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)
57 /* The SGI MIPS floating-point format does not distinguish 0.0 and -0.0. */
61 static double plus_zero = 0.0;
62 static double minus_zero = -0.0;
63 return memcmp (&plus_zero, &minus_zero, sizeof (double)) != 0;
67 strmatch (const char *pattern, const char *string)
69 if (strlen (pattern) != strlen (string))
71 for (; *pattern != '\0'; pattern++, string++)
72 if (*pattern != '*' && *string != *pattern)
77 /* Test whether string[start_index..end_index-1] is a valid textual
78 representation of NaN. */
80 strisnan (const char *string, size_t start_index, size_t end_index, int uppercase)
82 if (start_index < end_index)
84 if (string[start_index] == '-')
86 if (start_index + 3 <= end_index
87 && memcmp (string + start_index, uppercase ? "NAN" : "nan", 3) == 0)
90 if (start_index == end_index
91 || (string[start_index] == '(' && string[end_index - 1] == ')'))
99 test_function (char * (*my_asnprintf) (char *, size_t *, const char *, ...))
104 /* Test return value convention. */
106 for (size = 0; size <= 8; size++)
108 size_t length = size;
109 char *result = my_asnprintf (NULL, &length, "%d", 12345);
110 ASSERT (result != NULL);
111 ASSERT (strcmp (result, "12345") == 0);
112 ASSERT (length == 5);
116 for (size = 0; size <= 8; size++)
121 memcpy (buf, "DEADBEEF", 8);
123 result = my_asnprintf (buf, &length, "%d", 12345);
124 ASSERT (result != NULL);
125 ASSERT (strcmp (result, "12345") == 0);
126 ASSERT (length == 5);
128 ASSERT (result != buf);
129 ASSERT (memcmp (buf + size, "DEADBEEF" + size, 8 - size) == 0);
134 /* Test support of size specifiers as in C99. */
139 my_asnprintf (NULL, &length, "%ju %d", (uintmax_t) 12345671, 33, 44, 55);
140 ASSERT (result != NULL);
141 ASSERT (strcmp (result, "12345671 33") == 0);
142 ASSERT (length == strlen (result));
149 my_asnprintf (NULL, &length, "%zu %d", (size_t) 12345672, 33, 44, 55);
150 ASSERT (result != NULL);
151 ASSERT (strcmp (result, "12345672 33") == 0);
152 ASSERT (length == strlen (result));
159 my_asnprintf (NULL, &length, "%tu %d", (ptrdiff_t) 12345673, 33, 44, 55);
160 ASSERT (result != NULL);
161 ASSERT (strcmp (result, "12345673 33") == 0);
162 ASSERT (length == strlen (result));
169 my_asnprintf (NULL, &length, "%Lg %d", (long double) 1.5, 33, 44, 55);
170 ASSERT (result != NULL);
171 ASSERT (strcmp (result, "1.5 33") == 0);
172 ASSERT (length == strlen (result));
176 /* Test the support of the 'a' and 'A' conversion specifier for hexadecimal
177 output of floating-point numbers. */
179 { /* A positive number. */
182 my_asnprintf (NULL, &length, "%a %d", 3.1416015625, 33, 44, 55);
183 ASSERT (result != NULL);
184 ASSERT (strcmp (result, "0x1.922p+1 33") == 0
185 || strcmp (result, "0x3.244p+0 33") == 0
186 || strcmp (result, "0x6.488p-1 33") == 0
187 || strcmp (result, "0xc.91p-2 33") == 0);
188 ASSERT (length == strlen (result));
192 { /* A negative number. */
195 my_asnprintf (NULL, &length, "%A %d", -3.1416015625, 33, 44, 55);
196 ASSERT (result != NULL);
197 ASSERT (strcmp (result, "-0X1.922P+1 33") == 0
198 || strcmp (result, "-0X3.244P+0 33") == 0
199 || strcmp (result, "-0X6.488P-1 33") == 0
200 || strcmp (result, "-0XC.91P-2 33") == 0);
201 ASSERT (length == strlen (result));
205 { /* Positive zero. */
208 my_asnprintf (NULL, &length, "%a %d", 0.0, 33, 44, 55);
209 ASSERT (result != NULL);
210 ASSERT (strcmp (result, "0x0p+0 33") == 0);
211 ASSERT (length == strlen (result));
215 { /* Negative zero. */
218 my_asnprintf (NULL, &length, "%a %d", -0.0, 33, 44, 55);
219 ASSERT (result != NULL);
220 if (have_minus_zero ())
221 ASSERT (strcmp (result, "-0x0p+0 33") == 0);
222 ASSERT (length == strlen (result));
226 { /* Positive infinity. */
229 my_asnprintf (NULL, &length, "%a %d", 1.0 / 0.0, 33, 44, 55);
230 ASSERT (result != NULL);
231 ASSERT (strcmp (result, "inf 33") == 0);
232 ASSERT (length == strlen (result));
236 { /* Negative infinity. */
239 my_asnprintf (NULL, &length, "%a %d", -1.0 / 0.0, 33, 44, 55);
240 ASSERT (result != NULL);
241 ASSERT (strcmp (result, "-inf 33") == 0);
242 ASSERT (length == strlen (result));
249 my_asnprintf (NULL, &length, "%a %d", NaN (), 33, 44, 55);
250 ASSERT (result != NULL);
251 ASSERT (strlen (result) >= 3 + 3
252 && strisnan (result, 0, strlen (result) - 3, 0)
253 && strcmp (result + strlen (result) - 3, " 33") == 0);
254 ASSERT (length == strlen (result));
258 { /* Rounding near the decimal point. */
261 my_asnprintf (NULL, &length, "%.0a %d", 1.5, 33, 44, 55);
262 ASSERT (result != NULL);
263 ASSERT (strcmp (result, "0x2p+0 33") == 0
264 || strcmp (result, "0x3p-1 33") == 0
265 || strcmp (result, "0x6p-2 33") == 0
266 || strcmp (result, "0xcp-3 33") == 0);
267 ASSERT (length == strlen (result));
271 { /* Rounding with precision 0. */
274 my_asnprintf (NULL, &length, "%.0a %d", 1.51, 33, 44, 55);
275 ASSERT (result != NULL);
276 ASSERT (strcmp (result, "0x2p+0 33") == 0
277 || strcmp (result, "0x3p-1 33") == 0
278 || strcmp (result, "0x6p-2 33") == 0
279 || strcmp (result, "0xcp-3 33") == 0);
280 ASSERT (length == strlen (result));
284 { /* Rounding with precision 1. */
287 my_asnprintf (NULL, &length, "%.1a %d", 1.51, 33, 44, 55);
288 ASSERT (result != NULL);
289 ASSERT (strcmp (result, "0x1.8p+0 33") == 0
290 || strcmp (result, "0x3.0p-1 33") == 0
291 || strcmp (result, "0x6.1p-2 33") == 0
292 || strcmp (result, "0xc.1p-3 33") == 0);
293 ASSERT (length == strlen (result));
297 { /* Rounding with precision 2. */
300 my_asnprintf (NULL, &length, "%.2a %d", 1.51, 33, 44, 55);
301 ASSERT (result != NULL);
302 ASSERT (strcmp (result, "0x1.83p+0 33") == 0
303 || strcmp (result, "0x3.05p-1 33") == 0
304 || strcmp (result, "0x6.0ap-2 33") == 0
305 || strcmp (result, "0xc.14p-3 33") == 0);
306 ASSERT (length == strlen (result));
310 { /* Rounding with precision 3. */
313 my_asnprintf (NULL, &length, "%.3a %d", 1.51, 33, 44, 55);
314 ASSERT (result != NULL);
315 ASSERT (strcmp (result, "0x1.829p+0 33") == 0
316 || strcmp (result, "0x3.052p-1 33") == 0
317 || strcmp (result, "0x6.0a4p-2 33") == 0
318 || strcmp (result, "0xc.148p-3 33") == 0);
319 ASSERT (length == strlen (result));
323 { /* Rounding can turn a ...FFF into a ...000. */
326 my_asnprintf (NULL, &length, "%.3a %d", 1.49999, 33, 44, 55);
327 ASSERT (result != NULL);
328 ASSERT (strcmp (result, "0x1.800p+0 33") == 0
329 || strcmp (result, "0x3.000p-1 33") == 0
330 || strcmp (result, "0x6.000p-2 33") == 0
331 || strcmp (result, "0xc.000p-3 33") == 0);
332 ASSERT (length == strlen (result));
336 { /* Rounding can turn a ...FFF into a ...000.
337 This shows a MacOS X 10.3.9 (Darwin 7.9) bug. */
340 my_asnprintf (NULL, &length, "%.1a %d", 1.999, 33, 44, 55);
341 ASSERT (result != NULL);
342 ASSERT (strcmp (result, "0x1.0p+1 33") == 0
343 || strcmp (result, "0x2.0p+0 33") == 0
344 || strcmp (result, "0x4.0p-1 33") == 0
345 || strcmp (result, "0x8.0p-2 33") == 0);
346 ASSERT (length == strlen (result));
353 my_asnprintf (NULL, &length, "%10a %d", 1.75, 33, 44, 55);
354 ASSERT (result != NULL);
355 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
356 || strcmp (result, " 0x3.8p-1 33") == 0
357 || strcmp (result, " 0x7p-2 33") == 0
358 || strcmp (result, " 0xep-3 33") == 0);
359 ASSERT (length == strlen (result));
363 { /* Small precision. */
366 my_asnprintf (NULL, &length, "%.10a %d", 1.75, 33, 44, 55);
367 ASSERT (result != NULL);
368 ASSERT (strcmp (result, "0x1.c000000000p+0 33") == 0
369 || strcmp (result, "0x3.8000000000p-1 33") == 0
370 || strcmp (result, "0x7.0000000000p-2 33") == 0
371 || strcmp (result, "0xe.0000000000p-3 33") == 0);
372 ASSERT (length == strlen (result));
376 { /* Large precision. */
379 my_asnprintf (NULL, &length, "%.50a %d", 1.75, 33, 44, 55);
380 ASSERT (result != NULL);
381 ASSERT (strcmp (result, "0x1.c0000000000000000000000000000000000000000000000000p+0 33") == 0
382 || strcmp (result, "0x3.80000000000000000000000000000000000000000000000000p-1 33") == 0
383 || strcmp (result, "0x7.00000000000000000000000000000000000000000000000000p-2 33") == 0
384 || strcmp (result, "0xe.00000000000000000000000000000000000000000000000000p-3 33") == 0);
385 ASSERT (length == strlen (result));
392 my_asnprintf (NULL, &length, "%-10a %d", 1.75, 33, 44, 55);
393 ASSERT (result != NULL);
394 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
395 || strcmp (result, "0x3.8p-1 33") == 0
396 || strcmp (result, "0x7p-2 33") == 0
397 || strcmp (result, "0xep-3 33") == 0);
398 ASSERT (length == strlen (result));
402 { /* FLAG_SHOWSIGN. */
405 my_asnprintf (NULL, &length, "%+a %d", 1.75, 33, 44, 55);
406 ASSERT (result != NULL);
407 ASSERT (strcmp (result, "+0x1.cp+0 33") == 0
408 || strcmp (result, "+0x3.8p-1 33") == 0
409 || strcmp (result, "+0x7p-2 33") == 0
410 || strcmp (result, "+0xep-3 33") == 0);
411 ASSERT (length == strlen (result));
418 my_asnprintf (NULL, &length, "% a %d", 1.75, 33, 44, 55);
419 ASSERT (result != NULL);
420 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
421 || strcmp (result, " 0x3.8p-1 33") == 0
422 || strcmp (result, " 0x7p-2 33") == 0
423 || strcmp (result, " 0xep-3 33") == 0);
424 ASSERT (length == strlen (result));
431 my_asnprintf (NULL, &length, "%#a %d", 1.75, 33, 44, 55);
432 ASSERT (result != NULL);
433 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
434 || strcmp (result, "0x3.8p-1 33") == 0
435 || strcmp (result, "0x7.p-2 33") == 0
436 || strcmp (result, "0xe.p-3 33") == 0);
437 ASSERT (length == strlen (result));
444 my_asnprintf (NULL, &length, "%#a %d", 1.0, 33, 44, 55);
445 ASSERT (result != NULL);
446 ASSERT (strcmp (result, "0x1.p+0 33") == 0
