1 /*
2  **********************************************************************
3  *   Copyright (C) 2004-2014, International Business Machines
4  *   Corporation and others.  All Rights Reserved.
5  **********************************************************************
6  *   file name:  filetst.c
7  *   encoding:   US-ASCII
8  *   tab size:   8 (not used)
9  *   indentation:4
10  *
11  *   created on: 2004apr06
12  *   created by: George Rhoten
13  */
14 
15 #include "iotest.h"
16 #include "unicode/ustdio.h"
17 #include "unicode/ustring.h"
18 #include "unicode/uloc.h"
19 
20 #include <string.h>
21 #include <stdlib.h>
22 
23 const char *STANDARD_TEST_FILE = "iotest-c.txt";
24 
25 const char *STANDARD_TEST_LOCALE = "en_US_POSIX";
26 
27 
28 #if !UCONFIG_NO_FORMATTING
TestFileFromICU(UFILE * myFile)29 static void TestFileFromICU(UFILE *myFile) {
30     int32_t n[1];
31     float myFloat = -1234.0;
32     int32_t newValuePtr[1];
33     double newDoubleValuePtr[1];
34     UChar myUString[256];
35     UChar uStringBuf[256];
36     char myString[256] = "";
37     char testBuf[256] = "";
38     void *origPtr, *ptr;
39     U_STRING_DECL(myStringOrig, "My-String", 9);
40 
41     U_STRING_INIT(myStringOrig, "My-String", 9);
42     u_memset(myUString, 0x2a, sizeof(myUString)/sizeof(*myUString));
43     u_memset(uStringBuf, 0x2a, sizeof(uStringBuf)/sizeof(*uStringBuf));
44     memset(myString, '*', sizeof(myString)/sizeof(*myString));
45     memset(testBuf, '*', sizeof(testBuf)/sizeof(*testBuf));
46 
47     if (myFile == NULL) {
48         log_err("Can't write test file.\n");
49         return;
50     }
51 
52     *n = -1234;
53     if (sizeof(void *) == 4) {
54         origPtr = (void *)0xdeadbeef;
55     } else if (sizeof(void *) == 8) {
56         origPtr = (void *) INT64_C(0x1000200030004000);
57     } else if (sizeof(void *) == 16) {
58         /* iSeries */
59         union {
60             int32_t arr[4];
61             void *ptr;
62         } massiveBigEndianPtr = {{ 0x10002000, 0x30004000, 0x50006000, 0x70008000 }};
63         origPtr = massiveBigEndianPtr.ptr;
64     } else {
65         log_err("sizeof(void*)=%d hasn't been tested before", (int)sizeof(void*));
66     }
67 
68     /* Test fprintf */
69     u_fprintf(myFile, "Signed decimal integer %%d: %d\n", *n);
70     u_fprintf(myFile, "Signed decimal integer %%i: %i\n", *n);
71     u_fprintf(myFile, "Unsigned octal integer %%o: %o\n", *n);
72     u_fprintf(myFile, "Unsigned decimal integer %%u: %u\n", *n);
73     u_fprintf(myFile, "Lowercase unsigned hexadecimal integer %%x: %x\n", *n);
74     u_fprintf(myFile, "Uppercase unsigned hexadecimal integer %%X: %X\n", *n);
75     u_fprintf(myFile, "Float %%f: %f\n", myFloat);
76     u_fprintf(myFile, "Lowercase float %%e: %e\n", myFloat);
77     u_fprintf(myFile, "Uppercase float %%E: %E\n", myFloat);
78     u_fprintf(myFile, "Lowercase float %%g: %g\n", myFloat);
79     u_fprintf(myFile, "Uppercase float %%G: %G\n", myFloat);
80     u_fprintf(myFile, "Pointer %%p: %p\n", origPtr);
81     u_fprintf(myFile, "Char %%c: %c\n", 'A');
82     u_fprintf(myFile, "UChar %%C: %C\n", (UChar)0x0041); /*'A'*/
83     u_fprintf(myFile, "String %%s: %s\n", "My-String");
84     u_fprintf(myFile, "NULL String %%s: %s\n", NULL);
85     u_fprintf(myFile, "Unicode String %%S: %S\n", myStringOrig);
86     u_fprintf(myFile, "NULL Unicode String %%S: %S\n", NULL);
87     u_fprintf(myFile, "Percent %%P (non-ANSI): %P\n", myFloat);
88     u_fprintf(myFile, "Spell Out %%V (non-ANSI): %V\n", myFloat);
89 
90     if (u_feof(myFile)) {
91         log_err("Got feof while writing the file.\n");
92     }
93 
94     *n = 1;
95     u_fprintf(myFile, "\t\nPointer to integer (Count) %%n: n=%d %n n=%d\n", *n, n, *n);
96     u_fprintf(myFile, "Pointer to integer Value: %d\n", *n);
97     u_fprintf(myFile, "This is a long test123456789012345678901234567890123456789012345678901234567890\n");
98     *n = 1;
99     u_fprintf(myFile, "\tNormal fprintf count: n=%d %n n=%d\n", (int)*n, (int*)n, (int)*n);
100     fprintf(u_fgetfile(myFile), "\tNormal fprintf count value: n=%d\n", (int)*n); /* Should be 27 as stated later on. */
101 
102     u_fclose(myFile);
103     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, NULL);
104 
105     if (myFile == NULL) {
106         log_err("Can't read test file.");
107         return;
108     }
109 
110     if (u_feof(myFile)) {
111         log_err("Got feof while reading the file and not at the end of the file.\n");
112     }
113 
114     myUString[0] = u_fgetc(myFile);
115     if (myUString[0] != 0x53 /* S */) {
116         log_err("u_fgetc 1 returned %X. Expected 'S'.", myString[0]);
117     }
118     u_fungetc(myUString[0], myFile);
119     myUString[0] = u_fgetc(myFile);
120     if (myUString[0] != 0x53 /* S */) {
121         log_err("u_fgetc 2 returned %X. Expected 'S'.", myString[0]);
122     }
123     u_fungetc(myUString[0], myFile);
124     myUString[0] = u_fgetc(myFile);
125     if (myUString[0] != 0x53 /* S */) {
126         log_err("u_fgetc 3 returned %X. Expected 'S'.", myString[0]);
127     }
128     u_fungetc(myUString[0], myFile);
129     myUString[0] = u_fgetc(myFile);
130     myUString[1] = (UChar)u_fgetcx(myFile); /* Mix getc and getcx and see what happens. */
131     myUString[2] = u_fgetc(myFile);
132     if (myUString[0] != 0x53 /* S */ && myUString[1] != 0x69 /* i */ && myUString[2] != 0x6E /* n */) {
133         log_err("u_fgetcx returned \\u%04X\\u%04X\\u%04X. Expected 'Sin'.", myString[0], myString[1], myString[2]);
134     }
135     u_fungetc(myUString[2], myFile);
136     u_fungetc(myUString[1], myFile);
137     u_fungetc(myUString[0], myFile);
138 
139     *n = -1234;
140 
141     *newValuePtr = 1;
142     u_fscanf(myFile, "Signed decimal integer %%d: %d\n", newValuePtr);
143     if (*n != *newValuePtr) {
144         log_err("%%d Got: %d, Expected: %d\n", *newValuePtr, *n);
145     }
146     *newValuePtr = 1;
147     u_fscanf(myFile, "Signed decimal integer %%i: %i\n", newValuePtr);
148     if (*n != *newValuePtr) {
149         log_err("%%i Got: %i, Expected: %i\n", *newValuePtr, *n);
150     }
151     *newValuePtr = 1;
152     u_fscanf(myFile, "Unsigned octal integer %%o: %o\n", newValuePtr);
153     if (*n != *newValuePtr) {
154         log_err("%%o Got: %o, Expected: %o\n", *newValuePtr, *n);
155     }
156     *newValuePtr = 1;
157     u_fscanf(myFile, "Unsigned decimal integer %%u: %u\n", newValuePtr);
158     if (*n != *newValuePtr) {
159         log_err("%%u Got: %u, Expected: %u\n", *newValuePtr, *n);
160     }
161     *newValuePtr = 1;
162     u_fscanf(myFile, "Lowercase unsigned hexadecimal integer %%x: %x\n", newValuePtr);
163     if (*n != *newValuePtr) {
164         log_err("%%x Got: %x, Expected: %x\n", *newValuePtr, *n);
165     }
166     *newValuePtr = 1;
167     u_fscanf(myFile, "Uppercase unsigned hexadecimal integer %%X: %X\n", newValuePtr);
168     if (*n != *newValuePtr) {
169         log_err("%%X Got: %X, Expected: %X\n", *newValuePtr, *n);
170     }
171     *newDoubleValuePtr = -1.0;
172     u_fscanf(myFile, "Float %%f: %lf\n", newDoubleValuePtr);
173     if (myFloat != *newDoubleValuePtr) {
174         log_err("%%f Got: %f, Expected: %f\n", *newDoubleValuePtr, myFloat);
175     }
176     *newDoubleValuePtr = -1.0;
177     u_fscanf(myFile, "Lowercase float %%e: %le\n", newDoubleValuePtr);
178     if (myFloat != *newDoubleValuePtr) {
179         log_err("%%e Got: %e, Expected: %e\n", *newDoubleValuePtr, myFloat);
180     }
181     *newDoubleValuePtr = -1.0;
182     u_fscanf(myFile, "Uppercase float %%E: %lE\n", newDoubleValuePtr);
183     if (myFloat != *newDoubleValuePtr) {
184         log_err("%%E Got: %E, Expected: %E\n", *newDoubleValuePtr, myFloat);
185     }
186     *newDoubleValuePtr = -1.0;
187     u_fscanf(myFile, "Lowercase float %%g: %lg\n", newDoubleValuePtr);
188     if (myFloat != *newDoubleValuePtr) {
189         log_err("%%g Got: %g, Expected: %g\n", *newDoubleValuePtr, myFloat);
190     }
191     *newDoubleValuePtr = -1.0;
192     u_fscanf(myFile, "Uppercase float %%G: %lG\n", newDoubleValuePtr);
193     if (myFloat != *newDoubleValuePtr) {
194         log_err("%%G Got: %G, Expected: %G\n", *newDoubleValuePtr, myFloat);
195     }
196     ptr = NULL;
197     u_fscanf(myFile, "Pointer %%p: %p\n", &ptr);
198     if (ptr != origPtr) {
