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1 // © 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4 **********************************************************************
5 *   Copyright (C) 2004-2016, International Business Machines
6 *   Corporation and others.  All Rights Reserved.
7 **********************************************************************
8 *   file name:  strtst.c
9 *   encoding:   UTF-8
10 *   tab size:   8 (not used)
11 *   indentation:4
12 *
13 *   created on: 2004apr06
14 *   created by: George Rhoten
15 */
16 
17 #include "unicode/ustdio.h"
18 #include "unicode/ustring.h"
19 #include "cmemory.h"
20 #include "iotest.h"
21 
22 #include <string.h>
23 
TestString(void)24 static void TestString(void) {
25 #if !UCONFIG_NO_FORMATTING
26     int32_t n[1];
27     float myFloat = -1234.0;
28     int32_t newValuePtr[1];
29     double newDoubleValuePtr[1];
30     UChar myUString[512];
31     UChar uStringBuf[512];
32     char myString[512] = "";
33     int32_t retVal;
34     void *origPtr, *ptr;
35     U_STRING_DECL(myStringOrig, "My-String", 9);
36 
37     U_STRING_INIT(myStringOrig, "My-String", 9);
38     u_memset(myUString, 0x0a, UPRV_LENGTHOF(myUString));
39     u_memset(uStringBuf, 0x0a, UPRV_LENGTHOF(uStringBuf));
40 
41     *n = -1234;
42     if (sizeof(void *) == 4) {
43         origPtr = (void *)0xdeadbeef;
44     } else if (sizeof(void *) == 8) {
45         origPtr = (void *) INT64_C(0x1000200030004000);
46     } else if (sizeof(void *) == 16) {
47         /* iSeries */
48         union {
49             int32_t arr[4];
50             void *ptr;
51         } massiveBigEndianPtr = {{ 0x10002000, 0x30004000, 0x50006000, 0x70008000 }};
52         origPtr = massiveBigEndianPtr.ptr;
53     } else {
54         log_err("sizeof(void*)=%d hasn't been tested before", (int)sizeof(void*));
55     }
56 
57     /* Test sprintf */
58     u_sprintf(uStringBuf, "Signed decimal integer d: %d", *n);
59     *newValuePtr = 1;
60     u_sscanf(uStringBuf, "Signed decimal integer d: %d", newValuePtr);
61     if (*n != *newValuePtr) {
62         log_err("%%d Got: %d, Expected: %d\n", *newValuePtr, *n);
63     }
64 
65     u_sprintf(uStringBuf, "Signed decimal integer i: %i", *n);
66     *newValuePtr = 1;
67     u_sscanf(uStringBuf, "Signed decimal integer i: %i", newValuePtr);
68     if (*n != *newValuePtr) {
69         log_err("%%i Got: %i, Expected: %i\n", *newValuePtr, *n);
70     }
71 
72     u_sprintf(uStringBuf, "Unsigned octal integer o: %o", *n);
73     *newValuePtr = 1;
74     u_sscanf(uStringBuf, "Unsigned octal integer o: %o", newValuePtr);
75     if (*n != *newValuePtr) {
76         log_err("%%o Got: %o, Expected: %o\n", *newValuePtr, *n);
77     }
78 
79     u_sprintf(uStringBuf, "Unsigned decimal integer %%u: %u", *n);
80     *newValuePtr = 1;
81     u_sscanf(uStringBuf, "Unsigned decimal integer %%u: %u", newValuePtr);
82     if (*n != *newValuePtr) {
83         log_err("%%u Got: %u, Expected: %u\n", *newValuePtr, *n);
84     }
85 
86     u_sprintf(uStringBuf, "Lowercase unsigned hexadecimal integer x: %x", *n);
87     *newValuePtr = 1;
88     u_sscanf(uStringBuf, "Lowercase unsigned hexadecimal integer x: %x", newValuePtr);
89     if (*n != *newValuePtr) {
90         log_err("%%x Got: %x, Expected: %x\n", *newValuePtr, *n);
91     }
92 
93     u_sprintf(uStringBuf, "Uppercase unsigned hexadecimal integer X: %X", *n);
94     *newValuePtr = 1;
95     u_sscanf(uStringBuf, "Uppercase unsigned hexadecimal integer X: %X", newValuePtr);
96     if (*n != *newValuePtr) {
97         log_err("%%X Got: %X, Expected: %X\n", *newValuePtr, *n);
98     }
99 
100     u_sprintf(uStringBuf, "Float f: %f", myFloat);
101     *newDoubleValuePtr = -1.0;
102     u_sscanf(uStringBuf, "Float f: %lf", newDoubleValuePtr);
103     if (myFloat != *newDoubleValuePtr) {
104         log_err("%%f Got: %f, Expected: %f\n", *newDoubleValuePtr, myFloat);
105     }
106 
107     u_sprintf(uStringBuf, "Lowercase float e: %e", myFloat);
108     *newDoubleValuePtr = -1.0;
109     u_sscanf(uStringBuf, "Lowercase float e: %le", newDoubleValuePtr);
110     if (myFloat != *newDoubleValuePtr) {
111         log_err("%%e Got: %e, Expected: %e\n", *newDoubleValuePtr, myFloat);
112     }
113 
114     u_sprintf(uStringBuf, "Uppercase float E: %E", myFloat);
115     *newDoubleValuePtr = -1.0;
