 33, 44, 55);
1374 ASSERT (result != NULL);
1375 ASSERT (strcmp (result, "12.750000 33") == 0);
1376 ASSERT (length == strlen (result));
1380 { /* A larger positive number. */
1383 my_asnprintf (NULL, &length, "%F %d", 1234567.0, 33, 44, 55);
1384 ASSERT (result != NULL);
1385 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1386 ASSERT (length == strlen (result));
1390 { /* A negative number. */
1393 my_asnprintf (NULL, &length, "%F %d", -0.03125, 33, 44, 55);
1394 ASSERT (result != NULL);
1395 ASSERT (strcmp (result, "-0.031250 33") == 0);
1396 ASSERT (length == strlen (result));
1400 { /* Positive zero. */
1403 my_asnprintf (NULL, &length, "%F %d", 0.0, 33, 44, 55);
1404 ASSERT (result != NULL);
1405 ASSERT (strcmp (result, "0.000000 33") == 0);
1406 ASSERT (length == strlen (result));
1410 { /* Negative zero. */
1413 my_asnprintf (NULL, &length, "%F %d", -0.0, 33, 44, 55);
1414 ASSERT (result != NULL);
1415 if (have_minus_zero ())
1416 ASSERT (strcmp (result, "-0.000000 33") == 0);
1417 ASSERT (length == strlen (result));
1421 { /* Positive infinity. */
1424 my_asnprintf (NULL, &length, "%F %d", 1.0 / 0.0, 33, 44, 55);
1425 ASSERT (result != NULL);
1426 ASSERT (strcmp (result, "INF 33") == 0
1427 || strcmp (result, "INFINITY 33") == 0);
1428 ASSERT (length == strlen (result));
1432 { /* Negative infinity. */
1435 my_asnprintf (NULL, &length, "%F %d", -1.0 / 0.0, 33, 44, 55);
1436 ASSERT (result != NULL);
1437 ASSERT (strcmp (result, "-INF 33") == 0
1438 || strcmp (result, "-INFINITY 33") == 0);
1439 ASSERT (length == strlen (result));
1446 my_asnprintf (NULL, &length, "%F %d", NaN (), 33, 44, 55);
1447 ASSERT (result != NULL);
1448 ASSERT (strlen (result) >= 3 + 3
1449 && strisnan (result, 0, strlen (result) - 3, 1)
1450 && strcmp (result + strlen (result) - 3, " 33") == 0);
1451 ASSERT (length == strlen (result));
1458 my_asnprintf (NULL, &length, "%015F %d", 1234.0, 33, 44, 55);
1459 ASSERT (result != NULL);
1460 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1461 ASSERT (length == strlen (result));
1465 { /* FLAG_ZERO with infinite number. */
1468 my_asnprintf (NULL, &length, "%015F %d", -1.0 / 0.0, 33, 44, 55);
1469 ASSERT (result != NULL);
1470 ASSERT (strcmp (result, " -INF 33") == 0
1471 || strcmp (result, " -INFINITY 33") == 0);
1472 ASSERT (length == strlen (result));
1479 my_asnprintf (NULL, &length, "%.F %d", 1234.0, 33, 44, 55);
1480 ASSERT (result != NULL);
1481 ASSERT (strcmp (result, "1234 33") == 0);
1482 ASSERT (length == strlen (result));
1486 { /* A positive number. */
1489 my_asnprintf (NULL, &length, "%LF %d", 12.75L, 33, 44, 55);
1490 ASSERT (result != NULL);
1491 ASSERT (strcmp (result, "12.750000 33") == 0);
1492 ASSERT (length == strlen (result));
1496 { /* A larger positive number. */
1499 my_asnprintf (NULL, &length, "%LF %d", 1234567.0L, 33, 44, 55);
1500 ASSERT (result != NULL);
1501 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1502 ASSERT (length == strlen (result));
1506 { /* A negative number. */
1509 my_asnprintf (NULL, &length, "%LF %d", -0.03125L, 33, 44, 55);
1510 ASSERT (result != NULL);
1511 ASSERT (strcmp (result, "-0.031250 33") == 0);
1512 ASSERT (length == strlen (result));
1516 { /* Positive zero. */
1519 my_asnprintf (NULL, &length, "%LF %d", 0.0L, 33, 44, 55);
1520 ASSERT (result != NULL);
1521 ASSERT (strcmp (result, "0.000000 33") == 0);
1522 ASSERT (length == strlen (result));
1526 { /* Negative zero. */
1529 my_asnprintf (NULL, &length, "%LF %d", -0.0L, 33, 44, 55);
1530 ASSERT (result != NULL);
1531 if (have_minus_zero ())
1532 ASSERT (strcmp (result, "-0.000000 33") == 0);
1533 ASSERT (length == strlen (result));
1537 { /* Positive infinity. */
1540 my_asnprintf (NULL, &length, "%LF %d", 1.0L / 0.0L, 33, 44, 55);
1541 ASSERT (result != NULL);
1542 ASSERT (strcmp (result, "INF 33") == 0
1543 || strcmp (result, "INFINITY 33") == 0);
1544 ASSERT (length == strlen (result));
1548 { /* Negative infinity. */
1551 my_asnprintf (NULL, &length, "%LF %d", -1.0L / 0.0L, 33, 44, 55);
1552 ASSERT (result != NULL);
1553 ASSERT (strcmp (result, "-INF 33") == 0
1554 || strcmp (result, "-INFINITY 33") == 0);
1555 ASSERT (length == strlen (result));
1560 static long double zero = 0.0L;
1563 my_asnprintf (NULL, &length, "%LF %d", zero / zero, 33, 44, 55);
1564 ASSERT (result != NULL);
1565 ASSERT (strlen (result) >= 3 + 3
1566 && strisnan (result, 0, strlen (result) - 3, 1)
1567 && strcmp (result + strlen (result) - 3, " 33") == 0);
1568 ASSERT (length == strlen (result));
1575 my_asnprintf (NULL, &length, "%015LF %d", 1234.0L, 33, 44, 55);
1576 ASSERT (result != NULL);
1577 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1578 ASSERT (length == strlen (result));
1582 { /* FLAG_ZERO with infinite number. */
1585 my_asnprintf (NULL, &length, "%015LF %d", -1.0L / 0.0L, 33, 44, 55);
1586 ASSERT (result != NULL);
1587 ASSERT (strcmp (result, " -INF 33") == 0
1588 || strcmp (result, " -INFINITY 33") == 0);
1589 ASSERT (length == strlen (result));
1596 my_asnprintf (NULL, &length, "%.LF %d", 1234.0L, 33, 44, 55);