199         log_err("%%p Got: %p, Expected: %p\n", ptr, origPtr);
200     }
201     u_fscanf(myFile, "Char %%c: %c\n", myString);
202     if (*myString != 'A') {
203         log_err("%%c Got: %c, Expected: A\n", *myString);
204     }
205     u_fscanf(myFile, "UChar %%C: %C\n", myUString);
206     if (*myUString != (UChar)0x0041) { /*'A'*/
207         log_err("%%C Got: %C, Expected: A\n", *myUString);
208     }
209     u_fscanf(myFile, "String %%s: %s\n", myString);
210     if (strcmp(myString, "My-String")) {
211         log_err("%%s Got: %s, Expected: My String\n", myString);
212     }
213     u_fscanf(myFile, "NULL String %%s: %s\n", myString);
214     if (strcmp(myString, "(null)")) {
215         log_err("%%s Got: %s, Expected: My String\n", myString);
216     }
217     u_fscanf(myFile, "Unicode String %%S: %S\n", myUString);
218     u_austrncpy(myString, myUString, sizeof(myUString)/sizeof(*myUString));
219     if (strcmp(myString, "My-String")) {
220         log_err("%%S Got: %S, Expected: My String\n", myUString);
221     }
222     u_fscanf(myFile, "NULL Unicode String %%S: %S\n", myUString);
223     u_austrncpy(myString, myUString, sizeof(myUString)/sizeof(*myUString));
224     if (strcmp(myString, "(null)")) {
225         log_err("%%S Got: %S, Expected: My String\n", myUString);
226     }
227     *newDoubleValuePtr = -1.0;
228     u_fscanf(myFile, "Percent %%P (non-ANSI): %P\n", newDoubleValuePtr);
229     if (myFloat != *newDoubleValuePtr) {
230         log_err("%%P Got: %f, Expected: %f\n", *newDoubleValuePtr, myFloat);
231     }
232     *newDoubleValuePtr = -1.0;
233     u_fscanf(myFile, "Spell Out %%V (non-ANSI): %V\n", newDoubleValuePtr);
234     if (myFloat != *newDoubleValuePtr) {
235         log_err("%%V Got: %f, Expected: %f\n", *newDoubleValuePtr, myFloat);
236     }
237 
238     u_fgets(myUString, 4, myFile);
239     myString[2] = '!';
240     myString[3] = '!';
241     u_austrncpy(myString, myUString, sizeof(myUString)/sizeof(*myUString));
242     if (strcmp(myString, "\t\n") != 0) {
243         log_err("u_fgets got \"%s\"\n", myString);
244     }
245 
246     if (u_fgets(myUString, sizeof(myUString)/sizeof(*myUString), myFile) != myUString) {
247         log_err("u_fgets did not return myUString\n");
248     }
249     u_austrncpy(myString, myUString, sizeof(myUString)/sizeof(*myUString));
250     if (strcmp(myString, "Pointer to integer (Count) %n: n=1  n=1\n") != 0) {
251         log_err("u_fgets got \"%s\"\n", myString);
252     }
253 
254     if (u_fgets(myUString, sizeof(myUString)/sizeof(*myUString), myFile) != myUString) {
255         log_err("u_fgets did not return myUString\n");
256     }
257     u_austrncpy(myString, myUString, sizeof(myUString)/sizeof(*myUString));
258     if (strcmp(myString, "Pointer to integer Value: 37\n") != 0) {
259         log_err("u_fgets got \"%s\"\n", myString);
260     }
261 
262     if (u_fgets(myUString, sizeof(myUString)/sizeof(*myUString), myFile) != myUString) {
263         log_err("u_fgets did not return myUString\n");
264     }
265     u_austrncpy(myString, myUString, sizeof(myUString)/sizeof(*myUString));
266     if (strcmp(myString, "This is a long test123456789012345678901234567890123456789012345678901234567890\n") != 0) {
267         log_err("u_fgets got \"%s\"\n", myString);
268     }
269 
270     if (u_fgets(myUString, 0, myFile) != NULL) {
271         log_err("u_fgets got \"%s\" and it should have returned NULL\n", myString);
272     }
273 
274     if (u_fgets(myUString, 1, myFile) != myUString) {
275         log_err("u_fgets did not return myUString\n");
276     }
277     u_austrncpy(myString, myUString, sizeof(myUString)/sizeof(*myUString));
278     if (strcmp(myString, "") != 0) {
279         log_err("u_fgets got \"%s\"\n", myString);
280     }
281 
282     if (u_fgets(myUString, 2, myFile) != myUString) {
283         log_err("u_fgets did not return myUString\n");
284     }
285     u_austrncpy(myString, myUString, sizeof(myUString)/sizeof(*myUString));
286     if (strcmp(myString, "\t") != 0) {
287         log_err("u_fgets got \"%s\"\n", myString);
288     }
289 
290     u_austrncpy(myString, u_fgets(myUString, sizeof(myUString)/sizeof(*myUString), myFile),
291         sizeof(myUString)/sizeof(*myUString));
292     if (strcmp(myString, "Normal fprintf count: n=1  n=1\n") != 0) {
293         log_err("u_fgets got \"%s\"\n", myString);
294     }
295 
296     if (u_feof(myFile)) {
297         log_err("Got feof while reading the file and not at the end of the file.\n");
298     }
299     u_austrncpy(myString, u_fgets(myUString, sizeof(myUString)/sizeof(*myUString), myFile),
300         sizeof(myUString)/sizeof(*myUString));
301     if (strcmp(myString, "\tNormal fprintf count value: n=27\n") != 0) {
302         log_err("u_fgets got \"%s\"\n", myString);
303     }
304     if (!u_feof(myFile)) {
305         log_err("Did not get feof while reading the end of the file.\n");
306     }
307     if (u_fscanf(myFile, "%S\n", myUString) != 0) {
308         log_err("u_fscanf read data while reading the end of the file.\n");
309     }
310 
311     u_fclose(myFile);
312 }
313 
TestFile(void)314 static void TestFile(void) {
315 
316     log_verbose("Testing u_fopen\n");
317     TestFileFromICU(u_fopen(STANDARD_TEST_FILE, "w", STANDARD_TEST_LOCALE, NULL));
318 }
319 
TestFinit(void)320 static void TestFinit(void) {
321     FILE *standardFile;
322 
323     log_verbose("Testing u_finit\n");
324     standardFile = fopen(STANDARD_TEST_FILE, "w");
325     TestFileFromICU(u_finit(standardFile, STANDARD_TEST_LOCALE, NULL));
326     fclose(standardFile);
327 }
328 
TestFadopt(void)329 static void TestFadopt(void) {
330     FILE *standardFile;
331 
332     log_verbose("Testing u_fadopt\n");
333     standardFile = fopen(STANDARD_TEST_FILE, "w");
334     TestFileFromICU(u_fadopt(standardFile, STANDARD_TEST_LOCALE, NULL));
335 }
336 #endif
337 
StdinBuffering(void)338 static void StdinBuffering(void) {
339 #if 0
340     UChar buff[255];
341     int32_t num = 0;
342     UFILE *uStdIn = NULL;
343     UFILE *uStdOut = NULL;
344     uStdIn = u_finit(stdin, NULL, NULL);
345     uStdOut = u_finit(stdout, NULL, NULL);
346     if (uStdIn == NULL)
347         return;
348 
349     buff[0] = 0x40;
350     buff[1] = 0;
351     u_fgets(buff, sizeof(buff)/sizeof(buff[0]), uStdIn);
352     u_fprintf(uStdOut, "%S\n", buff);
353     u_fscanf(uStdIn, "%d", &num);
354     u_fprintf(uStdOut, "%d\n", num);
355     u_fscanf(uStdIn, "%d", &num);
356     u_fprintf(uStdOut, "%d\n", num);
357 #else
358     log_verbose("Test disabled because it requires user interaction");
359 #endif
360 }
361 
TestCodepageAndLocale(void)362 static void TestCodepageAndLocale(void) {
363     UFILE *myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, NULL);
364     if (myFile == NULL) {
365         log_err("Can't write test file.\n");
366         return;
367     }
368     if (u_fgetcodepage(myFile) == NULL
369         || strcmp(u_fgetcodepage(myFile), ucnv_getDefaultName()) != 0)
370     {
371         log_err("Didn't get the proper default codepage. Got %s expected: %s\n",
372             u_fgetcodepage(myFile), ucnv_getDefaultName());
373     }
374 #if !UCONFIG_NO_FORMATTING
375     if (u_fgetlocale(myFile) == NULL
376         || strcmp(u_fgetlocale(myFile), uloc_getDefault()) != 0)
377     {
378         log_err("Didn't get the proper default locale. Got %s expected: %s\n",
379             u_fgetlocale(myFile), uloc_getDefault());
380     }
381 #endif
382     u_fclose(myFile);
383 
384     myFile = u_fopen(STANDARD_TEST_FILE, "w", "es", NULL);
385     if (u_fgetcodepage(myFile) == NULL
386         || strcmp(u_fgetcodepage(myFile), ucnv_getDefaultName()) != 0)
387     {
388         log_err("Didn't get the proper default codepage for \"es\". Got %s expected: iso-8859-1\n",
389             u_fgetcodepage(myFile));
390     }
391 #if !UCONFIG_NO_FORMATTING
392     if (u_fgetlocale(myFile) == NULL
393         || strcmp(u_fgetlocale(myFile), "es") != 0)
394     {
395         log_err("Didn't get the proper default locale. Got %s expected: %s\n",
396             u_fgetlocale(myFile), "es");
397     }
398 #endif
399     u_fclose(myFile);
400 
401     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "UTF-16");
402     if (u_fgetcodepage(myFile) == NULL
403         || strcmp(u_fgetcodepage(myFile), "UTF-16") != 0)
404     {