116     u_sscanf(uStringBuf, "Uppercase float E: %lE", newDoubleValuePtr);
117     if (myFloat != *newDoubleValuePtr) {
118         log_err("%%E Got: %E, Expected: %E\n", *newDoubleValuePtr, myFloat);
119     }
120 
121     u_sprintf(uStringBuf, "Lowercase float g: %g", myFloat);
122     *newDoubleValuePtr = -1.0;
123     u_sscanf(uStringBuf, "Lowercase float g: %lg", newDoubleValuePtr);
124     if (myFloat != *newDoubleValuePtr) {
125         log_err("%%g Got: %g, Expected: %g\n", *newDoubleValuePtr, myFloat);
126     }
127 
128     u_sprintf(uStringBuf, "Uppercase float G: %G", myFloat);
129     *newDoubleValuePtr = -1.0;
130     u_sscanf(uStringBuf, "Uppercase float G: %lG", newDoubleValuePtr);
131     if (myFloat != *newDoubleValuePtr) {
132         log_err("%%G Got: %G, Expected: %G\n", *newDoubleValuePtr, myFloat);
133     }
134 
135     ptr = NULL;
136     u_sprintf(uStringBuf, "Pointer %%p: %p\n", origPtr);
137     u_sscanf(uStringBuf, "Pointer %%p: %p\n", &ptr);
138     if (ptr != origPtr || u_strlen(uStringBuf) != 13+(sizeof(void*)*2)) {
139         log_err("%%p Got: %p, Expected: %p\n", ptr, origPtr);
140     }
141 
142     u_sprintf(uStringBuf, "Char c: %c", 'A');
143     u_sscanf(uStringBuf, "Char c: %c", myString);
144     if (*myString != 'A') {
145         log_err("%%c Got: %c, Expected: A\n", *myString);
146     }
147 
148     u_sprintf(uStringBuf, "UChar %%C: %C", (UChar)0x0041); /*'A'*/
149     u_sscanf(uStringBuf, "UChar %%C: %C", myUString);
150     if (*myUString != (UChar)0x0041) { /*'A'*/
151         log_err("%%C Got: %C, Expected: A\n", *myUString);
152     }
153 
154     u_sprintf(uStringBuf, "String %%s: %s", "My-String");
155     u_sscanf(uStringBuf, "String %%s: %s", myString);
156     if (strcmp(myString, "My-String")) {
157         log_err("%%s Got: %s, Expected: My-String\n", myString);
158     }
159     if (uStringBuf[20] != 0) {
160         log_err("String not terminated. Got %c\n", uStringBuf[20] );
161     }
162     u_sprintf(uStringBuf, "NULL String %%s: %s", NULL);
163     u_sscanf(uStringBuf, "NULL String %%s: %s", myString);
164     if (strcmp(myString, "(null)")) {
165         log_err("%%s Got: %s, Expected: My-String\n", myString);
166     }
167 
168     u_sprintf(uStringBuf, "Unicode String %%S: %S", myStringOrig);
169     u_sscanf(uStringBuf, "Unicode String %%S: %S", myUString);
170     u_austrncpy(myString, myUString, UPRV_LENGTHOF(myString));
171     if (strcmp(myString, "My-String")) {
172         log_err("%%S Got: %s, Expected: My String\n", myString);
173     }
174 
175     u_sprintf(uStringBuf, "NULL Unicode String %%S: %S", NULL);
176     u_sscanf(uStringBuf, "NULL Unicode String %%S: %S", myUString);
177     u_austrncpy(myString, myUString, UPRV_LENGTHOF(myString));
178     if (strcmp(myString, "(null)")) {
179         log_err("%%S Got: %s, Expected: (null)\n", myString);
180     }
181 
182     u_sprintf(uStringBuf, "Percent %%P (non-ANSI): %P", myFloat);
183     *newDoubleValuePtr = -1.0;
184     u_sscanf(uStringBuf, "Percent %%P (non-ANSI): %P", newDoubleValuePtr);
185     if (myFloat != *newDoubleValuePtr) {
186         log_err("%%P Got: %P, Expected: %P\n", *newDoubleValuePtr, myFloat);
187     }
188 
189     u_sprintf(uStringBuf, "Spell Out %%V (non-ANSI): %V", myFloat);
190     *newDoubleValuePtr = -1.0;
191     u_sscanf(uStringBuf, "Spell Out %%V (non-ANSI): %V", newDoubleValuePtr);
192     if (myFloat != *newDoubleValuePtr) {
193         log_err("%%V Got: %f, Expected: %f\n", *newDoubleValuePtr, myFloat);
194     }
195 
196     *newValuePtr = 1;
197     u_sprintf(uStringBuf, "\t\nPointer to integer (Count) %%n: n=%d %n n=%d\n", *newValuePtr, newValuePtr, *newValuePtr);
198     if (*newValuePtr != 37) {
199         log_err("%%V Got: %f, Expected: %f\n", *newDoubleValuePtr, myFloat);
200     }
201 
202 /*  u_sscanf(uStringBuf, "Pointer %%p: %p\n", myFile);*/
203 
204     {
205         static const char longStr[] = "This is a long test12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890";
206 
207         retVal = u_sprintf(uStringBuf, longStr);
208         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(uStringBuf));
209         if (strcmp(myString, longStr)) {
210             log_err("%%S Got: %s, Expected: %s\n", myString, longStr);
211         }
212         if (retVal != (int32_t)strlen(longStr)) {
213             log_err("%%S returned different sizes. Got: %d  Expected: %d\n", retVal, strlen(longStr));
