• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 // Copyright (C) 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4  **********************************************************************
5  *   Copyright (C) 2004-2016, International Business Machines
6  *   Corporation and others.  All Rights Reserved.
7  **********************************************************************
8  *   file name:  filetst.c
9  *   encoding:   US-ASCII
10  *   tab size:   8 (not used)
11  *   indentation:4
12  *
13  *   created on: 2004apr06
14  *   created by: George Rhoten
15  */
16 
17 #include "cmemory.h"
18 #include "iotest.h"
19 #include "unicode/ustdio.h"
20 #include "unicode/ustring.h"
21 #include "unicode/uloc.h"
22 
23 #include <string.h>
24 #include <stdlib.h>
25 
26 const char *STANDARD_TEST_FILE = "iotest-c.txt";
27 
28 const char *STANDARD_TEST_LOCALE = "en_US_POSIX";
29 
30 
31 #if !UCONFIG_NO_FORMATTING
TestFileFromICU(UFILE * myFile)32 static void TestFileFromICU(UFILE *myFile) {
33     int32_t n[1];
34     float myFloat = -1234.0;
35     int32_t newValuePtr[1];
36     double newDoubleValuePtr[1];
37     UChar myUString[256];
38     UChar uStringBuf[256];
39     char myString[256] = "";
40     char testBuf[256] = "";
41     void *origPtr, *ptr;
42     U_STRING_DECL(myStringOrig, "My-String", 9);
43 
44     U_STRING_INIT(myStringOrig, "My-String", 9);
45     u_memset(myUString, 0x2a, UPRV_LENGTHOF(myUString));
46     u_memset(uStringBuf, 0x2a, UPRV_LENGTHOF(uStringBuf));
47     memset(myString, '*', UPRV_LENGTHOF(myString));
48     memset(testBuf, '*', UPRV_LENGTHOF(testBuf));
49 
50     if (myFile == NULL) {
51         log_err("Can't write test file.\n");
52         return;
53     }
54 
55     *n = -1234;
56     if (sizeof(void *) == 4) {
57         origPtr = (void *)0xdeadbeef;
58     } else if (sizeof(void *) == 8) {
59         origPtr = (void *) INT64_C(0x1000200030004000);
60     } else if (sizeof(void *) == 16) {
61         /* iSeries */
62         union {
63             int32_t arr[4];
64             void *ptr;
65         } massiveBigEndianPtr = {{ 0x10002000, 0x30004000, 0x50006000, 0x70008000 }};
66         origPtr = massiveBigEndianPtr.ptr;
67     } else {
68         log_err("sizeof(void*)=%d hasn't been tested before", (int)sizeof(void*));
69     }
70 
71     /* Test fprintf */
72     u_fprintf(myFile, "Signed decimal integer %%d: %d\n", *n);
73     u_fprintf(myFile, "Signed decimal integer %%i: %i\n", *n);
74     u_fprintf(myFile, "Unsigned octal integer %%o: %o\n", *n);
75     u_fprintf(myFile, "Unsigned decimal integer %%u: %u\n", *n);
76     u_fprintf(myFile, "Lowercase unsigned hexadecimal integer %%x: %x\n", *n);
77     u_fprintf(myFile, "Uppercase unsigned hexadecimal integer %%X: %X\n", *n);
78     u_fprintf(myFile, "Float %%f: %f\n", myFloat);
79     u_fprintf(myFile, "Lowercase float %%e: %e\n", myFloat);
80     u_fprintf(myFile, "Uppercase float %%E: %E\n", myFloat);
81     u_fprintf(myFile, "Lowercase float %%g: %g\n", myFloat);
82     u_fprintf(myFile, "Uppercase float %%G: %G\n", myFloat);
83     u_fprintf(myFile, "Pointer %%p: %p\n", origPtr);
84     u_fprintf(myFile, "Char %%c: %c\n", 'A');
85     u_fprintf(myFile, "UChar %%C: %C\n", (UChar)0x0041); /*'A'*/
86     u_fprintf(myFile, "String %%s: %s\n", "My-String");
87     u_fprintf(myFile, "NULL String %%s: %s\n", NULL);
88     u_fprintf(myFile, "Unicode String %%S: %S\n", myStringOrig);
89     u_fprintf(myFile, "NULL Unicode String %%S: %S\n", NULL);
90     u_fprintf(myFile, "Percent %%P (non-ANSI): %P\n", myFloat);
91     u_fprintf(myFile, "Spell Out %%V (non-ANSI): %V\n", myFloat);
92 
93     if (u_feof(myFile)) {
94         log_err("Got feof while writing the file.\n");
95     }
96 
97     *n = 1;
98     u_fprintf(myFile, "\t\nPointer to integer (Count) %%n: n=%d %n n=%d\n", *n, n, *n);
99     u_fprintf(myFile, "Pointer to integer Value: %d\n", *n);
100     u_fprintf(myFile, "This is a long test123456789012345678901234567890123456789012345678901234567890\n");
101     *n = 1;
102     u_fprintf(myFile, "\tNormal fprintf count: n=%d %n n=%d\n", (int)*n, (int*)n, (int)*n);
103     fprintf(u_fgetfile(myFile), "\tNormal fprintf count value: n=%d\n", (int)*n); /* Should be 27 as stated later on. */
104 
105     u_fclose(myFile);
106     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, NULL);
107 
108     if (myFile == NULL) {
109         log_err("Can't read test file.");
110         return;
111     }
112 
113     if (u_feof(myFile)) {
114         log_err("Got feof while reading the file and not at the end of the file.\n");
115     }
116 
117     myUString[0] = u_fgetc(myFile);
118     if (myUString[0] != 0x53 /* S */) {
119         log_err("u_fgetc 1 returned %X. Expected 'S'.", myString[0]);
120     }
121     u_fungetc(myUString[0], myFile);
122     myUString[0] = u_fgetc(myFile);
123     if (myUString[0] != 0x53 /* S */) {
124         log_err("u_fgetc 2 returned %X. Expected 'S'.", myString[0]);
125     }
126     u_fungetc(myUString[0], myFile);
127     myUString[0] = u_fgetc(myFile);
128     if (myUString[0] != 0x53 /* S */) {
129         log_err("u_fgetc 3 returned %X. Expected 'S'.", myString[0]);
130     }
131     u_fungetc(myUString[0], myFile);
132     myUString[0] = u_fgetc(myFile);
133     myUString[1] = (UChar)u_fgetcx(myFile); /* Mix getc and getcx and see what happens. */
134     myUString[2] = u_fgetc(myFile);
135     if (myUString[0] != 0x53 /* S */ && myUString[1] != 0x69 /* i */ && myUString[2] != 0x6E /* n */) {
136         log_err("u_fgetcx returned \\u%04X\\u%04X\\u%04X. Expected 'Sin'.", myString[0], myString[1], myString[2]);
137     }
138     u_fungetc(myUString[2], myFile);
139     u_fungetc(myUString[1], myFile);
140     u_fungetc(myUString[0], myFile);
141 
142     *n = -1234;
143 
144     *newValuePtr = 1;
145     u_fscanf(myFile, "Signed decimal integer %%d: %d\n", newValuePtr);
146     if (*n != *newValuePtr) {
147         log_err("%%d Got: %d, Expected: %d\n", *newValuePtr, *n);
148     }
149     *newValuePtr = 1;
150     u_fscanf(myFile, "Signed decimal integer %%i: %i\n", newValuePtr);
151     if (*n != *newValuePtr) {
152         log_err("%%i Got: %i, Expected: %i\n", *newValuePtr, *n);
153     }
154     *newValuePtr = 1;
155     u_fscanf(myFile, "Unsigned octal integer %%o: %o\n", newValuePtr);
156     if (*n != *newValuePtr) {
157         log_err("%%o Got: %o, Expected: %o\n", *newValuePtr, *n);
158     }
159     *newValuePtr = 1;
160     u_fscanf(myFile, "Unsigned decimal integer %%u: %u\n", newValuePtr);
161     if (*n != *newValuePtr) {
162         log_err("%%u Got: %u, Expected: %u\n", *newValuePtr, *n);
163     }
164     *newValuePtr = 1;
165     u_fscanf(myFile, "Lowercase unsigned hexadecimal integer %%x: %x\n", newValuePtr);
166     if (*n != *newValuePtr) {
167         log_err("%%x Got: %x, Expected: %x\n", *newValuePtr, *n);
168     }
169     *newValuePtr = 1;
170     u_fscanf(myFile, "Uppercase unsigned hexadecimal integer %%X: %X\n", newValuePtr);
171     if (*n != *newValuePtr) {
172         log_err("%%X Got: %X, Expected: %X\n", *newValuePtr, *n);
173     }
174     *newDoubleValuePtr = -1.0;
