huwcampbell.com
Reactos
1/*
2 * Conformance tests for *printf functions.
3 *
4 * Copyright 2002 Uwe Bonnes
5 * Copyright 2004 Aneurin Price
6 * Copyright 2005 Mike McCormack
7 * Copyright 2015 Martin Storsjo
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 */
23
24#include <stdio.h>
25#include <errno.h>
26#include <math.h>
27#include <inttypes.h>
28
29#include "windef.h"
30#include "winbase.h"
31#include "winnls.h"
32
33#include "wine/test.h"
34
35#define DEFINE_EXPECT(func) \
36 static BOOL expect_ ## func = FALSE, called_ ## func = FALSE
37
38#define SET_EXPECT(func) \
39 expect_ ## func = TRUE
40
41#define CHECK_EXPECT2(func) \
42 do { \
43 ok(expect_ ##func, "unexpected call " #func "\n"); \
44 called_ ## func = TRUE; \
45 }while(0)
46
47#define CHECK_EXPECT(func) \
48 do { \
49 CHECK_EXPECT2(func); \
50 expect_ ## func = FALSE; \
51 }while(0)
52
53#define CHECK_CALLED(func) \
54 do { \
55 ok(called_ ## func, "expected " #func "\n"); \
56 expect_ ## func = called_ ## func = FALSE; \
57 }while(0)
58
59DEFINE_EXPECT(invalid_parameter_handler);
60
61static inline float __port_ind(void)
62{
63 static const unsigned __ind_bytes = 0xffc00000;
64 return *(const float *)&__ind_bytes;
65}
66#define IND __port_ind()
67
68static void __cdecl test_invalid_parameter_handler(const wchar_t *expression,
69 const wchar_t *function, const wchar_t *file,
70 unsigned line, uintptr_t arg)
71{
72 CHECK_EXPECT(invalid_parameter_handler);
73 ok(expression == NULL, "expression is not NULL\n");
74 ok(function == NULL, "function is not NULL\n");
75 ok(file == NULL, "file is not NULL\n");
76 ok(line == 0, "line = %u\n", line);
77 ok(arg == 0, "arg = %Ix\n", arg);
78}
79
80static int WINAPIV vsprintf_wrapper(unsigned __int64 options, char *str,
81 size_t len, const char *format, ...)
82{
83 int ret;
84 va_list valist;
85 va_start(valist, format);
86 ret = __stdio_common_vsprintf(options, str, len, format, NULL, valist);
87 va_end(valist);
88 return ret;
89}
90
91static void test_snprintf (void)
92{
93 const char *tests[] = {"short", "justfit", "justfits", "muchlonger", "", "1"};
94 char buffer[8];
95 int bufsizes[] = { 0, 1, sizeof(buffer) };
96 unsigned int i, j;
97
98 for (j = 0; j < ARRAY_SIZE(bufsizes); j++) {
99 const int bufsiz = bufsizes[j];
100 /* Legacy _snprintf style termination */
101 for (i = 0; i < ARRAY_SIZE(tests); i++) {
102 const char *fmt = tests[i];
103 const int expect = strlen(fmt) > bufsiz ? -1 : strlen(fmt);
104 const int n = vsprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, buffer, bufsiz, fmt);
105 const int valid = n < 0 ? bufsiz : (n == bufsiz ? n : n+1);
106
107 ok (n == expect, "\"%s\": expected %d, returned %d\n",
108 fmt, expect, n);
109 ok (!memcmp (fmt, buffer, valid),
110 "\"%s\": rendered \"%.*s\"\n", fmt, valid, buffer);
111 }
112
113 /* C99 snprintf style termination */
114 for (i = 0; i < ARRAY_SIZE(tests); i++) {
115 const char *fmt = tests[i];
116 const int expect = strlen(fmt);
117 const int n = vsprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, buffer, bufsiz, fmt);
118 const int valid = n >= bufsiz ? (bufsiz > 0 ? bufsiz - 1 : 0) : n < 0 ? 0 : n;
119
120 ok (n == expect, "\"%s\": expected %d, returned %d\n",
121 fmt, expect, n);
122 ok (!memcmp (fmt, buffer, valid),
123 "\"%s\": rendered \"%.*s\" bufsiz %d\n", fmt, valid, buffer, bufsiz);
124 ok (bufsiz == 0 || buffer[valid] == '\0',
125 "\"%s\": Missing null termination (ret %d) - is %d (bufsiz %d)\n", fmt, n, buffer[valid], bufsiz);
126 }
127
128 /* swprintf style termination */
129 for (i = 0; i < ARRAY_SIZE(tests); i++) {
130 const char *fmt = tests[i];
131 const int expect = strlen(fmt) >= bufsiz ? bufsiz > 0 ? -2 : -1 : strlen(fmt);
132 const int n = vsprintf_wrapper (0, buffer, bufsiz, fmt);
133 const int valid = n < 0 ? bufsiz > 0 ? bufsiz - 1 : 0 : n;
134
135 ok (n == expect, "\"%s\": expected %d, returned %d\n",
136 fmt, expect, n);
137 ok (!memcmp (fmt, buffer, valid),
138 "\"%s\": rendered \"%.*s\" bufsiz %d\n", fmt, valid, buffer, bufsiz);
139 ok (bufsiz == 0 || buffer[valid] == '\0',
140 "\"%s\": Missing null termination (ret %d) - is %d\n", fmt, n, buffer[valid]);
141 }
142 }
143
144 ok (vsprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, NULL, 0, "abcd") == 4,
145 "Failure to snprintf to NULL\n");
146 ok (vsprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, NULL, 0, "abcd") == 4,
147 "Failure to snprintf to NULL\n");
148 ok (vsprintf_wrapper (0, NULL, 0, "abcd") == 4,
149 "Failure to snprintf to NULL\n");
150 ok (vsprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, buffer, 0, "abcd") == 4,
151 "Failure to snprintf to zero length buffer\n");
152 ok (vsprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, buffer, 0, "abcd") == -1,
153 "Failure to snprintf to zero length buffer\n");
154 ok (vsprintf_wrapper (0, buffer, 0, "abcd") == -1,
155 "Failure to snprintf to zero length buffer\n");
156 ok (vsprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, buffer, 0, "") == 0,
157 "Failure to snprintf a zero length string to a zero length buffer\n");
158 ok (vsprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, buffer, 0, "") == 0,
159 "Failure to snprintf a zero length string to a zero length buffer\n");
160 ok (vsprintf_wrapper (0, buffer, 0, "") == -1,
161 "Failure to snprintf a zero length string to a zero length buffer\n");
162}
163
164static int WINAPIV vswprintf_wrapper(unsigned __int64 options, wchar_t *str,
165 size_t len, const wchar_t *format, ...)