405         log_err("Didn't get the proper default codepage for \"en\". Got %s expected: iso-8859-1\n",
406             u_fgetcodepage(myFile));
407     }
408 #if !UCONFIG_NO_FORMATTING
409     if (u_fgetlocale(myFile) == NULL
410         || strcmp(u_fgetlocale(myFile), uloc_getDefault()) != 0)
411     {
412         log_err("Didn't get the proper default locale. Got %s expected: %s\n",
413             u_fgetlocale(myFile), uloc_getDefault());
414     }
415 #endif
416     u_fclose(myFile);
417 
418     myFile = u_fopen(STANDARD_TEST_FILE, "w", "zh", "UTF-16");
419     if (u_fgetcodepage(myFile) == NULL
420         || strcmp(u_fgetcodepage(myFile), "UTF-16") != 0)
421     {
422         log_err("Didn't get the proper default codepage for \"en\". Got %s expected: iso-8859-1\n",
423             u_fgetcodepage(myFile));
424     }
425 #if !UCONFIG_NO_FORMATTING
426     if (u_fgetlocale(myFile) == NULL
427         || strcmp(u_fgetlocale(myFile), "zh") != 0)
428     {
429         log_err("Didn't get the proper default locale. Got %s expected: %s\n",
430             u_fgetlocale(myFile), "zh");
431     }
432 #endif
433     u_fclose(myFile);
434 }
435 
436 
TestfgetsBuffers(void)437 static void TestfgetsBuffers(void) {
438     UChar buffer[2048];
439     UChar expectedBuffer[2048];
440     static const char testStr[] = "This is a test string that tests u_fgets. It makes sure that we don't try to read too much!";
441     UFILE *myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "UTF-16");
442     int32_t expectedSize = (int32_t)strlen(testStr);
443     int32_t readSize;
444     int32_t repetitions;
445 
446     if (myFile == NULL) {
447         log_err("Can't write test file.\n");
448         return;
449     }
450 
451     u_fputc(0x3BC, myFile);
452     if (u_fputc(0x110000, myFile) != U_EOF) {
453         log_err("u_fputc should return U_EOF for 0x110000.\n");
454     }
455     if (u_fputc((UChar32)0xFFFFFFFFu, myFile) != U_EOF) {
456         log_err("u_fputc should return U_EOF for 0xFFFFFFFF.\n");
457     }
458     u_fputc(0xFF41, myFile);
459     u_memset(buffer, 0xBEEF, sizeof(buffer)/sizeof(buffer[0]));
460     u_memset(expectedBuffer, 0, sizeof(expectedBuffer)/sizeof(expectedBuffer[0]));
461     u_uastrncpy(buffer, testStr, expectedSize+1);
462     for (repetitions = 0; repetitions < 16; repetitions++) {
463         u_file_write(buffer, expectedSize, myFile);
464         u_strcat(expectedBuffer, buffer);
465     }
466     u_fclose(myFile);
467 
468     u_memset(buffer, 0xBEEF, sizeof(buffer)/sizeof(buffer[0]));
469     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "UTF-16");
470     if (u_fgetc(myFile) != 0x3BC) {
471         log_err("The first character is wrong\n");
472     }
473     if (u_fgetc(myFile) != 0xFF41) {
474         log_err("The second character is wrong\n");
475     }
476     if (u_fgets(buffer, sizeof(buffer)/sizeof(buffer[0]), myFile) != buffer) {
477         log_err("Didn't get the buffer back\n");
478         return;
479     }
480     readSize = u_strlen(buffer);
481     if (readSize != expectedSize*repetitions) {
482         log_err("Buffer is the wrong size. Got %d Expected %d\n", u_strlen(buffer), expectedSize*repetitions);
483     }
484     if (buffer[(expectedSize*repetitions) + 1] != 0xBEEF) {
485         log_err("u_fgets wrote too much data\n");
486     }
487     if (u_strcmp(buffer, expectedBuffer) != 0) {
488         log_err("Did get expected string back\n");
489     }
490     if (strcmp(u_fgetcodepage(myFile), "UTF-16") != 0) {
491         log_err("Got %s instead of UTF-16\n", u_fgetcodepage(myFile));
492     }
493     u_fclose(myFile);
494 
495     log_verbose("Now trying a multi-byte encoding (UTF-8).\n");
496 
497     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "UTF-8");
498 
499     u_fputc(0x3BC, myFile);
500     u_fputc(0xFF41, myFile);
501     u_memset(buffer, 0xBEEF, sizeof(buffer)/sizeof(buffer[0]));
502     u_memset(expectedBuffer, 0, sizeof(expectedBuffer)/sizeof(expectedBuffer[0]));
503     u_uastrncpy(buffer, testStr, expectedSize+1);
504     for (repetitions = 0; repetitions < 16; repetitions++) {
505         u_file_write(buffer, expectedSize, myFile);
506         u_strcat(expectedBuffer, buffer);
507     }
508     u_fclose(myFile);
509 
510     u_memset(buffer, 0xBEEF, sizeof(buffer)/sizeof(buffer[0]));
511     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "UTF-8");
512     if (strcmp(u_fgetcodepage(myFile), "UTF-8") != 0) {
513         log_err("Got %s instead of UTF-8\n", u_fgetcodepage(myFile));
514     }
515     if (u_fgetc(myFile) != 0x3BC) {
516         log_err("The first character is wrong\n");
517     }
518     if (u_fgetc(myFile) != 0xFF41) {
519         log_err("The second character is wrong\n");
520     }
521     if (u_fgets(buffer, sizeof(buffer)/sizeof(buffer[0]), myFile) != buffer) {
522         log_err("Didn't get the buffer back\n");
523         return;
524     }
525     readSize = u_strlen(buffer);
526     if (readSize != expectedSize*repetitions) {
527         log_err("Buffer is the wrong size. Got %d Expected %d\n", u_strlen(buffer), expectedSize*repetitions);
528     }
529     if (buffer[(expectedSize*repetitions) + 1] != 0xBEEF) {
530         log_err("u_fgets wrote too much data\n");
531     }
532     if (u_strcmp(buffer, expectedBuffer) != 0) {
533         log_err("Did get expected string back\n");
534     }
535     u_fclose(myFile);
536 
537 
538     log_verbose("Now trying a multi-byte encoding (UTF-8) with a really small buffer.\n");
539 
540     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "UTF-8");
541 
542     u_fputc(0xFF41, myFile);
543     u_memset(buffer, 0xBEEF, sizeof(buffer)/sizeof(buffer[0]));
544     u_memset(expectedBuffer, 0, sizeof(expectedBuffer)/sizeof(expectedBuffer[0]));
545     u_uastrncpy(buffer, testStr, expectedSize+1);
546     for (repetitions = 0; repetitions < 1; repetitions++) {
547         u_file_write(buffer, expectedSize, myFile);
548         u_strcat(expectedBuffer, buffer);
549     }
550     u_fclose(myFile);
551 
552     u_memset(buffer, 0xBEEF, sizeof(buffer)/sizeof(buffer[0]));
553     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "UTF-8");
554     if (u_fgets(buffer, 2, myFile) != buffer) {
555         log_err("Didn't get the buffer back\n");
556         return;
557     }
558     readSize = u_strlen(buffer);
559     if (readSize != 1) {
560         log_err("Buffer is the wrong size. Got %d Expected %d\n", u_strlen(buffer), 1);
561     }
562     if (buffer[0] != 0xFF41 || buffer[1] != 0) {
563         log_err("Did get expected string back\n");
564     }
565     if (buffer[2] != 0xBEEF) {
566         log_err("u_fgets wrote too much data\n");
567     }
568     u_fclose(myFile);
569 
570 }
571 
TestFileReadBuffering(void)572 static void TestFileReadBuffering(void) {
573     UChar buffer[1024];
574     UFILE *myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "UTF-16");
575     int32_t how_many;
576     int32_t repetitions;
577 
578     u_memset(buffer, 0xBEEF, sizeof(buffer)/sizeof(buffer[0]));
579     for (repetitions = 0; repetitions < 2; repetitions++) {
580         u_file_write(buffer, sizeof(buffer)/sizeof(buffer[0]), myFile);
581     }
582 
583     u_fclose(myFile);
584     u_memset(buffer, 0xDEAD, sizeof(buffer)/sizeof(buffer[0]));
585     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "UTF-16");
586     how_many = u_file_read(buffer, 1024, myFile);
587     if (how_many != 1024 || buffer[1023] != 0xBEEF) {
588         log_err("u_file_read read too much or not enough data\n");
589     }
590     u_fclose(myFile);
591 }
592 
TestfgetsLineCount(void)593 static void TestfgetsLineCount(void) {
594     UChar buffer[2048];
595     UChar expectedBuffer[2048];
596     char charBuffer[2048];
597     static const char testStr[] = "This is a test string that tests u_fgets. It makes sure that we don't try to read too much!";
598     UFILE *myFile = NULL;
599     FILE *stdFile = fopen(STANDARD_TEST_FILE, "w");
600     int32_t expectedSize = (int32_t)strlen(testStr);
601     int32_t repetitions;
602     int32_t nlRepetitions;
603 
604     if (stdFile == NULL) {
605         log_err("Can't write test file.\n");
606         return;
607     }
608     u_memset(expectedBuffer, 0, sizeof(expectedBuffer)/sizeof(expectedBuffer[0]));
609 
610     for (repetitions = 0; repetitions < 16; repetitions++) {