175     u_fscanf(myFile, "Float %%f: %lf\n", newDoubleValuePtr);
176     if (myFloat != *newDoubleValuePtr) {
177         log_err("%%f Got: %f, Expected: %f\n", *newDoubleValuePtr, myFloat);
178     }
179     *newDoubleValuePtr = -1.0;
180     u_fscanf(myFile, "Lowercase float %%e: %le\n", newDoubleValuePtr);
181     if (myFloat != *newDoubleValuePtr) {
182         log_err("%%e Got: %e, Expected: %e\n", *newDoubleValuePtr, myFloat);
183     }
184     *newDoubleValuePtr = -1.0;
185     u_fscanf(myFile, "Uppercase float %%E: %lE\n", newDoubleValuePtr);
186     if (myFloat != *newDoubleValuePtr) {
187         log_err("%%E Got: %E, Expected: %E\n", *newDoubleValuePtr, myFloat);
188     }
189     *newDoubleValuePtr = -1.0;
190     u_fscanf(myFile, "Lowercase float %%g: %lg\n", newDoubleValuePtr);
191     if (myFloat != *newDoubleValuePtr) {
192         log_err("%%g Got: %g, Expected: %g\n", *newDoubleValuePtr, myFloat);
193     }
194     *newDoubleValuePtr = -1.0;
195     u_fscanf(myFile, "Uppercase float %%G: %lG\n", newDoubleValuePtr);
196     if (myFloat != *newDoubleValuePtr) {
197         log_err("%%G Got: %G, Expected: %G\n", *newDoubleValuePtr, myFloat);
198     }
199     ptr = NULL;
200     u_fscanf(myFile, "Pointer %%p: %p\n", &ptr);
201     if (ptr != origPtr) {
202         log_err("%%p Got: %p, Expected: %p\n", ptr, origPtr);
203     }
204     u_fscanf(myFile, "Char %%c: %c\n", myString);
205     if (*myString != 'A') {
206         log_err("%%c Got: %c, Expected: A\n", *myString);
207     }
208     u_fscanf(myFile, "UChar %%C: %C\n", myUString);
209     if (*myUString != (UChar)0x0041) { /*'A'*/
210         log_err("%%C Got: %C, Expected: A\n", *myUString);
211     }
212     u_fscanf(myFile, "String %%s: %s\n", myString);
213     if (strcmp(myString, "My-String")) {
214         log_err("%%s Got: %s, Expected: My String\n", myString);
215     }
216     u_fscanf(myFile, "NULL String %%s: %s\n", myString);
217     if (strcmp(myString, "(null)")) {
218         log_err("%%s Got: %s, Expected: My String\n", myString);
219     }
220     u_fscanf(myFile, "Unicode String %%S: %S\n", myUString);
221     u_austrncpy(myString, myUString, UPRV_LENGTHOF(myUString));
222     if (strcmp(myString, "My-String")) {
223         log_err("%%S Got: %S, Expected: My String\n", myUString);
224     }
225     u_fscanf(myFile, "NULL Unicode String %%S: %S\n", myUString);
226     u_austrncpy(myString, myUString, UPRV_LENGTHOF(myUString));
227     if (strcmp(myString, "(null)")) {
228         log_err("%%S Got: %S, Expected: My String\n", myUString);
229     }
230     *newDoubleValuePtr = -1.0;
231     u_fscanf(myFile, "Percent %%P (non-ANSI): %P\n", newDoubleValuePtr);
232     if (myFloat != *newDoubleValuePtr) {
233         log_err("%%P Got: %f, Expected: %f\n", *newDoubleValuePtr, myFloat);
234     }
235     *newDoubleValuePtr = -1.0;
236     u_fscanf(myFile, "Spell Out %%V (non-ANSI): %V\n", newDoubleValuePtr);
237     if (myFloat != *newDoubleValuePtr) {
238         log_err("%%V Got: %f, Expected: %f\n", *newDoubleValuePtr, myFloat);
239     }
240 
241     u_fgets(myUString, 4, myFile);
242     myString[2] = '!';
243     myString[3] = '!';
244     u_austrncpy(myString, myUString, UPRV_LENGTHOF(myUString));
245     if (strcmp(myString, "\t\n") != 0) {
246         log_err("u_fgets got \"%s\"\n", myString);
247     }
248 
249     if (u_fgets(myUString, UPRV_LENGTHOF(myUString), myFile) != myUString) {
250         log_err("u_fgets did not return myUString\n");
251     }
252     u_austrncpy(myString, myUString, UPRV_LENGTHOF(myUString));
253     if (strcmp(myString, "Pointer to integer (Count) %n: n=1  n=1\n") != 0) {
254         log_err("u_fgets got \"%s\"\n", myString);
255     }
256 
257     if (u_fgets(myUString, UPRV_LENGTHOF(myUString), myFile) != myUString) {
258         log_err("u_fgets did not return myUString\n");
259     }
260     u_austrncpy(myString, myUString, UPRV_LENGTHOF(myUString));
261     if (strcmp(myString, "Pointer to integer Value: 37\n") != 0) {
262         log_err("u_fgets got \"%s\"\n", myString);
263     }
264 
265     if (u_fgets(myUString, UPRV_LENGTHOF(myUString), myFile) != myUString) {
266         log_err("u_fgets did not return myUString\n");
267     }
268     u_austrncpy(myString, myUString, UPRV_LENGTHOF(myUString));
269     if (strcmp(myString, "This is a long test123456789012345678901234567890123456789012345678901234567890\n") != 0) {
270         log_err("u_fgets got \"%s\"\n", myString);
271     }
272 
273     if (u_fgets(myUString, 0, myFile) != NULL) {
274         log_err("u_fgets got \"%s\" and it should have returned NULL\n", myString);
275     }
276 
277     if (u_fgets(myUString, 1, myFile) != myUString) {
278         log_err("u_fgets did not return myUString\n");
279     }
280     u_austrncpy(myString, myUString, UPRV_LENGTHOF(myUString));
281     if (strcmp(myString, "") != 0) {
282         log_err("u_fgets got \"%s\"\n", myString);
283     }
284 
285     if (u_fgets(myUString, 2, myFile) != myUString) {
286         log_err("u_fgets did not return myUString\n");
287     }
288     u_austrncpy(myString, myUString, UPRV_LENGTHOF(myUString));
289     if (strcmp(myString, "\t") != 0) {
290         log_err("u_fgets got \"%s\"\n", myString);
291     }
292 
293     u_austrncpy(myString, u_fgets(myUString, UPRV_LENGTHOF(myUString), myFile),
294         UPRV_LENGTHOF(myUString));
295     if (strcmp(myString, "Normal fprintf count: n=1  n=1\n") != 0) {
296         log_err("u_fgets got \"%s\"\n", myString);
297     }
298 
299     if (u_feof(myFile)) {
300         log_err("Got feof while reading the file and not at the end of the file.\n");
301     }
302     u_austrncpy(myString, u_fgets(myUString, UPRV_LENGTHOF(myUString), myFile),
303         UPRV_LENGTHOF(myUString));
304     if (strcmp(myString, "\tNormal fprintf count value: n=27\n") != 0) {
305         log_err("u_fgets got \"%s\"\n", myString);
306     }
307     if (!u_feof(myFile)) {
308         log_err("Did not get feof while reading the end of the file.\n");
309     }
310     if (u_fscanf(myFile, "%S\n", myUString) != 0) {
311         log_err("u_fscanf read data while reading the end of the file.\n");
312     }
313 
314     u_fclose(myFile);
315 }
316 
TestFile(void)317 static void TestFile(void) {
318 
319     log_verbose("Testing u_fopen\n");
320     TestFileFromICU(u_fopen(STANDARD_TEST_FILE, "w", STANDARD_TEST_LOCALE, NULL));
321 }
322 
TestFinit(void)323 static void TestFinit(void) {
324     FILE *standardFile;
325 
326     log_verbose("Testing u_finit\n");
327     standardFile = fopen(STANDARD_TEST_FILE, "w");
328     TestFileFromICU(u_finit(standardFile, STANDARD_TEST_LOCALE, NULL));
329     fclose(standardFile);
330 }
331 
TestFadopt(void)332 static void TestFadopt(void) {
333     FILE *standardFile;
334 
335     log_verbose("Testing u_fadopt\n");
336     standardFile = fopen(STANDARD_TEST_FILE, "w");
337     TestFileFromICU(u_fadopt(standardFile, STANDARD_TEST_LOCALE, NULL));
338 }
339 #endif
340 
StdinBuffering(void)341 static void StdinBuffering(void) {
342 #if 0
343     UChar buff[255];
344     int32_t num = 0;
345     UFILE *uStdIn = NULL;
346     UFILE *uStdOut = NULL;