214         }
215 
216         retVal = u_sprintf(uStringBuf, "%s", longStr);
217         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(uStringBuf));
218         if (strcmp(myString, longStr)) {
219             log_err("%%S Got: %s, Expected: %s\n", myString, longStr);
220         }
221         if (retVal != (int32_t)strlen(longStr)) {
222             log_err("%%S returned different sizes. Got: %d  Expected: %d\n", retVal, strlen(longStr));
223         }
224 
225         u_uastrncpy(myUString, longStr, UPRV_LENGTHOF(longStr));
226         u_sprintf_u(uStringBuf, myUString);
227         if (u_strcmp(myUString, uStringBuf)) {
228             log_err("%%S Long strings differ. Expected: %s\n", longStr);
229         }
230 
231         u_uastrncpy(myUString, longStr, UPRV_LENGTHOF(longStr));
232         retVal = u_sprintf_u(uStringBuf, myUString+10);
233         if (u_strcmp(myUString+10, uStringBuf)) {
234             log_err("%%S Long strings differ. Expected: %s\n", longStr + 10);
235         }
236         if (retVal != (int32_t)strlen(longStr + 10)) {
237             log_err("%%S returned different sizes. Got: %d  Expected: %d\n", retVal, strlen(longStr));
238         }
239 
240         u_memset(uStringBuf, 1, UPRV_LENGTHOF(longStr));
241         u_uastrncpy(myUString, longStr, UPRV_LENGTHOF(longStr));
242         retVal = u_snprintf_u(uStringBuf, 10, myUString);
243         if (u_strncmp(myUString, uStringBuf, 10) || uStringBuf[10] != 1 || retVal != 10) {
244             log_err("%%S Long strings differ. Expected the first 10 characters of %s\n", longStr);
245         }
246     }
247 #endif
248 }
249 
TestLocalizedString(void)250 static void TestLocalizedString(void) {
251 #if !UCONFIG_NO_FORMATTING
252     UChar testStr[256];
253     UChar uBuffer[256];
254     char cBuffer[256];
255     int32_t numResult = -1;
256     const char *locale;
257     UFILE *strFile = u_fstropen(testStr, UPRV_LENGTHOF(testStr), "en_US");
258 
259     if (!strFile) {
260         log_err("u_fstropen failed to work\n");
261         return;
262     }
263     u_fprintf(strFile, "%d", 1234);
264     u_frewind(strFile);
265     u_fscanf(strFile, "%d", &numResult);
266     u_uastrcpy(uBuffer,"1,234");
267     u_austrcpy(cBuffer,testStr);
268     if (u_strcmp(testStr, uBuffer) != 0) {
269         log_err("u_fprintf failed to work on an en string Got: %s\n", cBuffer);
270     }
271     if (numResult != 1234) {
272         log_err("u_fscanf failed to work on an en string Got: %d\n", numResult);
273     }
274 
275     u_frewind(strFile);
276     locale = u_fgetlocale(strFile);
277     if (locale == NULL || strcmp(locale, "en_US") != 0) {
278         log_err("u_fgetlocale didn't return \"en\" Got: %d\n", u_fgetlocale(strFile));
279     }
280     u_fsetlocale(strFile, "de_DE");
281     locale = u_fgetlocale(strFile);
282     if (locale == NULL || strcmp(locale, "de_DE") != 0) {
283         log_err("u_fgetlocale didn't return \"de\" Got: %d\n", u_fgetlocale(strFile));
284     }
285 
286     u_fprintf(strFile, "%d", 1234);
287     u_frewind(strFile);
288     numResult = -1;
289     u_fscanf(strFile, "%d", &numResult);
290     u_fclose(strFile);
291     u_uastrcpy(uBuffer,"1.234");
292     u_austrcpy(cBuffer,testStr);
293     if (u_strcmp(testStr, uBuffer) != 0) {
294         log_err("u_fprintf failed to work on a de string Got: %s\n", cBuffer);
295     }
296     if (numResult != 1234) {
297         log_err("u_fscanf failed to work on a de string Got: %d\n", numResult);
298     }
299 
300     strFile = u_fstropen(testStr, UPRV_LENGTHOF(testStr), NULL);
301     u_fprintf(strFile, "%d", 1234);
302     u_frewind(strFile);
303     numResult = -1;
304     u_fscanf(strFile, "%d", &numResult);
305     u_fclose(strFile);
306     if (numResult != 1234) {
307         log_err("u_fscanf failed to work on a default locale string Got: %d, Expected: 1234\n", numResult);
308     }
309     if (u_fstropen(testStr, -1, NULL) != NULL) {
310         log_err("u_fstropen returned a UFILE* on a negative buffer size\n", numResult);
311     }
312 #endif
313 }
314 
315 #if !UCONFIG_NO_FORMATTING
316 #define Test_u_snprintf(limit, format, value, expectedSize, expectedStr) \
317     u_uastrncpy(testStr, "xxxxxxxxxxxxxx", UPRV_LENGTHOF(testStr));\
318     size = u_snprintf(testStr, limit, format, value);\