611         fwrite(testStr, sizeof(testStr[0]), expectedSize, stdFile);
612         for (nlRepetitions = 0; nlRepetitions < repetitions; nlRepetitions++) {
613             fwrite("\n", sizeof(testStr[0]), 1, stdFile);
614         }
615     }
616     fclose(stdFile);
617 
618     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, NULL);
619     stdFile = fopen(STANDARD_TEST_FILE, "r");
620 
621     for (;;) {
622         char *returnedCharBuffer;
623         UChar *returnedUCharBuffer;
624 
625         u_memset(buffer, 0xBEEF, sizeof(buffer)/sizeof(buffer[0]));
626         returnedCharBuffer = fgets(charBuffer, sizeof(charBuffer)/sizeof(charBuffer[0]), stdFile);
627         returnedUCharBuffer = u_fgets(buffer, sizeof(buffer)/sizeof(buffer[0]), myFile);
628 
629         if (!returnedCharBuffer && !returnedUCharBuffer) {
630             /* Both returned NULL. stop. */
631             break;
632         }
633         if (returnedCharBuffer != charBuffer) {
634             log_err("Didn't get the charBuffer back\n");
635             continue;
636         }
637         u_uastrncpy(expectedBuffer, charBuffer, (int32_t)strlen(charBuffer)+1);
638         if (returnedUCharBuffer != buffer) {
639             log_err("Didn't get the buffer back\n");
640             continue;
641         }
642         if (u_strcmp(buffer, expectedBuffer) != 0) {
643             log_err("buffers are different\n");
644         }
645         if (buffer[u_strlen(buffer)+1] != 0xBEEF) {
646             log_err("u_fgets wrote too much\n");
647         }
648     }
649     fclose(stdFile);
650     u_fclose(myFile);
651 }
652 
TestfgetsNewLineHandling(void)653 static void TestfgetsNewLineHandling(void) {
654     UChar buffer[256];
655     static const UChar testUStr[][16] = {
656         {0x000D, 0},
657         {0x000D, 0x000A, 0},
658         {0x000D, 0},
659         {0x000D, 0},
660         {0x0085, 0},
661         {0x000A, 0},
662         {0x000D, 0},
663         {0x000B, 0},
664         {0x000C, 0},
665         {0x000C, 0},
666         {0x2028, 0},
667         {0x0085, 0},
668         {0x2029, 0},
669         {0x0085, 0},
670 
671         {0x008B, 0x000D, 0},
672         {0x00A0, 0x000D, 0x000A, 0},
673         {0x3000, 0x000D, 0},
674         {0xd800, 0xdfff, 0x000D, 0},
675         {0x00AB, 0x0085, 0},
676         {0x00AC, 0x000A, 0},
677         {0x00AD, 0x000D, 0},
678         {0x00BA, 0x000B, 0},
679         {0x00AB, 0x000C, 0},
680         {0x00B1, 0x000C, 0},
681         {0x30BB, 0x2028, 0},
682         {0x00A5, 0x0085, 0},
683         {0x0080, 0x2029, 0},
684         {0x00AF, 0x0085, 0}
685 
686     };
687     UFILE *myFile = NULL;
688     int32_t lineIdx;
689 
690     myFile = u_fopen(STANDARD_TEST_FILE, "wb", NULL, "UTF-8");
691     if (myFile == NULL) {
692         log_err("Can't write test file.\n");
693         return;
694     }
695     for (lineIdx = 0; lineIdx < (int32_t)(sizeof(testUStr)/sizeof(testUStr[0])); lineIdx++) {
696         u_file_write(testUStr[lineIdx], u_strlen(testUStr[lineIdx]), myFile);
697     }
698     u_fclose(myFile);
699 
700     myFile = u_fopen(STANDARD_TEST_FILE, "rb", NULL, "UTF-8");
701 
702     for (lineIdx = 0; lineIdx < (int32_t)(sizeof(testUStr)/sizeof(testUStr[0])); lineIdx++) {
703         UChar *returnedUCharBuffer;
704 
705         u_memset(buffer, 0xBEEF, sizeof(buffer)/sizeof(buffer[0]));
706         returnedUCharBuffer = u_fgets(buffer, sizeof(buffer)/sizeof(buffer[0]), myFile);
707 
708         if (!returnedUCharBuffer) {
709             /* Returned NULL. stop. */
710             break;
711         }
712         if (u_strcmp(buffer, testUStr[lineIdx]) != 0) {
713             log_err("buffers are different at index = %d\n", lineIdx);
714         }
715         if (buffer[u_strlen(buffer)+1] != 0xBEEF) {
716             log_err("u_fgets wrote too much\n");
717         }
718     }
719     if (lineIdx != (int32_t)(sizeof(testUStr)/sizeof(testUStr[0]))) {
720         log_err("u_fgets read too much\n");
721     }
722     if (u_fgets(buffer, sizeof(buffer)/sizeof(buffer[0]), myFile) != NULL) {
723         log_err("u_file_write wrote too much\n");
724     }
725     u_fclose(myFile);
726 }
727 
TestLineCount(const char * prefixLine,const char * line,int32_t numRepititions)728 static void TestLineCount(const char *prefixLine, const char *line, int32_t numRepititions) {
729     UChar buffer[64];
730     UChar expectedBuffer[64];
731     int32_t lineLen = strlen(line);
732     UChar *returnedUCharBuffer;
733     int32_t repetitions;
734     UFILE *myFile = NULL;
735     FILE *stdFile = fopen(STANDARD_TEST_FILE, "wb");
736 
737     if (stdFile == NULL) {
738         log_err("Can't write test file.\n");
739         return;
740     }
741     /* Write a prefix line and then write a bunch of lines */
742     fwrite(prefixLine, strlen(prefixLine), 1, stdFile);
743     for (repetitions = 0; repetitions < numRepititions; repetitions++) {
744         fwrite(line, lineLen, 1, stdFile);
745     }
746     fclose(stdFile);
747 
748     myFile = u_fopen(STANDARD_TEST_FILE, "rb", NULL, NULL);
749     if (myFile == NULL) {
750         log_err("Can't read test file.\n");
751         return;
752     }
753 
754     /* Read the prefix line. This can make sure that a Windows newline is either on a boundary or before it. */
755     u_uastrncpy(expectedBuffer, prefixLine, (int32_t)strlen(prefixLine)+1);
756     returnedUCharBuffer = u_fgets(buffer, sizeof(buffer)/sizeof(buffer[0]), myFile);
757     if (u_strcmp(returnedUCharBuffer, expectedBuffer) != 0) {
758         log_err("prefix buffer is different. prefix=\"%s\"\n", prefixLine);
759         return;
760     }
761 
762     u_uastrncpy(expectedBuffer, line, (int32_t)strlen(line)+1);
763     for (repetitions = 0; ; repetitions++) {
764         u_memset(buffer, 0xBEEF, sizeof(buffer)/sizeof(buffer[0]));
765         returnedUCharBuffer = u_fgets(buffer, sizeof(buffer)/sizeof(buffer[0]), myFile);
766 
767         if (!returnedUCharBuffer) {
768             /* returned NULL. stop. */
769             break;
770         }
771         if (u_strcmp(buffer, expectedBuffer) != 0) {
772             log_err("buffers are different at count %d\n", repetitions);
773         }
774         if (buffer[u_strlen(buffer)+1] != 0xBEEF) {
775             log_err("u_fgets wrote too much\n");
776         }
777     }
778     if (repetitions != numRepititions) {
779         log_err("got wrong number of lines. got=%d expected=%d\n", repetitions, numRepititions);
780     }
781     u_fclose(myFile);
782 }
783 
TestfgetsNewLineCount(void)784 static void TestfgetsNewLineCount(void) {
785     /* This makes sure that lines are correctly handled between buffer boundaries. */
786     TestLineCount("\n", "\n", 1024);    /* Unix newlines */
787     TestLineCount("\r\n", "\r\n", 1024);/* Windows newlines */
788     TestLineCount("a\r\n", "\r\n", 1024);/* Windows newlines offset by 1 byte */
789     TestLineCount("\r\n", "a\r\n", 1024);/* Windows newlines offset with data */
790     TestLineCount("\n", "a\n", 1024);    /* Unix newlines offset with data */
791     TestLineCount("\n", "\r\n", 1024);  /* a mixed number of lines. */
792 }
793 
TestFgetsLineBuffering(void)794 static void TestFgetsLineBuffering(void) {
795     UChar buffer[2003]; /* Use a non-power of 2 or 10 */
796     UChar *returnedUCharBuffer;
797     int32_t repetitions;
798     UFILE *myFile = NULL;
799     FILE *stdFile = fopen(STANDARD_TEST_FILE, "wb");
800 
801     if (stdFile == NULL) {
802         log_err("Can't write test file.\n");
803         return;
804     }
805     u_memset(buffer, 0xBEEF, sizeof(buffer)/sizeof(buffer[0]));
806 
807     /* Write one very long line */
808     for (repetitions = 0; repetitions < ((sizeof(buffer)/sizeof(buffer[0]))*2); repetitions++) {
809         fwrite(repetitions ? "1" : "2", 1, 1, stdFile);
810     }
811     fclose(stdFile);
812 
813     myFile = u_fopen(STANDARD_TEST_FILE, "rb", NULL, NULL);
814     if (myFile == NULL) {
815         log_err("Can't read test file.\n");
816         return;
817     }
818 
819     /* Read part of one very long line */
820     returnedUCharBuffer = u_fgets(buffer, (sizeof(buffer)/sizeof(buffer[0]))-1, myFile);
821     if (u_strlen(returnedUCharBuffer) != ((sizeof(buffer)/sizeof(buffer[0]))-2)) {
822         log_err("Line is wrong length. Got %d. Expected %d.\n",