347     uStdIn = u_finit(stdin, NULL, NULL);
348     uStdOut = u_finit(stdout, NULL, NULL);
349     if (uStdIn == NULL)
350         return;
351 
352     buff[0] = 0x40;
353     buff[1] = 0;
354     u_fgets(buff, UPRV_LENGTHOF(buff), uStdIn);
355     u_fprintf(uStdOut, "%S\n", buff);
356     u_fscanf(uStdIn, "%d", &num);
357     u_fprintf(uStdOut, "%d\n", num);
358     u_fscanf(uStdIn, "%d", &num);
359     u_fprintf(uStdOut, "%d\n", num);
360 #else
361     log_verbose("Test disabled because it requires user interaction");
362 #endif
363 }
364 
TestCodepageAndLocale(void)365 static void TestCodepageAndLocale(void) {
366     UFILE *myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, NULL);
367     if (myFile == NULL) {
368         log_err("Can't write test file.\n");
369         return;
370     }
371     if (u_fgetcodepage(myFile) == NULL
372         || strcmp(u_fgetcodepage(myFile), ucnv_getDefaultName()) != 0)
373     {
374         log_err("Didn't get the proper default codepage. Got %s expected: %s\n",
375             u_fgetcodepage(myFile), ucnv_getDefaultName());
376     }
377 #if !UCONFIG_NO_FORMATTING
378     if (u_fgetlocale(myFile) == NULL
379         || strcmp(u_fgetlocale(myFile), uloc_getDefault()) != 0)
380     {
381         log_err("Didn't get the proper default locale. Got %s expected: %s\n",
382             u_fgetlocale(myFile), uloc_getDefault());
383     }
384 #endif
385     u_fclose(myFile);
386 
387     myFile = u_fopen(STANDARD_TEST_FILE, "w", "es", NULL);
388     if (u_fgetcodepage(myFile) == NULL
389         || strcmp(u_fgetcodepage(myFile), ucnv_getDefaultName()) != 0)
390     {
391         log_err("Didn't get the proper default codepage for \"es\". Got %s expected: iso-8859-1\n",
392             u_fgetcodepage(myFile));
393     }
394 #if !UCONFIG_NO_FORMATTING
395     if (u_fgetlocale(myFile) == NULL
396         || strcmp(u_fgetlocale(myFile), "es") != 0)
397     {
398         log_err("Didn't get the proper default locale. Got %s expected: %s\n",
399             u_fgetlocale(myFile), "es");
400     }
401 #endif
402     u_fclose(myFile);
403 
404     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "UTF-16");
405     if (u_fgetcodepage(myFile) == NULL
406         || strcmp(u_fgetcodepage(myFile), "UTF-16") != 0)
407     {
408         log_err("Didn't get the proper default codepage for \"en\". Got %s expected: iso-8859-1\n",
409             u_fgetcodepage(myFile));
410     }
411 #if !UCONFIG_NO_FORMATTING
412     if (u_fgetlocale(myFile) == NULL
413         || strcmp(u_fgetlocale(myFile), uloc_getDefault()) != 0)
414     {
415         log_err("Didn't get the proper default locale. Got %s expected: %s\n",
416             u_fgetlocale(myFile), uloc_getDefault());
417     }
418 #endif
419     u_fclose(myFile);
420 
421     myFile = u_fopen(STANDARD_TEST_FILE, "w", "zh", "UTF-16");
422     if (u_fgetcodepage(myFile) == NULL
423         || strcmp(u_fgetcodepage(myFile), "UTF-16") != 0)
424     {
425         log_err("Didn't get the proper default codepage for \"en\". Got %s expected: iso-8859-1\n",
426             u_fgetcodepage(myFile));
427     }
428 #if !UCONFIG_NO_FORMATTING
429     if (u_fgetlocale(myFile) == NULL
430         || strcmp(u_fgetlocale(myFile), "zh") != 0)
431     {
432         log_err("Didn't get the proper default locale. Got %s expected: %s\n",
433             u_fgetlocale(myFile), "zh");
434     }
435 #endif
436     u_fclose(myFile);
437 }
438 
439 
TestfgetsBuffers(void)440 static void TestfgetsBuffers(void) {
441     UChar buffer[2048];
442     UChar expectedBuffer[2048];
443     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!";
444     UFILE *myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "UTF-16");
445     int32_t expectedSize = (int32_t)strlen(testStr);
446     int32_t readSize;
447     int32_t repetitions;
448 
449     if (myFile == NULL) {
450         log_err("Can't write test file.\n");
451         return;
452     }
453 
454     u_fputc(0x3BC, myFile);
455     if (u_fputc(0x110000, myFile) != U_EOF) {
456         log_err("u_fputc should return U_EOF for 0x110000.\n");
457     }
458     if (u_fputc((UChar32)0xFFFFFFFFu, myFile) != U_EOF) {
459         log_err("u_fputc should return U_EOF for 0xFFFFFFFF.\n");
460     }
461     u_fputc(0xFF41, myFile);
462     u_memset(buffer, 0xBEEF, UPRV_LENGTHOF(buffer));
463     u_memset(expectedBuffer, 0, UPRV_LENGTHOF(expectedBuffer));
464     u_uastrncpy(buffer, testStr, expectedSize+1);
465     for (repetitions = 0; repetitions < 16; repetitions++) {
466         u_file_write(buffer, expectedSize, myFile);
467         u_strcat(expectedBuffer, buffer);
468     }
469     u_fclose(myFile);
470 
471     u_memset(buffer, 0xBEEF, UPRV_LENGTHOF(buffer));
472     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "UTF-16");
473     if (u_fgetc(myFile) != 0x3BC) {
474         log_err("The first character is wrong\n");
475     }
476     if (u_fgetc(myFile) != 0xFF41) {
477         log_err("The second character is wrong\n");
478     }
479     if (u_fgets(buffer, UPRV_LENGTHOF(buffer), myFile) != buffer) {
480         log_err("Didn't get the buffer back\n");
481         return;
482     }
483     readSize = u_strlen(buffer);
484     if (readSize != expectedSize*repetitions) {
485         log_err("Buffer is the wrong size. Got %d Expected %d\n", u_strlen(buffer), expectedSize*repetitions);
486     }
487     if (buffer[(expectedSize*repetitions) + 1] != 0xBEEF) {
488         log_err("u_fgets wrote too much data\n");
489     }
490     if (u_strcmp(buffer, expectedBuffer) != 0) {
491         log_err("Did get expected string back\n");
492     }
493     if (strcmp(u_fgetcodepage(myFile), "UTF-16") != 0) {
494         log_err("Got %s instead of UTF-16\n", u_fgetcodepage(myFile));
495     }
496     u_fclose(myFile);
497 
498     log_verbose("Now trying a multi-byte encoding (UTF-8).\n");
499 
500     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "UTF-8");
501 
502     u_fputc(0x3BC, myFile);
503     u_fputc(0xFF41, myFile);
504     u_memset(buffer, 0xBEEF, UPRV_LENGTHOF(buffer));
505     u_memset(expectedBuffer, 0, UPRV_LENGTHOF(expectedBuffer));
506     u_uastrncpy(buffer, testStr, expectedSize+1);
507     for (repetitions = 0; repetitions < 16; repetitions++) {
508         u_file_write(buffer, expectedSize, myFile);
509         u_strcat(expectedBuffer, buffer);
510     }
511     u_fclose(myFile);
512 
513     u_memset(buffer, 0xBEEF, UPRV_LENGTHOF(buffer));
514     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "UTF-8");
515     if (strcmp(u_fgetcodepage(myFile), "UTF-8") != 0) {
516         log_err("Got %s instead of UTF-8\n", u_fgetcodepage(myFile));
517     }
518     if (u_fgetc(myFile) != 0x3BC) {
519         log_err("The first character is wrong\n");
520     }
521     if (u_fgetc(myFile) != 0xFF41) {
522         log_err("The second character is wrong\n");
523     }
524     if (u_fgets(buffer, UPRV_LENGTHOF(buffer), myFile) != buffer) {
525         log_err("Didn't get the buffer back\n");
526         return;
527     }
528     readSize = u_strlen(buffer);
529     if (readSize != expectedSize*repetitions) {