166{
167 int ret;
168 va_list valist;
169 va_start(valist, format);
170 ret = __stdio_common_vswprintf(options, str, len, format, NULL, valist);
171 va_end(valist);
172 return ret;
173}
174
175static void test_swprintf (void)
176{
177 const wchar_t str_short[] = {'s','h','o','r','t',0};
178 const wchar_t str_justfit[] = {'j','u','s','t','f','i','t',0};
179 const wchar_t str_justfits[] = {'j','u','s','t','f','i','t','s',0};
180 const wchar_t str_muchlonger[] = {'m','u','c','h','l','o','n','g','e','r',0};
181 const wchar_t str_empty[] = {0};
182 const wchar_t *tests[] = {str_short, str_justfit, str_justfits, str_muchlonger};
183
184 wchar_t buffer[8];
185 char narrow[8], narrow_fmt[16];
186 const int bufsiz = ARRAY_SIZE(buffer);
187 unsigned int i;
188
189 /* Legacy _snprintf style termination */
190 for (i = 0; i < ARRAY_SIZE(tests); i++) {
191 const wchar_t *fmt = tests[i];
192 const int expect = wcslen(fmt) > bufsiz ? -1 : wcslen(fmt);
193 const int n = vswprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, buffer, bufsiz, fmt);
194 const int valid = n < 0 ? bufsiz : (n == bufsiz ? n : n+1);
195
196 WideCharToMultiByte (CP_ACP, 0, buffer, -1, narrow, sizeof(narrow), NULL, NULL);
197 WideCharToMultiByte (CP_ACP, 0, fmt, -1, narrow_fmt, sizeof(narrow_fmt), NULL, NULL);
198 ok (n == expect, "\"%s\": expected %d, returned %d\n",
199 narrow_fmt, expect, n);
200 ok (!memcmp (fmt, buffer, valid * sizeof(wchar_t)),
201 "\"%s\": rendered \"%.*s\"\n", narrow_fmt, valid, narrow);
202 }
203
204 /* C99 snprintf style termination */
205 for (i = 0; i < ARRAY_SIZE(tests); i++) {
206 const wchar_t *fmt = tests[i];
207 const int expect = wcslen(fmt);
208 const int n = vswprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, buffer, bufsiz, fmt);
209 const int valid = n >= bufsiz ? bufsiz - 1 : n < 0 ? 0 : n;
210
211 WideCharToMultiByte (CP_ACP, 0, buffer, -1, narrow, sizeof(narrow), NULL, NULL);
212 WideCharToMultiByte (CP_ACP, 0, fmt, -1, narrow_fmt, sizeof(narrow_fmt), NULL, NULL);
213 ok (n == expect, "\"%s\": expected %d, returned %d\n",
214 narrow_fmt, expect, n);
215 ok (!memcmp (fmt, buffer, valid * sizeof(wchar_t)),
216 "\"%s\": rendered \"%.*s\"\n", narrow_fmt, valid, narrow);
217 ok (buffer[valid] == '\0',
218 "\"%s\": Missing null termination (ret %d) - is %d\n", narrow_fmt, n, buffer[valid]);
219 }
220
221 /* swprintf style termination */
222 for (i = 0; i < ARRAY_SIZE(tests); i++) {
223 const wchar_t *fmt = tests[i];
224 const int expect = wcslen(fmt) >= bufsiz ? -2 : wcslen(fmt);
225 const int n = vswprintf_wrapper (0, buffer, bufsiz, fmt);
226 const int valid = n < 0 ? bufsiz - 1 : n;
227
228 WideCharToMultiByte (CP_ACP, 0, buffer, -1, narrow, sizeof(narrow), NULL, NULL);
229 WideCharToMultiByte (CP_ACP, 0, fmt, -1, narrow_fmt, sizeof(narrow_fmt), NULL, NULL);
230 ok (n == expect, "\"%s\": expected %d, returned %d\n",
231 narrow_fmt, expect, n);
232 ok (!memcmp (fmt, buffer, valid * sizeof(wchar_t)),
233 "\"%s\": rendered \"%.*s\"\n", narrow_fmt, valid, narrow);
234 ok (buffer[valid] == '\0',
235 "\"%s\": Missing null termination (ret %d) - is %d\n", narrow_fmt, n, buffer[valid]);
236 }
237
238 ok (vswprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, NULL, 0, str_short) == 5,
239 "Failure to swprintf to NULL\n");
240 ok (vswprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, NULL, 0, str_short) == 5,
241 "Failure to swprintf to NULL\n");
242 ok (vswprintf_wrapper (0, NULL, 0, str_short) == 5,
243 "Failure to swprintf to NULL\n");
244 ok (vswprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, buffer, 0, str_short) == 5,
245 "Failure to swprintf to a zero length buffer\n");
246 ok (vswprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, buffer, 0, str_short) == -1,
247 "Failure to swprintf to a zero length buffer\n");
248 ok (vswprintf_wrapper (0, buffer, 0, str_short) == -1,
249 "Failure to swprintf to a zero length buffer\n");
250 ok (vswprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, buffer, 0, str_empty) == 0,
251 "Failure to swprintf a zero length string to a zero length buffer\n");
252 ok (vswprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, buffer, 0, str_empty) == 0,
253 "Failure to swprintf a zero length string to a zero length buffer\n");
254 ok (vswprintf_wrapper (0, buffer, 0, str_empty) == -1,
255 "Failure to swprintf a zero length string to a zero length buffer\n");
256}
257
258static int WINAPIV vfprintf_wrapper(FILE *file,
259 const char *format, ...)