319     u_austrncpy(cTestResult, testStr, UPRV_LENGTHOF(cTestResult));\
320     if (size != expectedSize || strcmp(cTestResult, expectedStr) != 0) {\
321         log_err("Unexpected formatting. size=%d expectedSize=%d cTestResult=%s expectedStr=%s\n",\
322             size, expectedSize, cTestResult, expectedStr);\
323     }\
324     else {\
325         log_verbose("Got: %s\n", cTestResult);\
326     }\
327 
328 #endif
329 
TestSnprintf(void)330 static void TestSnprintf(void) {
331 #if !UCONFIG_NO_FORMATTING
332     UChar testStr[256];
333     char cTestResult[256];
334     int32_t size;
335 
336     Test_u_snprintf(0, "%d", 123, 3, "xxxxxxxxxxxxxx");
337     Test_u_snprintf(2, "%d", 123, 3, "12xxxxxxxxxxxx");
338     Test_u_snprintf(3, "%d", 123, 3, "123xxxxxxxxxxx");
339     Test_u_snprintf(4, "%d", 123, 3, "123");
340 
341     Test_u_snprintf(0, "%s", "abcd", 4, "xxxxxxxxxxxxxx");
342     Test_u_snprintf(3, "%s", "abcd", 4, "abcxxxxxxxxxxx");
343     Test_u_snprintf(4, "%s", "abcd", 4, "abcdxxxxxxxxxx");
344     Test_u_snprintf(5, "%s", "abcd", 4, "abcd");
345 
346     Test_u_snprintf(0, "%e", 12.34, 13, "xxxxxxxxxxxxxx");
347     Test_u_snprintf(1, "%e", 12.34, 13, "1xxxxxxxxxxxxx");
348     Test_u_snprintf(2, "%e", 12.34, 13, "1.xxxxxxxxxxxx");
349     Test_u_snprintf(3, "%e", 12.34, 13, "1.2xxxxxxxxxxx");
350     Test_u_snprintf(5, "%e", 12.34, 13, "1.234xxxxxxxxx");
351     Test_u_snprintf(6, "%e", 12.34, 13, "1.2340xxxxxxxx");
352     Test_u_snprintf(8, "%e", 12.34, 13, "1.234000xxxxxx");
353     Test_u_snprintf(9, "%e", 12.34, 13, "1.234000exxxxx");
354     Test_u_snprintf(10, "%e", 12.34, 13, "1.234000e+xxxx");
355     Test_u_snprintf(11, "%e", 12.34, 13, "1.234000e+0xxx");
356     Test_u_snprintf(13, "%e", 12.34, 13, "1.234000e+001x");
357     Test_u_snprintf(14, "%e", 12.34, 13, "1.234000e+001");
358 #endif
359 }
360 
361 #define TestSPrintFormat(uFormat, uValue, cFormat, cValue) \
362     /* Reinitialize the buffer to verify null termination works. */\
363     u_memset(uBuffer, 0x2a, UPRV_LENGTHOF(uBuffer));\
364     memset(buffer, '*', UPRV_LENGTHOF(buffer));\
365     \
366     uNumPrinted = u_sprintf(uBuffer, uFormat, uValue);\
367     u_austrncpy(compBuffer, uBuffer, UPRV_LENGTHOF(uBuffer));\
368     cNumPrinted = sprintf(buffer, cFormat, cValue);\
369     if (strcmp(buffer, compBuffer) != 0) {\
370         log_err("%" uFormat " Got: \"%s\", Expected: \"%s\"\n", compBuffer, buffer);\
371     }\
372     if (cNumPrinted != uNumPrinted) {\
373         log_err("%" uFormat " number printed Got: %d, Expected: %d\n", uNumPrinted, cNumPrinted);\
374     }\
375     if (buffer[uNumPrinted+1] != '*') {\
376         log_err("%" uFormat " too much stored\n");\
377     }\
378 
TestSprintfFormat(void)379 static void TestSprintfFormat(void) {
380 #if !UCONFIG_NO_FORMATTING
381     static const UChar abcUChars[] = {0x61,0x62,0x63,0};
382     static const char abcChars[] = "abc";
383     const char *reorderFormat = "%2$d==>%1$-10.10s %6$lld %4$-10.10s %3$#x((%5$d"; /* reordering test*/
384     const char *reorderResult = "99==>truncateif 1311768467463790322 1234567890 0xf1b93((10";
385     UChar uBuffer[256];
386     char buffer[256];
387     char compBuffer[256];
388     int32_t uNumPrinted;
389     int32_t cNumPrinted;
390 
391 
392     TestSPrintFormat("%8S", abcUChars, "%8s", abcChars);
393     TestSPrintFormat("%-8S", abcUChars, "%-8s", abcChars);
394     TestSPrintFormat("%.2S", abcUChars, "%.2s", abcChars); /* strlen is 3 */
395 
396     TestSPrintFormat("%8s", abcChars, "%8s", abcChars);
397     TestSPrintFormat("%-8s", abcChars, "%-8s", abcChars);
398     TestSPrintFormat("%.2s", abcChars, "%.2s", abcChars); /* strlen is 3 */
399 
400     TestSPrintFormat("%8c", (char)'e', "%8c", (char)'e');
401     TestSPrintFormat("%-8c", (char)'e', "%-8c", (char)'e');
402 
403     TestSPrintFormat("%8C", (UChar)0x65, "%8c", (char)'e');
404     TestSPrintFormat("%-8C", (UChar)0x65, "%-8c", (char)'e');
405 
406     TestSPrintFormat("%f", 1.23456789, "%f", 1.23456789);
407     TestSPrintFormat("%f", 12345.6789, "%f", 12345.6789);
408     TestSPrintFormat("%f", 123456.789, "%f", 123456.789);
409     TestSPrintFormat("%f", 1234567.89, "%f", 1234567.89);
410     TestSPrintFormat("%10f", 1.23456789, "%10f", 1.23456789);
411     TestSPrintFormat("%-10f", 1.23456789, "%-10f", 1.23456789);