530         log_err("Buffer is the wrong size. Got %d Expected %d\n", u_strlen(buffer), expectedSize*repetitions);
531     }
532     if (buffer[(expectedSize*repetitions) + 1] != 0xBEEF) {
533         log_err("u_fgets wrote too much data\n");
534     }
535     if (u_strcmp(buffer, expectedBuffer) != 0) {
536         log_err("Did get expected string back\n");
537     }
538     u_fclose(myFile);
539 
540 
541     log_verbose("Now trying a multi-byte encoding (UTF-8) with a really small buffer.\n");
542 
543     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "UTF-8");
544 
545     u_fputc(0xFF41, myFile);
546     u_memset(buffer, 0xBEEF, UPRV_LENGTHOF(buffer));
547     u_memset(expectedBuffer, 0, UPRV_LENGTHOF(expectedBuffer));
548     u_uastrncpy(buffer, testStr, expectedSize+1);
549     for (repetitions = 0; repetitions < 1; repetitions++) {
550         u_file_write(buffer, expectedSize, myFile);
551         u_strcat(expectedBuffer, buffer);
552     }
553     u_fclose(myFile);
554 
555     u_memset(buffer, 0xBEEF, UPRV_LENGTHOF(buffer));
556     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "UTF-8");
557     if (u_fgets(buffer, 2, myFile) != buffer) {
558         log_err("Didn't get the buffer back\n");
559         return;
560     }
561     readSize = u_strlen(buffer);
562     if (readSize != 1) {
563         log_err("Buffer is the wrong size. Got %d Expected %d\n", u_strlen(buffer), 1);
564     }
565     if (buffer[0] != 0xFF41 || buffer[1] != 0) {
566         log_err("Did get expected string back\n");
567     }
568     if (buffer[2] != 0xBEEF) {
569         log_err("u_fgets wrote too much data\n");
570     }
571     u_fclose(myFile);
572 
573 }
574 
TestFileReadBuffering(void)575 static void TestFileReadBuffering(void) {
576     UChar buffer[1024];
577     UFILE *myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "UTF-16");
578     int32_t how_many;
579     int32_t repetitions;
580 
581     u_memset(buffer, 0xBEEF, UPRV_LENGTHOF(buffer));
582     for (repetitions = 0; repetitions < 2; repetitions++) {
583         u_file_write(buffer, UPRV_LENGTHOF(buffer), myFile);
584     }
585 
586     u_fclose(myFile);
587     u_memset(buffer, 0xDEAD, UPRV_LENGTHOF(buffer));
588     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "UTF-16");
589     how_many = u_file_read(buffer, 1024, myFile);
590     if (how_many != 1024 || buffer[1023] != 0xBEEF) {
591         log_err("u_file_read read too much or not enough data\n");
592     }
593     u_fclose(myFile);
594 }
595 
TestfgetsLineCount(void)596 static void TestfgetsLineCount(void) {
597     UChar buffer[2048];
598     UChar expectedBuffer[2048];
599     char charBuffer[2048];
600     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!";
601     UFILE *myFile = NULL;
602     FILE *stdFile = fopen(STANDARD_TEST_FILE, "w");
603     int32_t expectedSize = (int32_t)strlen(testStr);
604     int32_t repetitions;
605     int32_t nlRepetitions;
606 
607     if (stdFile == NULL) {
608         log_err("Can't write test file.\n");
609         return;
610     }
611     u_memset(expectedBuffer, 0, UPRV_LENGTHOF(expectedBuffer));
612 
613     for (repetitions = 0; repetitions < 16; repetitions++) {
614         fwrite(testStr, sizeof(testStr[0]), expectedSize, stdFile);
615         for (nlRepetitions = 0; nlRepetitions < repetitions; nlRepetitions++) {
616             fwrite("\n", sizeof(testStr[0]), 1, stdFile);
617         }
618     }
619     fclose(stdFile);
620 
621     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, NULL);
622     stdFile = fopen(STANDARD_TEST_FILE, "r");
623 
624     for (;;) {
625         char *returnedCharBuffer;
626         UChar *returnedUCharBuffer;
627 
628         u_memset(buffer, 0xBEEF, UPRV_LENGTHOF(buffer));
629         returnedCharBuffer = fgets(charBuffer, UPRV_LENGTHOF(charBuffer), stdFile);
630         returnedUCharBuffer = u_fgets(buffer, UPRV_LENGTHOF(buffer), myFile);
631 
632         if (!returnedCharBuffer && !returnedUCharBuffer) {
633             /* Both returned NULL. stop. */
634             break;
635         }
636         if (returnedCharBuffer != charBuffer) {
637             log_err("Didn't get the charBuffer back\n");
638             continue;
639         }
640         u_uastrncpy(expectedBuffer, charBuffer, (int32_t)strlen(charBuffer)+1);
641         if (returnedUCharBuffer != buffer) {
642             log_err("Didn't get the buffer back\n");
643             continue;
644         }
645         if (u_strcmp(buffer, expectedBuffer) != 0) {
646             log_err("buffers are different\n");
647         }
648         if (buffer[u_strlen(buffer)+1] != 0xBEEF) {
649             log_err("u_fgets wrote too much\n");
650         }
651     }
652     fclose(stdFile);
653     u_fclose(myFile);
654 }
655 
TestfgetsNewLineHandling(void)656 static void TestfgetsNewLineHandling(void) {
657     UChar buffer[256];
658     static const UChar testUStr[][16] = {
659         {0x000D, 0},
660         {0x000D, 0x000A, 0},
661         {0x000D, 0},
662         {0x000D, 0},
663         {0x0085, 0},
664         {0x000A, 0},
665         {0x000D, 0},
666         {0x000B, 0},
667         {0x000C, 0},
668         {0x000C, 0},
669         {0x2028, 0},
670         {0x0085, 0},
671         {0x2029, 0},
672         {0x0085, 0},
673 
674         {0x008B, 0x000D, 0},
675         {0x00A0, 0x000D, 0x000A, 0},
676         {0x3000, 0x000D, 0},
677         {0xd800, 0xdfff, 0x000D, 0},
678         {0x00AB, 0x0085, 0},
679         {0x00AC, 0x000A, 0},
680         {0x00AD, 0x000D, 0},
681         {0x00BA, 0x000B, 0},
682         {0x00AB, 0x000C, 0},
683         {0x00B1, 0x000C, 0},
684         {0x30BB, 0x2028, 0},
685         {0x00A5, 0x0085, 0},
686         {0x0080, 0x2029, 0},
687         {0x00AF, 0x0085, 0}
688 
689     };
690     UFILE *myFile = NULL;
691     int32_t lineIdx;
692 
693     myFile = u_fopen(STANDARD_TEST_FILE, "wb", NULL, "UTF-8");
694     if (myFile == NULL) {
695         log_err("Can't write test file.\n");
696         return;
697     }
698     for (lineIdx = 0; lineIdx < UPRV_LENGTHOF(testUStr); lineIdx++) {
699         u_file_write(testUStr[lineIdx], u_strlen(testUStr[lineIdx]), myFile);
700     }
701     u_fclose(myFile);
702 
703     myFile = u_fopen(STANDARD_TEST_FILE, "rb", NULL, "UTF-8");
704 
705     for (lineIdx = 0; lineIdx < UPRV_LENGTHOF(testUStr); lineIdx++) {
706         UChar *returnedUCharBuffer;
707 
708         u_memset(buffer, 0xBEEF, UPRV_LENGTHOF(buffer));
709         returnedUCharBuffer = u_fgets(buffer, UPRV_LENGTHOF(buffer), myFile);
710 
711         if (!returnedUCharBuffer) {
712             /* Returned NULL. stop. */
713             break;
714         }
715         if (u_strcmp(buffer, testUStr[lineIdx]) != 0) {
716             log_err("buffers are different at index = %d\n", lineIdx);
717         }
718         if (buffer[u_strlen(buffer)+1] != 0xBEEF) {
719             log_err("u_fgets wrote too much\n");
720         }
721     }
722     if (lineIdx != UPRV_LENGTHOF(testUStr)) {
723         log_err("u_fgets read too much\n");
724     }
725     if (u_fgets(buffer, UPRV_LENGTHOF(buffer), myFile) != NULL) {
726         log_err("u_file_write wrote too much\n");