260{
261 int ret;
262 va_list valist;
263 va_start(valist, format);
264 ret = __stdio_common_vfprintf(0, file, format, NULL, valist);
265 va_end(valist);
266 return ret;
267}
268
269static void test_fprintf(void)
270{
271 static const char file_name[] = "fprintf.tst";
272
273 FILE *fp = fopen(file_name, "wb");
274 char buf[1024];
275 int ret;
276
277 ret = vfprintf_wrapper(fp, "simple test\n");
278 ok(ret == 12, "ret = %d\n", ret);
279 ret = ftell(fp);
280 ok(ret == 12, "ftell returned %d\n", ret);
281
282 ret = vfprintf_wrapper(fp, "contains%cnull\n", '\0');
283 ok(ret == 14, "ret = %d\n", ret);
284 ret = ftell(fp);
285 ok(ret == 26, "ftell returned %d\n", ret);
286
287 fclose(fp);
288
289 fp = fopen(file_name, "rb");
290 fgets(buf, sizeof(buf), fp);
291 ret = ftell(fp);
292 ok(ret == 12, "ftell returned %d\n", ret);
293 ok(!strcmp(buf, "simple test\n"), "buf = %s\n", buf);
294
295 fgets(buf, sizeof(buf), fp);
296 ret = ftell(fp);
297 ok(ret == 26, "ret = %d\n", ret);
298 ok(!memcmp(buf, "contains\0null\n", 14), "buf = %s\n", buf);
299
300 fclose(fp);
301
302 fp = fopen(file_name, "wt");
303
304 ret = vfprintf_wrapper(fp, "simple test\n");
305 ok(ret == 12, "ret = %d\n", ret);
306 ret = ftell(fp);
307 ok(ret == 13, "ftell returned %d\n", ret);
308
309 ret = vfprintf_wrapper(fp, "contains%cnull\n", '\0');
310 ok(ret == 14, "ret = %d\n", ret);
311 ret = ftell(fp);
312 ok(ret == 28, "ftell returned %d\n", ret);
313
314 fclose(fp);
315
316 fp = fopen(file_name, "rb");
317 fgets(buf, sizeof(buf), fp);
318 ret = ftell(fp);
319 ok(ret == 13, "ftell returned %d\n", ret);
320 ok(!strcmp(buf, "simple test\r\n"), "buf = %s\n", buf);
321
322 fgets(buf, sizeof(buf), fp);
323 ret = ftell(fp);
324 ok(ret == 28, "ret = %d\n", ret);
325 ok(!memcmp(buf, "contains\0null\r\n", 15), "buf = %s\n", buf);
326
327 fclose(fp);
328 unlink(file_name);
329}
330
331static int WINAPIV vfwprintf_wrapper(FILE *file,
332 const wchar_t *format, ...)
333{
334 int ret;
335 va_list valist;
336 va_start(valist, format);
337 ret = __stdio_common_vfwprintf(0, file, format, NULL, valist);
338 va_end(valist);
339 return ret;
340}
341
342static void test_fwprintf(void)
343{
344 static const char file_name[] = "fprintf.tst";
345 static const WCHAR simple[] = {'s','i','m','p','l','e',' ','t','e','s','t','\n',0};
346 static const WCHAR cont_fmt[] = {'c','o','n','t','a','i','n','s','%','c','n','u','l','l','\n',0};
347 static const WCHAR cont[] = {'c','o','n','t','a','i','n','s','\0','n','u','l','l','\n',0};
348
349 FILE *fp = fopen(file_name, "wb");
350 wchar_t bufw[1024];
351 char bufa[1024];
352 int ret;
353
354 ret = vfwprintf_wrapper(fp, simple);
355 ok(ret == 12, "ret = %d\n", ret);
356 ret = ftell(fp);
357 ok(ret == 24, "ftell returned %d\n", ret);
358
359 ret = vfwprintf_wrapper(fp, cont_fmt, '\0');
360 ok(ret == 14, "ret = %d\n", ret);
361 ret = ftell(fp);
362 ok(ret == 52, "ftell returned %d\n", ret);
363
364 fclose(fp);
365
366 fp = fopen(file_name, "rb");
367 fgetws(bufw, ARRAY_SIZE(bufw), fp);
368 ret = ftell(fp);
369 ok(ret == 24, "ftell returned %d\n", ret);
370 ok(!wcscmp(bufw, simple), "buf = %s\n", wine_dbgstr_w(bufw));
371
372 fgetws(bufw, ARRAY_SIZE(bufw), fp);
373 ret = ftell(fp);
374 ok(ret == 52, "ret = %d\n", ret);
375 ok(!memcmp(bufw, cont, 28), "buf = %s\n", wine_dbgstr_w(bufw));
376
377 fclose(fp);
378
379 fp = fopen(file_name, "wt");
380
381 ret = vfwprintf_wrapper(fp, simple);
382 ok(ret == 12, "ret = %d\n", ret);
383 ret = ftell(fp);
384 ok(ret == 13, "ftell returned %d\n", ret);
385
386 ret = vfwprintf_wrapper(fp, cont_fmt, '\0');
387 ok(ret == 14, "ret = %d\n", ret);
388 ret = ftell(fp);
389 ok(ret == 28, "ftell returned %d\n", ret);
390
391 fclose(fp);
392
393 fp = fopen(file_name, "rb");
394 fgets(bufa, sizeof(bufa), fp);
395 ret = ftell(fp);
396 ok(ret == 13, "ftell returned %d\n", ret);
397 ok(!strcmp(bufa, "simple test\r\n"), "buf = %s\n", bufa);
398
399 fgets(bufa, sizeof(bufa), fp);
400 ret = ftell(fp);
401 ok(ret == 28, "ret = %d\n", ret);
402 ok(!memcmp(bufa, "contains\0null\r\n", 15), "buf = %s\n", bufa);
403
404 fclose(fp);
405 unlink(file_name);
406
407 /* NULL format */
408 errno = 0xdeadbeef;
409 SET_EXPECT(invalid_parameter_handler);
410 ret = vfwprintf_wrapper(fp, NULL);
411 ok(errno == EINVAL, "expected errno EINVAL, got %d\n", errno);
412 ok(ret == -1, "expected ret -1, got %d\n", ret);
413 CHECK_CALLED(invalid_parameter_handler);
414
415 /* NULL file */
416 errno = 0xdeadbeef;
417 SET_EXPECT(invalid_parameter_handler);
418 ret = vfwprintf_wrapper(NULL, simple);
419 ok(errno == EINVAL, "expected errno EINVAL, got %d\n", errno);
420 ok(ret == -1, "expected ret -1, got %d\n", ret);
421 CHECK_CALLED(invalid_parameter_handler);
422
423 /* format using % with NULL arglist*/
424 /* crashes on Windows */
425 /* ret = __stdio_common_vfwprintf(0, fp, cont_fmt, NULL, NULL); */
426}
427
428static int WINAPIV _vsnprintf_s_wrapper(char *str, size_t sizeOfBuffer,
429 size_t count, const char *format, ...)