823             u_strlen(returnedUCharBuffer), ((sizeof(buffer)/sizeof(buffer[0]))-2));
824     }
825     /* We better not read too much */
826     if (buffer[(sizeof(buffer)/sizeof(buffer[0]))-1] != 0xBEEF) {
827         log_err("Too much data was written\n");
828     }
829 
830     u_fclose(myFile);
831 }
832 
833 
TestCodepage(void)834 static void TestCodepage(void) {
835     UFILE *myFile = NULL;
836     static const UChar strABAccentA[] = { 0x0041, 0x0042, 0x00C1, 0x0043, 0};
837     static const UChar strBadConversion[] = { 0x0041, 0x0042, 0xfffd, 0x0043, 0};
838     UChar testBuf[sizeof(strABAccentA)/sizeof(strABAccentA[0])*2]; /* *2 to see if too much was  */
839     char convName[UCNV_MAX_CONVERTER_NAME_LENGTH];
840     int32_t retVal;
841     UErrorCode status = U_ZERO_ERROR;
842 
843     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "absurd converter that can't be opened");
844 
845     if (myFile) {
846         log_err("Recieved a UFILE * with an invalid codepage parameter\n");
847         u_fclose(myFile);
848     }
849 
850     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "ISO-8859-1");
851     if (myFile == NULL) {
852         log_err("Can't write test file for iso-8859-1.\n");
853         return;
854     }
855     if (strcmp("ISO-8859-1", u_fgetcodepage(myFile)) != 0) {
856         log_err("Couldn't get ISO-8859-1 back as opened codepage\n");
857     }
858     u_file_write(strABAccentA, u_strlen(strABAccentA), myFile);
859     u_fclose(myFile);
860 
861     /* Now see what we got wrote */
862     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, NULL);
863     if (u_fsetcodepage("ISO-8859-1", myFile) != 0) {
864         log_err("u_fsetcodepage didn't set the codepage\n");
865     }
866     retVal = u_file_read(testBuf, u_strlen(strABAccentA), myFile);
867     if (u_strncmp(strABAccentA, testBuf, u_strlen(strABAccentA)) != 0) {
868         log_err("The test data was read and written differently!\n");
869     }
870     if (retVal != u_strlen(strABAccentA)) {
871         log_err("The test data returned different lengths. Got: %d, Expected %d\n", retVal, u_strlen(strABAccentA));
872     }
873     u_fclose(myFile);
874 
875     /* What happens on invalid input? */
876     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "ISO-8859-1");
877     if (strcmp(ucnv_getName(u_fgetConverter(myFile), &status), "ISO-8859-1") != 0) {
878         log_err("u_fgetConverter returned %s\n", ucnv_getName(u_fgetConverter(myFile), &status));
879     }
880     if (u_fsetcodepage("UTF-8", myFile) != 0) {
881         log_err("u_fsetcodepage didn't set the codepage to UTF-8\n");
882     }
883     if (strcmp(ucnv_getName(u_fgetConverter(myFile), &status), "UTF-8") != 0) {
884         log_err("u_fgetConverter returned %s\n", ucnv_getName(u_fgetConverter(myFile), &status));
885     }
886     retVal = u_file_read(testBuf, u_strlen(strBadConversion), myFile);
887     if (u_strncmp(strBadConversion, testBuf, u_strlen(strBadConversion)) != 0) {
888         log_err("The test data wasn't subsituted as expected\n");
889     }
890     u_fclose(myFile);
891 
892     /* Can't currently swap codepages midstream */
893     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "ISO-8859-1");
894     strcpy(convName, u_fgetcodepage(myFile));
895     u_file_read(testBuf, 1, myFile);
896     if (u_fsetcodepage("UTF-8", myFile) == 0) {
897         log_err("u_fsetcodepage set the codepage after reading a byte\n");
898     }
899     retVal = u_file_read(testBuf + 1, u_strlen(strABAccentA) - 1, myFile);
900     if (u_strncmp(strABAccentA, testBuf, u_strlen(strABAccentA)) != 0) {
901         log_err("u_fsetcodepage changed the codepages after writing data\n");
902     }
903     if ((retVal + 1) != u_strlen(strABAccentA)) {
904         log_err("The test data returned different lengths. Got: %d, Expected %d\n", retVal, u_strlen(strABAccentA));
905     }
906     u_frewind(myFile);
907     retVal = u_file_read(testBuf, u_strlen(strABAccentA), myFile);
908     if (u_strncmp(strABAccentA, testBuf, u_strlen(strABAccentA)) != 0) {
909         log_err("The test data was read and written differently!\n");
910     }
911     if (retVal != u_strlen(strABAccentA)) {
912         log_err("The test data returned different lengths. Got: %d, Expected %d\n", retVal, u_strlen(strABAccentA));
913     }
914     u_fclose(myFile);
915 
916 }
917 
TestCodepageFlush(void)918 static void TestCodepageFlush(void) {
919 #if UCONFIG_NO_LEGACY_CONVERSION || UCONFIG_NO_FORMATTING
920   log_verbose("Skipping, legacy conversion or formatting is disabled.");
921 #else
922   UChar utf16String[] = { 0x39, 0x39, 0x39, 0x20, 0x65E0, 0x6CD6, 0x5728, 0x0000 };
923   uint8_t inBuf[200];
924   size_t inLen =0;
925   const char *enc = "IBM-1388"; /* GBK EBCDIC stateful */
926   UFILE *myFile = u_fopen(STANDARD_TEST_FILE, "wb", STANDARD_TEST_LOCALE, enc);
927   FILE *myCFile;
928   int shift = 0;
929   int32_t i;
930 
931   if (myFile == NULL) {
932     log_err("Can't write test file %s\n", STANDARD_TEST_FILE);
933     return;
934   }
935 
936   u_fprintf(myFile, "%S", utf16String);
937   u_fclose(myFile);
938 
939   /* now read it back */
940     myCFile = fopen(STANDARD_TEST_FILE, "rb");
941     if (myCFile == NULL) {
942         log_err("Can't read test file.");
943         return;
944     }
945 
946     inLen = fread(inBuf, 1, 200, myCFile);
947     fclose(myCFile);
948 
949     if(inLen<=0) {
950       log_err("Failed during read of test file.");
951       return;
952     }
953 
954     /* check if shift in and out */
955     for(i=0;i<(int32_t)inLen;i++) {
956       if(inBuf[i]==0x0E) {  /* SO */
957         shift= 1;
958       } else if(inBuf[i]==0x0F) { /* SI */
959         shift= -1;
960       }
961     }
962 
963     if(shift==0) {
964       log_err("Err: shift was unchanged\n");
965     } else if(shift==1) {
966       log_err("Err: at end of string, we were still shifted out (SO, 0x0E).\n");
967     } else if(shift==-1) {
968       log_verbose("OK: Shifted in (SI, 0x0F)\n");
969     }
970 
971     if(inLen != 12) {
972       log_err("Expected 12 bytes, read %d\n", inLen);
973     } else {
974       log_verbose("OK: read %d bytes\n", inLen);
975     }
976 
977 
978 #endif
979 }
980 
981 #if !UCONFIG_NO_FORMATTING
TestFilePrintCompatibility(void)982 static void TestFilePrintCompatibility(void) {
983     UFILE *myFile = u_fopen(STANDARD_TEST_FILE, "wb", STANDARD_TEST_LOCALE, NULL);
984     FILE *myCFile;
985     int32_t num;
986     char cVal;
987     static const UChar emptyStr[] = {0};
988     char readBuf[512] = "";
989     char testBuf[512] = "";
990     int32_t n = 0;
991 
992     if (myFile == NULL) {
993         log_err("Can't write test file.\n");
994         return;
995     }
996 #if !UCONFIG_NO_FORMATTING
997     if (strcmp(u_fgetlocale(myFile), STANDARD_TEST_LOCALE) != 0) {
998         log_err("Got %s instead of en_US_POSIX for locale\n", u_fgetlocale(myFile));
999     }
1000 #endif
1001 
1002     /* Compare against C API compatibility */
1003     for (num = -STANDARD_TEST_NUM_RANGE; num < STANDARD_TEST_NUM_RANGE; num++) {
1004         u_fprintf(myFile, "%x ", num);
1005         u_fprintf(myFile, "%X ", num);
1006         u_fprintf(myFile, "%o ", num);
1007         u_fprintf(myFile, "%d ", num);
1008         u_fprintf(myFile, "%i ", num);
1009         u_fprintf(myFile, "%f ", (double)num);
1010 /*        u_fprintf(myFile, "%e ", (double)num);
1011         u_fprintf(myFile, "%E ", (double)num);*/
1012         u_fprintf(myFile, "%g ", (double)num);
1013         u_fprintf(myFile, "%G", (double)num);
1014         u_fputs(emptyStr, myFile);
1015     }
1016 
1017     u_fprintf_u(myFile, NEW_LINE);
1018 
1019     for (num = 0; num < 0x80; num++) {
1020         u_fprintf(myFile, "%c", num);
1021     }
1022 
1023     u_fclose(myFile);
1024     myCFile = fopen(STANDARD_TEST_FILE, "rb");
1025     if (myCFile == NULL) {
1026         log_err("Can't read test file.");
1027         return;
1028     }
1029 
1030     for (num = -STANDARD_TEST_NUM_RANGE; num < STANDARD_TEST_NUM_RANGE; num++) {
1031         /* Note: gcc on Ubuntu complains if return value of scanf is ignored. */
1032         n += fscanf(myCFile, "%s", readBuf);
1033         sprintf(testBuf, "%x", (int)num);
1034         if (strcmp(readBuf, testBuf) != 0) {
1035             log_err("%%x Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1036         }