727     }
728     u_fclose(myFile);
729 }
730 
TestLineCount(const char * prefixLine,const char * line,int32_t numRepititions)731 static void TestLineCount(const char *prefixLine, const char *line, int32_t numRepititions) {
732     UChar buffer[64];
733     UChar expectedBuffer[64];
734     int32_t lineLen = strlen(line);
735     UChar *returnedUCharBuffer;
736     int32_t repetitions;
737     UFILE *myFile = NULL;
738     FILE *stdFile = fopen(STANDARD_TEST_FILE, "wb");
739 
740     if (stdFile == NULL) {
741         log_err("Can't write test file.\n");
742         return;
743     }
744     /* Write a prefix line and then write a bunch of lines */
745     fwrite(prefixLine, strlen(prefixLine), 1, stdFile);
746     for (repetitions = 0; repetitions < numRepititions; repetitions++) {
747         fwrite(line, lineLen, 1, stdFile);
748     }
749     fclose(stdFile);
750 
751     myFile = u_fopen(STANDARD_TEST_FILE, "rb", NULL, NULL);
752     if (myFile == NULL) {
753         log_err("Can't read test file.\n");
754         return;
755     }
756 
757     /* Read the prefix line. This can make sure that a Windows newline is either on a boundary or before it. */
758     u_uastrncpy(expectedBuffer, prefixLine, (int32_t)strlen(prefixLine)+1);
759     returnedUCharBuffer = u_fgets(buffer, UPRV_LENGTHOF(buffer), myFile);
760     if (u_strcmp(returnedUCharBuffer, expectedBuffer) != 0) {
761         log_err("prefix buffer is different. prefix=\"%s\"\n", prefixLine);
762         return;
763     }
764 
765     u_uastrncpy(expectedBuffer, line, (int32_t)strlen(line)+1);
766     for (repetitions = 0; ; repetitions++) {
767         u_memset(buffer, 0xBEEF, UPRV_LENGTHOF(buffer));
768         returnedUCharBuffer = u_fgets(buffer, UPRV_LENGTHOF(buffer), myFile);
769 
770         if (!returnedUCharBuffer) {
771             /* returned NULL. stop. */
772             break;
773         }
774         if (u_strcmp(buffer, expectedBuffer) != 0) {
775             log_err("buffers are different at count %d\n", repetitions);
776         }
777         if (buffer[u_strlen(buffer)+1] != 0xBEEF) {
778             log_err("u_fgets wrote too much\n");
779         }
780     }
781     if (repetitions != numRepititions) {
782         log_err("got wrong number of lines. got=%d expected=%d\n", repetitions, numRepititions);
783     }
784     u_fclose(myFile);
785 }
786 
TestfgetsNewLineCount(void)787 static void TestfgetsNewLineCount(void) {
788     /* This makes sure that lines are correctly handled between buffer boundaries. */
789     TestLineCount("\n", "\n", 1024);    /* Unix newlines */
790     TestLineCount("\r\n", "\r\n", 1024);/* Windows newlines */
791     TestLineCount("a\r\n", "\r\n", 1024);/* Windows newlines offset by 1 byte */
792     TestLineCount("\r\n", "a\r\n", 1024);/* Windows newlines offset with data */
793     TestLineCount("\n", "a\n", 1024);    /* Unix newlines offset with data */
794     TestLineCount("\n", "\r\n", 1024);  /* a mixed number of lines. */
795 }
796 
TestFgetsLineBuffering(void)797 static void TestFgetsLineBuffering(void) {
798     UChar buffer[2003]; /* Use a non-power of 2 or 10 */
799     UChar *returnedUCharBuffer;
800     int32_t repetitions;
801     UFILE *myFile = NULL;
802     FILE *stdFile = fopen(STANDARD_TEST_FILE, "wb");
803 
804     if (stdFile == NULL) {
805         log_err("Can't write test file.\n");
806         return;
807     }
808     u_memset(buffer, 0xBEEF, UPRV_LENGTHOF(buffer));
809 
810     /* Write one very long line */
811     for (repetitions = 0; repetitions < (UPRV_LENGTHOF(buffer)*2); repetitions++) {
812         fwrite(repetitions ? "1" : "2", 1, 1, stdFile);
813     }
814     fclose(stdFile);
815 
816     myFile = u_fopen(STANDARD_TEST_FILE, "rb", NULL, NULL);
817     if (myFile == NULL) {
818         log_err("Can't read test file.\n");
819         return;
820     }
821 
822     /* Read part of one very long line */
823     returnedUCharBuffer = u_fgets(buffer, UPRV_LENGTHOF(buffer)-1, myFile);
824     if (u_strlen(returnedUCharBuffer) != (UPRV_LENGTHOF(buffer)-2)) {
825         log_err("Line is wrong length. Got %d. Expected %d.\n",
826             u_strlen(returnedUCharBuffer), (UPRV_LENGTHOF(buffer)-2));
827     }
828     /* We better not read too much */
829     if (buffer[UPRV_LENGTHOF(buffer)-1] != 0xBEEF) {
830         log_err("Too much data was written\n");
831     }
832 
833     u_fclose(myFile);
834 }
835 
836 
TestCodepage(void)837 static void TestCodepage(void) {
838     UFILE *myFile = NULL;
839     static const UChar strABAccentA[] = { 0x0041, 0x0042, 0x00C1, 0x0043, 0};
840     static const UChar strBadConversion[] = { 0x0041, 0x0042, 0xfffd, 0x0043, 0};
841     UChar testBuf[UPRV_LENGTHOF(strABAccentA)*2]; /* *2 to see if too much was  */
842     char convName[UCNV_MAX_CONVERTER_NAME_LENGTH];
843     int32_t retVal;
844     UErrorCode status = U_ZERO_ERROR;
845 
846     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "absurd converter that can't be opened");
847 
848     if (myFile) {
849         log_err("Recieved a UFILE * with an invalid codepage parameter\n");
850         u_fclose(myFile);
851     }
852 
853     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "ISO-8859-1");
854     if (myFile == NULL) {
855         log_err("Can't write test file for iso-8859-1.\n");
856         return;
857     }
858     if (strcmp("ISO-8859-1", u_fgetcodepage(myFile)) != 0) {
859         log_err("Couldn't get ISO-8859-1 back as opened codepage\n");
860     }
861     u_file_write(strABAccentA, u_strlen(strABAccentA), myFile);
862     u_fclose(myFile);
863 
864     /* Now see what we got wrote */
865     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, NULL);
866     if (u_fsetcodepage("ISO-8859-1", myFile) != 0) {
867         log_err("u_fsetcodepage didn't set the codepage\n");
868     }
869     retVal = u_file_read(testBuf, u_strlen(strABAccentA), myFile);
870     if (u_strncmp(strABAccentA, testBuf, u_strlen(strABAccentA)) != 0) {
871         log_err("The test data was read and written differently!\n");
872     }
873     if (retVal != u_strlen(strABAccentA)) {
874         log_err("The test data returned different lengths. Got: %d, Expected %d\n", retVal, u_strlen(strABAccentA));
875     }
876     u_fclose(myFile);
877 
878     /* What happens on invalid input? */
879     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "ISO-8859-1");
880     if (strcmp(ucnv_getName(u_fgetConverter(myFile), &status), "ISO-8859-1") != 0) {
881         log_err("u_fgetConverter returned %s\n", ucnv_getName(u_fgetConverter(myFile), &status));
882     }
883     if (u_fsetcodepage("UTF-8", myFile) != 0) {
884         log_err("u_fsetcodepage didn't set the codepage to UTF-8\n");
885     }
886     if (strcmp(ucnv_getName(u_fgetConverter(myFile), &status), "UTF-8") != 0) {
887         log_err("u_fgetConverter returned %s\n", ucnv_getName(u_fgetConverter(myFile), &status));
888     }
889     retVal = u_file_read(testBuf, u_strlen(strBadConversion), myFile);
890     if (u_strncmp(strBadConversion, testBuf, u_strlen(strBadConversion)) != 0) {
891         log_err("The test data wasn't subsituted as expected\n");