430{
431 int ret;
432 va_list valist;
433 va_start(valist, format);
434 ret = __stdio_common_vsnprintf_s(0, str, sizeOfBuffer, count, format, NULL, valist);
435 va_end(valist);
436 return ret;
437}
438
439static void test_vsnprintf_s(void)
440{
441 const char format[] = "AB%uC";
442 const char out7[] = "AB123C";
443 const char out6[] = "AB123";
444 const char out2[] = "A";
445 const char out1[] = "";
446 char buffer[14] = { 0 };
447 int exp, got;
448
449 /* Enough room. */
450 exp = strlen(out7);
451
452 got = _vsnprintf_s_wrapper(buffer, 14, _TRUNCATE, format, 123);
453 ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
454 ok( !strcmp(out7, buffer), "buffer wrong, got=%s\n", buffer);
455
456 got = _vsnprintf_s_wrapper(buffer, 12, _TRUNCATE, format, 123);
457 ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
458 ok( !strcmp(out7, buffer), "buffer wrong, got=%s\n", buffer);
459
460 got = _vsnprintf_s_wrapper(buffer, 7, _TRUNCATE, format, 123);
461 ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
462 ok( !strcmp(out7, buffer), "buffer wrong, got=%s\n", buffer);
463
464 /* Not enough room. */
465 exp = -1;
466
467 got = _vsnprintf_s_wrapper(buffer, 6, _TRUNCATE, format, 123);
468 ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
469 ok( !strcmp(out6, buffer), "buffer wrong, got=%s\n", buffer);
470
471 got = _vsnprintf_s_wrapper(buffer, 2, _TRUNCATE, format, 123);
472 ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
473 ok( !strcmp(out2, buffer), "buffer wrong, got=%s\n", buffer);
474
475 got = _vsnprintf_s_wrapper(buffer, 1, _TRUNCATE, format, 123);
476 ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
477 ok( !strcmp(out1, buffer), "buffer wrong, got=%s\n", buffer);
478}
479
480static int WINAPIV _vsnwprintf_s_wrapper(WCHAR *str, size_t sizeOfBuffer,
481 size_t count, const WCHAR *format, ...)
482{
483 int ret;
484 va_list valist;
485 va_start(valist, format);
486 ret = __stdio_common_vsnwprintf_s(0, str, sizeOfBuffer, count, format, NULL, valist);
487 va_end(valist);
488 return ret;
489}
490
491static void test_vsnwprintf_s(void)
492{
493 const WCHAR format[] = {'A','B','%','u','C',0};
494 const WCHAR out7[] = {'A','B','1','2','3','C',0};
495 const WCHAR out6[] = {'A','B','1','2','3',0};
496 const WCHAR out2[] = {'A',0};
497 const WCHAR out1[] = {0};
498 WCHAR buffer[14] = { 0 };
499 int exp, got;
500
501 /* Enough room. */
502 exp = lstrlenW(out7);
503
504 got = _vsnwprintf_s_wrapper(buffer, 14, _TRUNCATE, format, 123);
505 ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
506 ok( !lstrcmpW(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
507
508 got = _vsnwprintf_s_wrapper(buffer, 12, _TRUNCATE, format, 123);
509 ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
510 ok( !lstrcmpW(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
511
512 got = _vsnwprintf_s_wrapper(buffer, 7, _TRUNCATE, format, 123);
513 ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
514 ok( !lstrcmpW(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
515
516 /* Not enough room. */
517 exp = -1;
518
519 got = _vsnwprintf_s_wrapper(buffer, 6, _TRUNCATE, format, 123);
520 ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
521 ok( !lstrcmpW(out6, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
522
523 got = _vsnwprintf_s_wrapper(buffer, 2, _TRUNCATE, format, 123);
524 ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
525 ok( !lstrcmpW(out2, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
526
527 got = _vsnwprintf_s_wrapper(buffer, 1, _TRUNCATE, format, 123);
528 ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
529 ok( !lstrcmpW(out1, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
530}
531
532static void test_printf_legacy_wide(void)
533{
534 const wchar_t wide[] = {'A','B','C','D',0};
535 const char narrow[] = "abcd";
536 const char out[] = "abcd ABCD";
537 /* The legacy wide flag doesn't affect narrow printfs, so the same
538 * format should behave the same both with and without the flag. */
539 const char narrow_fmt[] = "%s %ls";
540 /* The standard behaviour is to use the same format as for the narrow
541 * case, while the legacy case has got a different meaning for %s. */
542 const wchar_t std_wide_fmt[] = {'%','s',' ','%','l','s',0};
543 const wchar_t legacy_wide_fmt[] = {'%','h','s',' ','%','s',0};
544 char buffer[20];
545 wchar_t wbuffer[20];
546
547 vsprintf_wrapper(0, buffer, sizeof(buffer), narrow_fmt, narrow, wide);
548 ok(!strcmp(buffer, out), "buffer wrong, got=%s\n", buffer);