1037 
1038         n += fscanf(myCFile, "%s", readBuf);
1039         sprintf(testBuf, "%X", (int)num);
1040         if (strcmp(readBuf, testBuf) != 0) {
1041             log_err("%%X Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1042         }
1043 
1044         n += fscanf(myCFile, "%s", readBuf);
1045         sprintf(testBuf, "%o", (int)num);
1046         if (strcmp(readBuf, testBuf) != 0) {
1047             log_err("%%o Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1048         }
1049 
1050         /* fprintf is not compatible on all platforms e.g. the iSeries */
1051         n += fscanf(myCFile, "%s", readBuf);
1052         sprintf(testBuf, "%d", (int)num);
1053         if (strcmp(readBuf, testBuf) != 0) {
1054             log_err("%%d Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1055         }
1056 
1057         n += fscanf(myCFile, "%s", readBuf);
1058         sprintf(testBuf, "%i", (int)num);
1059         if (strcmp(readBuf, testBuf) != 0) {
1060             log_err("%%i Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1061         }
1062 
1063         n += fscanf(myCFile, "%s", readBuf);
1064         sprintf(testBuf, "%f", (double)num);
1065         if (strcmp(readBuf, testBuf) != 0) {
1066             log_err("%%f Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1067         }
1068 
1069 /*        fscanf(myCFile, "%s", readBuf);
1070         sprintf(testBuf, "%e", (double)num);
1071         if (strcmp(readBuf, testBuf) != 0) {
1072             log_err("%%e Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1073         }
1074 
1075         fscanf(myCFile, "%s", readBuf);
1076         sprintf(testBuf, "%E", (double)num);
1077         if (strcmp(readBuf, testBuf) != 0) {
1078             log_err("%%E Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1079         }*/
1080 
1081         n += fscanf(myCFile, "%s", readBuf);
1082         sprintf(testBuf, "%g", (double)num);
1083         if (strcmp(readBuf, testBuf) != 0) {
1084             log_err("%%g Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1085         }
1086 
1087         n += fscanf(myCFile, "%s", readBuf);
1088         sprintf(testBuf, "%G", (double)num);
1089         if (strcmp(readBuf, testBuf) != 0) {
1090             log_err("%%G Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1091         }
1092     }
1093 
1094     /* Properly eat the newlines */
1095     for (num = 0; num < (int32_t)strlen(C_NEW_LINE); num++) {
1096         n += fscanf(myCFile, "%c", &cVal);
1097         if (cVal != C_NEW_LINE[num]) {
1098             log_err("OS newline error\n");
1099         }
1100     }
1101     for (num = 0; num < (int32_t)strlen(C_NEW_LINE); num++) {
1102         n += fscanf(myCFile, "%c", &cVal);
1103         if (cVal != C_NEW_LINE[num]) {
1104             log_err("ustdio newline error\n");
1105         }
1106     }
1107 
1108     for (num = 0; num < 0x80; num++) {
1109         cVal = -1;
1110         n += fscanf(myCFile, "%c", &cVal);
1111         if (num != cVal) {
1112             log_err("%%c Got: 0x%x, Expected: 0x%x\n", cVal, num);
1113         }
1114     }
1115     (void)n;
1116     fclose(myCFile);
1117 }
1118 #endif
1119 
1120 #define TestFPrintFormat(uFormat, uValue, cFormat, cValue) \
1121     myFile = u_fopen(STANDARD_TEST_FILE, "w", STANDARD_TEST_LOCALE, NULL);\
1122     if (myFile == NULL) {\
1123         log_err("Can't write test file for %s.\n", uFormat);\
1124         return;\
1125     }\
1126     /* Reinitialize the buffer to verify null termination works. */\
1127     u_memset(uBuffer, 0x2a, sizeof(uBuffer)/sizeof(*uBuffer));\
1128     memset(buffer, '*', sizeof(buffer)/sizeof(*buffer));\
1129     \
1130     uNumPrinted = u_fprintf(myFile, uFormat, uValue);\
1131     u_fclose(myFile);\
1132     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, NULL);\
1133     u_fgets(uBuffer, sizeof(uBuffer)/sizeof(*uBuffer), myFile);\
1134     u_fclose(myFile);\
1135     u_austrncpy(compBuffer, uBuffer, sizeof(uBuffer)/sizeof(*uBuffer));\
1136     cNumPrinted = sprintf(buffer, cFormat, cValue);\
1137     if (strcmp(buffer, compBuffer) != 0) {\
1138         log_err("%" uFormat " Got: \"%s\", Expected: \"%s\"\n", compBuffer, buffer);\
1139     }\
1140     if (cNumPrinted != uNumPrinted) {\
1141         log_err("%" uFormat " number printed Got: %d, Expected: %d\n", uNumPrinted, cNumPrinted);\
1142     }\
1143     if (buffer[uNumPrinted+1] != '*') {\
1144         log_err("%" uFormat " too much stored\n");\
1145     }\
1146 
1147 #if !UCONFIG_NO_FORMATTING
TestFprintfFormat(void)1148 static void TestFprintfFormat(void) {
1149     static const UChar abcUChars[] = {0x61,0x62,0x63,0};
1150     static const char abcChars[] = "abc";
1151     UChar uBuffer[256];
1152     char buffer[256];
1153     char compBuffer[256];
1154     int32_t uNumPrinted;
1155     int32_t cNumPrinted;
1156     UFILE *myFile;
1157 
1158     TestFPrintFormat("%8S", abcUChars, "%8s", abcChars);
1159     TestFPrintFormat("%-8S", abcUChars, "%-8s", abcChars);
1160     TestFPrintFormat("%.2S", abcUChars, "%.2s", abcChars); /* strlen is 3 */
1161 
1162     TestFPrintFormat("%8s", abcChars, "%8s", abcChars);
1163     TestFPrintFormat("%-8s", abcChars, "%-8s", abcChars);
1164     TestFPrintFormat("%.2s", abcChars, "%.2s", abcChars); /* strlen is 3 */
1165 
1166     TestFPrintFormat("%8c", (char)'e', "%8c", (char)'e');
1167     TestFPrintFormat("%-8c", (char)'e', "%-8c", (char)'e');
1168 
1169     TestFPrintFormat("%8C", (UChar)0x65, "%8c", (char)'e');
1170     TestFPrintFormat("%-8C", (UChar)0x65, "%-8c", (char)'e');
1171 
1172     TestFPrintFormat("%f", 1.23456789, "%f", 1.23456789);
1173     TestFPrintFormat("%f", 12345.6789, "%f", 12345.6789);
1174     TestFPrintFormat("%f", 123456.789, "%f", 123456.789);
1175     TestFPrintFormat("%f", 1234567.89, "%f", 1234567.89);
1176     TestFPrintFormat("%10f", 1.23456789, "%10f", 1.23456789);
1177     TestFPrintFormat("%-10f", 1.23456789, "%-10f", 1.23456789);
1178     TestFPrintFormat("%10f", 123.456789, "%10f", 123.456789);
1179     TestFPrintFormat("%10.4f", 123.456789, "%10.4f", 123.456789);
1180     TestFPrintFormat("%-10f", 123.456789, "%-10f", 123.456789);
1181 
1182 /*    TestFPrintFormat("%g", 12345.6789, "%g", 12345.6789);
1183     TestFPrintFormat("%g", 123456.789, "%g", 123456.789);
1184     TestFPrintFormat("%g", 1234567.89, "%g", 1234567.89);
1185     TestFPrintFormat("%G", 123456.789, "%G", 123456.789);
1186     TestFPrintFormat("%G", 1234567.89, "%G", 1234567.89);*/
1187     TestFPrintFormat("%10g", 1.23456789, "%10g", 1.23456789);
1188     TestFPrintFormat("%10.4g", 1.23456789, "%10.4g", 1.23456789);
1189     TestFPrintFormat("%-10g", 1.23456789, "%-10g", 1.23456789);
1190     TestFPrintFormat("%10g", 123.456789, "%10g", 123.456789);
1191     TestFPrintFormat("%-10g", 123.456789, "%-10g", 123.456789);
1192 
1193     TestFPrintFormat("%8x", 123456, "%8x", 123456);
1194     TestFPrintFormat("%-8x", 123456, "%-8x", 123456);
1195     TestFPrintFormat("%08x", 123456, "%08x", 123456);
1196 
1197     TestFPrintFormat("%8X", 123456, "%8X", 123456);
1198     TestFPrintFormat("%-8X", 123456, "%-8X", 123456);
1199     TestFPrintFormat("%08X", 123456, "%08X", 123456);
1200     TestFPrintFormat("%#x", 123456, "%#x", 123456);
1201     TestFPrintFormat("%#x", -123456, "%#x", -123456);
1202 
1203     TestFPrintFormat("%8o", 123456, "%8o", 123456);
1204     TestFPrintFormat("%-8o", 123456, "%-8o", 123456);
1205     TestFPrintFormat("%08o", 123456, "%08o", 123456);
1206     TestFPrintFormat("%#o", 123, "%#o", 123);
1207     TestFPrintFormat("%#o", -123, "%#o", -123);
1208 
1209     TestFPrintFormat("%8u", 123456, "%8u", 123456);
1210     TestFPrintFormat("%-8u", 123456, "%-8u", 123456);
1211     TestFPrintFormat("%08u", 123456, "%08u", 123456);
1212     TestFPrintFormat("%8u", -123456, "%8u", -123456);
1213     TestFPrintFormat("%-8u", -123456, "%-8u", -123456);
1214     TestFPrintFormat("%.5u", 123456, "%.5u", 123456);
1215     TestFPrintFormat("%.6u", 123456, "%.6u", 123456);
1216     TestFPrintFormat("%.7u", 123456, "%.7u", 123456);
1217 
1218     TestFPrintFormat("%8d", 123456, "%8d", 123456);
1219     TestFPrintFormat("%-8d", 123456, "%-8d", 123456);
1220     TestFPrintFormat("%08d", 123456, "%08d", 123456);
1221     TestFPrintFormat("% d", 123456, "% d", 123456);
