icuSources/test/iotest/filetst.c

   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
  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
 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
 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
 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
 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
 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
 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
 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
 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
 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
 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
 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
 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
 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
 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
 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
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
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
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
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
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
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
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
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
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
1569 static void TestFileWriteRetvalUTF16(void) {
1570     TestFileWriteRetval("UTF-16");
1571 }
1572
1573 static void TestFileWriteRetvalUTF8(void) {
1574     TestFileWriteRetval("UTF-8");
1575 }
1576
1577 static void TestFileWriteRetvalASCII(void) {
1578     TestFileWriteRetval("ASCII");
1579 }
1580
1581 static void TestFileWriteRetvalNONE(void) {
1582     TestFileWriteRetval("");
1583 }
1584
1585 U_CFUNC void
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 }