549 vsprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_WIDE_SPECIFIERS, buffer, sizeof(buffer), narrow_fmt, narrow, wide);
550 ok(!strcmp(buffer, out), "buffer wrong, got=%s\n", buffer);
551
552 vswprintf_wrapper(0, wbuffer, sizeof(wbuffer), std_wide_fmt, narrow, wide);
553 WideCharToMultiByte(CP_ACP, 0, wbuffer, -1, buffer, sizeof(buffer), NULL, NULL);
554 ok(!strcmp(buffer, out), "buffer wrong, got=%s\n", buffer);
555 vswprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_WIDE_SPECIFIERS, wbuffer, sizeof(wbuffer), legacy_wide_fmt, narrow, wide);
556 WideCharToMultiByte(CP_ACP, 0, wbuffer, -1, buffer, sizeof(buffer), NULL, NULL);
557 ok(!strcmp(buffer, out), "buffer wrong, got=%s\n", buffer);
558}
559
560static void test_printf_legacy_msvcrt(void)
561{
562 char buf[50];
563
564 /* In standard mode, %F is a float format conversion, while it is a
565 * length modifier in legacy msvcrt mode. In legacy mode, N is also
566 * a length modifier. */
567 vsprintf_wrapper(0, buf, sizeof(buf), "%F", 1.23);
568 ok(!strcmp(buf, "1.230000"), "buf = %s\n", buf);
569 vsprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY, buf, sizeof(buf), "%Fd %Nd", 123, 456);
570 ok(!strcmp(buf, "123 456"), "buf = %s\n", buf);
571
572 vsprintf_wrapper(0, buf, sizeof(buf), "%f %F %f %e %E %g %G", INFINITY, INFINITY, -INFINITY, INFINITY, INFINITY, INFINITY, INFINITY);
573 ok(!strcmp(buf, "inf INF -inf inf INF inf INF"), "buf = %s\n", buf);
574 vsprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY, buf, sizeof(buf), "%f", INFINITY);
575 ok(!strcmp(buf, "1.#INF00"), "buf = %s\n", buf);
576 vsprintf_wrapper(0, buf, sizeof(buf), "%f %F", NAN, NAN);
577 ok(!strcmp(buf, "nan NAN"), "buf = %s\n", buf);
578 vsprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY, buf, sizeof(buf), "%f", NAN);
579 ok(!strcmp(buf, "1.#QNAN0"), "buf = %s\n", buf);
580 vsprintf_wrapper(0, buf, sizeof(buf), "%f %F", IND, IND);
581 ok(!strcmp(buf, "-nan(ind) -NAN(IND)"), "buf = %s\n", buf);
582 vsprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY, buf, sizeof(buf), "%f", IND);
583 ok(!strcmp(buf, "-1.#IND00"), "buf = %s\n", buf);
584}
585
586static void test_printf_legacy_three_digit_exp(void)
587{
588 char buf[20];
589
590 vsprintf_wrapper(0, buf, sizeof(buf), "%E", 1.23);
591 ok(!strcmp(buf, "1.230000E+00"), "buf = %s\n", buf);
592 vsprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_THREE_DIGIT_EXPONENTS, buf, sizeof(buf), "%E", 1.23);
593 ok(!strcmp(buf, "1.230000E+000"), "buf = %s\n", buf);
594 vsprintf_wrapper(0, buf, sizeof(buf), "%E", 1.23e+123);
595 ok(!strcmp(buf, "1.230000E+123"), "buf = %s\n", buf);
596}
597
598static void test_printf_c99(void)
599{
600 char buf[30];
601 int i;
602
603 /* The msvcrt compatibility flag doesn't affect whether 'z' is interpreted
604 * as size_t size for integers. */
605 for (i = 0; i < 2; i++) {
606 unsigned __int64 options = (i == 0) ? 0 :
607 _CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY;
608
609 /* z modifier accepts size_t argument */
610 vsprintf_wrapper(options, buf, sizeof(buf), "%zx %d", SIZE_MAX, 1);
611 if (sizeof(size_t) == 8)
612 ok(!strcmp(buf, "ffffffffffffffff 1"), "buf = %s\n", buf);
613 else
614 ok(!strcmp(buf, "ffffffff 1"), "buf = %s\n", buf);
615
616 /* j modifier with signed format accepts intmax_t argument */
617 vsprintf_wrapper(options, buf, sizeof(buf), "%jd %d", INTMAX_MIN, 1);
618 ok(!strcmp(buf, "-9223372036854775808 1"), "buf = %s\n", buf);
619
620 /* j modifier with unsigned format accepts uintmax_t argument */
621 vsprintf_wrapper(options, buf, sizeof(buf), "%ju %d", UINTMAX_MAX, 1);
622 ok(!strcmp(buf, "18446744073709551615 1"), "buf = %s\n", buf);
623
624 /* t modifier accepts ptrdiff_t argument */
625 vsprintf_wrapper(options, buf, sizeof(buf), "%td %d", PTRDIFF_MIN, 1);
626 if (sizeof(ptrdiff_t) == 8)
627 ok(!strcmp(buf, "-9223372036854775808 1"), "buf = %s\n", buf);
628 else
629 ok(!strcmp(buf, "-2147483648 1"), "buf = %s\n", buf);
630 }
631}
632
633static void test_printf_natural_string(void)
634{
635 const wchar_t wide[] = {'A','B','C','D',0};
636 const char narrow[] = "abcd";
637 const char narrow_fmt[] = "%s %Ts";
638 const char narrow_out[] = "abcd abcd";
639 const wchar_t wide_fmt[] = {'%','s',' ','%','T','s',0};
640 const wchar_t wide_out[] = {'a','b','c','d',' ','A','B','C','D',0};
641 char buffer[20];
642 wchar_t wbuffer[20];
643
644 vsprintf_wrapper(0, buffer, sizeof(buffer), narrow_fmt, narrow, narrow);
645 ok(!strcmp(buffer, narrow_out), "buffer wrong, got=%s\n", buffer);
646
647 vswprintf_wrapper(0, wbuffer, sizeof(wbuffer), wide_fmt, narrow, wide);