447 || strcmp (result, "0x2.p-1 33") == 0
448 || strcmp (result, "0x4.p-2 33") == 0
449 || strcmp (result, "0x8.p-3 33") == 0);
450 ASSERT (length == strlen (result));
454 { /* FLAG_ZERO with finite number. */
457 my_asnprintf (NULL, &length, "%010a %d", 1.75, 33, 44, 55);
458 ASSERT (result != NULL);
459 ASSERT (strcmp (result, "0x001.cp+0 33") == 0
460 || strcmp (result, "0x003.8p-1 33") == 0
461 || strcmp (result, "0x00007p-2 33") == 0
462 || strcmp (result, "0x0000ep-3 33") == 0);
463 ASSERT (length == strlen (result));
467 { /* FLAG_ZERO with infinite number. */
470 my_asnprintf (NULL, &length, "%010a %d", 1.0 / 0.0, 33, 44, 55);
471 ASSERT (result != NULL);
472 /* "0000000inf 33" is not a valid result; see
473 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
474 ASSERT (strcmp (result, " inf 33") == 0);
475 ASSERT (length == strlen (result));
479 { /* FLAG_ZERO with NaN. */
482 my_asnprintf (NULL, &length, "%050a %d", NaN (), 33, 44, 55);
483 ASSERT (result != NULL);
484 /* "0000000nan 33" is not a valid result; see
485 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
486 ASSERT (strlen (result) == 50 + 3
487 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
488 && strcmp (result + strlen (result) - 3, " 33") == 0);
489 ASSERT (length == strlen (result));
493 { /* A positive number. */
496 my_asnprintf (NULL, &length, "%La %d", 3.1416015625L, 33, 44, 55);
497 ASSERT (result != NULL);
498 ASSERT (strcmp (result, "0x1.922p+1 33") == 0
499 || strcmp (result, "0x3.244p+0 33") == 0
500 || strcmp (result, "0x6.488p-1 33") == 0
501 || strcmp (result, "0xc.91p-2 33") == 0);
502 ASSERT (length == strlen (result));
506 { /* A negative number. */
509 my_asnprintf (NULL, &length, "%LA %d", -3.1416015625L, 33, 44, 55);
510 ASSERT (result != NULL);
511 ASSERT (strcmp (result, "-0X1.922P+1 33") == 0
512 || strcmp (result, "-0X3.244P+0 33") == 0
513 || strcmp (result, "-0X6.488P-1 33") == 0
514 || strcmp (result, "-0XC.91P-2 33") == 0);
515 ASSERT (length == strlen (result));
519 { /* Positive zero. */
522 my_asnprintf (NULL, &length, "%La %d", 0.0L, 33, 44, 55);
523 ASSERT (result != NULL);
524 ASSERT (strcmp (result, "0x0p+0 33") == 0);
525 ASSERT (length == strlen (result));
529 { /* Negative zero. */
532 my_asnprintf (NULL, &length, "%La %d", -0.0L, 33, 44, 55);
533 ASSERT (result != NULL);
534 if (have_minus_zero ())
535 ASSERT (strcmp (result, "-0x0p+0 33") == 0);
536 ASSERT (length == strlen (result));
540 { /* Positive infinity. */
543 my_asnprintf (NULL, &length, "%La %d", 1.0L / 0.0L, 33, 44, 55);
544 ASSERT (result != NULL);
545 ASSERT (strcmp (result, "inf 33") == 0);
546 ASSERT (length == strlen (result));
550 { /* Negative infinity. */
553 my_asnprintf (NULL, &length, "%La %d", -1.0L / 0.0L, 33, 44, 55);
554 ASSERT (result != NULL);
555 ASSERT (strcmp (result, "-inf 33") == 0);
556 ASSERT (length == strlen (result));
563 my_asnprintf (NULL, &length, "%La %d", 0.0L / 0.0L, 33, 44, 55);
564 ASSERT (result != NULL);
565 ASSERT (strlen (result) >= 3 + 3
566 && strisnan (result, 0, strlen (result) - 3, 0)
567 && strcmp (result + strlen (result) - 3, " 33") == 0);
568 ASSERT (length == strlen (result));
572 { /* Rounding near the decimal point. */
575 my_asnprintf (NULL, &length, "%.0La %d", 1.5L, 33, 44, 55);
576 ASSERT (result != NULL);
577 ASSERT (strcmp (result, "0x2p+0 33") == 0
578 || strcmp (result, "0x3p-1 33") == 0
579 || strcmp (result, "0x6p-2 33") == 0
580 || strcmp (result, "0xcp-3 33") == 0);
581 ASSERT (length == strlen (result));
585 { /* Rounding with precision 0. */
588 my_asnprintf (NULL, &length, "%.0La %d", 1.51L, 33, 44, 55);
589 ASSERT (result != NULL);
590 ASSERT (strcmp (result, "0x2p+0 33") == 0
591 || strcmp (result, "0x3p-1 33") == 0
592 || strcmp (result, "0x6p-2 33") == 0
593 || strcmp (result, "0xcp-3 33") == 0);
594 ASSERT (length == strlen (result));
598 { /* Rounding with precision 1. */
601 my_asnprintf (NULL, &length, "%.1La %d", 1.51L, 33, 44, 55);
602 ASSERT (result != NULL);
603 ASSERT (strcmp (result, "0x1.8p+0 33") == 0
604 || strcmp (result, "0x3.0p-1 33") == 0
605 || strcmp (result, "0x6.1p-2 33") == 0
606 || strcmp (result, "0xc.1p-3 33") == 0);
607 ASSERT (length == strlen (result));
611 { /* Rounding with precision 2. */
614 my_asnprintf (NULL, &length, "%.2La %d", 1.51L, 33, 44, 55);
615 ASSERT (result != NULL);
616 ASSERT (strcmp (result, "0x1.83p+0 33") == 0
617 || strcmp (result, "0x3.05p-1 33") == 0
618 || strcmp (result, "0x6.0ap-2 33") == 0
619 || strcmp (result, "0xc.14p-3 33") == 0);
620 ASSERT (length == strlen (result));
624 { /* Rounding with precision 3. */
627 my_asnprintf (NULL, &length, "%.3La %d", 1.51L, 33, 44, 55);
628 ASSERT (result != NULL);
629 ASSERT (strcmp (result, "0x1.829p+0 33") == 0
630 || strcmp (result, "0x3.052p-1 33") == 0
631 || strcmp (result, "0x6.0a4p-2 33") == 0
632 || strcmp (result, "0xc.148p-3 33") == 0);
633 ASSERT (length == strlen (result));
637 { /* Rounding can turn a ...FFF into a ...000. */
640 my_asnprintf (NULL, &length, "%.3La %d", 1.49999L, 33, 44, 55);
641 ASSERT (result != NULL);
642 ASSERT (strcmp (result, "0x1.800p+0 33") == 0
643 || strcmp (result, "0x3.000p-1 33") == 0
644 || strcmp (result, "0x6.000p-2 33") == 0
645 || strcmp (result, "0xc.000p-3 33") == 0);
646 ASSERT (length == strlen (result));
650 { /* Rounding can turn a ...FFF into a ...000.
651 This shows a MacOS X 10.3.9 (Darwin 7.9) bug and a
652 glibc 2.4 bug <http://sourceware.org/bugzilla/show_bug.cgi?id=2908>. */
655 my_asnprintf (NULL, &length, "%.1La %d", 1.999L, 33, 44, 55);
656 ASSERT (result != NULL);
657 ASSERT (strcmp (result, "0x1.0p+1 33") == 0
658 || strcmp (result, "0x2.0p+0 33") == 0
659 || strcmp (result, "0x4.0p-1 33") == 0
660 || strcmp (result, "0x8.0p-2 33") == 0);
661 ASSERT (length == strlen (result));
668 my_asnprintf (NULL, &length, "%10La %d", 1.75L, 33, 44, 55);
669 ASSERT (result != NULL);
670 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
671 || strcmp (result, " 0x3.8p-1 33") == 0
672 || strcmp (result, " 0x7p-2 33") == 0
673 || strcmp (result, " 0xep-3 33") == 0);
674 ASSERT (length == strlen (result));
678 { /* Small precision. */
681 my_asnprintf (NULL, &length, "%.10La %d", 1.75L, 33, 44, 55);
682 ASSERT (result != NULL);
683 ASSERT (strcmp (result, "0x1.c000000000p+0 33") == 0
684 || strcmp (result, "0x3.8000000000p-1 33") == 0
685 || strcmp (result, "0x7.0000000000p-2 33") == 0
686 || strcmp (result, "0xe.0000000000p-3 33") == 0);
687 ASSERT (length == strlen (result));
691 { /* Large precision. */
694 my_asnprintf (NULL, &length, "%.50La %d", 1.75L, 33, 44, 55);
695 ASSERT (result != NULL);
696 ASSERT (strcmp (result, "0x1.c0000000000000000000000000000000000000000000000000p+0 33") == 0
697 || strcmp (result, "0x3.80000000000000000000000000000000000000000000000000p-1 33") == 0
698 || strcmp (result, "0x7.00000000000000000000000000000000000000000000000000p-2 33") == 0
699 || strcmp (result, "0xe.00000000000000000000000000000000000000000000000000p-3 33") == 0);
700 ASSERT (length == strlen (result));
707 my_asnprintf (NULL, &length, "%-10La %d", 1.75L, 33, 44, 55);
708 ASSERT (result != NULL);
709 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
710 || strcmp (result, "0x3.8p-1 33") == 0
711 || strcmp (result, "0x7p-2 33") == 0
712 || strcmp (result, "0xep-3 33") == 0);
713 ASSERT (length == strlen (result));
717 { /* FLAG_SHOWSIGN. */
720 my_asnprintf (NULL, &length, "%+La %d", 1.75L, 33, 44, 55);
721 ASSERT (result != NULL);
722 ASSERT (strcmp (result, "+0x1.cp+0 33") == 0
723 || strcmp (result, "+0x3.8p-1 33") == 0
724 || strcmp (result, "+0x7p-2 33") == 0
725 || strcmp (result, "+0xep-3 33") == 0);
726 ASSERT (length == strlen (result));
733 my_asnprintf (NULL, &length, "% La %d", 1.75L, 33, 44, 55);
734 ASSERT (result != NULL);
735 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
736 || strcmp (result, " 0x3.8p-1 33") == 0
737 || strcmp (result, " 0x7p-2 33") == 0
738 || strcmp (result, " 0xep-3 33") == 0);
739 ASSERT (length == strlen (result));
746 my_asnprintf (NULL, &length, "%#La %d", 1.75L, 33, 44, 55);
747 ASSERT (result != NULL);
748 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
749 || strcmp (result, "0x3.8p-1 33") == 0
750 || strcmp (result, "0x7.p-2 33") == 0
751 || strcmp (result, "0xe.p-3 33") == 0);
752 ASSERT (length == strlen (result));
759 my_asnprintf (NULL, &length, "%#La %d", 1.0L, 33, 44, 55);
760 ASSERT (result != NULL);
761 ASSERT (strcmp (result, "0x1.p+0 33") == 0
762 || strcmp (result, "0x2.p-1 33") == 0
763 || strcmp (result, "0x4.p-2 33") == 0
764 || strcmp (result, "0x8.p-3 33") == 0);
765 ASSERT (length == strlen (result));
769 { /* FLAG_ZERO with finite number. */
772 my_asnprintf (NULL, &length, "%010La %d", 1.75L, 33, 44, 55);
773 ASSERT (result != NULL);
774 ASSERT (strcmp (result, "0x001.cp+0 33") == 0
775 || strcmp (result, "0x003.8p-1 33") == 0
776 || strcmp (result, "0x00007p-2 33") == 0
777 || strcmp (result, "0x0000ep-3 33") == 0);
778 ASSERT (length == strlen (result));
782 { /* FLAG_ZERO with infinite number. */
785 my_asnprintf (NULL, &length, "%010La %d", 1.0L / 0.0L, 33, 44, 55);
786 ASSERT (result != NULL);
787 /* "0000000inf 33" is not a valid result; see
788 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
789 ASSERT (strcmp (result, " inf 33") == 0);
790 ASSERT (length == strlen (result));
794 { /* FLAG_ZERO with NaN. */
797 my_asnprintf (NULL, &length, "%050La %d", 0.0L / 0.0L, 33, 44, 55);
798 ASSERT (result != NULL);
799 /* "0000000nan 33" is not a valid result; see
800 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