1597 ASSERT (result != NULL);
1598 ASSERT (strcmp (result, "1234 33") == 0);
1599 ASSERT (length == strlen (result));
1603 /* Test the support of the %e format directive. */
1605 { /* A positive number. */
1608 my_asnprintf (NULL, &length, "%e %d", 12.75, 33, 44, 55);
1609 ASSERT (result != NULL);
1610 ASSERT (strcmp (result, "1.275000e+01 33") == 0
1611 || strcmp (result, "1.275000e+001 33") == 0);
1612 ASSERT (length == strlen (result));
1616 { /* A larger positive number. */
1619 my_asnprintf (NULL, &length, "%e %d", 1234567.0, 33, 44, 55);
1620 ASSERT (result != NULL);
1621 ASSERT (strcmp (result, "1.234567e+06 33") == 0
1622 || strcmp (result, "1.234567e+006 33") == 0);
1623 ASSERT (length == strlen (result));
1627 { /* Small and large positive numbers. */
1628 static struct { double value; const char *string; } data[] =
1630 { 1.234321234321234e-37, "1.234321e-37" },
1631 { 1.234321234321234e-36, "1.234321e-36" },
1632 { 1.234321234321234e-35, "1.234321e-35" },
1633 { 1.234321234321234e-34, "1.234321e-34" },
1634 { 1.234321234321234e-33, "1.234321e-33" },
1635 { 1.234321234321234e-32, "1.234321e-32" },
1636 { 1.234321234321234e-31, "1.234321e-31" },
1637 { 1.234321234321234e-30, "1.234321e-30" },
1638 { 1.234321234321234e-29, "1.234321e-29" },
1639 { 1.234321234321234e-28, "1.234321e-28" },
1640 { 1.234321234321234e-27, "1.234321e-27" },
1641 { 1.234321234321234e-26, "1.234321e-26" },
1642 { 1.234321234321234e-25, "1.234321e-25" },
1643 { 1.234321234321234e-24, "1.234321e-24" },
1644 { 1.234321234321234e-23, "1.234321e-23" },
1645 { 1.234321234321234e-22, "1.234321e-22" },
1646 { 1.234321234321234e-21, "1.234321e-21" },
1647 { 1.234321234321234e-20, "1.234321e-20" },
1648 { 1.234321234321234e-19, "1.234321e-19" },
1649 { 1.234321234321234e-18, "1.234321e-18" },
1650 { 1.234321234321234e-17, "1.234321e-17" },
1651 { 1.234321234321234e-16, "1.234321e-16" },
1652 { 1.234321234321234e-15, "1.234321e-15" },
1653 { 1.234321234321234e-14, "1.234321e-14" },
1654 { 1.234321234321234e-13, "1.234321e-13" },
1655 { 1.234321234321234e-12, "1.234321e-12" },
1656 { 1.234321234321234e-11, "1.234321e-11" },
1657 { 1.234321234321234e-10, "1.234321e-10" },
1658 { 1.234321234321234e-9, "1.234321e-09" },
1659 { 1.234321234321234e-8, "1.234321e-08" },
1660 { 1.234321234321234e-7, "1.234321e-07" },
1661 { 1.234321234321234e-6, "1.234321e-06" },
1662 { 1.234321234321234e-5, "1.234321e-05" },
1663 { 1.234321234321234e-4, "1.234321e-04" },
1664 { 1.234321234321234e-3, "1.234321e-03" },
1665 { 1.234321234321234e-2, "1.234321e-02" },
1666 { 1.234321234321234e-1, "1.234321e-01" },
1667 { 1.234321234321234, "1.234321e+00" },
1668 { 1.234321234321234e1, "1.234321e+01" },
1669 { 1.234321234321234e2, "1.234321e+02" },
1670 { 1.234321234321234e3, "1.234321e+03" },
1671 { 1.234321234321234e4, "1.234321e+04" },
1672 { 1.234321234321234e5, "1.234321e+05" },
1673 { 1.234321234321234e6, "1.234321e+06" },
1674 { 1.234321234321234e7, "1.234321e+07" },
1675 { 1.234321234321234e8, "1.234321e+08" },
1676 { 1.234321234321234e9, "1.234321e+09" },
1677 { 1.234321234321234e10, "1.234321e+10" },
1678 { 1.234321234321234e11, "1.234321e+11" },
1679 { 1.234321234321234e12, "1.234321e+12" },
1680 { 1.234321234321234e13, "1.234321e+13" },
1681 { 1.234321234321234e14, "1.234321e+14" },
1682 { 1.234321234321234e15, "1.234321e+15" },
1683 { 1.234321234321234e16, "1.234321e+16" },
1684 { 1.234321234321234e17, "1.234321e+17" },
1685 { 1.234321234321234e18, "1.234321e+18" },
1686 { 1.234321234321234e19, "1.234321e+19" },
1687 { 1.234321234321234e20, "1.234321e+20" },
1688 { 1.234321234321234e21, "1.234321e+21" },
1689 { 1.234321234321234e22, "1.234321e+22" },
1690 { 1.234321234321234e23, "1.234321e+23" },
1691 { 1.234321234321234e24, "1.234321e+24" },
1692 { 1.234321234321234e25, "1.234321e+25" },
1693 { 1.234321234321234e26, "1.234321e+26" },
1694 { 1.234321234321234e27, "1.234321e+27" },
1695 { 1.234321234321234e28, "1.234321e+28" },
1696 { 1.234321234321234e29, "1.234321e+29" },
1697 { 1.234321234321234e30, "1.234321e+30" },
1698 { 1.234321234321234e31, "1.234321e+31" },
1699 { 1.234321234321234e32, "1.234321e+32" },
1700 { 1.234321234321234e33, "1.234321e+33" },
1701 { 1.234321234321234e34, "1.234321e+34" },
1702 { 1.234321234321234e35, "1.234321e+35" },
1703 { 1.234321234321234e36, "1.234321e+36" }
1706 for (k = 0; k < SIZEOF (data); k++)
1710 my_asnprintf (NULL, &length, "%e", data[k].value);
1711 const char *expected = data[k].string;
1712 ASSERT (result != NULL);
1713 ASSERT (strcmp (result, expected) == 0
1714 /* Some implementations produce exponents with 3 digits. */
1715 || (strlen (result) == strlen (expected) + 1
1716 && memcmp (result, expected, strlen (expected) - 2) == 0
1717 && result[strlen (expected) - 2] == '0'
1718 && strcmp (result + strlen (expected) - 1,
1719 expected + strlen (expected) - 2)
1721 ASSERT (length == strlen (result));
1726 { /* A negative number. */
1729 my_asnprintf (NULL, &length, "%e %d", -0.03125, 33, 44, 55);
1730 ASSERT (result != NULL);
1731 ASSERT (strcmp (result, "-3.125000e-02 33") == 0