892     }
893     u_fclose(myFile);
894 
895     /* Can't currently swap codepages midstream */
896     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "ISO-8859-1");
897     strcpy(convName, u_fgetcodepage(myFile));
898     u_file_read(testBuf, 1, myFile);
899     if (u_fsetcodepage("UTF-8", myFile) == 0) {
900         log_err("u_fsetcodepage set the codepage after reading a byte\n");
901     }
902     retVal = u_file_read(testBuf + 1, u_strlen(strABAccentA) - 1, myFile);
903     if (u_strncmp(strABAccentA, testBuf, u_strlen(strABAccentA)) != 0) {
904         log_err("u_fsetcodepage changed the codepages after writing data\n");
905     }
906     if ((retVal + 1) != u_strlen(strABAccentA)) {
907         log_err("The test data returned different lengths. Got: %d, Expected %d\n", retVal, u_strlen(strABAccentA));
908     }
909     u_frewind(myFile);
910     retVal = u_file_read(testBuf, u_strlen(strABAccentA), myFile);
911     if (u_strncmp(strABAccentA, testBuf, u_strlen(strABAccentA)) != 0) {
912         log_err("The test data was read and written differently!\n");
913     }
914     if (retVal != u_strlen(strABAccentA)) {
915         log_err("The test data returned different lengths. Got: %d, Expected %d\n", retVal, u_strlen(strABAccentA));
916     }
917     u_fclose(myFile);
918 
919 }
920 
TestCodepageFlush(void)921 static void TestCodepageFlush(void) {
922 #if UCONFIG_NO_LEGACY_CONVERSION || UCONFIG_NO_FORMATTING
923   log_verbose("Skipping, legacy conversion or formatting is disabled.");
924 #else
925   UChar utf16String[] = { 0x39, 0x39, 0x39, 0x20, 0x65E0, 0x6CD6, 0x5728, 0x0000 };
926   uint8_t inBuf[200];
927   size_t inLen =0;
928   const char *enc = "IBM-1388"; /* GBK EBCDIC stateful */
929   UFILE *myFile = u_fopen(STANDARD_TEST_FILE, "wb", STANDARD_TEST_LOCALE, enc);
930   FILE *myCFile;
931   int shift = 0;
932   int32_t i;
933 
934   if (myFile == NULL) {
935     log_err("Can't write test file %s\n", STANDARD_TEST_FILE);
936     return;
937   }
938 
939   u_fprintf(myFile, "%S", utf16String);
940   u_fclose(myFile);
941 
942   /* now read it back */
943     myCFile = fopen(STANDARD_TEST_FILE, "rb");
944     if (myCFile == NULL) {
945         log_err("Can't read test file.");
946         return;
947     }
948 
949     inLen = fread(inBuf, 1, 200, myCFile);
950     fclose(myCFile);
951 
952     if(inLen<=0) {
953       log_err("Failed during read of test file.");
954       return;
955     }
956 
957     /* check if shift in and out */
958     for(i=0;i<(int32_t)inLen;i++) {
959       if(inBuf[i]==0x0E) {  /* SO */
960         shift= 1;
961       } else if(inBuf[i]==0x0F) { /* SI */
962         shift= -1;
963       }
964     }
965 
966     if(shift==0) {
967       log_err("Err: shift was unchanged\n");
968     } else if(shift==1) {
969       log_err("Err: at end of string, we were still shifted out (SO, 0x0E).\n");
970     } else if(shift==-1) {
971       log_verbose("OK: Shifted in (SI, 0x0F)\n");
972     }
973 
974     if(inLen != 12) {
975       log_err("Expected 12 bytes, read %d\n", inLen);
976     } else {
977       log_verbose("OK: read %d bytes\n", inLen);
978     }
979 
980 
981 #endif
982 }
983 
984 #if !UCONFIG_NO_FORMATTING
TestFilePrintCompatibility(void)985 static void TestFilePrintCompatibility(void) {
986     UFILE *myFile = u_fopen(STANDARD_TEST_FILE, "wb", STANDARD_TEST_LOCALE, NULL);
987     FILE *myCFile;
988     int32_t num;
989     char cVal;
990     static const UChar emptyStr[] = {0};
991     char readBuf[512] = "";
992     char testBuf[512] = "";
993     int32_t n = 0;
994 
995     if (myFile == NULL) {
996         log_err("Can't write test file.\n");
997         return;
998     }
999 #if !UCONFIG_NO_FORMATTING
1000     if (strcmp(u_fgetlocale(myFile), STANDARD_TEST_LOCALE) != 0) {
1001         log_err("Got %s instead of en_US_POSIX for locale\n", u_fgetlocale(myFile));
1002     }
1003 #endif
1004 
1005     /* Compare against C API compatibility */
1006     for (num = -STANDARD_TEST_NUM_RANGE; num < STANDARD_TEST_NUM_RANGE; num++) {
1007         u_fprintf(myFile, "%x ", num);
1008         u_fprintf(myFile, "%X ", num);
1009         u_fprintf(myFile, "%o ", num);
1010         u_fprintf(myFile, "%d ", num);
1011         u_fprintf(myFile, "%i ", num);
1012         u_fprintf(myFile, "%f ", (double)num);
1013 /*        u_fprintf(myFile, "%e ", (double)num);
1014         u_fprintf(myFile, "%E ", (double)num);*/
1015         u_fprintf(myFile, "%g ", (double)num);
1016         u_fprintf(myFile, "%G", (double)num);
1017         u_fputs(emptyStr, myFile);
1018     }
1019 
1020     u_fprintf_u(myFile, NEW_LINE);
1021 
1022     for (num = 0; num < 0x80; num++) {
1023         u_fprintf(myFile, "%c", num);
1024     }
1025 
1026     u_fclose(myFile);
1027     myCFile = fopen(STANDARD_TEST_FILE, "rb");
1028     if (myCFile == NULL) {
1029         log_err("Can't read test file.");
1030         return;
1031     }
1032 
1033     for (num = -STANDARD_TEST_NUM_RANGE; num < STANDARD_TEST_NUM_RANGE; num++) {
1034         /* Note: gcc on Ubuntu complains if return value of scanf is ignored. */
1035         n += fscanf(myCFile, "%s", readBuf);
1036         sprintf(testBuf, "%x", (int)num);
1037         if (strcmp(readBuf, testBuf) != 0) {
1038             log_err("%%x Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1039         }
1040 
1041         n += fscanf(myCFile, "%s", readBuf);
1042         sprintf(testBuf, "%X", (int)num);
1043         if (strcmp(readBuf, testBuf) != 0) {
1044             log_err("%%X Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1045         }
1046 
1047         n += fscanf(myCFile, "%s", readBuf);
1048         sprintf(testBuf, "%o", (int)num);
1049         if (strcmp(readBuf, testBuf) != 0) {
1050             log_err("%%o Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1051         }
1052 
1053         /* fprintf is not compatible on all platforms e.g. the iSeries */
1054         n += fscanf(myCFile, "%s", readBuf);
1055         sprintf(testBuf, "%d", (int)num);
1056         if (strcmp(readBuf, testBuf) != 0) {
1057             log_err("%%d Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1058         }
1059 
1060         n += fscanf(myCFile, "%s", readBuf);
1061         sprintf(testBuf, "%i", (int)num);
1062         if (strcmp(readBuf, testBuf) != 0) {
1063             log_err("%%i Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1064         }
1065 
1066         n += fscanf(myCFile, "%s", readBuf);
1067         sprintf(testBuf, "%f", (double)num);
1068         if (strcmp(readBuf, testBuf) != 0) {
1069             log_err("%%f Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1070         }
1071 
1072 /*        fscanf(myCFile, "%s", readBuf);
1073         sprintf(testBuf, "%e", (double)num);
1074         if (strcmp(readBuf, testBuf) != 0) {
1075             log_err("%%e Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1076         }
1077 
1078         fscanf(myCFile, "%s", readBuf);
1079         sprintf(testBuf, "%E", (double)num);
1080         if (strcmp(readBuf, testBuf) != 0) {
1081             log_err("%%E Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1082         }*/