801 ASSERT (strlen (result) == 50 + 3
802 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
803 && strcmp (result + strlen (result) - 3, " 33") == 0);
804 ASSERT (length == strlen (result));
808 /* Test the support of the %f format directive. */
810 { /* A positive number. */
813 my_asnprintf (NULL, &length, "%f %d", 12.75, 33, 44, 55);
814 ASSERT (result != NULL);
815 ASSERT (strcmp (result, "12.750000 33") == 0);
816 ASSERT (length == strlen (result));
820 { /* A larger positive number. */
823 my_asnprintf (NULL, &length, "%f %d", 1234567.0, 33, 44, 55);
824 ASSERT (result != NULL);
825 ASSERT (strcmp (result, "1234567.000000 33") == 0);
826 ASSERT (length == strlen (result));
830 { /* Small and large positive numbers. */
831 static struct { double value; const char *string; } data[] =
833 { 1.234321234321234e-37, "0.000000" },
834 { 1.234321234321234e-36, "0.000000" },
835 { 1.234321234321234e-35, "0.000000" },
836 { 1.234321234321234e-34, "0.000000" },
837 { 1.234321234321234e-33, "0.000000" },
838 { 1.234321234321234e-32, "0.000000" },
839 { 1.234321234321234e-31, "0.000000" },
840 { 1.234321234321234e-30, "0.000000" },
841 { 1.234321234321234e-29, "0.000000" },
842 { 1.234321234321234e-28, "0.000000" },
843 { 1.234321234321234e-27, "0.000000" },
844 { 1.234321234321234e-26, "0.000000" },
845 { 1.234321234321234e-25, "0.000000" },
846 { 1.234321234321234e-24, "0.000000" },
847 { 1.234321234321234e-23, "0.000000" },
848 { 1.234321234321234e-22, "0.000000" },
849 { 1.234321234321234e-21, "0.000000" },
850 { 1.234321234321234e-20, "0.000000" },
851 { 1.234321234321234e-19, "0.000000" },
852 { 1.234321234321234e-18, "0.000000" },
853 { 1.234321234321234e-17, "0.000000" },
854 { 1.234321234321234e-16, "0.000000" },
855 { 1.234321234321234e-15, "0.000000" },
856 { 1.234321234321234e-14, "0.000000" },
857 { 1.234321234321234e-13, "0.000000" },
858 { 1.234321234321234e-12, "0.000000" },
859 { 1.234321234321234e-11, "0.000000" },
860 { 1.234321234321234e-10, "0.000000" },
861 { 1.234321234321234e-9, "0.000000" },
862 { 1.234321234321234e-8, "0.000000" },
863 { 1.234321234321234e-7, "0.000000" },
864 { 1.234321234321234e-6, "0.000001" },
865 { 1.234321234321234e-5, "0.000012" },
866 { 1.234321234321234e-4, "0.000123" },
867 { 1.234321234321234e-3, "0.001234" },
868 { 1.234321234321234e-2, "0.012343" },
869 { 1.234321234321234e-1, "0.123432" },
870 { 1.234321234321234, "1.234321" },
871 { 1.234321234321234e1, "12.343212" },
872 { 1.234321234321234e2, "123.432123" },
873 { 1.234321234321234e3, "1234.321234" },
874 { 1.234321234321234e4, "12343.212343" },
875 { 1.234321234321234e5, "123432.123432" },
876 { 1.234321234321234e6, "1234321.234321" },
877 { 1.234321234321234e7, "12343212.343212" },
878 { 1.234321234321234e8, "123432123.432123" },
879 { 1.234321234321234e9, "1234321234.321234" },
880 { 1.234321234321234e10, "12343212343.2123**" },
881 { 1.234321234321234e11, "123432123432.123***" },
882 { 1.234321234321234e12, "1234321234321.23****" },
883 { 1.234321234321234e13, "12343212343212.3*****" },
884 { 1.234321234321234e14, "123432123432123.******" },
885 { 1.234321234321234e15, "1234321234321234.000000" },
886 { 1.234321234321234e16, "123432123432123**.000000" },
887 { 1.234321234321234e17, "123432123432123***.000000" },
888 { 1.234321234321234e18, "123432123432123****.000000" },
889 { 1.234321234321234e19, "123432123432123*****.000000" },
890 { 1.234321234321234e20, "123432123432123******.000000" },
891 { 1.234321234321234e21, "123432123432123*******.000000" },
892 { 1.234321234321234e22, "123432123432123********.000000" },
893 { 1.234321234321234e23, "123432123432123*********.000000" },
894 { 1.234321234321234e24, "123432123432123**********.000000" },
895 { 1.234321234321234e25, "123432123432123***********.000000" },
896 { 1.234321234321234e26, "123432123432123************.000000" },
897 { 1.234321234321234e27, "123432123432123*************.000000" },
898 { 1.234321234321234e28, "123432123432123**************.000000" },
899 { 1.234321234321234e29, "123432123432123***************.000000" },
900 { 1.234321234321234e30, "123432123432123****************.000000" },
901 { 1.234321234321234e31, "123432123432123*****************.000000" },
902 { 1.234321234321234e32, "123432123432123******************.000000" },
903 { 1.234321234321234e33, "123432123432123*******************.000000" },
904 { 1.234321234321234e34, "123432123432123********************.000000" },
905 { 1.234321234321234e35, "123432123432123*********************.000000" },
906 { 1.234321234321234e36, "123432123432123**********************.000000" }
909 for (k = 0; k < SIZEOF (data); k++)
913 my_asnprintf (NULL, &length, "%f", data[k].value);
914 ASSERT (result != NULL);
915 ASSERT (strmatch (data[k].string, result));
916 ASSERT (length == strlen (result));
921 { /* A negative number. */
924 my_asnprintf (NULL, &length, "%f %d", -0.03125, 33, 44, 55);
925 ASSERT (result != NULL);
926 ASSERT (strcmp (result, "-0.031250 33") == 0);
927 ASSERT (length == strlen (result));
931 { /* Positive zero. */
934 my_asnprintf (NULL, &length, "%f %d", 0.0, 33, 44, 55);
935 ASSERT (result != NULL);
936 ASSERT (strcmp (result, "0.000000 33") == 0);
937 ASSERT (length == strlen (result));
941 { /* Negative zero. */
944 my_asnprintf (NULL, &length, "%f %d", -0.0, 33, 44, 55);
945 ASSERT (result != NULL);
946 if (have_minus_zero ())
947 ASSERT (strcmp (result, "-0.000000 33") == 0);
948 ASSERT (length == strlen (result));
952 { /* Positive infinity. */
955 my_asnprintf (NULL, &length, "%f %d", 1.0 / 0.0, 33, 44, 55);
956 ASSERT (result != NULL);
957 ASSERT (strcmp (result, "inf 33") == 0
958 || strcmp (result, "infinity 33") == 0);
959 ASSERT (length == strlen (result));
963 { /* Negative infinity. */
966 my_asnprintf (NULL, &length, "%f %d", -1.0 / 0.0, 33, 44, 55);
967 ASSERT (result != NULL);
968 ASSERT (strcmp (result, "-inf 33") == 0
969 || strcmp (result, "-infinity 33") == 0);
970 ASSERT (length == strlen (result));
977 my_asnprintf (NULL, &length, "%f %d", NaN (), 33, 44, 55);
978 ASSERT (result != NULL);
979 ASSERT (strlen (result) >= 3 + 3
980 && strisnan (result, 0, strlen (result) - 3, 0)
981 && strcmp (result + strlen (result) - 3, " 33") == 0);
982 ASSERT (length == strlen (result));
989 my_asnprintf (NULL, &length, "%10f %d", 1.75, 33, 44, 55);
990 ASSERT (result != NULL);
991 ASSERT (strcmp (result, " 1.750000 33") == 0);
992 ASSERT (length == strlen (result));
999 my_asnprintf (NULL, &length, "%-10f %d", 1.75, 33, 44, 55);
1000 ASSERT (result != NULL);
1001 ASSERT (strcmp (result, "1.750000 33") == 0);
1002 ASSERT (length == strlen (result));
1006 { /* FLAG_SHOWSIGN. */
1009 my_asnprintf (NULL, &length, "%+f %d", 1.75, 33, 44, 55);
1010 ASSERT (result != NULL);
1011 ASSERT (strcmp (result, "+1.750000 33") == 0);
1012 ASSERT (length == strlen (result));
1019 my_asnprintf (NULL, &length, "% f %d", 1.75, 33, 44, 55);
1020 ASSERT (result != NULL);
1021 ASSERT (strcmp (result, " 1.750000 33") == 0);
1022 ASSERT (length == strlen (result));
1029 my_asnprintf (NULL, &length, "%#f %d", 1.75, 33, 44, 55);
1030 ASSERT (result != NULL);
1031 ASSERT (strcmp (result, "1.750000 33") == 0);
1032 ASSERT (length == strlen (result));
1039 my_asnprintf (NULL, &length, "%#.f %d", 1.75, 33, 44, 55);
1040 ASSERT (result != NULL);
1041 ASSERT (strcmp (result, "2. 33") == 0);
1042 ASSERT (length == strlen (result));
1046 { /* FLAG_ZERO with finite number. */
1049 my_asnprintf (NULL, &length, "%015f %d", 1234.0, 33, 44, 55);
1050 ASSERT (result != NULL);
1051 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1052 ASSERT (length == strlen (result));
1056 { /* FLAG_ZERO with infinite number. */
1059 my_asnprintf (NULL, &length, "%015f %d", -1.0 / 0.0, 33, 44, 55);
1060 ASSERT (result != NULL);
1061 ASSERT (strcmp (result, " -inf 33") == 0
1062 || strcmp (result, " -infinity 33") == 0);
1063 ASSERT (length == strlen (result));
1067 { /* FLAG_ZERO with NaN. */
1070 my_asnprintf (NULL, &length, "%050f %d", NaN (), 33, 44, 55);
1071 ASSERT (result != NULL);
1072 ASSERT (strlen (result) == 50 + 3
1073 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1074 && strcmp (result + strlen (result) - 3, " 33") == 0);
1075 ASSERT (length == strlen (result));
1082 my_asnprintf (NULL, &length, "%.f %d", 1234.0, 33, 44, 55);
1083 ASSERT (result != NULL);
1084 ASSERT (strcmp (result, "1234 33") == 0);
1085 ASSERT (length == strlen (result));
1089 { /* A positive number. */
1092 my_asnprintf (NULL, &length, "%Lf %d", 12.75L, 33, 44, 55);
1093 ASSERT (result != NULL);
1094 ASSERT (strcmp (result, "12.750000 33") == 0);
1095 ASSERT (length == strlen (result));
1099 { /* A larger positive number. */
1102 my_asnprintf (NULL, &length, "%Lf %d", 1234567.0L, 33, 44, 55);
1103 ASSERT (result != NULL);
1104 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1105 ASSERT (length == strlen (result));
1109 { /* Small and large positive numbers. */
1110 static struct { long double value; const char *string; } data[] =
1112 { 1.234321234321234e-37L, "0.000000" },
1113 { 1.234321234321234e-36L, "0.000000" },
1114 { 1.234321234321234e-35L, "0.000000" },
1115 { 1.234321234321234e-34L, "0.000000" },
1116 { 1.234321234321234e-33L, "0.000000" },
1117 { 1.234321234321234e-32L, "0.000000" },
1118 { 1.234321234321234e-31L, "0.000000" },
1119 { 1.234321234321234e-30L, "0.000000" },
1120 { 1.234321234321234e-29L, "0.000000" },
1121 { 1.234321234321234e-28L, "0.000000" },
1122 { 1.234321234321234e-27L, "0.000000" },
1123 { 1.234321234321234e-26L, "0.000000" },
1124 { 1.234321234321234e-25L, "0.000000" },