412     TestSPrintFormat("%10f", 123.456789, "%10f", 123.456789);
413     TestSPrintFormat("%10.4f", 123.456789, "%10.4f", 123.456789);
414     TestSPrintFormat("%-10f", 123.456789, "%-10f", 123.456789);
415 
416 /*    TestSPrintFormat("%g", 12345.6789, "%g", 12345.6789);
417     TestSPrintFormat("%g", 123456.789, "%g", 123456.789);
418     TestSPrintFormat("%g", 1234567.89, "%g", 1234567.89);
419     TestSPrintFormat("%G", 123456.789, "%G", 123456.789);
420     TestSPrintFormat("%G", 1234567.89, "%G", 1234567.89);*/
421     TestSPrintFormat("%10g", 1.23456789, "%10g", 1.23456789);
422     TestSPrintFormat("%10.4g", 1.23456789, "%10.4g", 1.23456789);
423     TestSPrintFormat("%-10g", 1.23456789, "%-10g", 1.23456789);
424     TestSPrintFormat("%10g", 123.456789, "%10g", 123.456789);
425     TestSPrintFormat("%-10g", 123.456789, "%-10g", 123.456789);
426 
427     TestSPrintFormat("%8x", 123456, "%8x", 123456);
428     TestSPrintFormat("%-8x", 123456, "%-8x", 123456);
429     TestSPrintFormat("%08x", 123456, "%08x", 123456);
430 
431     TestSPrintFormat("%8X", 123456, "%8X", 123456);
432     TestSPrintFormat("%-8X", 123456, "%-8X", 123456);
433     TestSPrintFormat("%08X", 123456, "%08X", 123456);
434     TestSPrintFormat("%#x", 123456, "%#x", 123456);
435     TestSPrintFormat("%#x", -123456, "%#x", -123456);
436 
437     TestSPrintFormat("%8o", 123456, "%8o", 123456);
438     TestSPrintFormat("%-8o", 123456, "%-8o", 123456);
439     TestSPrintFormat("%08o", 123456, "%08o", 123456);
440     TestSPrintFormat("%#o", 123, "%#o", 123);
441     TestSPrintFormat("%#o", -123, "%#o", -123);
442 
443     TestSPrintFormat("%8u", 123456, "%8u", 123456);
444     TestSPrintFormat("%-8u", 123456, "%-8u", 123456);
445     TestSPrintFormat("%08u", 123456, "%08u", 123456);
446     TestSPrintFormat("%8u", -123456, "%8u", -123456);
447     TestSPrintFormat("%-8u", -123456, "%-8u", -123456);
448     TestSPrintFormat("%.5u", 123456, "%.5u", 123456);
449     TestSPrintFormat("%.6u", 123456, "%.6u", 123456);
450     TestSPrintFormat("%.7u", 123456, "%.7u", 123456);
451 
452     TestSPrintFormat("%8d", 123456, "%8d", 123456);
453     TestSPrintFormat("%-8d", 123456, "%-8d", 123456);
454     TestSPrintFormat("%08d", 123456, "%08d", 123456);
455     TestSPrintFormat("% d", 123456, "% d", 123456);
456     TestSPrintFormat("% d", -123456, "% d", -123456);
457 
458     TestSPrintFormat("%8i", 123456, "%8i", 123456);
459     TestSPrintFormat("%-8i", 123456, "%-8i", 123456);
460     TestSPrintFormat("%08i", 123456, "%08i", 123456);
461 
462     log_verbose("Get really crazy with the formatting.\n");
463 
464     TestSPrintFormat("%-#12x", 123, "%-#12x", 123);
465     TestSPrintFormat("%-#12x", -123, "%-#12x", -123);
466     TestSPrintFormat("%#12x", 123, "%#12x", 123);
467     TestSPrintFormat("%#12x", -123, "%#12x", -123);
468 
469     TestSPrintFormat("%-+12d", 123,  "%-+12d", 123);
470     TestSPrintFormat("%-+12d", -123, "%-+12d", -123);
471     TestSPrintFormat("%- 12d", 123,  "%- 12d", 123);
472     TestSPrintFormat("%- 12d", -123, "%- 12d", -123);
473     TestSPrintFormat("%+12d", 123,   "%+12d", 123);
474     TestSPrintFormat("%+12d", -123,  "%+12d", -123);
475     TestSPrintFormat("% 12d", 123,   "% 12d", 123);
476     TestSPrintFormat("% 12d", -123,  "% 12d", -123);
477     TestSPrintFormat("%12d", 123,    "%12d", 123);
478     TestSPrintFormat("%12d", -123,   "%12d", -123);
479     TestSPrintFormat("%.12d", 123,   "%.12d", 123);
480     TestSPrintFormat("%.12d", -123,  "%.12d", -123);
481 
482     TestSPrintFormat("%-+12.1f", 1.234,  "%-+12.1f", 1.234);
483     TestSPrintFormat("%-+12.1f", -1.234, "%-+12.1f", -1.234);
484     TestSPrintFormat("%- 12.10f", 1.234, "%- 12.10f", 1.234);
485     TestSPrintFormat("%- 12.1f", -1.234, "%- 12.1f", -1.234);
486     TestSPrintFormat("%+12.1f", 1.234,   "%+12.1f", 1.234);
487     TestSPrintFormat("%+12.1f", -1.234,  "%+12.1f", -1.234);
488     TestSPrintFormat("% 12.1f", 1.234,   "% 12.1f", 1.234);
489     TestSPrintFormat("% 12.1f", -1.234,  "% 12.1f", -1.234);
490     TestSPrintFormat("%12.1f", 1.234,    "%12.1f", 1.234);
491     TestSPrintFormat("%12.1f", -1.234,   "%12.1f", -1.234);
492     TestSPrintFormat("%.2f", 1.234,      "%.2f", 1.234);
493     TestSPrintFormat("%.2f", -1.234,     "%.2f", -1.234);
494     TestSPrintFormat("%3f", 1.234,       "%3f", 1.234);
495     TestSPrintFormat("%3f", -1.234,      "%3f", -1.234);