1732 || strcmp (result, "-3.125000e-002 33") == 0);
1733 ASSERT (length == strlen (result));
1737 { /* Positive zero. */
1740 my_asnprintf (NULL, &length, "%e %d", 0.0, 33, 44, 55);
1741 ASSERT (result != NULL);
1742 ASSERT (strcmp (result, "0.000000e+00 33") == 0
1743 || strcmp (result, "0.000000e+000 33") == 0);
1744 ASSERT (length == strlen (result));
1748 { /* Negative zero. */
1751 my_asnprintf (NULL, &length, "%e %d", -0.0, 33, 44, 55);
1752 ASSERT (result != NULL);
1753 if (have_minus_zero ())
1754 ASSERT (strcmp (result, "-0.000000e+00 33") == 0
1755 || strcmp (result, "-0.000000e+000 33") == 0);
1756 ASSERT (length == strlen (result));
1760 { /* Positive infinity. */
1763 my_asnprintf (NULL, &length, "%e %d", 1.0 / 0.0, 33, 44, 55);
1764 ASSERT (result != NULL);
1765 ASSERT (strcmp (result, "inf 33") == 0
1766 || strcmp (result, "infinity 33") == 0);
1767 ASSERT (length == strlen (result));
1771 { /* Negative infinity. */
1774 my_asnprintf (NULL, &length, "%e %d", -1.0 / 0.0, 33, 44, 55);
1775 ASSERT (result != NULL);
1776 ASSERT (strcmp (result, "-inf 33") == 0
1777 || strcmp (result, "-infinity 33") == 0);
1778 ASSERT (length == strlen (result));
1785 my_asnprintf (NULL, &length, "%e %d", NaN (), 33, 44, 55);
1786 ASSERT (result != NULL);
1787 ASSERT (strlen (result) >= 3 + 3
1788 && strisnan (result, 0, strlen (result) - 3, 0)
1789 && strcmp (result + strlen (result) - 3, " 33") == 0);
1790 ASSERT (length == strlen (result));
1797 my_asnprintf (NULL, &length, "%15e %d", 1.75, 33, 44, 55);
1798 ASSERT (result != NULL);
1799 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
1800 || strcmp (result, " 1.750000e+000 33") == 0);
1801 ASSERT (length == strlen (result));
1808 my_asnprintf (NULL, &length, "%-15e %d", 1.75, 33, 44, 55);
1809 ASSERT (result != NULL);
1810 ASSERT (strcmp (result, "1.750000e+00 33") == 0
1811 || strcmp (result, "1.750000e+000 33") == 0);
1812 ASSERT (length == strlen (result));
1816 { /* FLAG_SHOWSIGN. */
1819 my_asnprintf (NULL, &length, "%+e %d", 1.75, 33, 44, 55);
1820 ASSERT (result != NULL);
1821 ASSERT (strcmp (result, "+1.750000e+00 33") == 0
1822 || strcmp (result, "+1.750000e+000 33") == 0);
1823 ASSERT (length == strlen (result));
1830 my_asnprintf (NULL, &length, "% e %d", 1.75, 33, 44, 55);
1831 ASSERT (result != NULL);
1832 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
1833 || strcmp (result, " 1.750000e+000 33") == 0);
1834 ASSERT (length == strlen (result));
1841 my_asnprintf (NULL, &length, "%#e %d", 1.75, 33, 44, 55);
1842 ASSERT (result != NULL);
1843 ASSERT (strcmp (result, "1.750000e+00 33") == 0
1844 || strcmp (result, "1.750000e+000 33") == 0);
1845 ASSERT (length == strlen (result));
1852 my_asnprintf (NULL, &length, "%#.e %d", 1.75, 33, 44, 55);
1853 ASSERT (result != NULL);
1854 ASSERT (strcmp (result, "2.e+00 33") == 0
1855 || strcmp (result, "2.e+000 33") == 0);
1856 ASSERT (length == strlen (result));
1863 my_asnprintf (NULL, &length, "%#.e %d", 9.75, 33, 44, 55);
1864 ASSERT (result != NULL);
1865 ASSERT (strcmp (result, "1.e+01 33") == 0
1866 || strcmp (result, "1.e+001 33") == 0);
1867 ASSERT (length == strlen (result));
1871 { /* FLAG_ZERO with finite number. */
1874 my_asnprintf (NULL, &length, "%015e %d", 1234.0, 33, 44, 55);
1875 ASSERT (result != NULL);
1876 ASSERT (strcmp (result, "0001.234000e+03 33") == 0
1877 || strcmp (result, "001.234000e+003 33") == 0);
1878 ASSERT (length == strlen (result));
1882 { /* FLAG_ZERO with infinite number. */
1885 my_asnprintf (NULL, &length, "%015e %d", -1.0 / 0.0, 33, 44, 55);
1886 ASSERT (result != NULL);
1887 ASSERT (strcmp (result, " -inf 33") == 0
1888 || strcmp (result, " -infinity 33") == 0);
1889 ASSERT (length == strlen (result));
1893 { /* FLAG_ZERO with NaN. */
1896 my_asnprintf (NULL, &length, "%050e %d", NaN (), 33, 44, 55);
1897 ASSERT (result != NULL);
1898 ASSERT (strlen (result) == 50 + 3
1899 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1900 && strcmp (result + strlen (result) - 3, " 33") == 0);
1901 ASSERT (length == strlen (result));
1908 my_asnprintf (NULL, &length, "%.e %d", 1234.0, 33, 44, 55);
1909 ASSERT (result != NULL);
1910 ASSERT (strcmp (result, "1e+03 33") == 0
1911 || strcmp (result, "1e+003 33") == 0);
1912 ASSERT (length == strlen (result));
1916 { /* A positive number. */
1919 my_asnprintf (NULL, &length, "%Le %d", 12.75L, 33, 44, 55);
1920 ASSERT (result != NULL);
1921 ASSERT (strcmp (result, "1.275000e+01 33") == 0);
1922 ASSERT (length == strlen (result));
1926 { /* A larger positive number. */
1929 my_asnprintf (NULL, &length, "%Le %d", 1234567.0L, 33, 44, 55);
1930 ASSERT (result != NULL);
1931 ASSERT (strcmp (result, "1.234567e+06 33") == 0);
1932 ASSERT (length == strlen (result));
1936 { /* Small and large positive numbers. */
1937 static struct { long double value; const char *string; } data[] =
1939 { 1.234321234321234e-37L, "1.234321e-37" },
1940 { 1.234321234321234e-36L, "1.234321e-36" },
1941 { 1.234321234321234e-35L, "1.234321e-35" },
1942 { 1.234321234321234e-34L, "1.234321e-34" },