1222     TestFPrintFormat("% d", -123456, "% d", -123456);
1223 
1224     TestFPrintFormat("%8i", 123456, "%8i", 123456);
1225     TestFPrintFormat("%-8i", 123456, "%-8i", 123456);
1226     TestFPrintFormat("%08i", 123456, "%08i", 123456);
1227 
1228     log_verbose("Get really crazy with the formatting.\n");
1229 
1230     TestFPrintFormat("%-#12x", 123, "%-#12x", 123);
1231     TestFPrintFormat("%-#12x", -123, "%-#12x", -123);
1232     TestFPrintFormat("%#12x", 123, "%#12x", 123);
1233     TestFPrintFormat("%#12x", -123, "%#12x", -123);
1234 
1235     TestFPrintFormat("%-+12d", 123,  "%-+12d", 123);
1236     TestFPrintFormat("%-+12d", -123, "%-+12d", -123);
1237     TestFPrintFormat("%- 12d", 123,  "%- 12d", 123);
1238     TestFPrintFormat("%- 12d", -123, "%- 12d", -123);
1239     TestFPrintFormat("%+12d", 123,   "%+12d", 123);
1240     TestFPrintFormat("%+12d", -123,  "%+12d", -123);
1241     TestFPrintFormat("% 12d", 123,   "% 12d", 123);
1242     TestFPrintFormat("% 12d", -123,  "% 12d", -123);
1243     TestFPrintFormat("%12d", 123,    "%12d", 123);
1244     TestFPrintFormat("%12d", -123,   "%12d", -123);
1245     TestFPrintFormat("%.12d", 123,   "%.12d", 123);
1246     TestFPrintFormat("%.12d", -123,  "%.12d", -123);
1247 
1248     TestFPrintFormat("%-+12.1f", 1.234,  "%-+12.1f", 1.234);
1249     TestFPrintFormat("%-+12.1f", -1.234, "%-+12.1f", -1.234);
1250     TestFPrintFormat("%- 12.10f", 1.234, "%- 12.10f", 1.234);
1251     TestFPrintFormat("%- 12.1f", -1.234, "%- 12.1f", -1.234);
1252     TestFPrintFormat("%+12.1f", 1.234,   "%+12.1f", 1.234);
1253     TestFPrintFormat("%+12.1f", -1.234,  "%+12.1f", -1.234);
1254     TestFPrintFormat("% 12.1f", 1.234,   "% 12.1f", 1.234);
1255     TestFPrintFormat("% 12.1f", -1.234,  "% 12.1f", -1.234);
1256     TestFPrintFormat("%12.1f", 1.234,    "%12.1f", 1.234);
1257     TestFPrintFormat("%12.1f", -1.234,   "%12.1f", -1.234);
1258     TestFPrintFormat("%.2f", 1.234,      "%.2f", 1.234);
1259     TestFPrintFormat("%.2f", -1.234,     "%.2f", -1.234);
1260     TestFPrintFormat("%3f", 1.234,       "%3f", 1.234);
1261     TestFPrintFormat("%3f", -1.234,      "%3f", -1.234);
1262 
1263     myFile = u_fopen(STANDARD_TEST_FILE, "w", STANDARD_TEST_LOCALE, NULL);
1264     /* Reinitialize the buffer to verify null termination works. */
1265     u_memset(uBuffer, 0x2a, sizeof(uBuffer)/sizeof(*uBuffer));
1266     memset(buffer, '*', sizeof(buffer)/sizeof(*buffer));
1267 
1268     uNumPrinted = u_fprintf(myFile, "%d % d %d", -1234, 1234, 1234);
1269     u_fclose(myFile);
1270     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, NULL);
1271     u_fgets(uBuffer, sizeof(uBuffer)/sizeof(*uBuffer), myFile);
1272     u_fclose(myFile);
1273     u_austrncpy(compBuffer, uBuffer, sizeof(uBuffer)/sizeof(*uBuffer));
1274     cNumPrinted = sprintf(buffer, "%d % d %d", -1234, 1234, 1234);
1275     if (strcmp(buffer, compBuffer) != 0) {
1276         log_err("%%d %% d %%d Got: \"%s\", Expected: \"%s\"\n", compBuffer, buffer);
1277     }
1278     if (cNumPrinted != uNumPrinted) {
1279         log_err("%%d %% d %%d number printed Got: %d, Expected: %d\n", uNumPrinted, cNumPrinted);
1280     }
1281     if (buffer[uNumPrinted+1] != '*') {
1282         log_err("%%d %% d %%d too much stored\n");
1283     }
1284 }
1285 #endif
1286 
1287 #undef TestFPrintFormat
1288 
1289 #if !UCONFIG_NO_FORMATTING
TestFScanSetFormat(const char * format,const UChar * uValue,const char * cValue,UBool expectedToPass)1290 static void TestFScanSetFormat(const char *format, const UChar *uValue, const char *cValue, UBool expectedToPass) {
1291     UFILE *myFile;
1292     UChar uBuffer[256];
1293     char buffer[256];
1294     char compBuffer[256];
1295     int32_t uNumScanned;
1296     int32_t cNumScanned;
1297 
1298     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, NULL);
1299     if (myFile == NULL) {
1300         log_err("Can't write test file for %s.\n", format);
1301         return;
1302     }
1303     /* Reinitialize the buffer to verify null termination works. */
1304     u_memset(uBuffer, 0x2a, sizeof(uBuffer)/sizeof(*uBuffer));
1305     uBuffer[sizeof(uBuffer)/sizeof(*uBuffer)-1] = 0;
1306     memset(buffer, '*', sizeof(buffer)/sizeof(*buffer));
1307     buffer[sizeof(buffer)/sizeof(*buffer)-1] = 0;
1308 
1309     u_fprintf(myFile, "%S", uValue);
1310     u_fclose(myFile);
1311     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, NULL);
1312     uNumScanned = u_fscanf(myFile, format, uBuffer);
1313     u_fclose(myFile);
1314     if (expectedToPass) {
1315         u_austrncpy(compBuffer, uBuffer, sizeof(uBuffer)/sizeof(*uBuffer));
1316         cNumScanned = sscanf(cValue, format, buffer);
1317         if (strncmp(buffer, compBuffer, sizeof(buffer)/sizeof(*buffer)) != 0) {
1318             log_err("%s Got: \"%s\", Expected: \"%s\"\n", format, compBuffer, buffer);
1319         }
1320         if (cNumScanned != uNumScanned) {
1321             log_err("%s number printed Got: %d, Expected: %d\n", format, uNumScanned, cNumScanned);
1322         }
1323         if (uNumScanned > 0 && uBuffer[u_strlen(uBuffer)+1] != 0x2a) {
1324             log_err("%s too much stored\n", format);
1325         }
1326     }
1327     else {
1328         if (uNumScanned != 0 || uBuffer[0] != 0x2a || uBuffer[1] != 0x2a) {
1329             log_err("%s too much stored on a failure\n", format);
1330         }
1331     }
1332 }
1333 #endif
1334 
1335 #if !UCONFIG_NO_FORMATTING
TestFScanset(void)1336 static void TestFScanset(void) {
1337     static const UChar abcUChars[] = {0x61,0x62,0x63,0x63,0x64,0x65,0x66,0x67,0};
1338     static const char abcChars[] = "abccdefg";
1339 
1340     TestFScanSetFormat("%[bc]S", abcUChars, abcChars, TRUE);
1341     TestFScanSetFormat("%[cb]S", abcUChars, abcChars, TRUE);
1342 
1343     TestFScanSetFormat("%[ab]S", abcUChars, abcChars, TRUE);
1344     TestFScanSetFormat("%[ba]S", abcUChars, abcChars, TRUE);
1345 
1346     TestFScanSetFormat("%[ab]", abcUChars, abcChars, TRUE);
1347     TestFScanSetFormat("%[ba]", abcUChars, abcChars, TRUE);
1348 
1349     TestFScanSetFormat("%[abcdefgh]", abcUChars, abcChars, TRUE);
1350     TestFScanSetFormat("%[;hgfedcba]", abcUChars, abcChars, TRUE);
1351 
1352     TestFScanSetFormat("%[^a]", abcUChars, abcChars, TRUE);
1353     TestFScanSetFormat("%[^e]", abcUChars, abcChars, TRUE);
1354     TestFScanSetFormat("%[^ed]", abcUChars, abcChars, TRUE);
1355     TestFScanSetFormat("%[^dc]", abcUChars, abcChars, TRUE);
1356     TestFScanSetFormat("%[^e]  ", abcUChars, abcChars, TRUE);
1357 
1358     TestFScanSetFormat("%1[ab]  ", abcUChars, abcChars, TRUE);
1359     TestFScanSetFormat("%2[^f]", abcUChars, abcChars, TRUE);
1360 
1361     TestFScanSetFormat("%[qrst]", abcUChars, abcChars, TRUE);
1362 
1363     /* Extra long string for testing */
1364     TestFScanSetFormat("                                                                                                                         %[qrst]",
1365         abcUChars, abcChars, TRUE);
1366 
1367     TestFScanSetFormat("%[a-]", abcUChars, abcChars, TRUE);
1368 
1369     /* Bad format */
1370     TestFScanSetFormat("%[f-a]", abcUChars, abcChars, FALSE);
1371     TestFScanSetFormat("%[c-a]", abcUChars, abcChars, FALSE);
1372     TestFScanSetFormat("%[a", abcUChars, abcChars, FALSE);
1373     /* The following is not deterministic on Windows */
1374 /*    TestFScanSetFormat("%[a-", abcUChars, abcChars);*/
1375 
1376     /* TODO: Need to specify precision with a "*" */
1377 }
1378 #endif
1379 #if !UCONFIG_NO_FORMATTING
TestBadFScanfFormat(const char * format,const UChar * uValue,const char * cValue)1380 static void TestBadFScanfFormat(const char *format, const UChar *uValue, const char *cValue) {
1381     UFILE *myFile;
1382     UChar uBuffer[256];
1383     int32_t uNumScanned;
1384 
1385     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, NULL);
1386     if (myFile == NULL) {
1387         log_err("Can't write test file for %s.\n", format);
1388         return;
1389     }
1390     /* Reinitialize the buffer to verify null termination works. */
1391     u_memset(uBuffer, 0x2a, sizeof(uBuffer)/sizeof(*uBuffer));
1392     uBuffer[sizeof(uBuffer)/sizeof(*uBuffer)-1] = 0;
1393 
1394     u_fprintf(myFile, "%S", uValue);
1395     u_fclose(myFile);
1396     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, NULL);