648 ok(!lstrcmpW(wbuffer, wide_out), "buffer wrong, got=%s\n", wine_dbgstr_w(wbuffer));
649}
650
651static void test_printf_fp(void)
652{
653 static const int flags[] = {
654 0,
655 _CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY,
656 _CRT_INTERNAL_PRINTF_LEGACY_THREE_DIGIT_EXPONENTS,
657 _CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY
658 | _CRT_INTERNAL_PRINTF_LEGACY_THREE_DIGIT_EXPONENTS,
659 _CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY
660 | _CRT_INTERNAL_PRINTF_LEGACY_THREE_DIGIT_EXPONENTS
661 | _CRT_INTERNAL_PRINTF_STANDARD_ROUNDING
662 };
663 const struct {
664 const char *fmt;
665 double d;
666 const char *res[ARRAY_SIZE(flags)];
667 const char *broken[ARRAY_SIZE(flags)];
668 } tests[] = {
669 { "%a", NAN, { "nan", "0x1.#QNAN00000000p+0", "nan", "0x1.#QNAN00000000p+0" }},
670 { "%A", NAN, { "NAN", "0X1.#QNAN00000000P+0", "NAN", "0X1.#QNAN00000000P+0" }},
671 { "%e", NAN, { "nan", "1.#QNAN0e+00", "nan", "1.#QNAN0e+000" }},
672 { "%E", NAN, { "NAN", "1.#QNAN0E+00", "NAN", "1.#QNAN0E+000" }},
673 { "%g", NAN, { "nan", "1.#QNAN", "nan", "1.#QNAN" }},
674 { "%G", NAN, { "NAN", "1.#QNAN", "NAN", "1.#QNAN" }},
675 { "%21a", NAN, { " nan", " 0x1.#QNAN00000000p+0", " nan", " 0x1.#QNAN00000000p+0" }},
676 { "%20e", NAN, { " nan", " 1.#QNAN0e+00", " nan", " 1.#QNAN0e+000" }},
677 { "%20g", NAN, { " nan", " 1.#QNAN", " nan", " 1.#QNAN" }},
678 { "%.21a", NAN, { "nan", "0x1.#QNAN0000000000000000p+0", "nan", "0x1.#QNAN0000000000000000p+0" }},
679 { "%.20e", NAN, { "nan", "1.#QNAN000000000000000e+00", "nan", "1.#QNAN000000000000000e+000" }},
680 { "%.20g", NAN, { "nan", "1.#QNAN", "nan", "1.#QNAN" }},
681 { "%.021a", NAN, { "nan", "0x1.#QNAN0000000000000000p+0", "nan", "0x1.#QNAN0000000000000000p+0" }},
682 { "%.020e", NAN, { "nan", "1.#QNAN000000000000000e+00", "nan", "1.#QNAN000000000000000e+000" }},
683 { "%.020g", NAN, { "nan", "1.#QNAN", "nan", "1.#QNAN" }},
684 { "%#.21a", NAN, { "nan", "0x1.#QNAN0000000000000000p+0", "nan", "0x1.#QNAN0000000000000000p+0" }},
685 { "%#.20e", NAN, { "nan", "1.#QNAN000000000000000e+00", "nan", "1.#QNAN000000000000000e+000" }},
686 { "%#.20g", NAN, { "nan", "1.#QNAN00000000000000", "nan", "1.#QNAN00000000000000" }},
687 { "%.1g", NAN, { "nan", "1", "nan", "1" }},
688 { "%.2g", NAN, { "nan", "1.$", "nan", "1.$" }},
689 { "%.3g", NAN, { "nan", "1.#R", "nan", "1.#R" }},
690
691 { "%a", IND, { "-nan(ind)", "-0x1.#IND000000000p+0", "-nan(ind)", "-0x1.#IND000000000p+0" }},
692 { "%e", IND, { "-nan(ind)", "-1.#IND00e+00", "-nan(ind)", "-1.#IND00e+000" }},
693 { "%g", IND, { "-nan(ind)", "-1.#IND", "-nan(ind)", "-1.#IND" }},
694 { "%21a", IND, { " -nan(ind)", "-0x1.#IND000000000p+0", " -nan(ind)", "-0x1.#IND000000000p+0" }},
695 { "%20e", IND, { " -nan(ind)", " -1.#IND00e+00", " -nan(ind)", " -1.#IND00e+000" }},
696 { "%20g", IND, { " -nan(ind)", " -1.#IND", " -nan(ind)", " -1.#IND" }},
697 { "%.21a", IND, { "-nan(ind)", "-0x1.#IND00000000000000000p+0", "-nan(ind)", "-0x1.#IND00000000000000000p+0" }},
698 { "%.20e", IND, { "-nan(ind)", "-1.#IND0000000000000000e+00", "-nan(ind)", "-1.#IND0000000000000000e+000" }},
699 { "%.20g", IND, { "-nan(ind)", "-1.#IND", "-nan(ind)", "-1.#IND" }},
700 { "%.021a", IND, { "-nan(ind)", "-0x1.#IND00000000000000000p+0", "-nan(ind)", "-0x1.#IND00000000000000000p+0" }},
701 { "%.020e", IND, { "-nan(ind)", "-1.#IND0000000000000000e+00", "-nan(ind)", "-1.#IND0000000000000000e+000" }},
702 { "%.020g", IND, { "-nan(ind)", "-1.#IND", "-nan(ind)", "-1.#IND" }},
703 { "%#.21a", IND, { "-nan(ind)", "-0x1.#IND00000000000000000p+0", "-nan(ind)", "-0x1.#IND00000000000000000p+0" }},
704 { "%#.20e", IND, { "-nan(ind)", "-1.#IND0000000000000000e+00", "-nan(ind)", "-1.#IND0000000000000000e+000" }},
705 { "%#.20g", IND, { "-nan(ind)", "-1.#IND000000000000000", "-nan(ind)", "-1.#IND000000000000000" }},
706
707 { "%a", INFINITY, { "inf", "0x1.#INF000000000p+0", "inf", "0x1.#INF000000000p+0" }},
708 { "%e", INFINITY, { "inf", "1.#INF00e+00", "inf", "1.#INF00e+000" }},
709 { "%g", INFINITY, { "inf", "1.#INF", "inf", "1.#INF" }},
710 { "%21a", INFINITY, { " inf", " 0x1.#INF000000000p+0", " inf", " 0x1.#INF000000000p+0" }},
711 { "%20e", INFINITY, { " inf", " 1.#INF00e+00", " inf", " 1.#INF00e+000" }},
712 { "%20g", INFINITY, { " inf", " 1.#INF", " inf", " 1.#INF" }},
713 { "%.21a", INFINITY, { "inf", "0x1.#INF00000000000000000p+0", "inf", "0x1.#INF00000000000000000p+0" }},
714 { "%.20e", INFINITY, { "inf", "1.#INF0000000000000000e+00", "inf", "1.#INF0000000000000000e+000" }},
715 { "%.20g", INFINITY, { "inf", "1.#INF", "inf", "1.#INF" }},