496 
497     /* Test reordering format */
498     u_sprintf(uBuffer, reorderFormat,"truncateiftoolong", 99, 990099, "12345678901234567890", 10, 0x123456789abcdef2LL);
499     u_austrncpy(compBuffer, uBuffer, UPRV_LENGTHOF(uBuffer));
500 
501     if (strcmp(compBuffer, reorderResult) != 0) {
502         log_err("%s Got: \"%s\", Expected: \"%s\"\n", reorderFormat, compBuffer, buffer);
503     }
504 #endif
505 }
506 
507 #undef TestSPrintFormat
508 
TestStringCompatibility(void)509 static void TestStringCompatibility(void) {
510 #if !UCONFIG_NO_FORMATTING
511     UChar myUString[256];
512     UChar uStringBuf[256];
513     char myString[256] = "";
514     char testBuf[256] = "";
515     int32_t num;
516 
517     u_memset(myUString, 0x0a, UPRV_LENGTHOF(myUString));
518     u_memset(uStringBuf, 0x0a, UPRV_LENGTHOF(uStringBuf));
519 
520     /* Compare against C API compatibility */
521     for (num = -STANDARD_TEST_NUM_RANGE; num < STANDARD_TEST_NUM_RANGE; num++) {
522         sprintf(testBuf, "%x", (int)num);
523         u_sprintf(uStringBuf, "%x", num);
524         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(myString));
525         if (strcmp(myString, testBuf) != 0) {
526             log_err("%%x Got: \"%s\", Expected: \"%s\"\n", myString, testBuf);
527         }
528 
529         sprintf(testBuf, "%X", (int)num);
530         u_sprintf(uStringBuf, "%X", num);
531         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(myString));
532         if (strcmp(myString, testBuf) != 0) {
533             log_err("%%X Got: \"%s\", Expected: \"%s\"\n", myString, testBuf);
534         }
535 
536         sprintf(testBuf, "%o", (int)num);
537         u_sprintf(uStringBuf, "%o", num);
538         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(myString));
539         if (strcmp(myString, testBuf) != 0) {
540             log_err("%%o Got: \"%s\", Expected: \"%s\"\n", myString, testBuf);
541         }
542 
543         /* sprintf is not compatible on all platforms e.g. the iSeries*/
544         sprintf(testBuf, "%d", (int)num);
545         u_sprintf(uStringBuf, "%d", num);
546         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(myString));
547         if (strcmp(myString, testBuf) != 0) {
548             log_err("%%d Got: \"%s\", Expected: \"%s\"\n", myString, testBuf);
549         }
550 
551         sprintf(testBuf, "%i", (int)num);
552         u_sprintf(uStringBuf, "%i", num);
553         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(myString));
554         if (strcmp(myString, testBuf) != 0) {
555             log_err("%%i Got: \"%s\", Expected: \"%s\"\n", myString, testBuf);
556         }
557 
558         sprintf(testBuf, "%f", (double)num);
559         u_sprintf(uStringBuf, "%f", (double)num);
560         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(myString));
561         if (strcmp(myString, testBuf) != 0) {
562             log_err("%%f Got: \"%s\", Expected: \"%s\"\n", myString, testBuf);
563         }
564 
565 /*        sprintf(testBuf, "%e", (double)num);
566         u_sprintf(uStringBuf, "%e", (double)num);
567         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(myString));
568         if (strcmp(myString, testBuf) != 0) {
569             log_err("%%e Got: \"%s\", Expected: \"%s\"\n", myString, testBuf);
570         }
571 
572         sprintf(testBuf, "%E", (double)num);
573         u_sprintf(uStringBuf, "%E", (double)num);
574         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(myString));
575         if (strcmp(myString, testBuf) != 0) {
576             log_err("%%E Got: \"%s\", Expected: \"%s\"\n", myString, testBuf);
577         }*/
578 
579         sprintf(testBuf, "%g", (double)num);
580         u_sprintf(uStringBuf, "%g", (double)num);
581         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(myString));
582         if (strcmp(myString, testBuf) != 0) {
583             log_err("%%g Got: \"%s\", Expected: \"%s\"\n", myString, testBuf);
584         }
585 
586         sprintf(testBuf, "%G", (double)num);
587         u_sprintf(uStringBuf, "%G", (double)num);
588         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(myString));
589         if (strcmp(myString, testBuf) != 0) {
590             log_err("%%G Got: \"%s\", Expected: \"%s\"\n", myString, testBuf);
591         }
592     }
593 
594     for (num = 0; num < 0x80; num++) {