1125 { 1.234321234321234e-24L, "0.000000" },
1126 { 1.234321234321234e-23L, "0.000000" },
1127 { 1.234321234321234e-22L, "0.000000" },
1128 { 1.234321234321234e-21L, "0.000000" },
1129 { 1.234321234321234e-20L, "0.000000" },
1130 { 1.234321234321234e-19L, "0.000000" },
1131 { 1.234321234321234e-18L, "0.000000" },
1132 { 1.234321234321234e-17L, "0.000000" },
1133 { 1.234321234321234e-16L, "0.000000" },
1134 { 1.234321234321234e-15L, "0.000000" },
1135 { 1.234321234321234e-14L, "0.000000" },
1136 { 1.234321234321234e-13L, "0.000000" },
1137 { 1.234321234321234e-12L, "0.000000" },
1138 { 1.234321234321234e-11L, "0.000000" },
1139 { 1.234321234321234e-10L, "0.000000" },
1140 { 1.234321234321234e-9L, "0.000000" },
1141 { 1.234321234321234e-8L, "0.000000" },
1142 { 1.234321234321234e-7L, "0.000000" },
1143 { 1.234321234321234e-6L, "0.000001" },
1144 { 1.234321234321234e-5L, "0.000012" },
1145 { 1.234321234321234e-4L, "0.000123" },
1146 { 1.234321234321234e-3L, "0.001234" },
1147 { 1.234321234321234e-2L, "0.012343" },
1148 { 1.234321234321234e-1L, "0.123432" },
1149 { 1.234321234321234L, "1.234321" },
1150 { 1.234321234321234e1L, "12.343212" },
1151 { 1.234321234321234e2L, "123.432123" },
1152 { 1.234321234321234e3L, "1234.321234" },
1153 { 1.234321234321234e4L, "12343.212343" },
1154 { 1.234321234321234e5L, "123432.123432" },
1155 { 1.234321234321234e6L, "1234321.234321" },
1156 { 1.234321234321234e7L, "12343212.343212" },
1157 { 1.234321234321234e8L, "123432123.432123" },
1158 { 1.234321234321234e9L, "1234321234.321234" },
1159 { 1.234321234321234e10L, "12343212343.2123**" },
1160 { 1.234321234321234e11L, "123432123432.123***" },
1161 { 1.234321234321234e12L, "1234321234321.23****" },
1162 { 1.234321234321234e13L, "12343212343212.3*****" },
1163 { 1.234321234321234e14L, "123432123432123.******" },
1164 { 1.234321234321234e15L, "1234321234321234.000000" },
1165 { 1.234321234321234e16L, "123432123432123**.000000" },
1166 { 1.234321234321234e17L, "123432123432123***.000000" },
1167 { 1.234321234321234e18L, "123432123432123****.000000" },
1168 { 1.234321234321234e19L, "123432123432123*****.000000" },
1169 { 1.234321234321234e20L, "123432123432123******.000000" },
1170 { 1.234321234321234e21L, "123432123432123*******.000000" },
1171 { 1.234321234321234e22L, "123432123432123********.000000" },
1172 { 1.234321234321234e23L, "123432123432123*********.000000" },
1173 { 1.234321234321234e24L, "123432123432123**********.000000" },
1174 { 1.234321234321234e25L, "123432123432123***********.000000" },
1175 { 1.234321234321234e26L, "123432123432123************.000000" },
1176 { 1.234321234321234e27L, "123432123432123*************.000000" },
1177 { 1.234321234321234e28L, "123432123432123**************.000000" },
1178 { 1.234321234321234e29L, "123432123432123***************.000000" },
1179 { 1.234321234321234e30L, "123432123432123****************.000000" },
1180 { 1.234321234321234e31L, "123432123432123*****************.000000" },
1181 { 1.234321234321234e32L, "123432123432123******************.000000" },
1182 { 1.234321234321234e33L, "123432123432123*******************.000000" },
1183 { 1.234321234321234e34L, "123432123432123********************.000000" },
1184 { 1.234321234321234e35L, "123432123432123*********************.000000" },
1185 { 1.234321234321234e36L, "123432123432123**********************.000000" }
1188 for (k = 0; k < SIZEOF (data); k++)
1192 my_asnprintf (NULL, &length, "%Lf", data[k].value);
1193 ASSERT (result != NULL);
1194 ASSERT (strmatch (data[k].string, result));
1195 ASSERT (length == strlen (result));
1200 { /* A negative number. */
1203 my_asnprintf (NULL, &length, "%Lf %d", -0.03125L, 33, 44, 55);
1204 ASSERT (result != NULL);
1205 ASSERT (strcmp (result, "-0.031250 33") == 0);
1206 ASSERT (length == strlen (result));
1210 { /* Positive zero. */
1213 my_asnprintf (NULL, &length, "%Lf %d", 0.0L, 33, 44, 55);
1214 ASSERT (result != NULL);
1215 ASSERT (strcmp (result, "0.000000 33") == 0);
1216 ASSERT (length == strlen (result));
1220 { /* Negative zero. */
1223 my_asnprintf (NULL, &length, "%Lf %d", -0.0L, 33, 44, 55);
1224 ASSERT (result != NULL);
1225 if (have_minus_zero ())
1226 ASSERT (strcmp (result, "-0.000000 33") == 0);
1227 ASSERT (length == strlen (result));
1231 { /* Positive infinity. */
1234 my_asnprintf (NULL, &length, "%Lf %d", 1.0L / 0.0L, 33, 44, 55);
1235 ASSERT (result != NULL);
1236 ASSERT (strcmp (result, "inf 33") == 0
1237 || strcmp (result, "infinity 33") == 0);
1238 ASSERT (length == strlen (result));
1242 { /* Negative infinity. */
1245 my_asnprintf (NULL, &length, "%Lf %d", -1.0L / 0.0L, 33, 44, 55);
1246 ASSERT (result != NULL);
1247 ASSERT (strcmp (result, "-inf 33") == 0
1248 || strcmp (result, "-infinity 33") == 0);
1249 ASSERT (length == strlen (result));
1254 static long double zero = 0.0L;
1257 my_asnprintf (NULL, &length, "%Lf %d", zero / zero, 33, 44, 55);
1258 ASSERT (result != NULL);
1259 ASSERT (strlen (result) >= 3 + 3
1260 && strisnan (result, 0, strlen (result) - 3, 0)
1261 && strcmp (result + strlen (result) - 3, " 33") == 0);
1262 ASSERT (length == strlen (result));
1269 my_asnprintf (NULL, &length, "%10Lf %d", 1.75L, 33, 44, 55);
1270 ASSERT (result != NULL);
1271 ASSERT (strcmp (result, " 1.750000 33") == 0);
1272 ASSERT (length == strlen (result));
1279 my_asnprintf (NULL, &length, "%-10Lf %d", 1.75L, 33, 44, 55);
1280 ASSERT (result != NULL);
1281 ASSERT (strcmp (result, "1.750000 33") == 0);
1282 ASSERT (length == strlen (result));
1286 { /* FLAG_SHOWSIGN. */
1289 my_asnprintf (NULL, &length, "%+Lf %d", 1.75L, 33, 44, 55);
1290 ASSERT (result != NULL);
1291 ASSERT (strcmp (result, "+1.750000 33") == 0);
1292 ASSERT (length == strlen (result));
1299 my_asnprintf (NULL, &length, "% Lf %d", 1.75L, 33, 44, 55);
1300 ASSERT (result != NULL);
1301 ASSERT (strcmp (result, " 1.750000 33") == 0);
1302 ASSERT (length == strlen (result));
1309 my_asnprintf (NULL, &length, "%#Lf %d", 1.75L, 33, 44, 55);
1310 ASSERT (result != NULL);
1311 ASSERT (strcmp (result, "1.750000 33") == 0);
1312 ASSERT (length == strlen (result));
1319 my_asnprintf (NULL, &length, "%#.Lf %d", 1.75L, 33, 44, 55);
1320 ASSERT (result != NULL);
1321 ASSERT (strcmp (result, "2. 33") == 0);
1322 ASSERT (length == strlen (result));
1326 { /* FLAG_ZERO with finite number. */
1329 my_asnprintf (NULL, &length, "%015Lf %d", 1234.0L, 33, 44, 55);
1330 ASSERT (result != NULL);
1331 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1332 ASSERT (length == strlen (result));
1336 { /* FLAG_ZERO with infinite number. */
1339 my_asnprintf (NULL, &length, "%015Lf %d", -1.0L / 0.0L, 33, 44, 55);
1340 ASSERT (result != NULL);
1341 ASSERT (strcmp (result, " -inf 33") == 0
1342 || strcmp (result, " -infinity 33") == 0);
1343 ASSERT (length == strlen (result));
1347 { /* FLAG_ZERO with NaN. */
1348 static long double zero = 0.0L;
1351 my_asnprintf (NULL, &length, "%050Lf %d", zero / zero, 33, 44, 55);
1352 ASSERT (result != NULL);
1353 ASSERT (strlen (result) == 50 + 3
1354 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1355 && strcmp (result + strlen (result) - 3, " 33") == 0);
1356 ASSERT (length == strlen (result));
1363 my_asnprintf (NULL, &length, "%.Lf %d", 1234.0L, 33, 44, 55);
1364 ASSERT (result != NULL);
1365 ASSERT (strcmp (result, "1234 33") == 0);
1366 ASSERT (length == strlen (result));
1370 /* Test the support of the %F format directive. */
1372 { /* A positive number. */
1375 my_asnprintf (NULL, &length, "%F %d", 12.75, 33, 44, 55);
1376 ASSERT (result != NULL);
1377 ASSERT (strcmp (result, "12.750000 33") == 0);
1378 ASSERT (length == strlen (result));
1382 { /* A larger positive number. */
1385 my_asnprintf (NULL, &length, "%F %d", 1234567.0, 33, 44, 55);
1386 ASSERT (result != NULL);
1387 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1388 ASSERT (length == strlen (result));
1392 { /* A negative number. */
1395 my_asnprintf (NULL, &length, "%F %d", -0.03125, 33, 44, 55);
1396 ASSERT (result != NULL);
1397 ASSERT (strcmp (result, "-0.031250 33") == 0);
1398 ASSERT (length == strlen (result));
1402 { /* Positive zero. */
1405 my_asnprintf (NULL, &length, "%F %d", 0.0, 33, 44, 55);
1406 ASSERT (result != NULL);
1407 ASSERT (strcmp (result, "0.000000 33") == 0);
1408 ASSERT (length == strlen (result));
1412 { /* Negative zero. */
1415 my_asnprintf (NULL, &length, "%F %d", -0.0, 33, 44, 55);
1416 ASSERT (result != NULL);
1417 if (have_minus_zero ())
1418 ASSERT (strcmp (result, "-0.000000 33") == 0);
1419 ASSERT (length == strlen (result));
1423 { /* Positive infinity. */
1426 my_asnprintf (NULL, &length, "%F %d", 1.0 / 0.0, 33, 44, 55);
1427 ASSERT (result != NULL);
1428 ASSERT (strcmp (result, "INF 33") == 0
1429 || strcmp (result, "INFINITY 33") == 0);
1430 ASSERT (length == strlen (result));
1434 { /* Negative infinity. */
1437 my_asnprintf (NULL, &length, "%F %d", -1.0 / 0.0, 33, 44, 55);
1438 ASSERT (result != NULL);
1439 ASSERT (strcmp (result, "-INF 33") == 0
1440 || strcmp (result, "-INFINITY 33") == 0);
1441 ASSERT (length == strlen (result));
1448 my_asnprintf (NULL, &length, "%F %d", NaN (), 33, 44, 55);
1449 ASSERT (result != NULL);
1450 ASSERT (strlen (result) >= 3 + 3
1451 && strisnan (result, 0, strlen (result) - 3, 1)
1452 && strcmp (result + strlen (result) - 3, " 33") == 0);
1453 ASSERT (length == strlen (result));
1460 my_asnprintf (NULL, &length, "%015F %d", 1234.0, 33, 44, 55);
1461 ASSERT (result != NULL);
1462 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1463 ASSERT (length == strlen (result));
1467 { /* FLAG_ZERO with infinite number. */