1083 
1084         n += fscanf(myCFile, "%s", readBuf);
1085         sprintf(testBuf, "%g", (double)num);
1086         if (strcmp(readBuf, testBuf) != 0) {
1087             log_err("%%g Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1088         }
1089 
1090         n += fscanf(myCFile, "%s", readBuf);
1091         sprintf(testBuf, "%G", (double)num);
1092         if (strcmp(readBuf, testBuf) != 0) {
1093             log_err("%%G Got: \"%s\", Expected: \"%s\"\n", readBuf, testBuf);
1094         }
1095     }
1096 
1097     /* Properly eat the newlines */
1098     for (num = 0; num < (int32_t)strlen(C_NEW_LINE); num++) {
1099         n += fscanf(myCFile, "%c", &cVal);
1100         if (cVal != C_NEW_LINE[num]) {
1101             log_err("OS newline error\n");
1102         }
1103     }
1104     for (num = 0; num < (int32_t)strlen(C_NEW_LINE); num++) {
1105         n += fscanf(myCFile, "%c", &cVal);
1106         if (cVal != C_NEW_LINE[num]) {
1107             log_err("ustdio newline error\n");
1108         }
1109     }
1110 
1111     for (num = 0; num < 0x80; num++) {
1112         cVal = -1;
1113         n += fscanf(myCFile, "%c", &cVal);
1114         if (num != cVal) {
1115             log_err("%%c Got: 0x%x, Expected: 0x%x\n", cVal, num);
1116         }
1117     }
1118     (void)n;
1119     fclose(myCFile);
1120 }
1121 #endif
1122 
1123 #define TestFPrintFormat(uFormat, uValue, cFormat, cValue) \
1124     myFile = u_fopen(STANDARD_TEST_FILE, "w", STANDARD_TEST_LOCALE, NULL);\
1125     if (myFile == NULL) {\
1126         log_err("Can't write test file for %s.\n", uFormat);\
1127         return;\
1128     }\
1129     /* Reinitialize the buffer to verify null termination works. */\
1130     u_memset(uBuffer, 0x2a, UPRV_LENGTHOF(uBuffer));\
1131     memset(buffer, '*', UPRV_LENGTHOF(buffer));\
1132     \
1133     uNumPrinted = u_fprintf(myFile, uFormat, uValue);\
1134     u_fclose(myFile);\
1135     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, NULL);\
1136     u_fgets(uBuffer, UPRV_LENGTHOF(uBuffer), myFile);\
1137     u_fclose(myFile);\
1138     u_austrncpy(compBuffer, uBuffer, UPRV_LENGTHOF(uBuffer));\
1139     cNumPrinted = sprintf(buffer, cFormat, cValue);\
1140     if (strcmp(buffer, compBuffer) != 0) {\
1141         log_err("%" uFormat " Got: \"%s\", Expected: \"%s\"\n", compBuffer, buffer);\
1142     }\
1143     if (cNumPrinted != uNumPrinted) {\
1144         log_err("%" uFormat " number printed Got: %d, Expected: %d\n", uNumPrinted, cNumPrinted);\
1145     }\
1146     if (buffer[uNumPrinted+1] != '*') {\
1147         log_err("%" uFormat " too much stored\n");\
1148     }\
1149 
1150 #if !UCONFIG_NO_FORMATTING
TestFprintfFormat(void)1151 static void TestFprintfFormat(void) {
1152     static const UChar abcUChars[] = {0x61,0x62,0x63,0};
1153     static const char abcChars[] = "abc";
1154     UChar uBuffer[256];
1155     char buffer[256];
1156     char compBuffer[256];
1157     int32_t uNumPrinted;
1158     int32_t cNumPrinted;
1159     UFILE *myFile;
1160 
1161     TestFPrintFormat("%8S", abcUChars, "%8s", abcChars);
1162     TestFPrintFormat("%-8S", abcUChars, "%-8s", abcChars);
1163     TestFPrintFormat("%.2S", abcUChars, "%.2s", abcChars); /* strlen is 3 */
1164 
1165     TestFPrintFormat("%8s", abcChars, "%8s", abcChars);
1166     TestFPrintFormat("%-8s", abcChars, "%-8s", abcChars);
1167     TestFPrintFormat("%.2s", abcChars, "%.2s", abcChars); /* strlen is 3 */
1168 
1169     TestFPrintFormat("%8c", (char)'e', "%8c", (char)'e');
1170     TestFPrintFormat("%-8c", (char)'e', "%-8c", (char)'e');
1171 
1172     TestFPrintFormat("%8C", (UChar)0x65, "%8c", (char)'e');
1173     TestFPrintFormat("%-8C", (UChar)0x65, "%-8c", (char)'e');
1174 
1175     TestFPrintFormat("%f", 1.23456789, "%f", 1.23456789);
1176     TestFPrintFormat("%f", 12345.6789, "%f", 12345.6789);
1177     TestFPrintFormat("%f", 123456.789, "%f", 123456.789);
1178     TestFPrintFormat("%f", 1234567.89, "%f", 1234567.89);
1179     TestFPrintFormat("%10f", 1.23456789, "%10f", 1.23456789);
1180     TestFPrintFormat("%-10f", 1.23456789, "%-10f", 1.23456789);
1181     TestFPrintFormat("%10f", 123.456789, "%10f", 123.456789);
1182     TestFPrintFormat("%10.4f", 123.456789, "%10.4f", 123.456789);
1183     TestFPrintFormat("%-10f", 123.456789, "%-10f", 123.456789);
1184 
1185 /*    TestFPrintFormat("%g", 12345.6789, "%g", 12345.6789);
1186     TestFPrintFormat("%g", 123456.789, "%g", 123456.789);
1187     TestFPrintFormat("%g", 1234567.89, "%g", 1234567.89);
1188     TestFPrintFormat("%G", 123456.789, "%G", 123456.789);
1189     TestFPrintFormat("%G", 1234567.89, "%G", 1234567.89);*/
1190     TestFPrintFormat("%10g", 1.23456789, "%10g", 1.23456789);
1191     TestFPrintFormat("%10.4g", 1.23456789, "%10.4g", 1.23456789);
1192     TestFPrintFormat("%-10g", 1.23456789, "%-10g", 1.23456789);
1193     TestFPrintFormat("%10g", 123.456789, "%10g", 123.456789);
1194     TestFPrintFormat("%-10g", 123.456789, "%-10g", 123.456789);
1195 
1196     TestFPrintFormat("%8x", 123456, "%8x", 123456);
1197     TestFPrintFormat("%-8x", 123456, "%-8x", 123456);
1198     TestFPrintFormat("%08x", 123456, "%08x", 123456);
1199 
1200     TestFPrintFormat("%8X", 123456, "%8X", 123456);
1201     TestFPrintFormat("%-8X", 123456, "%-8X", 123456);
1202     TestFPrintFormat("%08X", 123456, "%08X", 123456);
1203     TestFPrintFormat("%#x", 123456, "%#x", 123456);
1204     TestFPrintFormat("%#x", -123456, "%#x", -123456);
1205 
1206     TestFPrintFormat("%8o", 123456, "%8o", 123456);
1207     TestFPrintFormat("%-8o", 123456, "%-8o", 123456);
1208     TestFPrintFormat("%08o", 123456, "%08o", 123456);
1209     TestFPrintFormat("%#o", 123, "%#o", 123);
1210     TestFPrintFormat("%#o", -123, "%#o", -123);
1211 
1212     TestFPrintFormat("%8u", 123456, "%8u", 123456);
1213     TestFPrintFormat("%-8u", 123456, "%-8u", 123456);
1214     TestFPrintFormat("%08u", 123456, "%08u", 123456);
1215     TestFPrintFormat("%8u", -123456, "%8u", -123456);
1216     TestFPrintFormat("%-8u", -123456, "%-8u", -123456);
1217     TestFPrintFormat("%.5u", 123456, "%.5u", 123456);
1218     TestFPrintFormat("%.6u", 123456, "%.6u", 123456);
1219     TestFPrintFormat("%.7u", 123456, "%.7u", 123456);
1220 
1221     TestFPrintFormat("%8d", 123456, "%8d", 123456);
1222     TestFPrintFormat("%-8d", 123456, "%-8d", 123456);
1223     TestFPrintFormat("%08d", 123456, "%08d", 123456);
1224     TestFPrintFormat("% d", 123456, "% d", 123456);
1225     TestFPrintFormat("% d", -123456, "% d", -123456);
1226 
1227     TestFPrintFormat("%8i", 123456, "%8i", 123456);
1228     TestFPrintFormat("%-8i", 123456, "%-8i", 123456);
1229     TestFPrintFormat("%08i", 123456, "%08i", 123456);
1230 
1231     log_verbose("Get really crazy with the formatting.\n");
1232 
1233     TestFPrintFormat("%-#12x", 123, "%-#12x", 123);
1234     TestFPrintFormat("%-#12x", -123, "%-#12x", -123);
1235     TestFPrintFormat("%#12x", 123, "%#12x", 123);
1236     TestFPrintFormat("%#12x", -123, "%#12x", -123);
1237 
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     TestFPrintFormat("%12d", -123,   "%12d", -123);
1248     TestFPrintFormat("%.12d", 123,   "%.12d", 123);