1943 { 1.234321234321234e-33L, "1.234321e-33" },
1944 { 1.234321234321234e-32L, "1.234321e-32" },
1945 { 1.234321234321234e-31L, "1.234321e-31" },
1946 { 1.234321234321234e-30L, "1.234321e-30" },
1947 { 1.234321234321234e-29L, "1.234321e-29" },
1948 { 1.234321234321234e-28L, "1.234321e-28" },
1949 { 1.234321234321234e-27L, "1.234321e-27" },
1950 { 1.234321234321234e-26L, "1.234321e-26" },
1951 { 1.234321234321234e-25L, "1.234321e-25" },
1952 { 1.234321234321234e-24L, "1.234321e-24" },
1953 { 1.234321234321234e-23L, "1.234321e-23" },
1954 { 1.234321234321234e-22L, "1.234321e-22" },
1955 { 1.234321234321234e-21L, "1.234321e-21" },
1956 { 1.234321234321234e-20L, "1.234321e-20" },
1957 { 1.234321234321234e-19L, "1.234321e-19" },
1958 { 1.234321234321234e-18L, "1.234321e-18" },
1959 { 1.234321234321234e-17L, "1.234321e-17" },
1960 { 1.234321234321234e-16L, "1.234321e-16" },
1961 { 1.234321234321234e-15L, "1.234321e-15" },
1962 { 1.234321234321234e-14L, "1.234321e-14" },
1963 { 1.234321234321234e-13L, "1.234321e-13" },
1964 { 1.234321234321234e-12L, "1.234321e-12" },
1965 { 1.234321234321234e-11L, "1.234321e-11" },
1966 { 1.234321234321234e-10L, "1.234321e-10" },
1967 { 1.234321234321234e-9L, "1.234321e-09" },
1968 { 1.234321234321234e-8L, "1.234321e-08" },
1969 { 1.234321234321234e-7L, "1.234321e-07" },
1970 { 1.234321234321234e-6L, "1.234321e-06" },
1971 { 1.234321234321234e-5L, "1.234321e-05" },
1972 { 1.234321234321234e-4L, "1.234321e-04" },
1973 { 1.234321234321234e-3L, "1.234321e-03" },
1974 { 1.234321234321234e-2L, "1.234321e-02" },
1975 { 1.234321234321234e-1L, "1.234321e-01" },
1976 { 1.234321234321234L, "1.234321e+00" },
1977 { 1.234321234321234e1L, "1.234321e+01" },
1978 { 1.234321234321234e2L, "1.234321e+02" },
1979 { 1.234321234321234e3L, "1.234321e+03" },
1980 { 1.234321234321234e4L, "1.234321e+04" },
1981 { 1.234321234321234e5L, "1.234321e+05" },
1982 { 1.234321234321234e6L, "1.234321e+06" },
1983 { 1.234321234321234e7L, "1.234321e+07" },
1984 { 1.234321234321234e8L, "1.234321e+08" },
1985 { 1.234321234321234e9L, "1.234321e+09" },
1986 { 1.234321234321234e10L, "1.234321e+10" },
1987 { 1.234321234321234e11L, "1.234321e+11" },
1988 { 1.234321234321234e12L, "1.234321e+12" },
1989 { 1.234321234321234e13L, "1.234321e+13" },
1990 { 1.234321234321234e14L, "1.234321e+14" },
1991 { 1.234321234321234e15L, "1.234321e+15" },
1992 { 1.234321234321234e16L, "1.234321e+16" },
1993 { 1.234321234321234e17L, "1.234321e+17" },
1994 { 1.234321234321234e18L, "1.234321e+18" },
1995 { 1.234321234321234e19L, "1.234321e+19" },
1996 { 1.234321234321234e20L, "1.234321e+20" },
1997 { 1.234321234321234e21L, "1.234321e+21" },
1998 { 1.234321234321234e22L, "1.234321e+22" },
1999 { 1.234321234321234e23L, "1.234321e+23" },
2000 { 1.234321234321234e24L, "1.234321e+24" },
2001 { 1.234321234321234e25L, "1.234321e+25" },
2002 { 1.234321234321234e26L, "1.234321e+26" },
2003 { 1.234321234321234e27L, "1.234321e+27" },
2004 { 1.234321234321234e28L, "1.234321e+28" },
2005 { 1.234321234321234e29L, "1.234321e+29" },
2006 { 1.234321234321234e30L, "1.234321e+30" },
2007 { 1.234321234321234e31L, "1.234321e+31" },
2008 { 1.234321234321234e32L, "1.234321e+32" },
2009 { 1.234321234321234e33L, "1.234321e+33" },
2010 { 1.234321234321234e34L, "1.234321e+34" },
2011 { 1.234321234321234e35L, "1.234321e+35" },
2012 { 1.234321234321234e36L, "1.234321e+36" }
2015 for (k = 0; k < SIZEOF (data); k++)
2019 my_asnprintf (NULL, &length, "%Le", data[k].value);
2020 ASSERT (result != NULL);
2021 ASSERT (strcmp (result, data[k].string) == 0);
2022 ASSERT (length == strlen (result));
2027 { /* A negative number. */
2030 my_asnprintf (NULL, &length, "%Le %d", -0.03125L, 33, 44, 55);
2031 ASSERT (result != NULL);
2032 ASSERT (strcmp (result, "-3.125000e-02 33") == 0);
2033 ASSERT (length == strlen (result));
2037 { /* Positive zero. */
2040 my_asnprintf (NULL, &length, "%Le %d", 0.0L, 33, 44, 55);
2041 ASSERT (result != NULL);
2042 ASSERT (strcmp (result, "0.000000e+00 33") == 0);
2043 ASSERT (length == strlen (result));
2047 { /* Negative zero. */
2050 my_asnprintf (NULL, &length, "%Le %d", -0.0L, 33, 44, 55);
2051 ASSERT (result != NULL);
2052 if (have_minus_zero ())
2053 ASSERT (strcmp (result, "-0.000000e+00 33") == 0);
2054 ASSERT (length == strlen (result));
2058 { /* Positive infinity. */
2061 my_asnprintf (NULL, &length, "%Le %d", 1.0L / 0.0L, 33, 44, 55);
2062 ASSERT (result != NULL);
2063 ASSERT (strcmp (result, "inf 33") == 0
2064 || strcmp (result, "infinity 33") == 0);
2065 ASSERT (length == strlen (result));
2069 { /* Negative infinity. */
2072 my_asnprintf (NULL, &length, "%Le %d", -1.0L / 0.0L, 33, 44, 55);
2073 ASSERT (result != NULL);
2074 ASSERT (strcmp (result, "-inf 33") == 0
2075 || strcmp (result, "-infinity 33") == 0);
2076 ASSERT (length == strlen (result));
2081 static long double zero = 0.0L;
2084 my_asnprintf (NULL, &length, "%Le %d", zero / zero, 33, 44, 55);
2085 ASSERT (result != NULL);
2086 ASSERT (strlen (result) >= 3 + 3
2087 && strisnan (result, 0, strlen (result) - 3, 0)