716 { "%.021a", INFINITY, { "inf", "0x1.#INF00000000000000000p+0", "inf", "0x1.#INF00000000000000000p+0" }},
717 { "%.020e", INFINITY, { "inf", "1.#INF0000000000000000e+00", "inf", "1.#INF0000000000000000e+000" }},
718 { "%.020g", INFINITY, { "inf", "1.#INF", "inf", "1.#INF" }},
719 { "%#.21a", INFINITY, { "inf", "0x1.#INF00000000000000000p+0", "inf", "0x1.#INF00000000000000000p+0" }},
720 { "%#.20e", INFINITY, { "inf", "1.#INF0000000000000000e+00", "inf", "1.#INF0000000000000000e+000" }},
721 { "%#.20g", INFINITY, { "inf", "1.#INF000000000000000", "inf", "1.#INF000000000000000" }},
722
723 { "%a", -INFINITY, { "-inf", "-0x1.#INF000000000p+0", "-inf", "-0x1.#INF000000000p+0" }},
724 { "%e", -INFINITY, { "-inf", "-1.#INF00e+00", "-inf", "-1.#INF00e+000" }},
725 { "%g", -INFINITY, { "-inf", "-1.#INF", "-inf", "-1.#INF" }},
726 { "%21a", -INFINITY, { " -inf", "-0x1.#INF000000000p+0", " -inf", "-0x1.#INF000000000p+0" }},
727 { "%20e", -INFINITY, { " -inf", " -1.#INF00e+00", " -inf", " -1.#INF00e+000" }},
728 { "%20g", -INFINITY, { " -inf", " -1.#INF", " -inf", " -1.#INF" }},
729 { "%.21a", -INFINITY, { "-inf", "-0x1.#INF00000000000000000p+0", "-inf", "-0x1.#INF00000000000000000p+0" }},
730 { "%.20e", -INFINITY, { "-inf", "-1.#INF0000000000000000e+00", "-inf", "-1.#INF0000000000000000e+000" }},
731 { "%.20g", -INFINITY, { "-inf", "-1.#INF", "-inf", "-1.#INF" }},
732 { "%.021a", -INFINITY, { "-inf", "-0x1.#INF00000000000000000p+0", "-inf", "-0x1.#INF00000000000000000p+0" }},
733 { "%.020e", -INFINITY, { "-inf", "-1.#INF0000000000000000e+00", "-inf", "-1.#INF0000000000000000e+000" }},
734 { "%.020g", -INFINITY, { "-inf", "-1.#INF", "-inf", "-1.#INF" }},
735 { "%#.21a", -INFINITY, { "-inf", "-0x1.#INF00000000000000000p+0", "-inf", "-0x1.#INF00000000000000000p+0" }},
736 { "%#.20e", -INFINITY, { "-inf", "-1.#INF0000000000000000e+00", "-inf", "-1.#INF0000000000000000e+000" }},
737 { "%#.20g", -INFINITY, { "-inf", "-1.#INF000000000000000", "-inf", "-1.#INF000000000000000" }},
738
739 { "%a", 0, { "0x0.0000000000000p+0" }},
740 { "%A", 0, { "0X0.0000000000000P+0" }},
741 { "%a", 0.5, { "0x1.0000000000000p-1" }},
742 { "%a", 1, { "0x1.0000000000000p+0" }},
743 { "%a", 20, { "0x1.4000000000000p+4" }},
744 { "%a", -1, { "-0x1.0000000000000p+0" }},
745 { "%a", 0.1, { "0x1.999999999999ap-4" }},
746 { "%24a", 0.1, { " 0x1.999999999999ap-4" }},
747 { "%024a", 0.1, { "0x00001.999999999999ap-4" }},
748 { "%.2a", 0.1, { "0x1.9ap-4" }},
749 { "%.20a", 0.1, { "0x1.999999999999a0000000p-4" }},
750 { "%.a", 0.1e-20, { "0x1p-70" }},
751 { "%a", 0.1e-20, { "0x1.2e3b40a0e9b4fp-70" }},
752 { "%a", 4.9406564584124654e-324, { "0x0.0000000000001p-1022" }},
753 { "%.0a", -1.5, { "-0x2p+0" }, { "-0x1p+0" }},
754 { "%.0a", -0.5, { "-0x1p-1" }},
755 { "%.0a", 0.5, { "0x1p-1" }},
756 { "%.0a", 1.5, { "0x2p+0" }, { "0x1p+0" }},
757 { "%.0a", 1.99, { "0x2p+0" }},
758 { "%.0a", 2, { "0x1p+1" }},
759 { "%.0a", 9.5, { "0x1p+3" }},
760 { "%.0a", 10.5, { "0x1p+3" }},
761 { "%#.0a", -1.5, { "-0x2.p+0" }, { "-0x1.p+0" }},
762 { "%#.0a", -0.5, { "-0x1.p-1" }},
763 { "%#.0a", 0.5, { "0x1.p-1" }},
764 { "%#.0a", 1.5, { "0x2.p+0" }, { "0x1.p+0" }},
765 { "%#.1a", 1.03125, { "0x1.1p+0", NULL, NULL, NULL, "0x1.0p+0" }, { "0x1.0p+0" }},
766 { "%#.1a", 1.09375, { "0x1.2p+0" }, { "0x1.1p+0" }},
767 { "%#.1a", 1.15625, { "0x1.3p+0", NULL, NULL, NULL, "0x1.2p+0" }, { "0x1.2p+0" }},
768
769 { "%f", 0, { "0.000000" }},
770 { "%e", 0, { "0.000000e+00", NULL, "0.000000e+000" }},
771 { "%g", 0, { "0" }},
772 { "%21f", 0, { " 0.000000" }},
773 { "%20e", 0, { " 0.000000e+00", NULL, " 0.000000e+000" }},
774 { "%20g", 0, { " 0" }},
775 { "%.21f", 0, { "0.000000000000000000000" }},
776 { "%.20e", 0, { "0.00000000000000000000e+00", NULL, "0.00000000000000000000e+000" }},
777 { "%.20g", 0, { "0" }},
778 { "%.021f", 0, { "0.000000000000000000000" }},
779 { "%.020e", 0, { "0.00000000000000000000e+00", NULL, "0.00000000000000000000e+000" }},
780 { "%.020g", 0, { "0" }},
781 { "%#.21f", 0, { "0.000000000000000000000" }},
782 { "%#.20e", 0, { "0.00000000000000000000e+00", NULL, "0.00000000000000000000e+000" }},
783 { "%#.20g", 0, { "0.0000000000000000000" }, { "0.00000000000000000000" }},
784
785 { "%f", 123, { "123.000000" }},
786 { "%e", 123, { "1.230000e+02", NULL, "1.230000e+002" }},
787 { "%g", 123, { "123" }},
788 { "%21f", 123, { " 123.000000" }},
789 { "%20e", 123, { " 1.230000e+02", NULL, " 1.230000e+002" }},
790 { "%20g", 123, { " 123" }},
791 { "%.21f", 123, { "123.000000000000000000000" }},