1470 my_asnprintf (NULL, &length, "%015F %d", -1.0 / 0.0, 33, 44, 55);
1471 ASSERT (result != NULL);
1472 ASSERT (strcmp (result, " -INF 33") == 0
1473 || strcmp (result, " -INFINITY 33") == 0);
1474 ASSERT (length == strlen (result));
1481 my_asnprintf (NULL, &length, "%.F %d", 1234.0, 33, 44, 55);
1482 ASSERT (result != NULL);
1483 ASSERT (strcmp (result, "1234 33") == 0);
1484 ASSERT (length == strlen (result));
1488 { /* A positive number. */
1491 my_asnprintf (NULL, &length, "%LF %d", 12.75L, 33, 44, 55);
1492 ASSERT (result != NULL);
1493 ASSERT (strcmp (result, "12.750000 33") == 0);
1494 ASSERT (length == strlen (result));
1498 { /* A larger positive number. */
1501 my_asnprintf (NULL, &length, "%LF %d", 1234567.0L, 33, 44, 55);
1502 ASSERT (result != NULL);
1503 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1504 ASSERT (length == strlen (result));
1508 { /* A negative number. */
1511 my_asnprintf (NULL, &length, "%LF %d", -0.03125L, 33, 44, 55);
1512 ASSERT (result != NULL);
1513 ASSERT (strcmp (result, "-0.031250 33") == 0);
1514 ASSERT (length == strlen (result));
1518 { /* Positive zero. */
1521 my_asnprintf (NULL, &length, "%LF %d", 0.0L, 33, 44, 55);
1522 ASSERT (result != NULL);
1523 ASSERT (strcmp (result, "0.000000 33") == 0);
1524 ASSERT (length == strlen (result));
1528 { /* Negative zero. */
1531 my_asnprintf (NULL, &length, "%LF %d", -0.0L, 33, 44, 55);
1532 ASSERT (result != NULL);
1533 if (have_minus_zero ())
1534 ASSERT (strcmp (result, "-0.000000 33") == 0);
1535 ASSERT (length == strlen (result));
1539 { /* Positive infinity. */
1542 my_asnprintf (NULL, &length, "%LF %d", 1.0L / 0.0L, 33, 44, 55);
1543 ASSERT (result != NULL);
1544 ASSERT (strcmp (result, "INF 33") == 0
1545 || strcmp (result, "INFINITY 33") == 0);
1546 ASSERT (length == strlen (result));
1550 { /* Negative infinity. */
1553 my_asnprintf (NULL, &length, "%LF %d", -1.0L / 0.0L, 33, 44, 55);
1554 ASSERT (result != NULL);
1555 ASSERT (strcmp (result, "-INF 33") == 0
1556 || strcmp (result, "-INFINITY 33") == 0);
1557 ASSERT (length == strlen (result));
1562 static long double zero = 0.0L;
1565 my_asnprintf (NULL, &length, "%LF %d", zero / zero, 33, 44, 55);
1566 ASSERT (result != NULL);
1567 ASSERT (strlen (result) >= 3 + 3
1568 && strisnan (result, 0, strlen (result) - 3, 1)
1569 && strcmp (result + strlen (result) - 3, " 33") == 0);
1570 ASSERT (length == strlen (result));
1577 my_asnprintf (NULL, &length, "%015LF %d", 1234.0L, 33, 44, 55);
1578 ASSERT (result != NULL);
1579 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1580 ASSERT (length == strlen (result));
1584 { /* FLAG_ZERO with infinite number. */
1587 my_asnprintf (NULL, &length, "%015LF %d", -1.0L / 0.0L, 33, 44, 55);
1588 ASSERT (result != NULL);
1589 ASSERT (strcmp (result, " -INF 33") == 0
1590 || strcmp (result, " -INFINITY 33") == 0);
1591 ASSERT (length == strlen (result));
1598 my_asnprintf (NULL, &length, "%.LF %d", 1234.0L, 33, 44, 55);
1599 ASSERT (result != NULL);
1600 ASSERT (strcmp (result, "1234 33") == 0);
1601 ASSERT (length == strlen (result));
1605 /* Test the support of the %e format directive. */
1607 { /* A positive number. */
1610 my_asnprintf (NULL, &length, "%e %d", 12.75, 33, 44, 55);
1611 ASSERT (result != NULL);
1612 ASSERT (strcmp (result, "1.275000e+01 33") == 0
1613 || strcmp (result, "1.275000e+001 33") == 0);
1614 ASSERT (length == strlen (result));
1618 { /* A larger positive number. */
1621 my_asnprintf (NULL, &length, "%e %d", 1234567.0, 33, 44, 55);
1622 ASSERT (result != NULL);
1623 ASSERT (strcmp (result, "1.234567e+06 33") == 0
1624 || strcmp (result, "1.234567e+006 33") == 0);
1625 ASSERT (length == strlen (result));
1629 { /* Small and large positive numbers. */
1630 static struct { double value; const char *string; } data[] =
1632 { 1.234321234321234e-37, "1.234321e-37" },
1633 { 1.234321234321234e-36, "1.234321e-36" },
1634 { 1.234321234321234e-35, "1.234321e-35" },
1635 { 1.234321234321234e-34, "1.234321e-34" },
1636 { 1.234321234321234e-33, "1.234321e-33" },
1637 { 1.234321234321234e-32, "1.234321e-32" },
1638 { 1.234321234321234e-31, "1.234321e-31" },
1639 { 1.234321234321234e-30, "1.234321e-30" },
1640 { 1.234321234321234e-29, "1.234321e-29" },
1641 { 1.234321234321234e-28, "1.234321e-28" },
1642 { 1.234321234321234e-27, "1.234321e-27" },
1643 { 1.234321234321234e-26, "1.234321e-26" },
1644 { 1.234321234321234e-25, "1.234321e-25" },
1645 { 1.234321234321234e-24, "1.234321e-24" },
1646 { 1.234321234321234e-23, "1.234321e-23" },
1647 { 1.234321234321234e-22, "1.234321e-22" },
1648 { 1.234321234321234e-21, "1.234321e-21" },
1649 { 1.234321234321234e-20, "1.234321e-20" },
1650 { 1.234321234321234e-19, "1.234321e-19" },
1651 { 1.234321234321234e-18, "1.234321e-18" },
1652 { 1.234321234321234e-17, "1.234321e-17" },
1653 { 1.234321234321234e-16, "1.234321e-16" },
1654 { 1.234321234321234e-15, "1.234321e-15" },
1655 { 1.234321234321234e-14, "1.234321e-14" },
1656 { 1.234321234321234e-13, "1.234321e-13" },
1657 { 1.234321234321234e-12, "1.234321e-12" },
1658 { 1.234321234321234e-11, "1.234321e-11" },
1659 { 1.234321234321234e-10, "1.234321e-10" },
1660 { 1.234321234321234e-9, "1.234321e-09" },
1661 { 1.234321234321234e-8, "1.234321e-08" },
1662 { 1.234321234321234e-7, "1.234321e-07" },
1663 { 1.234321234321234e-6, "1.234321e-06" },
1664 { 1.234321234321234e-5, "1.234321e-05" },
1665 { 1.234321234321234e-4, "1.234321e-04" },
1666 { 1.234321234321234e-3, "1.234321e-03" },
1667 { 1.234321234321234e-2, "1.234321e-02" },
1668 { 1.234321234321234e-1, "1.234321e-01" },
1669 { 1.234321234321234, "1.234321e+00" },
1670 { 1.234321234321234e1, "1.234321e+01" },
1671 { 1.234321234321234e2, "1.234321e+02" },
1672 { 1.234321234321234e3, "1.234321e+03" },
1673 { 1.234321234321234e4, "1.234321e+04" },
1674 { 1.234321234321234e5, "1.234321e+05" },
1675 { 1.234321234321234e6, "1.234321e+06" },
1676 { 1.234321234321234e7, "1.234321e+07" },
1677 { 1.234321234321234e8, "1.234321e+08" },
1678 { 1.234321234321234e9, "1.234321e+09" },
1679 { 1.234321234321234e10, "1.234321e+10" },
1680 { 1.234321234321234e11, "1.234321e+11" },
1681 { 1.234321234321234e12, "1.234321e+12" },
1682 { 1.234321234321234e13, "1.234321e+13" },
1683 { 1.234321234321234e14, "1.234321e+14" },
1684 { 1.234321234321234e15, "1.234321e+15" },
1685 { 1.234321234321234e16, "1.234321e+16" },
1686 { 1.234321234321234e17, "1.234321e+17" },
1687 { 1.234321234321234e18, "1.234321e+18" },
1688 { 1.234321234321234e19, "1.234321e+19" },
1689 { 1.234321234321234e20, "1.234321e+20" },
1690 { 1.234321234321234e21, "1.234321e+21" },
1691 { 1.234321234321234e22, "1.234321e+22" },
1692 { 1.234321234321234e23, "1.234321e+23" },
1693 { 1.234321234321234e24, "1.234321e+24" },
1694 { 1.234321234321234e25, "1.234321e+25" },
1695 { 1.234321234321234e26, "1.234321e+26" },
1696 { 1.234321234321234e27, "1.234321e+27" },
1697 { 1.234321234321234e28, "1.234321e+28" },
1698 { 1.234321234321234e29, "1.234321e+29" },
1699 { 1.234321234321234e30, "1.234321e+30" },
1700 { 1.234321234321234e31, "1.234321e+31" },
1701 { 1.234321234321234e32, "1.234321e+32" },
1702 { 1.234321234321234e33, "1.234321e+33" },
1703 { 1.234321234321234e34, "1.234321e+34" },
1704 { 1.234321234321234e35, "1.234321e+35" },
1705 { 1.234321234321234e36, "1.234321e+36" }
1708 for (k = 0; k < SIZEOF (data); k++)
1712 my_asnprintf (NULL, &length, "%e", data[k].value);
1713 const char *expected = data[k].string;
1714 ASSERT (result != NULL);
1715 ASSERT (strcmp (result, expected) == 0
1716 /* Some implementations produce exponents with 3 digits. */
1717 || (strlen (result) == strlen (expected) + 1
1718 && memcmp (result, expected, strlen (expected) - 2) == 0
1719 && result[strlen (expected) - 2] == '0'
1720 && strcmp (result + strlen (expected) - 1,
1721 expected + strlen (expected) - 2)
1723 ASSERT (length == strlen (result));
1728 { /* A negative number. */
1731 my_asnprintf (NULL, &length, "%e %d", -0.03125, 33, 44, 55);
1732 ASSERT (result != NULL);
1733 ASSERT (strcmp (result, "-3.125000e-02 33") == 0
1734 || strcmp (result, "-3.125000e-002 33") == 0);
1735 ASSERT (length == strlen (result));
1739 { /* Positive zero. */
1742 my_asnprintf (NULL, &length, "%e %d", 0.0, 33, 44, 55);
1743 ASSERT (result != NULL);
1744 ASSERT (strcmp (result, "0.000000e+00 33") == 0
1745 || strcmp (result, "0.000000e+000 33") == 0);
1746 ASSERT (length == strlen (result));
1750 { /* Negative zero. */
1753 my_asnprintf (NULL, &length, "%e %d", -0.0, 33, 44, 55);
1754 ASSERT (result != NULL);
1755 if (have_minus_zero ())
1756 ASSERT (strcmp (result, "-0.000000e+00 33") == 0
1757 || strcmp (result, "-0.000000e+000 33") == 0);
1758 ASSERT (length == strlen (result));
1762 { /* Positive infinity. */
1765 my_asnprintf (NULL, &length, "%e %d", 1.0 / 0.0, 33, 44, 55);
1766 ASSERT (result != NULL);
1767 ASSERT (strcmp (result, "inf 33") == 0
1768 || strcmp (result, "infinity 33") == 0);
1769 ASSERT (length == strlen (result));
1773 { /* Negative infinity. */
1776 my_asnprintf (NULL, &length, "%e %d", -1.0 / 0.0, 33, 44, 55);
1777 ASSERT (result != NULL);
1778 ASSERT (strcmp (result, "-inf 33") == 0
1779 || strcmp (result, "-infinity 33") == 0);
1780 ASSERT (length == strlen (result));
1787 my_asnprintf (NULL, &length, "%e %d", NaN (), 33, 44, 55);
1788 ASSERT (result != NULL);
1789 ASSERT (strlen (result) >= 3 + 3
1790 && strisnan (result, 0, strlen (result) - 3, 0)
1791 && strcmp (result + strlen (result) - 3, " 33") == 0);
1792 ASSERT (length == strlen (result));
1799 my_asnprintf (NULL, &length, "%15e %d", 1.75, 33, 44, 55);
1800 ASSERT (result != NULL);