2088 && strcmp (result + strlen (result) - 3, " 33") == 0);
2089 ASSERT (length == strlen (result));
2096 my_asnprintf (NULL, &length, "%15Le %d", 1.75L, 33, 44, 55);
2097 ASSERT (result != NULL);
2098 ASSERT (strcmp (result, " 1.750000e+00 33") == 0);
2099 ASSERT (length == strlen (result));
2106 my_asnprintf (NULL, &length, "%-15Le %d", 1.75L, 33, 44, 55);
2107 ASSERT (result != NULL);
2108 ASSERT (strcmp (result, "1.750000e+00 33") == 0);
2109 ASSERT (length == strlen (result));
2113 { /* FLAG_SHOWSIGN. */
2116 my_asnprintf (NULL, &length, "%+Le %d", 1.75L, 33, 44, 55);
2117 ASSERT (result != NULL);
2118 ASSERT (strcmp (result, "+1.750000e+00 33") == 0);
2119 ASSERT (length == strlen (result));
2126 my_asnprintf (NULL, &length, "% Le %d", 1.75L, 33, 44, 55);
2127 ASSERT (result != NULL);
2128 ASSERT (strcmp (result, " 1.750000e+00 33") == 0);
2129 ASSERT (length == strlen (result));
2136 my_asnprintf (NULL, &length, "%#Le %d", 1.75L, 33, 44, 55);
2137 ASSERT (result != NULL);
2138 ASSERT (strcmp (result, "1.750000e+00 33") == 0);
2139 ASSERT (length == strlen (result));
2146 my_asnprintf (NULL, &length, "%#.Le %d", 1.75L, 33, 44, 55);
2147 ASSERT (result != NULL);
2148 ASSERT (strcmp (result, "2.e+00 33") == 0);
2149 ASSERT (length == strlen (result));
2156 my_asnprintf (NULL, &length, "%#.Le %d", 9.75L, 33, 44, 55);
2157 ASSERT (result != NULL);
2158 ASSERT (strcmp (result, "1.e+01 33") == 0);
2159 ASSERT (length == strlen (result));
2163 { /* FLAG_ZERO with finite number. */
2166 my_asnprintf (NULL, &length, "%015Le %d", 1234.0L, 33, 44, 55);
2167 ASSERT (result != NULL);
2168 ASSERT (strcmp (result, "0001.234000e+03 33") == 0);
2169 ASSERT (length == strlen (result));
2173 { /* FLAG_ZERO with infinite number. */
2176 my_asnprintf (NULL, &length, "%015Le %d", -1.0L / 0.0L, 33, 44, 55);
2177 ASSERT (result != NULL);
2178 ASSERT (strcmp (result, " -inf 33") == 0
2179 || strcmp (result, " -infinity 33") == 0);
2180 ASSERT (length == strlen (result));
2184 { /* FLAG_ZERO with NaN. */
2185 static long double zero = 0.0L;
2188 my_asnprintf (NULL, &length, "%050Le %d", zero / zero, 33, 44, 55);
2189 ASSERT (result != NULL);
2190 ASSERT (strlen (result) == 50 + 3
2191 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2192 && strcmp (result + strlen (result) - 3, " 33") == 0);
2193 ASSERT (length == strlen (result));
2200 my_asnprintf (NULL, &length, "%.Le %d", 1234.0L, 33, 44, 55);
2201 ASSERT (result != NULL);
2202 ASSERT (strcmp (result, "1e+03 33") == 0);
2203 ASSERT (length == strlen (result));
2207 /* Test the support of the %g format directive. */
2209 { /* A positive number. */
2212 my_asnprintf (NULL, &length, "%g %d", 12.75, 33, 44, 55);
2213 ASSERT (result != NULL);
2214 ASSERT (strcmp (result, "12.75 33") == 0);
2215 ASSERT (length == strlen (result));
2219 { /* A larger positive number. */
2222 my_asnprintf (NULL, &length, "%g %d", 1234567.0, 33, 44, 55);
2223 ASSERT (result != NULL);
2224 ASSERT (strcmp (result, "1.23457e+06 33") == 0
2225 || strcmp (result, "1.23457e+006 33") == 0);
2226 ASSERT (length == strlen (result));
2230 { /* Small and large positive numbers. */
2231 static struct { double value; const char *string; } data[] =
2233 { 1.234321234321234e-37, "1.23432e-37" },
2234 { 1.234321234321234e-36, "1.23432e-36" },
2235 { 1.234321234321234e-35, "1.23432e-35" },
2236 { 1.234321234321234e-34, "1.23432e-34" },
2237 { 1.234321234321234e-33, "1.23432e-33" },
2238 { 1.234321234321234e-32, "1.23432e-32" },
2239 { 1.234321234321234e-31, "1.23432e-31" },
2240 { 1.234321234321234e-30, "1.23432e-30" },
2241 { 1.234321234321234e-29, "1.23432e-29" },
2242 { 1.234321234321234e-28, "1.23432e-28" },
2243 { 1.234321234321234e-27, "1.23432e-27" },
2244 { 1.234321234321234e-26, "1.23432e-26" },
2245 { 1.234321234321234e-25, "1.23432e-25" },
2246 { 1.234321234321234e-24, "1.23432e-24" },
2247 { 1.234321234321234e-23, "1.23432e-23" },
2248 { 1.234321234321234e-22, "1.23432e-22" },
2249 { 1.234321234321234e-21, "1.23432e-21" },
2250 { 1.234321234321234e-20, "1.23432e-20" },
2251 { 1.234321234321234e-19, "1.23432e-19" },
2252 { 1.234321234321234e-18, "1.23432e-18" },
2253 { 1.234321234321234e-17, "1.23432e-17" },
2254 { 1.234321234321234e-16, "1.23432e-16" },
2255 { 1.234321234321234e-15, "1.23432e-15" },
2256 { 1.234321234321234e-14, "1.23432e-14" },
2257 { 1.234321234321234e-13, "1.23432e-13" },
2258 { 1.234321234321234e-12, "1.23432e-12" },
2259 { 1.234321234321234e-11, "1.23432e-11" },
2260 { 1.234321234321234e-10, "1.23432e-10" },
2261 { 1.234321234321234e-9, "1.23432e-09" },
2262 { 1.234321234321234e-8, "1.23432e-08" },
2263 { 1.234321234321234e-7, "1.23432e-07" },
2264 { 1.234321234321234e-6, "1.23432e-06" },
2265 { 1.234321234321234e-5, "1.23432e-05" },
2266 { 1.234321234321234e-4, "0.000123432" },
2267 { 1.234321234321234e-3, "0.00123432" },
2268 { 1.234321234321234e-2, "0.0123432" },
2269 { 1.234321234321234e-1, "0.123432" },
2270 { 1.234321234321234, "1.23432" },
2271 { 1.234321234321234e1, "12.3432" },
2272 { 1.234321234321234e2, "123.432" },
2273 { 1.234321234321234e3, "1234.32" },