1397     uNumScanned = u_fscanf(myFile, format, uBuffer);
1398     u_fclose(myFile);
1399     if (uNumScanned != 0 || uBuffer[0] != 0x2a || uBuffer[1] != 0x2a) {
1400         log_err("%s too much stored on a failure\n", format);
1401     }
1402 }
1403 #endif
1404 #if !UCONFIG_NO_FORMATTING
TestBadScanfFormat(void)1405 static void TestBadScanfFormat(void) {
1406     static const UChar abcUChars[] = {0x61,0x62,0x63,0x63,0x64,0x65,0x66,0x67,0};
1407     static const char abcChars[] = "abccdefg";
1408 
1409     TestBadFScanfFormat("%[]  ", abcUChars, abcChars);
1410 }
1411 #endif
1412 #if !UCONFIG_NO_FORMATTING
Test_u_vfprintf(const char * expectedResult,const char * format,...)1413 static void Test_u_vfprintf(const char *expectedResult, const char *format, ...) {
1414     UChar uBuffer[256];
1415     UChar uBuffer2[256];
1416     va_list ap;
1417     int32_t count;
1418     UFILE *myFile;
1419 
1420     myFile = u_fopen(STANDARD_TEST_FILE, "w", STANDARD_TEST_LOCALE, "UTF-8");
1421     if (!myFile) {
1422         log_err("Test file can't be opened\n");
1423         return;
1424     }
1425 
1426     va_start(ap, format);
1427     count = u_vfprintf(myFile, format, ap);
1428     (void)count;    /* Suppress set but not used warning.  */
1429     va_end(ap);
1430 
1431     u_fclose(myFile);
1432 
1433 
1434     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, "UTF-8");
1435     if (!myFile) {
1436         log_err("Test file can't be opened\n");
1437         return;
1438     }
1439     u_fgets(uBuffer, sizeof(uBuffer)/sizeof(*uBuffer), myFile);
1440     u_uastrcpy(uBuffer2, expectedResult);
1441     if (u_strcmp(uBuffer, uBuffer2) != 0) {
1442         log_err("Got two different results for \"%s\" expected \"%s\"\n", format, expectedResult);
1443     }
1444     u_fclose(myFile);
1445 
1446 
1447     myFile = u_fopen(STANDARD_TEST_FILE, "w", STANDARD_TEST_LOCALE, NULL);
1448     if (!myFile) {
1449         log_err("Test file can't be opened\n");
1450         return;
1451     }
1452     u_uastrcpy(uBuffer, format);
1453 
1454     va_start(ap, format);
1455     count = u_vfprintf_u(myFile, uBuffer, ap);
1456     va_end(ap);
1457 
1458     u_fclose(myFile);
1459 
1460 
1461     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, NULL);
1462     if (!myFile) {
1463         log_err("Test file can't be opened\n");
1464         return;
1465     }
1466     u_fgets(uBuffer, sizeof(uBuffer)/sizeof(*uBuffer), myFile);
1467     u_uastrcpy(uBuffer2, expectedResult);
1468     if (u_strcmp(uBuffer, uBuffer2) != 0) {
1469         log_err("Got two different results for \"%s\" expected \"%s\"\n", format, expectedResult);
1470     }
1471     u_fclose(myFile);
1472 }
1473 
TestVargs(void)1474 static void TestVargs(void) {
1475     Test_u_vfprintf("8 9 a B 8.9", "%d %u %x %X %.1f", 8, 9, 10, 11, 8.9);
1476 }
1477 #endif
1478 
TestUnicodeFormat(void)1479 static void TestUnicodeFormat(void)
1480 {
1481 #if !UCONFIG_NO_FORMATTING
1482     /* Make sure that invariant conversion doesn't happen on the _u formats. */
1483     UChar myUString[256];
1484     UFILE *myFile;
1485     static const UChar TEST_STR[] = { 0x03BC, 0x0025, 0x0024, 0};
1486     static const UChar PERCENT_S[] = { 0x03BC, 0x0025, 0x0053, 0};
1487 
1488     u_memset(myUString, 0x2a, sizeof(myUString)/sizeof(*myUString));
1489 
1490     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "UTF-8");
1491     if (!myFile) {
1492         log_err("Test file can't be opened\n");
1493         return;
1494     }
1495     u_fprintf_u(myFile, PERCENT_S, TEST_STR);
1496     u_fclose(myFile);
1497 
1498     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "UTF-8");
1499     if (!myFile) {
1500         log_err("Test file can't be opened\n");
1501         return;
1502     }
1503     u_fscanf_u(myFile, PERCENT_S, myUString);
1504     u_fclose(myFile);
1505     if (u_strcmp(TEST_STR, myUString) != 0) {
1506         log_err("u_fscanf_u doesn't work.\n");
1507     }
1508 #endif
1509 }
1510 
TestFileWriteRetval(const char * a_pszEncoding)1511 static void TestFileWriteRetval(const char * a_pszEncoding) {
1512     UChar * buffer;
1513     UFILE * myFile;
1514     int32_t count;
1515     int32_t expected = 10000; /* test with large data to test internal buffer looping */
1516     UChar   testChar = 0xBEEF;
1517 
1518     if (!*a_pszEncoding || 0 == strcmp(a_pszEncoding, "ASCII")) {
1519         testChar = 0x65; /* 'A' - otherwise read test will fail */
1520     }
1521 
1522     buffer = (UChar*) malloc(expected * sizeof(UChar));
1523     if (!buffer) {
1524         log_err("Out of memory\n");
1525         return;
1526     }
1527 
1528     /* write */
1529     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, a_pszEncoding);
1530     if (!myFile) {
1531         free(buffer);
1532         log_err("Test file can't be opened for write\n");
1533         return;
1534     }
1535     u_memset(buffer, testChar, expected);
1536     count = u_file_write(buffer, expected, myFile);
1537     u_fclose(myFile);
1538     if (count != expected) {
1539         free(buffer);
1540         log_err("u_file_write returned incorrect number of characters written\n");
1541         return;
1542     }
1543 
1544     free(buffer);
1545     buffer = NULL;
1546 
1547     /* read */
1548     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, a_pszEncoding);
1549     if (!myFile) {
1550         log_err("Test file can't be opened for read\n");
1551         return;
1552     }
1553     for (count = 0; count < expected; ++count) {
1554         UChar gotChar = u_fgetc(myFile);
1555 	if(gotChar != testChar) {
1556             log_err("u_fgetc returned unexpected character U+%04X expected U+%04X\n", gotChar, testChar);
1557             u_fclose(myFile);
1558             return;
1559         }
1560     }
1561     if (u_fgetc(myFile) != U_EOF) {
1562         log_err("u_fgetc did not return expected EOF\n");
1563         u_fclose(myFile);
1564         return;
1565         }
1566     u_fclose(myFile);
1567 }
1568 
TestFileWriteRetvalUTF16(void)1569 static void TestFileWriteRetvalUTF16(void) {
1570     TestFileWriteRetval("UTF-16");
1571 }
1572 
TestFileWriteRetvalUTF8(void)1573 static void TestFileWriteRetvalUTF8(void) {
1574     TestFileWriteRetval("UTF-8");
1575 }
1576 
TestFileWriteRetvalASCII(void)1577 static void TestFileWriteRetvalASCII(void) {
1578     TestFileWriteRetval("ASCII");
1579 }
1580 
TestFileWriteRetvalNONE(void)1581 static void TestFileWriteRetvalNONE(void) {
1582     TestFileWriteRetval("");
1583 }
1584 
1585 U_CFUNC void
addFileTest(TestNode ** root)1586 addFileTest(TestNode** root) {
1587 #if !UCONFIG_NO_FORMATTING
1588     addTest(root, &TestFile, "file/TestFile");
1589     addTest(root, &TestFinit, "file/TestFinit");
1590     addTest(root, &TestFadopt, "file/TestFadopt");
1591 #endif
1592     addTest(root, &StdinBuffering, "file/StdinBuffering");
1593     addTest(root, &TestfgetsBuffers, "file/TestfgetsBuffers");
1594     addTest(root, &TestFileReadBuffering, "file/TestFileReadBuffering");
1595     addTest(root, &TestfgetsLineCount, "file/TestfgetsLineCount");
1596     addTest(root, &TestfgetsNewLineHandling, "file/TestfgetsNewLineHandling");
1597     addTest(root, &TestfgetsNewLineCount, "file/TestfgetsNewLineCount");
1598     addTest(root, &TestFgetsLineBuffering, "file/TestFgetsLineBuffering");
1599     addTest(root, &TestCodepage, "file/TestCodepage");
1600     addTest(root, &TestCodepageFlush, "file/TestCodepageFlush");
1601     addTest(root, &TestFileWriteRetvalUTF16, "file/TestFileWriteRetvalUTF16");
1602     addTest(root, &TestFileWriteRetvalUTF8, "file/TestFileWriteRetvalUTF8");
1603     addTest(root, &TestFileWriteRetvalASCII, "file/TestFileWriteRetvalASCII");
1604     addTest(root, &TestFileWriteRetvalNONE, "file/TestFileWriteRetvalNONE");
1605 #if !UCONFIG_NO_FORMATTING
1606     addTest(root, &TestCodepageAndLocale, "file/TestCodepageAndLocale");
1607     addTest(root, &TestFprintfFormat, "file/TestFprintfFormat");
1608     addTest(root, &TestFScanset, "file/TestFScanset");
1609     addTest(root, &TestFilePrintCompatibility, "file/TestFilePrintCompatibility");
1610     addTest(root, &TestBadScanfFormat, "file/TestBadScanfFormat");
1611     addTest(root, &TestVargs, "file/TestVargs");
1612     addTest(root, &TestUnicodeFormat, "file/TestUnicodeFormat");
1613 #endif
1614 }
1615