1801 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
1802 || strcmp (result, " 1.750000e+000 33") == 0);
1803 ASSERT (length == strlen (result));
1810 my_asnprintf (NULL, &length, "%-15e %d", 1.75, 33, 44, 55);
1811 ASSERT (result != NULL);
1812 ASSERT (strcmp (result, "1.750000e+00 33") == 0
1813 || strcmp (result, "1.750000e+000 33") == 0);
1814 ASSERT (length == strlen (result));
1818 { /* FLAG_SHOWSIGN. */
1821 my_asnprintf (NULL, &length, "%+e %d", 1.75, 33, 44, 55);
1822 ASSERT (result != NULL);
1823 ASSERT (strcmp (result, "+1.750000e+00 33") == 0
1824 || strcmp (result, "+1.750000e+000 33") == 0);
1825 ASSERT (length == strlen (result));
1832 my_asnprintf (NULL, &length, "% e %d", 1.75, 33, 44, 55);
1833 ASSERT (result != NULL);
1834 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
1835 || strcmp (result, " 1.750000e+000 33") == 0);
1836 ASSERT (length == strlen (result));
1843 my_asnprintf (NULL, &length, "%#e %d", 1.75, 33, 44, 55);
1844 ASSERT (result != NULL);
1845 ASSERT (strcmp (result, "1.750000e+00 33") == 0
1846 || strcmp (result, "1.750000e+000 33") == 0);
1847 ASSERT (length == strlen (result));
1854 my_asnprintf (NULL, &length, "%#.e %d", 1.75, 33, 44, 55);
1855 ASSERT (result != NULL);
1856 ASSERT (strcmp (result, "2.e+00 33") == 0
1857 || strcmp (result, "2.e+000 33") == 0);
1858 ASSERT (length == strlen (result));
1865 my_asnprintf (NULL, &length, "%#.e %d", 9.75, 33, 44, 55);
1866 ASSERT (result != NULL);
1867 ASSERT (strcmp (result, "1.e+01 33") == 0
1868 || strcmp (result, "1.e+001 33") == 0);
1869 ASSERT (length == strlen (result));
1873 { /* FLAG_ZERO with finite number. */
1876 my_asnprintf (NULL, &length, "%015e %d", 1234.0, 33, 44, 55);
1877 ASSERT (result != NULL);
1878 ASSERT (strcmp (result, "0001.234000e+03 33") == 0
1879 || strcmp (result, "001.234000e+003 33") == 0);
1880 ASSERT (length == strlen (result));
1884 { /* FLAG_ZERO with infinite number. */
1887 my_asnprintf (NULL, &length, "%015e %d", -1.0 / 0.0, 33, 44, 55);
1888 ASSERT (result != NULL);
1889 ASSERT (strcmp (result, " -inf 33") == 0
1890 || strcmp (result, " -infinity 33") == 0);
1891 ASSERT (length == strlen (result));
1895 { /* FLAG_ZERO with NaN. */
1898 my_asnprintf (NULL, &length, "%050e %d", NaN (), 33, 44, 55);
1899 ASSERT (result != NULL);
1900 ASSERT (strlen (result) == 50 + 3
1901 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1902 && strcmp (result + strlen (result) - 3, " 33") == 0);
1903 ASSERT (length == strlen (result));
1910 my_asnprintf (NULL, &length, "%.e %d", 1234.0, 33, 44, 55);
1911 ASSERT (result != NULL);
1912 ASSERT (strcmp (result, "1e+03 33") == 0
1913 || strcmp (result, "1e+003 33") == 0);
1914 ASSERT (length == strlen (result));
1918 { /* A positive number. */
1921 my_asnprintf (NULL, &length, "%Le %d", 12.75L, 33, 44, 55);
1922 ASSERT (result != NULL);
1923 ASSERT (strcmp (result, "1.275000e+01 33") == 0);
1924 ASSERT (length == strlen (result));
1928 { /* A larger positive number. */
1931 my_asnprintf (NULL, &length, "%Le %d", 1234567.0L, 33, 44, 55);
1932 ASSERT (result != NULL);
1933 ASSERT (strcmp (result, "1.234567e+06 33") == 0);
1934 ASSERT (length == strlen (result));
1938 { /* Small and large positive numbers. */
1939 static struct { long double value; const char *string; } data[] =
1941 { 1.234321234321234e-37L, "1.234321e-37" },
1942 { 1.234321234321234e-36L, "1.234321e-36" },
1943 { 1.234321234321234e-35L, "1.234321e-35" },
1944 { 1.234321234321234e-34L, "1.234321e-34" },
1945 { 1.234321234321234e-33L, "1.234321e-33" },
1946 { 1.234321234321234e-32L, "1.234321e-32" },
1947 { 1.234321234321234e-31L, "1.234321e-31" },
1948 { 1.234321234321234e-30L, "1.234321e-30" },
1949 { 1.234321234321234e-29L, "1.234321e-29" },
1950 { 1.234321234321234e-28L, "1.234321e-28" },
1951 { 1.234321234321234e-27L, "1.234321e-27" },
1952 { 1.234321234321234e-26L, "1.234321e-26" },
1953 { 1.234321234321234e-25L, "1.234321e-25" },
1954 { 1.234321234321234e-24L, "1.234321e-24" },
1955 { 1.234321234321234e-23L, "1.234321e-23" },
1956 { 1.234321234321234e-22L, "1.234321e-22" },
1957 { 1.234321234321234e-21L, "1.234321e-21" },
1958 { 1.234321234321234e-20L, "1.234321e-20" },
1959 { 1.234321234321234e-19L, "1.234321e-19" },
1960 { 1.234321234321234e-18L, "1.234321e-18" },
1961 { 1.234321234321234e-17L, "1.234321e-17" },
1962 { 1.234321234321234e-16L, "1.234321e-16" },
1963 { 1.234321234321234e-15L, "1.234321e-15" },
1964 { 1.234321234321234e-14L, "1.234321e-14" },
1965 { 1.234321234321234e-13L, "1.234321e-13" },
1966 { 1.234321234321234e-12L, "1.234321e-12" },
1967 { 1.234321234321234e-11L, "1.234321e-11" },
1968 { 1.234321234321234e-10L, "1.234321e-10" },
1969 { 1.234321234321234e-9L, "1.234321e-09" },
1970 { 1.234321234321234e-8L, "1.234321e-08" },
1971 { 1.234321234321234e-7L, "1.234321e-07" },
1972 { 1.234321234321234e-6L, "1.234321e-06" },
1973 { 1.234321234321234e-5L, "1.234321e-05" },
1974 { 1.234321234321234e-4L, "1.234321e-04" },
1975 { 1.234321234321234e-3L, "1.234321e-03" },
1976 { 1.234321234321234e-2L, "1.234321e-02" },
1977 { 1.234321234321234e-1L, "1.234321e-01" },
1978 { 1.234321234321234L, "1.234321e+00" },
1979 { 1.234321234321234e1L, "1.234321e+01" },
1980 { 1.234321234321234e2L, "1.234321e+02" },
1981 { 1.234321234321234e3L, "1.234321e+03" },
1982 { 1.234321234321234e4L, "1.234321e+04" },
1983 { 1.234321234321234e5L, "1.234321e+05" },
1984 { 1.234321234321234e6L, "1.234321e+06" },
1985 { 1.234321234321234e7L, "1.234321e+07" },
1986 { 1.234321234321234e8L, "1.234321e+08" },
1987 { 1.234321234321234e9L, "1.234321e+09" },
1988 { 1.234321234321234e10L, "1.234321e+10" },
1989 { 1.234321234321234e11L, "1.234321e+11" },
1990 { 1.234321234321234e12L, "1.234321e+12" },
1991 { 1.234321234321234e13L, "1.234321e+13" },
1992 { 1.234321234321234e14L, "1.234321e+14" },
1993 { 1.234321234321234e15L, "1.234321e+15" },
1994 { 1.234321234321234e16L, "1.234321e+16" },
1995 { 1.234321234321234e17L, "1.234321e+17" },
1996 { 1.234321234321234e18L, "1.234321e+18" },
1997 { 1.234321234321234e19L, "1.234321e+19" },
1998 { 1.234321234321234e20L, "1.234321e+20" },
1999 { 1.234321234321234e21L, "1.234321e+21" },
2000 { 1.234321234321234e22L, "1.234321e+22" },
2001 { 1.234321234321234e23L, "1.234321e+23" },
2002 { 1.234321234321234e24L, "1.234321e+24" },
2003 { 1.234321234321234e25L, "1.234321e+25" },
2004 { 1.234321234321234e26L, "1.234321e+26" },
2005 { 1.234321234321234e27L, "1.234321e+27" },
2006 { 1.234321234321234e28L, "1.234321e+28" },
2007 { 1.234321234321234e29L, "1.234321e+29" },
2008 { 1.234321234321234e30L, "1.234321e+30" },
2009 { 1.234321234321234e31L, "1.234321e+31" },
2010 { 1.234321234321234e32L, "1.234321e+32" },
2011 { 1.234321234321234e33L, "1.234321e+33" },
2012 { 1.234321234321234e34L, "1.234321e+34" },
2013 { 1.234321234321234e35L, "1.234321e+35" },
2014 { 1.234321234321234e36L, "1.234321e+36" }
2017 for (k = 0; k < SIZEOF (data); k++)
2021 my_asnprintf (NULL, &length, "%Le", data[k].value);
2022 ASSERT (result != NULL);
2023 ASSERT (strcmp (result, data[k].string) == 0);
2024 ASSERT (length == strlen (result));
2029 { /* A negative number. */
2032 my_asnprintf (NULL, &length, "%Le %d", -0.03125L, 33, 44, 55);
2033 ASSERT (result != NULL);
2034 ASSERT (strcmp (result, "-3.125000e-02 33") == 0);
2035 ASSERT (length == strlen (result));
2039 { /* Positive zero. */
2042 my_asnprintf (NULL, &length, "%Le %d", 0.0L, 33, 44, 55);
2043 ASSERT (result != NULL);
2044 ASSERT (strcmp (result, "0.000000e+00 33") == 0);
2045 ASSERT (length == strlen (result));
2049 { /* Negative zero. */
2052 my_asnprintf (NULL, &length, "%Le %d", -0.0L, 33, 44, 55);
2053 ASSERT (result != NULL);
2054 if (have_minus_zero ())
2055 ASSERT (strcmp (result, "-0.000000e+00 33") == 0);
2056 ASSERT (length == strlen (result));
2060 { /* Positive infinity. */
2063 my_asnprintf (NULL, &length, "%Le %d", 1.0L / 0.0L, 33, 44, 55);
2064 ASSERT (result != NULL);
2065 ASSERT (strcmp (result, "inf 33") == 0
2066 || strcmp (result, "infinity 33") == 0);
2067 ASSERT (length == strlen (result));
2071 { /* Negative infinity. */
2074 my_asnprintf (NULL, &length, "%Le %d", -1.0L / 0.0L, 33, 44, 55);
2075 ASSERT (result != NULL);
2076 ASSERT (strcmp (result, "-inf 33") == 0
2077 || strcmp (result, "-infinity 33") == 0);
2078 ASSERT (length == strlen (result));
2083 static long double zero = 0.0L;
2086 my_asnprintf (NULL, &length, "%Le %d", zero / zero, 33, 44, 55);
2087 ASSERT (result != NULL);
2088 ASSERT (strlen (result) >= 3 + 3
2089 && strisnan (result, 0, strlen (result) - 3, 0)
2090 && strcmp (result + strlen (result) - 3, " 33") == 0);
2091 ASSERT (length == strlen (result));
2098 my_asnprintf (NULL, &length, "%15Le %d", 1.75L, 33, 44, 55);
2099 ASSERT (result != NULL);
2100 ASSERT (strcmp (result, " 1.750000e+00 33") == 0);
2101 ASSERT (length == strlen (result));
2108 my_asnprintf (NULL, &length, "%-15Le %d", 1.75L, 33, 44, 55);
2109 ASSERT (result != NULL);
2110 ASSERT (strcmp (result, "1.750000e+00 33") == 0);
2111 ASSERT (length == strlen (result));
2115 { /* FLAG_SHOWSIGN. */
2118 my_asnprintf (NULL, &length, "%+Le %d", 1.75L, 33, 44, 55);
2119 ASSERT (result != NULL);
2120 ASSERT (strcmp (result, "+1.750000e+00 33") == 0);
2121 ASSERT (length == strlen (result));
2128 my_asnprintf (NULL, &length, "% Le %d", 1.75L, 33, 44, 55);
2129 ASSERT (result != NULL);
2130 ASSERT (strcmp (result, " 1.750000e+00 33") == 0);
2131 ASSERT (length == strlen (result));
2138 my_asnprintf (NULL, &length, "%#Le %d", 1.75L, 33, 44, 55);
2139 ASSERT (result != NULL);
2140 ASSERT (strcmp (result, "1.750000e+00 33") == 0);
2141 ASSERT (length == strlen (result));