2274 { 1.234321234321234e4, "12343.2" },
2275 { 1.234321234321234e5, "123432" },
2276 { 1.234321234321234e6, "1.23432e+06" },
2277 { 1.234321234321234e7, "1.23432e+07" },
2278 { 1.234321234321234e8, "1.23432e+08" },
2279 { 1.234321234321234e9, "1.23432e+09" },
2280 { 1.234321234321234e10, "1.23432e+10" },
2281 { 1.234321234321234e11, "1.23432e+11" },
2282 { 1.234321234321234e12, "1.23432e+12" },
2283 { 1.234321234321234e13, "1.23432e+13" },
2284 { 1.234321234321234e14, "1.23432e+14" },
2285 { 1.234321234321234e15, "1.23432e+15" },
2286 { 1.234321234321234e16, "1.23432e+16" },
2287 { 1.234321234321234e17, "1.23432e+17" },
2288 { 1.234321234321234e18, "1.23432e+18" },
2289 { 1.234321234321234e19, "1.23432e+19" },
2290 { 1.234321234321234e20, "1.23432e+20" },
2291 { 1.234321234321234e21, "1.23432e+21" },
2292 { 1.234321234321234e22, "1.23432e+22" },
2293 { 1.234321234321234e23, "1.23432e+23" },
2294 { 1.234321234321234e24, "1.23432e+24" },
2295 { 1.234321234321234e25, "1.23432e+25" },
2296 { 1.234321234321234e26, "1.23432e+26" },
2297 { 1.234321234321234e27, "1.23432e+27" },
2298 { 1.234321234321234e28, "1.23432e+28" },
2299 { 1.234321234321234e29, "1.23432e+29" },
2300 { 1.234321234321234e30, "1.23432e+30" },
2301 { 1.234321234321234e31, "1.23432e+31" },
2302 { 1.234321234321234e32, "1.23432e+32" },
2303 { 1.234321234321234e33, "1.23432e+33" },
2304 { 1.234321234321234e34, "1.23432e+34" },
2305 { 1.234321234321234e35, "1.23432e+35" },
2306 { 1.234321234321234e36, "1.23432e+36" }
2309 for (k = 0; k < SIZEOF (data); k++)
2313 my_asnprintf (NULL, &length, "%g", data[k].value);
2314 const char *expected = data[k].string;
2315 ASSERT (result != NULL);
2316 ASSERT (strcmp (result, expected) == 0
2317 /* Some implementations produce exponents with 3 digits. */
2318 || (expected[strlen (expected) - 4] == 'e'
2319 && strlen (result) == strlen (expected) + 1
2320 && memcmp (result, expected, strlen (expected) - 2) == 0
2321 && result[strlen (expected) - 2] == '0'
2322 && strcmp (result + strlen (expected) - 1,
2323 expected + strlen (expected) - 2)
2325 ASSERT (length == strlen (result));
2330 { /* A negative number. */
2333 my_asnprintf (NULL, &length, "%g %d", -0.03125, 33, 44, 55);
2334 ASSERT (result != NULL);
2335 ASSERT (strcmp (result, "-0.03125 33") == 0);
2336 ASSERT (length == strlen (result));
2340 { /* Positive zero. */
2343 my_asnprintf (NULL, &length, "%g %d", 0.0, 33, 44, 55);
2344 ASSERT (result != NULL);
2345 ASSERT (strcmp (result, "0 33") == 0);
2346 ASSERT (length == strlen (result));
2350 { /* Negative zero. */
2353 my_asnprintf (NULL, &length, "%g %d", -0.0, 33, 44, 55);
2354 ASSERT (result != NULL);
2355 if (have_minus_zero ())
2356 ASSERT (strcmp (result, "-0 33") == 0);
2357 ASSERT (length == strlen (result));
2361 { /* Positive infinity. */
2364 my_asnprintf (NULL, &length, "%g %d", 1.0 / 0.0, 33, 44, 55);
2365 ASSERT (result != NULL);
2366 ASSERT (strcmp (result, "inf 33") == 0
2367 || strcmp (result, "infinity 33") == 0);
2368 ASSERT (length == strlen (result));
2372 { /* Negative infinity. */
2375 my_asnprintf (NULL, &length, "%g %d", -1.0 / 0.0, 33, 44, 55);
2376 ASSERT (result != NULL);
2377 ASSERT (strcmp (result, "-inf 33") == 0
2378 || strcmp (result, "-infinity 33") == 0);
2379 ASSERT (length == strlen (result));
2386 my_asnprintf (NULL, &length, "%g %d", NaN (), 33, 44, 55);
2387 ASSERT (result != NULL);
2388 ASSERT (strlen (result) >= 3 + 3
2389 && strisnan (result, 0, strlen (result) - 3, 0)
2390 && strcmp (result + strlen (result) - 3, " 33") == 0);
2391 ASSERT (length == strlen (result));
2398 my_asnprintf (NULL, &length, "%10g %d", 1.75, 33, 44, 55);
2399 ASSERT (result != NULL);
2400 ASSERT (strcmp (result, " 1.75 33") == 0);
2401 ASSERT (length == strlen (result));
2408 my_asnprintf (NULL, &length, "%-10g %d", 1.75, 33, 44, 55);
2409 ASSERT (result != NULL);
2410 ASSERT (strcmp (result, "1.75 33") == 0);
2411 ASSERT (length == strlen (result));
2415 { /* FLAG_SHOWSIGN. */
2418 my_asnprintf (NULL, &length, "%+g %d", 1.75, 33, 44, 55);
2419 ASSERT (result != NULL);
2420 ASSERT (strcmp (result, "+1.75 33") == 0);
2421 ASSERT (length == strlen (result));
2428 my_asnprintf (NULL, &length, "% g %d", 1.75, 33, 44, 55);
2429 ASSERT (result != NULL);
2430 ASSERT (strcmp (result, " 1.75 33") == 0);
2431 ASSERT (length == strlen (result));
2438 my_asnprintf (NULL, &length, "%#g %d", 1.75, 33, 44, 55);
2439 ASSERT (result != NULL);
2440 ASSERT (strcmp (result, "1.75000 33") == 0);
2441 ASSERT (length == strlen (result));
2448 my_asnprintf (NULL, &length, "%#.g %d", 1.75, 33, 44, 55);
2449 ASSERT (result != NULL);
2450 ASSERT (strcmp (result, "2. 33") == 0);
2451 ASSERT (length == strlen (result));
2458 my_asnprintf (NULL, &length, "%#.g %d", 9.75, 33, 44, 55);
2459 ASSERT (result != NULL);
2460 ASSERT (strcmp (result, "1.e+01 33") == 0
2461 || strcmp (result, "1.e+001 33") == 0);
2462 ASSERT (length == strlen (result));
2466 { /* FLAG_ZERO with finite number. */
2469 my_asnprintf (NULL, &length, "%010g %d", 1234.0, 33, 44, 55);