595         testBuf[0] = (char)0xFF;
596         uStringBuf[0] = (UChar)0xfffe;
597         sprintf(testBuf, "%c", (char)num);
598         u_sprintf(uStringBuf, "%c", num);
599         u_austrncpy(myString, uStringBuf, UPRV_LENGTHOF(myString));
600         if (testBuf[0] != myString[0] || myString[0] != num) {
601             log_err("%%c Got: 0x%x, Expected: 0x%x\n", myString[0], testBuf[0]);
602         }
603     }
604 #endif
605 }
606 
TestSScanSetFormat(const char * format,const UChar * uValue,const char * cValue,UBool expectedToPass)607 static void TestSScanSetFormat(const char *format, const UChar *uValue, const char *cValue, UBool expectedToPass) {
608 #if !UCONFIG_NO_FORMATTING
609     UChar uBuffer[256];
610     char buffer[256];
611     char compBuffer[256];
612     int32_t uNumScanned;
613     int32_t cNumScanned;
614 
615     /* Reinitialize the buffer to verify null termination works. */
616     u_memset(uBuffer, 0x2a, UPRV_LENGTHOF(uBuffer));
617     uBuffer[UPRV_LENGTHOF(uBuffer)-1] = 0;
618     memset(buffer, '*', UPRV_LENGTHOF(buffer));
619     buffer[UPRV_LENGTHOF(buffer)-1] = 0;
620 
621     uNumScanned = u_sscanf(uValue, format, uBuffer);
622     if (expectedToPass) {
623         u_austrncpy(compBuffer, uBuffer, UPRV_LENGTHOF(uBuffer));
624         cNumScanned = sscanf(cValue, format, buffer);
625         if (strncmp(buffer, compBuffer, UPRV_LENGTHOF(uBuffer)) != 0) {
626             log_err("%s Got: \"%s\", Expected: \"%s\"\n", format, compBuffer, buffer);
627         }
628         if (cNumScanned != uNumScanned) {
629             log_err("%s number scanned Got: %d, Expected: %d\n", format, uNumScanned, cNumScanned);
630         }
631         if (uNumScanned > 0 && uBuffer[u_strlen(uBuffer)+1] != 0x2a) {
632             log_err("%s too much stored\n", format);
633         }
634     }
635     else {
636         if (uNumScanned != 0 || uBuffer[0] != 0x2a || uBuffer[1] != 0x2a) {
637             log_err("%s too much stored on a failure\n", format);
638         }
639     }
640 #endif
641 }
642 
TestSScanset(void)643 static void TestSScanset(void) {
644 #if !UCONFIG_NO_FORMATTING
645     static const UChar abcUChars[] = {0x61,0x62,0x63,0x63,0x64,0x65,0x66,0x67,0};
646     static const char abcChars[] = "abccdefg";
647 
648     TestSScanSetFormat("%[bc]S", abcUChars, abcChars, TRUE);
649     TestSScanSetFormat("%[cb]S", abcUChars, abcChars, TRUE);
650 
651     TestSScanSetFormat("%[ab]S", abcUChars, abcChars, TRUE);
652     TestSScanSetFormat("%[ba]S", abcUChars, abcChars, TRUE);
653 
654     TestSScanSetFormat("%[ab]", abcUChars, abcChars, TRUE);
655     TestSScanSetFormat("%[ba]", abcUChars, abcChars, TRUE);
656 
657     TestSScanSetFormat("%[abcdefgh]", abcUChars, abcChars, TRUE);
658     TestSScanSetFormat("%[;hgfedcba]", abcUChars, abcChars, TRUE);
659 
660     TestSScanSetFormat("%[^a]", abcUChars, abcChars, TRUE);
661     TestSScanSetFormat("%[^e]", abcUChars, abcChars, TRUE);
662     TestSScanSetFormat("%[^ed]", abcUChars, abcChars, TRUE);
663     TestSScanSetFormat("%[^dc]", abcUChars, abcChars, TRUE);
664     TestSScanSetFormat("%[^e]  ", abcUChars, abcChars, TRUE);
665 
666     TestSScanSetFormat("%1[ab]  ", abcUChars, abcChars, TRUE);
667     TestSScanSetFormat("%2[^f]", abcUChars, abcChars, TRUE);
668 
669     TestSScanSetFormat("%[qrst]", abcUChars, abcChars, TRUE);
670 
671     /* Extra long string for testing */
672     TestSScanSetFormat("                                                                                                                         %[qrst]",
673         abcUChars, abcChars, TRUE);
674 
675     TestSScanSetFormat("%[a-]", abcUChars, abcChars, TRUE);
676 
677     /* Bad format */
678     TestSScanSetFormat("%[a", abcUChars, abcChars, FALSE);
679     TestSScanSetFormat("%[f-a]", abcUChars, abcChars, FALSE);
680     TestSScanSetFormat("%[c-a]", abcUChars, abcChars, FALSE);
681     /* The following is not deterministic on Windows */
682 /*    TestSScanSetFormat("%[a-", abcUChars, abcChars);*/
683 
684     /* TODO: Need to specify precision with a "*" */
685 #endif
686 }
687 
TestBadSScanfFormat(const char * format,const UChar * uValue,const char * cValue)688 static void TestBadSScanfFormat(const char *format, const UChar *uValue, const char *cValue) {
689 #if !UCONFIG_NO_FORMATTING
690     UChar uBuffer[256];
691     int32_t uNumScanned;