2148 my_asnprintf (NULL, &length, "%#.Le %d", 1.75L, 33, 44, 55);
2149 ASSERT (result != NULL);
2150 ASSERT (strcmp (result, "2.e+00 33") == 0);
2151 ASSERT (length == strlen (result));
2158 my_asnprintf (NULL, &length, "%#.Le %d", 9.75L, 33, 44, 55);
2159 ASSERT (result != NULL);
2160 ASSERT (strcmp (result, "1.e+01 33") == 0);
2161 ASSERT (length == strlen (result));
2165 { /* FLAG_ZERO with finite number. */
2168 my_asnprintf (NULL, &length, "%015Le %d", 1234.0L, 33, 44, 55);
2169 ASSERT (result != NULL);
2170 ASSERT (strcmp (result, "0001.234000e+03 33") == 0);
2171 ASSERT (length == strlen (result));
2175 { /* FLAG_ZERO with infinite number. */
2178 my_asnprintf (NULL, &length, "%015Le %d", -1.0L / 0.0L, 33, 44, 55);
2179 ASSERT (result != NULL);
2180 ASSERT (strcmp (result, " -inf 33") == 0
2181 || strcmp (result, " -infinity 33") == 0);
2182 ASSERT (length == strlen (result));
2186 { /* FLAG_ZERO with NaN. */
2187 static long double zero = 0.0L;
2190 my_asnprintf (NULL, &length, "%050Le %d", zero / zero, 33, 44, 55);
2191 ASSERT (result != NULL);
2192 ASSERT (strlen (result) == 50 + 3
2193 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2194 && strcmp (result + strlen (result) - 3, " 33") == 0);
2195 ASSERT (length == strlen (result));
2202 my_asnprintf (NULL, &length, "%.Le %d", 1234.0L, 33, 44, 55);
2203 ASSERT (result != NULL);
2204 ASSERT (strcmp (result, "1e+03 33") == 0);
2205 ASSERT (length == strlen (result));
2209 /* Test the support of the %g format directive. */
2211 { /* A positive number. */
2214 my_asnprintf (NULL, &length, "%g %d", 12.75, 33, 44, 55);
2215 ASSERT (result != NULL);
2216 ASSERT (strcmp (result, "12.75 33") == 0);
2217 ASSERT (length == strlen (result));
2221 { /* A larger positive number. */
2224 my_asnprintf (NULL, &length, "%g %d", 1234567.0, 33, 44, 55);
2225 ASSERT (result != NULL);
2226 ASSERT (strcmp (result, "1.23457e+06 33") == 0
2227 || strcmp (result, "1.23457e+006 33") == 0);
2228 ASSERT (length == strlen (result));
2232 { /* Small and large positive numbers. */
2233 static struct { double value; const char *string; } data[] =
2235 { 1.234321234321234e-37, "1.23432e-37" },
2236 { 1.234321234321234e-36, "1.23432e-36" },
2237 { 1.234321234321234e-35, "1.23432e-35" },
2238 { 1.234321234321234e-34, "1.23432e-34" },
2239 { 1.234321234321234e-33, "1.23432e-33" },
2240 { 1.234321234321234e-32, "1.23432e-32" },
2241 { 1.234321234321234e-31, "1.23432e-31" },
2242 { 1.234321234321234e-30, "1.23432e-30" },
2243 { 1.234321234321234e-29, "1.23432e-29" },
2244 { 1.234321234321234e-28, "1.23432e-28" },
2245 { 1.234321234321234e-27, "1.23432e-27" },
2246 { 1.234321234321234e-26, "1.23432e-26" },
2247 { 1.234321234321234e-25, "1.23432e-25" },
2248 { 1.234321234321234e-24, "1.23432e-24" },
2249 { 1.234321234321234e-23, "1.23432e-23" },
2250 { 1.234321234321234e-22, "1.23432e-22" },
2251 { 1.234321234321234e-21, "1.23432e-21" },
2252 { 1.234321234321234e-20, "1.23432e-20" },
2253 { 1.234321234321234e-19, "1.23432e-19" },
2254 { 1.234321234321234e-18, "1.23432e-18" },
2255 { 1.234321234321234e-17, "1.23432e-17" },
2256 { 1.234321234321234e-16, "1.23432e-16" },
2257 { 1.234321234321234e-15, "1.23432e-15" },
2258 { 1.234321234321234e-14, "1.23432e-14" },
2259 { 1.234321234321234e-13, "1.23432e-13" },
2260 { 1.234321234321234e-12, "1.23432e-12" },
2261 { 1.234321234321234e-11, "1.23432e-11" },
2262 { 1.234321234321234e-10, "1.23432e-10" },
2263 { 1.234321234321234e-9, "1.23432e-09" },
2264 { 1.234321234321234e-8, "1.23432e-08" },
2265 { 1.234321234321234e-7, "1.23432e-07" },
2266 { 1.234321234321234e-6, "1.23432e-06" },
2267 { 1.234321234321234e-5, "1.23432e-05" },
2268 { 1.234321234321234e-4, "0.000123432" },
2269 { 1.234321234321234e-3, "0.00123432" },
2270 { 1.234321234321234e-2, "0.0123432" },
2271 { 1.234321234321234e-1, "0.123432" },
2272 { 1.234321234321234, "1.23432" },
2273 { 1.234321234321234e1, "12.3432" },
2274 { 1.234321234321234e2, "123.432" },
2275 { 1.234321234321234e3, "1234.32" },
2276 { 1.234321234321234e4, "12343.2" },
2277 { 1.234321234321234e5, "123432" },
2278 { 1.234321234321234e6, "1.23432e+06" },
2279 { 1.234321234321234e7, "1.23432e+07" },
2280 { 1.234321234321234e8, "1.23432e+08" },
2281 { 1.234321234321234e9, "1.23432e+09" },
2282 { 1.234321234321234e10, "1.23432e+10" },
2283 { 1.234321234321234e11, "1.23432e+11" },
2284 { 1.234321234321234e12, "1.23432e+12" },
2285 { 1.234321234321234e13, "1.23432e+13" },
2286 { 1.234321234321234e14, "1.23432e+14" },
2287 { 1.234321234321234e15, "1.23432e+15" },
2288 { 1.234321234321234e16, "1.23432e+16" },
2289 { 1.234321234321234e17, "1.23432e+17" },
2290 { 1.234321234321234e18, "1.23432e+18" },
2291 { 1.234321234321234e19, "1.23432e+19" },
2292 { 1.234321234321234e20, "1.23432e+20" },
2293 { 1.234321234321234e21, "1.23432e+21" },
2294 { 1.234321234321234e22, "1.23432e+22" },
2295 { 1.234321234321234e23, "1.23432e+23" },
2296 { 1.234321234321234e24, "1.23432e+24" },
2297 { 1.234321234321234e25, "1.23432e+25" },
2298 { 1.234321234321234e26, "1.23432e+26" },
2299 { 1.234321234321234e27, "1.23432e+27" },
2300 { 1.234321234321234e28, "1.23432e+28" },
2301 { 1.234321234321234e29, "1.23432e+29" },
2302 { 1.234321234321234e30, "1.23432e+30" },
2303 { 1.234321234321234e31, "1.23432e+31" },
2304 { 1.234321234321234e32, "1.23432e+32" },
2305 { 1.234321234321234e33, "1.23432e+33" },
2306 { 1.234321234321234e34, "1.23432e+34" },
2307 { 1.234321234321234e35, "1.23432e+35" },
2308 { 1.234321234321234e36, "1.23432e+36" }
2311 for (k = 0; k < SIZEOF (data); k++)
2315 my_asnprintf (NULL, &length, "%g", data[k].value);
2316 const char *expected = data[k].string;
2317 ASSERT (result != NULL);
2318 ASSERT (strcmp (result, expected) == 0
2319 /* Some implementations produce exponents with 3 digits. */
2320 || (expected[strlen (expected) - 4] == 'e'
2321 && strlen (result) == strlen (expected) + 1
2322 && memcmp (result, expected, strlen (expected) - 2) == 0
2323 && result[strlen (expected) - 2] == '0'
2324 && strcmp (result + strlen (expected) - 1,
2325 expected + strlen (expected) - 2)
2327 ASSERT (length == strlen (result));
2332 { /* A negative number. */
2335 my_asnprintf (NULL, &length, "%g %d", -0.03125, 33, 44, 55);
2336 ASSERT (result != NULL);
2337 ASSERT (strcmp (result, "-0.03125 33") == 0);
2338 ASSERT (length == strlen (result));
2342 { /* Positive zero. */
2345 my_asnprintf (NULL, &length, "%g %d", 0.0, 33, 44, 55);
2346 ASSERT (result != NULL);
2347 ASSERT (strcmp (result, "0 33") == 0);
2348 ASSERT (length == strlen (result));
2352 { /* Negative zero. */
2355 my_asnprintf (NULL, &length, "%g %d", -0.0, 33, 44, 55);
2356 ASSERT (result != NULL);
2357 if (have_minus_zero ())
2358 ASSERT (strcmp (result, "-0 33") == 0);
2359 ASSERT (length == strlen (result));
2363 { /* Positive infinity. */
2366 my_asnprintf (NULL, &length, "%g %d", 1.0 / 0.0, 33, 44, 55);
2367 ASSERT (result != NULL);
2368 ASSERT (strcmp (result, "inf 33") == 0
2369 || strcmp (result, "infinity 33") == 0);
2370 ASSERT (length == strlen (result));
2374 { /* Negative infinity. */
2377 my_asnprintf (NULL, &length, "%g %d", -1.0 / 0.0, 33, 44, 55);
2378 ASSERT (result != NULL);
2379 ASSERT (strcmp (result, "-inf 33") == 0
2380 || strcmp (result, "-infinity 33") == 0);
2381 ASSERT (length == strlen (result));
2388 my_asnprintf (NULL, &length, "%g %d", NaN (), 33, 44, 55);
2389 ASSERT (result != NULL);
2390 ASSERT (strlen (result) >= 3 + 3
2391 && strisnan (result, 0, strlen (result) - 3, 0)
2392 && strcmp (result + strlen (result) - 3, " 33") == 0);
2393 ASSERT (length == strlen (result));
2400 my_asnprintf (NULL, &length, "%10g %d", 1.75, 33, 44, 55);
2401 ASSERT (result != NULL);
2402 ASSERT (strcmp (result, " 1.75 33") == 0);
2403 ASSERT (length == strlen (result));
2410 my_asnprintf (NULL, &length, "%-10g %d", 1.75, 33, 44, 55);
2411 ASSERT (result != NULL);
2412 ASSERT (strcmp (result, "1.75 33") == 0);
2413 ASSERT (length == strlen (result));
2417 { /* FLAG_SHOWSIGN. */
2420 my_asnprintf (NULL, &length, "%+g %d", 1.75, 33, 44, 55);
2421 ASSERT (result != NULL);
2422 ASSERT (strcmp (result, "+1.75 33") == 0);
2423 ASSERT (length == strlen (result));
2430 my_asnprintf (NULL, &length, "% g %d", 1.75, 33, 44, 55);
2431 ASSERT (result != NULL);
2432 ASSERT (strcmp (result, " 1.75 33") == 0);
2433 ASSERT (length == strlen (result));
2440 my_asnprintf (NULL, &length, "%#g %d", 1.75, 33, 44, 55);
2441 ASSERT (result != NULL);
2442 ASSERT (strcmp (result, "1.75000 33") == 0);
2443 ASSERT (length == strlen (result));
2450 my_asnprintf (NULL, &length, "%#.g %d", 1.75, 33, 44, 55);
2451 ASSERT (result != NULL);
2452 ASSERT (strcmp (result, "2. 33") == 0);
2453 ASSERT (length == strlen (result));
2460 my_asnprintf (NULL, &length, "%#.g %d", 9.75, 33, 44, 55);
2461 ASSERT (result != NULL);
2462 ASSERT (strcmp (result, "1.e+01 33") == 0
2463 || strcmp (result, "1.e+001 33") == 0);
2464 ASSERT (length == strlen (result));
2468 { /* FLAG_ZERO with finite number. */
2471 my_asnprintf (NULL, &length, "%010g %d", 1234.0, 33, 44, 55);
2472 ASSERT (result != NULL);
2473 ASSERT (strcmp (result, "0000001234 33") == 0);
2474 ASSERT (length == strlen (result));
2478 { /* FLAG_ZERO with infinite number. */
2481 my_asnprintf (NULL, &length, "%015g %d", -1.0 / 0.0, 33, 44, 55);
2482 ASSERT (result != NULL);
2483 ASSERT (strcmp (result, " -inf 33") == 0
2484 || strcmp (result, " -infinity 33") == 0);
2485 ASSERT (length == strlen (result));
2489 { /* FLAG_ZERO with NaN. */
2492 my_asnprintf (NULL, &length, "%050g %d", NaN (), 33, 44, 55);
2493 ASSERT (result != NULL);