2470 ASSERT (result != NULL);
2471 ASSERT (strcmp (result, "0000001234 33") == 0);
2472 ASSERT (length == strlen (result));
2476 { /* FLAG_ZERO with infinite number. */
2479 my_asnprintf (NULL, &length, "%015g %d", -1.0 / 0.0, 33, 44, 55);
2480 ASSERT (result != NULL);
2481 ASSERT (strcmp (result, " -inf 33") == 0
2482 || strcmp (result, " -infinity 33") == 0);
2483 ASSERT (length == strlen (result));
2487 { /* FLAG_ZERO with NaN. */
2490 my_asnprintf (NULL, &length, "%050g %d", NaN (), 33, 44, 55);
2491 ASSERT (result != NULL);
2492 ASSERT (strlen (result) == 50 + 3
2493 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2494 && strcmp (result + strlen (result) - 3, " 33") == 0);
2495 ASSERT (length == strlen (result));
2502 my_asnprintf (NULL, &length, "%.g %d", 1234.0, 33, 44, 55);
2503 ASSERT (result != NULL);
2504 ASSERT (strcmp (result, "1e+03 33") == 0
2505 || strcmp (result, "1e+003 33") == 0);
2506 ASSERT (length == strlen (result));
2510 { /* A positive number. */
2513 my_asnprintf (NULL, &length, "%Lg %d", 12.75L, 33, 44, 55);
2514 ASSERT (result != NULL);
2515 ASSERT (strcmp (result, "12.75 33") == 0);
2516 ASSERT (length == strlen (result));
2520 { /* A larger positive number. */
2523 my_asnprintf (NULL, &length, "%Lg %d", 1234567.0L, 33, 44, 55);
2524 ASSERT (result != NULL);
2525 ASSERT (strcmp (result, "1.23457e+06 33") == 0);
2526 ASSERT (length == strlen (result));
2530 { /* Small and large positive numbers. */
2531 static struct { long double value; const char *string; } data[] =
2533 { 1.234321234321234e-37L, "1.23432e-37" },
2534 { 1.234321234321234e-36L, "1.23432e-36" },
2535 { 1.234321234321234e-35L, "1.23432e-35" },
2536 { 1.234321234321234e-34L, "1.23432e-34" },
2537 { 1.234321234321234e-33L, "1.23432e-33" },
2538 { 1.234321234321234e-32L, "1.23432e-32" },
2539 { 1.234321234321234e-31L, "1.23432e-31" },
2540 { 1.234321234321234e-30L, "1.23432e-30" },
2541 { 1.234321234321234e-29L, "1.23432e-29" },
2542 { 1.234321234321234e-28L, "1.23432e-28" },
2543 { 1.234321234321234e-27L, "1.23432e-27" },
2544 { 1.234321234321234e-26L, "1.23432e-26" },
2545 { 1.234321234321234e-25L, "1.23432e-25" },
2546 { 1.234321234321234e-24L, "1.23432e-24" },
2547 { 1.234321234321234e-23L, "1.23432e-23" },
2548 { 1.234321234321234e-22L, "1.23432e-22" },
2549 { 1.234321234321234e-21L, "1.23432e-21" },
2550 { 1.234321234321234e-20L, "1.23432e-20" },
2551 { 1.234321234321234e-19L, "1.23432e-19" },
2552 { 1.234321234321234e-18L, "1.23432e-18" },
2553 { 1.234321234321234e-17L, "1.23432e-17" },
2554 { 1.234321234321234e-16L, "1.23432e-16" },
2555 { 1.234321234321234e-15L, "1.23432e-15" },
2556 { 1.234321234321234e-14L, "1.23432e-14" },
2557 { 1.234321234321234e-13L, "1.23432e-13" },
2558 { 1.234321234321234e-12L, "1.23432e-12" },
2559 { 1.234321234321234e-11L, "1.23432e-11" },
2560 { 1.234321234321234e-10L, "1.23432e-10" },
2561 { 1.234321234321234e-9L, "1.23432e-09" },
2562 { 1.234321234321234e-8L, "1.23432e-08" },
2563 { 1.234321234321234e-7L, "1.23432e-07" },
2564 { 1.234321234321234e-6L, "1.23432e-06" },
2565 { 1.234321234321234e-5L, "1.23432e-05" },
2566 { 1.234321234321234e-4L, "0.000123432" },
2567 { 1.234321234321234e-3L, "0.00123432" },
2568 { 1.234321234321234e-2L, "0.0123432" },
2569 { 1.234321234321234e-1L, "0.123432" },
2570 { 1.234321234321234L, "1.23432" },
2571 { 1.234321234321234e1L, "12.3432" },
2572 { 1.234321234321234e2L, "123.432" },
2573 { 1.234321234321234e3L, "1234.32" },
2574 { 1.234321234321234e4L, "12343.2" },
2575 { 1.234321234321234e5L, "123432" },
2576 { 1.234321234321234e6L, "1.23432e+06" },
2577 { 1.234321234321234e7L, "1.23432e+07" },
2578 { 1.234321234321234e8L, "1.23432e+08" },
2579 { 1.234321234321234e9L, "1.23432e+09" },
2580 { 1.234321234321234e10L, "1.23432e+10" },
2581 { 1.234321234321234e11L, "1.23432e+11" },
2582 { 1.234321234321234e12L, "1.23432e+12" },
2583 { 1.234321234321234e13L, "1.23432e+13" },
2584 { 1.234321234321234e14L, "1.23432e+14" },
2585 { 1.234321234321234e15L, "1.23432e+15" },
2586 { 1.234321234321234e16L, "1.23432e+16" },
2587 { 1.234321234321234e17L, "1.23432e+17" },
2588 { 1.234321234321234e18L, "1.23432e+18" },
2589 { 1.234321234321234e19L, "1.23432e+19" },
2590 { 1.234321234321234e20L, "1.23432e+20" },
2591 { 1.234321234321234e21L, "1.23432e+21" },
2592 { 1.234321234321234e22L, "1.23432e+22" },
2593 { 1.234321234321234e23L, "1.23432e+23" },
2594 { 1.234321234321234e24L, "1.23432e+24" },
2595 { 1.234321234321234e25L, "1.23432e+25" },
2596 { 1.234321234321234e26L, "1.23432e+26" },
2597 { 1.234321234321234e27L, "1.23432e+27" },
2598 { 1.234321234321234e28L, "1.23432e+28" },
2599 { 1.234321234321234e29L, "1.23432e+29" },
2600 { 1.234321234321234e30L, "1.23432e+30" },
2601 { 1.234321234321234e31L, "1.23432e+31" },
2602 { 1.234321234321234e32L, "1.23432e+32" },
2603 { 1.234321234321234e33L, "1.23432e+33" },
2604 { 1.234321234321234e34L, "1.23432e+34" },
2605 { 1.234321234321234e35L, "1.23432e+35" },
2606 { 1.234321234321234e36L, "1.23432e+36" }
2609 for (k = 0; k < SIZEOF (data); k++)
2613 my_asnprintf (NULL, &length, "%Lg", data[k].value);