792 { "%.20e", 123, { "1.23000000000000000000e+02", NULL, "1.23000000000000000000e+002" }},
793 { "%.20g", 123, { "123" }},
794 { "%.021f", 123, { "123.000000000000000000000" }},
795 { "%.020e", 123, { "1.23000000000000000000e+02", NULL, "1.23000000000000000000e+002" }},
796 { "%.020g", 123, { "123" }},
797 { "%#.21f", 123, { "123.000000000000000000000" }},
798 { "%#.20e", 123, { "1.23000000000000000000e+02", NULL, "1.23000000000000000000e+002" }},
799 { "%#.20g", 123, { "123.00000000000000000" }},
800
801 { "%f", -765, { "-765.000000" }},
802 { "%e", -765, { "-7.650000e+02", NULL, "-7.650000e+002" }},
803 { "%g", -765, { "-765" }},
804 { "%21f", -765, { " -765.000000" }},
805 { "%20e", -765, { " -7.650000e+02", NULL, " -7.650000e+002" }},
806 { "%20g", -765, { " -765" }},
807 { "%.21f", -765, { "-765.000000000000000000000" }},
808 { "%.20e", -765, { "-7.65000000000000000000e+02", NULL, "-7.65000000000000000000e+002" }},
809 { "%.20g", -765, { "-765" }},
810 { "%.021f", -765, { "-765.000000000000000000000" }},
811 { "%.020e", -765, { "-7.65000000000000000000e+02", NULL, "-7.65000000000000000000e+002" }},
812 { "%.020g", -765, { "-765" }},
813 { "%#.21f", -765, { "-765.000000000000000000000" }},
814 { "%#.20e", -765, { "-7.65000000000000000000e+02", NULL, "-7.65000000000000000000e+002" }},
815 { "%#.20g", -765, { "-765.00000000000000000" }},
816 { "%.30f", 1.0/3.0, { "0.333333333333333314829616256247" }},
817 { "%.30lf", sqrt(2), { "1.414213562373095145474621858739" }},
818 { "%f", 3.141592653590000, { "3.141593" }},
819 { "%.10f", 3.141592653590000, { "3.1415926536" }},
820 { "%.11f", 3.141592653590000, { "3.14159265359" }},
821 { "%.15f", 3.141592653590000, { "3.141592653590000" }},
822 { "%.15f", M_PI, { "3.141592653589793" }},
823 { "%.13f", 37.866261574537077, { "37.8662615745371" }},
824 { "%.14f", 37.866261574537077, { "37.86626157453708" }},
825 { "%.15f", 37.866261574537077, { "37.866261574537077" }},
826 { "%.0g", 9.8949714229143402e-05, { "0.0001" }},
827 { "%.0f", 0.5, { "1", NULL, NULL, NULL, "0" }, {NULL, NULL, NULL, NULL, "1" }},
828 { "%.0f", 1.5, { "2" }},
829 { "%.0f", 2.5, { "3", NULL, NULL, NULL, "2" }, {NULL, NULL, NULL, NULL, "3" }},
830 { "%g", 9.999999999999999e-5, { "0.0001" }},
831
832 { "%g", 0.0005, { "0.0005" }},
833 { "%g", 0.00005, { "5e-05", NULL, "5e-005" }},
834 { "%g", 0.000005, { "5e-06", NULL, "5e-006" }},
835 { "%g", 999999999999999.0, { "1e+15", NULL, "1e+015" }},
836 { "%g", 1000000000000000.0, { "1e+15", NULL, "1e+015" }},
837 { "%.15g", 0.0005, { "0.0005" }},
838 { "%.15g", 0.00005, { "5e-05", NULL, "5e-005" }},
839 { "%.15g", 0.000005, { "5e-06", NULL, "5e-006" }},
840 { "%.15g", 999999999999999.0, { "999999999999999" }},
841 { "%.15g", 1000000000000000.0, { "1e+15", NULL, "1e+015" }},
842 };
843
844 const char *res = NULL;
845 const char *broken_res;
846 char buf[100];
847 int i, j, r;
848
849 for (i = 0; i < ARRAY_SIZE(tests); i++)
850 {
851 broken_res = NULL;
852
853 for (j = 0; j < ARRAY_SIZE(flags); j++)
854 {
855 if (tests[i].res[j]) res = tests[i].res[j];
856 if (tests[i].broken[j]) broken_res = tests[i].broken[j];
857
858 r = vsprintf_wrapper(flags[j], buf, sizeof(buf), tests[i].fmt, tests[i].d);
859 ok(r == strlen(res) || broken(broken_res && r == strlen(broken_res)),
860 "%d,%d) r = %d, expected %Id\n", i, j, r, strlen(res));
861 ok(!strcmp(buf, res) || broken(broken_res && !strcmp(buf, broken_res)),
862 "%d,%d) buf = %s, expected %s\n", i, j, buf, res);
863 }
864 }
865}
866
867static void test_printf_width_specification(void)
868{
869 int r;
870 char buffer[20];
871
872 r = vsprintf_wrapper(0, buffer, sizeof(buffer), "%0*2d", 1, 3);
873 ok(r == 2, "r = %d\n", r);
874 ok(!strcmp(buffer, "03"), "buffer wrong, got=%s\n", buffer);
875
876 r = vsprintf_wrapper(0, buffer, sizeof(buffer), "%*0d", 1, 2);
877 ok(r == 1, "r = %d\n", r);
878 ok(!strcmp(buffer, "2"), "buffer wrong, got=%s\n", buffer);
879
880 r = vsprintf_wrapper(0, buffer, sizeof(buffer), "% *2d", 0, 7);
881 ok(r == 2, "r = %d\n", r);
882 ok(!strcmp(buffer, " 7"), "buffer wrong, got=%s\n", buffer);
883}
884
885START_TEST(printf)
886{
887 ok(_set_invalid_parameter_handler(test_invalid_parameter_handler) == NULL,
888 "Invalid parameter handler was already set\n");
889
890 test_snprintf();
891 test_swprintf();
892 test_fprintf();
893 test_fwprintf();
894 test_vsnprintf_s();
895 test_vsnwprintf_s();
896 test_printf_legacy_wide();
897 test_printf_legacy_msvcrt();
898 test_printf_legacy_three_digit_exp();
899 test_printf_c99();
900 test_printf_natural_string();
901 test_printf_fp();
902 test_printf_width_specification();
903}