2494 ASSERT (strlen (result) == 50 + 3
2495 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2496 && strcmp (result + strlen (result) - 3, " 33") == 0);
2497 ASSERT (length == strlen (result));
2504 my_asnprintf (NULL, &length, "%.g %d", 1234.0, 33, 44, 55);
2505 ASSERT (result != NULL);
2506 ASSERT (strcmp (result, "1e+03 33") == 0
2507 || strcmp (result, "1e+003 33") == 0);
2508 ASSERT (length == strlen (result));
2512 { /* A positive number. */
2515 my_asnprintf (NULL, &length, "%Lg %d", 12.75L, 33, 44, 55);
2516 ASSERT (result != NULL);
2517 ASSERT (strcmp (result, "12.75 33") == 0);
2518 ASSERT (length == strlen (result));
2522 { /* A larger positive number. */
2525 my_asnprintf (NULL, &length, "%Lg %d", 1234567.0L, 33, 44, 55);
2526 ASSERT (result != NULL);
2527 ASSERT (strcmp (result, "1.23457e+06 33") == 0);
2528 ASSERT (length == strlen (result));
2532 { /* Small and large positive numbers. */
2533 static struct { long double value; const char *string; } data[] =
2535 { 1.234321234321234e-37L, "1.23432e-37" },
2536 { 1.234321234321234e-36L, "1.23432e-36" },
2537 { 1.234321234321234e-35L, "1.23432e-35" },
2538 { 1.234321234321234e-34L, "1.23432e-34" },
2539 { 1.234321234321234e-33L, "1.23432e-33" },
2540 { 1.234321234321234e-32L, "1.23432e-32" },
2541 { 1.234321234321234e-31L, "1.23432e-31" },
2542 { 1.234321234321234e-30L, "1.23432e-30" },
2543 { 1.234321234321234e-29L, "1.23432e-29" },
2544 { 1.234321234321234e-28L, "1.23432e-28" },
2545 { 1.234321234321234e-27L, "1.23432e-27" },
2546 { 1.234321234321234e-26L, "1.23432e-26" },
2547 { 1.234321234321234e-25L, "1.23432e-25" },
2548 { 1.234321234321234e-24L, "1.23432e-24" },
2549 { 1.234321234321234e-23L, "1.23432e-23" },
2550 { 1.234321234321234e-22L, "1.23432e-22" },
2551 { 1.234321234321234e-21L, "1.23432e-21" },
2552 { 1.234321234321234e-20L, "1.23432e-20" },
2553 { 1.234321234321234e-19L, "1.23432e-19" },
2554 { 1.234321234321234e-18L, "1.23432e-18" },
2555 { 1.234321234321234e-17L, "1.23432e-17" },
2556 { 1.234321234321234e-16L, "1.23432e-16" },
2557 { 1.234321234321234e-15L, "1.23432e-15" },
2558 { 1.234321234321234e-14L, "1.23432e-14" },
2559 { 1.234321234321234e-13L, "1.23432e-13" },
2560 { 1.234321234321234e-12L, "1.23432e-12" },
2561 { 1.234321234321234e-11L, "1.23432e-11" },
2562 { 1.234321234321234e-10L, "1.23432e-10" },
2563 { 1.234321234321234e-9L, "1.23432e-09" },
2564 { 1.234321234321234e-8L, "1.23432e-08" },
2565 { 1.234321234321234e-7L, "1.23432e-07" },
2566 { 1.234321234321234e-6L, "1.23432e-06" },
2567 { 1.234321234321234e-5L, "1.23432e-05" },
2568 { 1.234321234321234e-4L, "0.000123432" },
2569 { 1.234321234321234e-3L, "0.00123432" },
2570 { 1.234321234321234e-2L, "0.0123432" },
2571 { 1.234321234321234e-1L, "0.123432" },
2572 { 1.234321234321234L, "1.23432" },
2573 { 1.234321234321234e1L, "12.3432" },
2574 { 1.234321234321234e2L, "123.432" },
2575 { 1.234321234321234e3L, "1234.32" },
2576 { 1.234321234321234e4L, "12343.2" },
2577 { 1.234321234321234e5L, "123432" },
2578 { 1.234321234321234e6L, "1.23432e+06" },
2579 { 1.234321234321234e7L, "1.23432e+07" },
2580 { 1.234321234321234e8L, "1.23432e+08" },
2581 { 1.234321234321234e9L, "1.23432e+09" },
2582 { 1.234321234321234e10L, "1.23432e+10" },
2583 { 1.234321234321234e11L, "1.23432e+11" },
2584 { 1.234321234321234e12L, "1.23432e+12" },
2585 { 1.234321234321234e13L, "1.23432e+13" },
2586 { 1.234321234321234e14L, "1.23432e+14" },
2587 { 1.234321234321234e15L, "1.23432e+15" },
2588 { 1.234321234321234e16L, "1.23432e+16" },
2589 { 1.234321234321234e17L, "1.23432e+17" },
2590 { 1.234321234321234e18L, "1.23432e+18" },
2591 { 1.234321234321234e19L, "1.23432e+19" },
2592 { 1.234321234321234e20L, "1.23432e+20" },
2593 { 1.234321234321234e21L, "1.23432e+21" },
2594 { 1.234321234321234e22L, "1.23432e+22" },
2595 { 1.234321234321234e23L, "1.23432e+23" },
2596 { 1.234321234321234e24L, "1.23432e+24" },
2597 { 1.234321234321234e25L, "1.23432e+25" },
2598 { 1.234321234321234e26L, "1.23432e+26" },
2599 { 1.234321234321234e27L, "1.23432e+27" },
2600 { 1.234321234321234e28L, "1.23432e+28" },
2601 { 1.234321234321234e29L, "1.23432e+29" },
2602 { 1.234321234321234e30L, "1.23432e+30" },
2603 { 1.234321234321234e31L, "1.23432e+31" },
2604 { 1.234321234321234e32L, "1.23432e+32" },
2605 { 1.234321234321234e33L, "1.23432e+33" },
2606 { 1.234321234321234e34L, "1.23432e+34" },
2607 { 1.234321234321234e35L, "1.23432e+35" },
2608 { 1.234321234321234e36L, "1.23432e+36" }
2611 for (k = 0; k < SIZEOF (data); k++)
2615 my_asnprintf (NULL, &length, "%Lg", data[k].value);
2616 ASSERT (result != NULL);
2617 ASSERT (strcmp (result, data[k].string) == 0);
2618 ASSERT (length == strlen (result));
2623 { /* A negative number. */
2626 my_asnprintf (NULL, &length, "%Lg %d", -0.03125L, 33, 44, 55);
2627 ASSERT (result != NULL);
2628 ASSERT (strcmp (result, "-0.03125 33") == 0);
2629 ASSERT (length == strlen (result));
2633 { /* Positive zero. */
2636 my_asnprintf (NULL, &length, "%Lg %d", 0.0L, 33, 44, 55);
2637 ASSERT (result != NULL);
2638 ASSERT (strcmp (result, "0 33") == 0);
2639 ASSERT (length == strlen (result));
2643 { /* Negative zero. */
2646 my_asnprintf (NULL, &length, "%Lg %d", -0.0L, 33, 44, 55);
2647 ASSERT (result != NULL);
2648 if (have_minus_zero ())
2649 ASSERT (strcmp (result, "-0 33") == 0);
2650 ASSERT (length == strlen (result));
2654 { /* Positive infinity. */
2657 my_asnprintf (NULL, &length, "%Lg %d", 1.0L / 0.0L, 33, 44, 55);
2658 ASSERT (result != NULL);
2659 ASSERT (strcmp (result, "inf 33") == 0
2660 || strcmp (result, "infinity 33") == 0);
2661 ASSERT (length == strlen (result));
2665 { /* Negative infinity. */
2668 my_asnprintf (NULL, &length, "%Lg %d", -1.0L / 0.0L, 33, 44, 55);
2669 ASSERT (result != NULL);
2670 ASSERT (strcmp (result, "-inf 33") == 0
2671 || strcmp (result, "-infinity 33") == 0);
2672 ASSERT (length == strlen (result));
2677 static long double zero = 0.0L;
2680 my_asnprintf (NULL, &length, "%Lg %d", zero / zero, 33, 44, 55);
2681 ASSERT (result != NULL);
2682 ASSERT (strlen (result) >= 3 + 3
2683 && strisnan (result, 0, strlen (result) - 3, 0)
2684 && strcmp (result + strlen (result) - 3, " 33") == 0);
2685 ASSERT (length == strlen (result));
2692 my_asnprintf (NULL, &length, "%10Lg %d", 1.75L, 33, 44, 55);
2693 ASSERT (result != NULL);
2694 ASSERT (strcmp (result, " 1.75 33") == 0);
2695 ASSERT (length == strlen (result));
2702 my_asnprintf (NULL, &length, "%-10Lg %d", 1.75L, 33, 44, 55);
2703 ASSERT (result != NULL);
2704 ASSERT (strcmp (result, "1.75 33") == 0);
2705 ASSERT (length == strlen (result));
2709 { /* FLAG_SHOWSIGN. */
2712 my_asnprintf (NULL, &length, "%+Lg %d", 1.75L, 33, 44, 55);
2713 ASSERT (result != NULL);
2714 ASSERT (strcmp (result, "+1.75 33") == 0);
2715 ASSERT (length == strlen (result));
2722 my_asnprintf (NULL, &length, "% Lg %d", 1.75L, 33, 44, 55);
2723 ASSERT (result != NULL);
2724 ASSERT (strcmp (result, " 1.75 33") == 0);
2725 ASSERT (length == strlen (result));
2732 my_asnprintf (NULL, &length, "%#Lg %d", 1.75L, 33, 44, 55);
2733 ASSERT (result != NULL);
2734 ASSERT (strcmp (result, "1.75000 33") == 0);
2735 ASSERT (length == strlen (result));
2742 my_asnprintf (NULL, &length, "%#.Lg %d", 1.75L, 33, 44, 55);
2743 ASSERT (result != NULL);
2744 ASSERT (strcmp (result, "2. 33") == 0);
2745 ASSERT (length == strlen (result));
2752 my_asnprintf (NULL, &length, "%#.Lg %d", 9.75L, 33, 44, 55);
2753 ASSERT (result != NULL);
2754 ASSERT (strcmp (result, "1.e+01 33") == 0);
2755 ASSERT (length == strlen (result));
2759 { /* FLAG_ZERO with finite number. */
2762 my_asnprintf (NULL, &length, "%010Lg %d", 1234.0L, 33, 44, 55);
2763 ASSERT (result != NULL);
2764 ASSERT (strcmp (result, "0000001234 33") == 0);
2765 ASSERT (length == strlen (result));
2769 { /* FLAG_ZERO with infinite number. */
2772 my_asnprintf (NULL, &length, "%015Lg %d", -1.0L / 0.0L, 33, 44, 55);
2773 ASSERT (result != NULL);
2774 ASSERT (strcmp (result, " -inf 33") == 0
2775 || strcmp (result, " -infinity 33") == 0);
2776 ASSERT (length == strlen (result));
2780 { /* FLAG_ZERO with NaN. */
2781 static long double zero = 0.0L;
2784 my_asnprintf (NULL, &length, "%050Lg %d", zero / zero, 33, 44, 55);
2785 ASSERT (result != NULL);
2786 ASSERT (strlen (result) == 50 + 3
2787 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2788 && strcmp (result + strlen (result) - 3, " 33") == 0);
2789 ASSERT (length == strlen (result));
2796 my_asnprintf (NULL, &length, "%.Lg %d", 1234.0L, 33, 44, 55);
2797 ASSERT (result != NULL);
2798 ASSERT (strcmp (result, "1e+03 33") == 0);
2799 ASSERT (length == strlen (result));
2803 /* Test the support of the %n format directive. */
2809 my_asnprintf (NULL, &length, "%d %n", 123, &count, 33, 44, 55);
2810 ASSERT (result != NULL);
2811 ASSERT (strcmp (result, "123 ") == 0);
2812 ASSERT (length == strlen (result));
2813 ASSERT (count == 4);
2817 /* Test the support of the POSIX/XSI format strings with positions. */
2822 my_asnprintf (NULL, &length, "%2$d %1$d", 33, 55);
2823 ASSERT (result != NULL);
2824 ASSERT (strcmp (result, "55 33") == 0);
2825 ASSERT (length == strlen (result));
2829 /* Test the support of the grouping flag. */
2834 my_asnprintf (NULL, &length, "%'d %d", 1234567, 99);
2835 ASSERT (result != NULL);
2836 ASSERT (result[strlen (result) - 1] == '9');
2837 ASSERT (length == strlen (result));
2843 my_asnprintf (char *resultbuf, size_t *lengthp, const char *format, ...)
2848 va_start (args, format);
2849 ret = vasnprintf (resultbuf, lengthp, format, args);
2857 test_function (my_asnprintf);
2863 test_function (asnprintf);
2867 main (int argc, char *argv[])