2614 ASSERT (result != NULL);
2615 ASSERT (strcmp (result, data[k].string) == 0);
2616 ASSERT (length == strlen (result));
2621 { /* A negative number. */
2624 my_asnprintf (NULL, &length, "%Lg %d", -0.03125L, 33, 44, 55);
2625 ASSERT (result != NULL);
2626 ASSERT (strcmp (result, "-0.03125 33") == 0);
2627 ASSERT (length == strlen (result));
2631 { /* Positive zero. */
2634 my_asnprintf (NULL, &length, "%Lg %d", 0.0L, 33, 44, 55);
2635 ASSERT (result != NULL);
2636 ASSERT (strcmp (result, "0 33") == 0);
2637 ASSERT (length == strlen (result));
2641 { /* Negative zero. */
2644 my_asnprintf (NULL, &length, "%Lg %d", -0.0L, 33, 44, 55);
2645 ASSERT (result != NULL);
2646 if (have_minus_zero ())
2647 ASSERT (strcmp (result, "-0 33") == 0);
2648 ASSERT (length == strlen (result));
2652 { /* Positive infinity. */
2655 my_asnprintf (NULL, &length, "%Lg %d", 1.0L / 0.0L, 33, 44, 55);
2656 ASSERT (result != NULL);
2657 ASSERT (strcmp (result, "inf 33") == 0
2658 || strcmp (result, "infinity 33") == 0);
2659 ASSERT (length == strlen (result));
2663 { /* Negative infinity. */
2666 my_asnprintf (NULL, &length, "%Lg %d", -1.0L / 0.0L, 33, 44, 55);
2667 ASSERT (result != NULL);
2668 ASSERT (strcmp (result, "-inf 33") == 0
2669 || strcmp (result, "-infinity 33") == 0);
2670 ASSERT (length == strlen (result));
2675 static long double zero = 0.0L;
2678 my_asnprintf (NULL, &length, "%Lg %d", zero / zero, 33, 44, 55);
2679 ASSERT (result != NULL);
2680 ASSERT (strlen (result) >= 3 + 3
2681 && strisnan (result, 0, strlen (result) - 3, 0)
2682 && strcmp (result + strlen (result) - 3, " 33") == 0);
2683 ASSERT (length == strlen (result));
2690 my_asnprintf (NULL, &length, "%10Lg %d", 1.75L, 33, 44, 55);
2691 ASSERT (result != NULL);
2692 ASSERT (strcmp (result, " 1.75 33") == 0);
2693 ASSERT (length == strlen (result));
2700 my_asnprintf (NULL, &length, "%-10Lg %d", 1.75L, 33, 44, 55);
2701 ASSERT (result != NULL);
2702 ASSERT (strcmp (result, "1.75 33") == 0);
2703 ASSERT (length == strlen (result));
2707 { /* FLAG_SHOWSIGN. */
2710 my_asnprintf (NULL, &length, "%+Lg %d", 1.75L, 33, 44, 55);
2711 ASSERT (result != NULL);
2712 ASSERT (strcmp (result, "+1.75 33") == 0);
2713 ASSERT (length == strlen (result));
2720 my_asnprintf (NULL, &length, "% Lg %d", 1.75L, 33, 44, 55);
2721 ASSERT (result != NULL);
2722 ASSERT (strcmp (result, " 1.75 33") == 0);
2723 ASSERT (length == strlen (result));
2730 my_asnprintf (NULL, &length, "%#Lg %d", 1.75L, 33, 44, 55);
2731 ASSERT (result != NULL);
2732 ASSERT (strcmp (result, "1.75000 33") == 0);
2733 ASSERT (length == strlen (result));
2740 my_asnprintf (NULL, &length, "%#.Lg %d", 1.75L, 33, 44, 55);
2741 ASSERT (result != NULL);
2742 ASSERT (strcmp (result, "2. 33") == 0);
2743 ASSERT (length == strlen (result));
2750 my_asnprintf (NULL, &length, "%#.Lg %d", 9.75L, 33, 44, 55);
2751 ASSERT (result != NULL);
2752 ASSERT (strcmp (result, "1.e+01 33") == 0);
2753 ASSERT (length == strlen (result));
2757 { /* FLAG_ZERO with finite number. */
2760 my_asnprintf (NULL, &length, "%010Lg %d", 1234.0L, 33, 44, 55);
2761 ASSERT (result != NULL);
2762 ASSERT (strcmp (result, "0000001234 33") == 0);
2763 ASSERT (length == strlen (result));
2767 { /* FLAG_ZERO with infinite number. */
2770 my_asnprintf (NULL, &length, "%015Lg %d", -1.0L / 0.0L, 33, 44, 55);
2771 ASSERT (result != NULL);
2772 ASSERT (strcmp (result, " -inf 33") == 0
2773 || strcmp (result, " -infinity 33") == 0);
2774 ASSERT (length == strlen (result));
2778 { /* FLAG_ZERO with NaN. */
2779 static long double zero = 0.0L;
2782 my_asnprintf (NULL, &length, "%050Lg %d", zero / zero, 33, 44, 55);
2783 ASSERT (result != NULL);
2784 ASSERT (strlen (result) == 50 + 3
2785 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2786 && strcmp (result + strlen (result) - 3, " 33") == 0);
2787 ASSERT (length == strlen (result));
2794 my_asnprintf (NULL, &length, "%.Lg %d", 1234.0L, 33, 44, 55);
2795 ASSERT (result != NULL);
2796 ASSERT (strcmp (result, "1e+03 33") == 0);
2797 ASSERT (length == strlen (result));
2801 /* Test the support of the %n format directive. */
2807 my_asnprintf (NULL, &length, "%d %n", 123, &count, 33, 44, 55);
2808 ASSERT (result != NULL);
2809 ASSERT (strcmp (result, "123 ") == 0);
2810 ASSERT (length == strlen (result));
2811 ASSERT (count == 4);
2815 /* Test the support of the POSIX/XSI format strings with positions. */
2820 my_asnprintf (NULL, &length, "%2$d %1$d", 33, 55);
2821 ASSERT (result != NULL);
2822 ASSERT (strcmp (result, "55 33") == 0);
2823 ASSERT (length == strlen (result));
2827 /* Test the support of the grouping flag. */
2832 my_asnprintf (NULL, &length, "%'d %d", 1234567, 99);
2833 ASSERT (result != NULL);
2834 ASSERT (result[strlen (result) - 1] == '9');
2835 ASSERT (length == strlen (result));
2841 my_asnprintf (char *resultbuf, size_t *lengthp, const char *format, ...)
2846 va_start (args, format);
2847 ret = vasnprintf (resultbuf, lengthp, format, args);
2855 test_function (my_asnprintf);
2861 test_function (asnprintf);
2865 main (int argc, char *argv[])