692 
693     /* Reinitialize the buffer to verify null termination works. */
694     u_memset(uBuffer, 0x2a, UPRV_LENGTHOF(uBuffer));
695     uBuffer[UPRV_LENGTHOF(uBuffer)-1] = 0;
696 
697     uNumScanned = u_sscanf(uValue, format, uBuffer);
698     if (uNumScanned != 0 || uBuffer[0] != 0x2a || uBuffer[1] != 0x2a) {
699         log_err("%s too much stored on a failure\n", format);
700     }
701 #endif
702 }
703 
TestBadScanfFormat(void)704 static void TestBadScanfFormat(void) {
705 #if !UCONFIG_NO_FORMATTING
706     static const UChar abcUChars[] = {0x61,0x62,0x63,0x63,0x64,0x65,0x66,0x67,0};
707     static const char abcChars[] = "abccdefg";
708 
709     TestBadSScanfFormat("%[]  ", abcUChars, abcChars);
710 #endif
711 }
712 
Test_u_vfprintf(const char * expectedResult,const char * format,...)713 static void Test_u_vfprintf(const char *expectedResult, const char *format, ...) {
714 #if !UCONFIG_NO_FORMATTING
715     UChar uBuffer[256];
716     UChar uBuffer2[256];
717     va_list ap;
718     int32_t count;
719 
720     va_start(ap, format);
721     count = u_vsprintf(uBuffer, format, ap);
722     (void)count;    /* Suppress set but not used warning */
723     va_end(ap);
724     u_uastrcpy(uBuffer2, expectedResult);
725     if (u_strcmp(uBuffer, uBuffer2) != 0) {
726         log_err("Got two different results for \"%s\" expected \"%s\"\n", format, expectedResult);
727     }
728 
729     u_uastrcpy(uBuffer2, format);
730     va_start(ap, format);
731     count = u_vsprintf_u(uBuffer, uBuffer2, ap);
732     va_end(ap);
733     u_uastrcpy(uBuffer2, expectedResult);
734     if (u_strcmp(uBuffer, uBuffer2) != 0) {
735         log_err("Got two different results for \"%s\" expected \"%s\"\n", format, expectedResult);
736     }
737 #endif
738 }
739 
TestVargs(void)740 static void TestVargs(void) {
741 #if !UCONFIG_NO_FORMATTING
742     Test_u_vfprintf("8 9 a B 8.9", "%d %u %x %X %.1f", 8, 9, 10, 11, 8.9);
743 #endif
744 }
745 
TestCount(void)746 static void TestCount(void) {
747 #if !UCONFIG_NO_FORMATTING
748     static const UChar x15[] = { 0x78, 0x31, 0x35, 0 };
749     UChar testStr[16];
750     UChar character;
751     int16_t i16 = -1;
752     int32_t i32 = -1, actual_count, actual_result;
753     int64_t i64 = -1;
754     u_uastrcpy(testStr, "1233456789");
755     if (u_sscanf(testStr, "%*3[123]%n%*[1-9]", &i32) != 0) {
756         log_err("test 1: scanf did not return 0\n");
757     }
758     if (i32 != 3) {
759         log_err("test 1: scanf returned %hd instead of 3\n", i32);
760     }
761     if (u_sscanf(testStr, "%*4[123]%hn%*[1-9]", &i16) != 0) {
762         log_err("test 2: scanf did not return 0\n");
763     }
764     if (i16 != 4) {
765         log_err("test 2: scanf returned %d instead of 4\n", i16);
766     }
767     if (u_sscanf(testStr, "%*[123]%*[1-9]%lln", &i64) != 0) {
768         log_err("test 3: scanf did not return 0\n");
769     }
770     if (i64 != 10) {
771         log_err("test 3: scanf did not return 10\n", i64);
772     }
773     actual_result = u_sscanf(x15, "%C%d%n", &character, &i32, &actual_count);
774     if (actual_result != 2) {
775         log_err("scanf should return 2, but returned %d\n", actual_result);
776     }
777     if (character != 0x78) {
778         log_err("scanf should return 0x78 for the character, but returned %X\n", character);
779     }
780     if (i32 != 15) {
781         log_err("scanf should return 15 for the number, but returned %d\n", i32);
782     }
783     if (actual_count != 3) {
784         log_err("scanf should return 3 for actual_count, but returned %d\n", actual_count);
785     }
786 #endif
787 }
788 
789 U_CFUNC void
addStringTest(TestNode ** root)790 addStringTest(TestNode** root) {
791 #if !UCONFIG_NO_FORMATTING
792     addTest(root, &TestString, "string/TestString");
793     addTest(root, &TestLocalizedString, "string/TestLocalizedString");
794     addTest(root, &TestSprintfFormat, "string/TestSprintfFormat");
795     addTest(root, &TestSnprintf, "string/TestSnprintf");
796     addTest(root, &TestSScanset, "string/TestSScanset");
797     addTest(root, &TestStringCompatibility, "string/TestStringCompatibility");
798     addTest(root, &TestBadScanfFormat, "string/TestBadScanfFormat");
799     addTest(root, &TestVargs, "string/TestVargs");
800     addTest(root, &TestCount, "string/TestCount");
801 #endif
802 }
803 
804 
805