1249     TestFPrintFormat("%.12d", -123,  "%.12d", -123);
1250 
1251     TestFPrintFormat("%-+12.1f", 1.234,  "%-+12.1f", 1.234);
1252     TestFPrintFormat("%-+12.1f", -1.234, "%-+12.1f", -1.234);
1253     TestFPrintFormat("%- 12.10f", 1.234, "%- 12.10f", 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("% 12.1f", -1.234,  "% 12.1f", -1.234);
1259     TestFPrintFormat("%12.1f", 1.234,    "%12.1f", 1.234);
1260     TestFPrintFormat("%12.1f", -1.234,   "%12.1f", -1.234);
1261     TestFPrintFormat("%.2f", 1.234,      "%.2f", 1.234);
1262     TestFPrintFormat("%.2f", -1.234,     "%.2f", -1.234);
1263     TestFPrintFormat("%3f", 1.234,       "%3f", 1.234);
1264     TestFPrintFormat("%3f", -1.234,      "%3f", -1.234);
1265 
1266     myFile = u_fopen(STANDARD_TEST_FILE, "w", STANDARD_TEST_LOCALE, NULL);
1267     /* Reinitialize the buffer to verify null termination works. */
1268     u_memset(uBuffer, 0x2a, UPRV_LENGTHOF(uBuffer));
1269     memset(buffer, '*', UPRV_LENGTHOF(buffer));
1270 
1271     uNumPrinted = u_fprintf(myFile, "%d % d %d", -1234, 1234, 1234);
1272     u_fclose(myFile);
1273     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, NULL);
1274     u_fgets(uBuffer, UPRV_LENGTHOF(uBuffer), myFile);
1275     u_fclose(myFile);
1276     u_austrncpy(compBuffer, uBuffer, UPRV_LENGTHOF(uBuffer));
1277     cNumPrinted = sprintf(buffer, "%d % d %d", -1234, 1234, 1234);
1278     if (strcmp(buffer, compBuffer) != 0) {
1279         log_err("%%d %% d %%d Got: \"%s\", Expected: \"%s\"\n", compBuffer, buffer);
1280     }
1281     if (cNumPrinted != uNumPrinted) {
1282         log_err("%%d %% d %%d number printed Got: %d, Expected: %d\n", uNumPrinted, cNumPrinted);
1283     }
1284     if (buffer[uNumPrinted+1] != '*') {
1285         log_err("%%d %% d %%d too much stored\n");
1286     }
1287 }
1288 #endif
1289 
1290 #undef TestFPrintFormat
1291 
1292 #if !UCONFIG_NO_FORMATTING
TestFScanSetFormat(const char * format,const UChar * uValue,const char * cValue,UBool expectedToPass)1293 static void TestFScanSetFormat(const char *format, const UChar *uValue, const char *cValue, UBool expectedToPass) {
1294     UFILE *myFile;
1295     UChar uBuffer[256];
1296     char buffer[256];
1297     char compBuffer[256];
1298     int32_t uNumScanned;
1299     int32_t cNumScanned;
1300 
1301     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, NULL);
1302     if (myFile == NULL) {
1303         log_err("Can't write test file for %s.\n", format);
1304         return;
1305     }
1306     /* Reinitialize the buffer to verify null termination works. */
1307     u_memset(uBuffer, 0x2a, UPRV_LENGTHOF(uBuffer));
1308     uBuffer[UPRV_LENGTHOF(uBuffer)-1] = 0;
1309     memset(buffer, '*', UPRV_LENGTHOF(buffer));
1310     buffer[UPRV_LENGTHOF(buffer)-1] = 0;
1311 
1312     u_fprintf(myFile, "%S", uValue);
1313     u_fclose(myFile);
1314     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, NULL);
1315     uNumScanned = u_fscanf(myFile, format, uBuffer);
1316     u_fclose(myFile);
1317     if (expectedToPass) {
1318         u_austrncpy(compBuffer, uBuffer, UPRV_LENGTHOF(uBuffer));
1319         cNumScanned = sscanf(cValue, format, buffer);
1320         if (strncmp(buffer, compBuffer, UPRV_LENGTHOF(buffer)) != 0) {
1321             log_err("%s Got: \"%s\", Expected: \"%s\"\n", format, compBuffer, buffer);
1322         }
1323         if (cNumScanned != uNumScanned) {
1324             log_err("%s number printed Got: %d, Expected: %d\n", format, uNumScanned, cNumScanned);
1325         }
1326         if (uNumScanned > 0 && uBuffer[u_strlen(uBuffer)+1] != 0x2a) {
1327             log_err("%s too much stored\n", format);
1328         }
1329     }
1330     else {
1331         if (uNumScanned != 0 || uBuffer[0] != 0x2a || uBuffer[1] != 0x2a) {
1332             log_err("%s too much stored on a failure\n", format);
1333         }
1334     }
1335 }
1336 #endif
1337 
1338 #if !UCONFIG_NO_FORMATTING
TestFScanset(void)1339 static void TestFScanset(void) {
1340     static const UChar abcUChars[] = {0x61,0x62,0x63,0x63,0x64,0x65,0x66,0x67,0};
1341     static const char abcChars[] = "abccdefg";
1342 
1343     TestFScanSetFormat("%[bc]S", abcUChars, abcChars, TRUE);
1344     TestFScanSetFormat("%[cb]S", abcUChars, abcChars, TRUE);
1345 
1346     TestFScanSetFormat("%[ab]S", abcUChars, abcChars, TRUE);
1347     TestFScanSetFormat("%[ba]S", abcUChars, abcChars, TRUE);
1348 
1349     TestFScanSetFormat("%[ab]", abcUChars, abcChars, TRUE);
1350     TestFScanSetFormat("%[ba]", abcUChars, abcChars, TRUE);
1351 
1352     TestFScanSetFormat("%[abcdefgh]", abcUChars, abcChars, TRUE);
1353     TestFScanSetFormat("%[;hgfedcba]", abcUChars, abcChars, TRUE);
1354 
1355     TestFScanSetFormat("%[^a]", abcUChars, abcChars, TRUE);
1356     TestFScanSetFormat("%[^e]", abcUChars, abcChars, TRUE);
1357     TestFScanSetFormat("%[^ed]", abcUChars, abcChars, TRUE);
1358     TestFScanSetFormat("%[^dc]", abcUChars, abcChars, TRUE);
1359     TestFScanSetFormat("%[^e]  ", abcUChars, abcChars, TRUE);
1360 
1361     TestFScanSetFormat("%1[ab]  ", abcUChars, abcChars, TRUE);
1362     TestFScanSetFormat("%2[^f]", abcUChars, abcChars, TRUE);
1363 
1364     TestFScanSetFormat("%[qrst]", abcUChars, abcChars, TRUE);
1365 
1366     /* Extra long string for testing */
1367     TestFScanSetFormat("                                                                                                                         %[qrst]",
1368         abcUChars, abcChars, TRUE);
1369 
1370     TestFScanSetFormat("%[a-]", abcUChars, abcChars, TRUE);
1371 
1372     /* Bad format */
1373     TestFScanSetFormat("%[f-a]", abcUChars, abcChars, FALSE);
1374     TestFScanSetFormat("%[c-a]", abcUChars, abcChars, FALSE);
1375     TestFScanSetFormat("%[a", abcUChars, abcChars, FALSE);
1376     /* The following is not deterministic on Windows */
1377 /*    TestFScanSetFormat("%[a-", abcUChars, abcChars);*/
1378 
1379     /* TODO: Need to specify precision with a "*" */
1380 }
1381 #endif
1382 #if !UCONFIG_NO_FORMATTING
TestBadFScanfFormat(const char * format,const UChar * uValue,const char * cValue)1383 static void TestBadFScanfFormat(const char *format, const UChar *uValue, const char *cValue) {
1384     UFILE *myFile;
1385     UChar uBuffer[256];
1386     int32_t uNumScanned;
1387 
1388     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, NULL);
1389     if (myFile == NULL) {
1390         log_err("Can't write test file for %s.\n", format);
1391         return;
1392     }
1393     /* Reinitialize the buffer to verify null termination works. */
1394     u_memset(uBuffer, 0x2a, UPRV_LENGTHOF(uBuffer));
1395     uBuffer[UPRV_LENGTHOF(uBuffer)-1] = 0;
1396 
1397     u_fprintf(myFile, "%S", uValue);
1398     u_fclose(myFile);
1399     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, NULL);
1400     uNumScanned = u_fscanf(myFile, format, uBuffer);
1401     u_fclose(myFile);
1402     if (uNumScanned != 0 || uBuffer[0] != 0x2a || uBuffer[1] != 0x2a) {
1403         log_err("%s too much stored on a failure\n", format);
1404     }
1405 }
1406 #endif
1407 #if !UCONFIG_NO_FORMATTING
TestBadScanfFormat(void)1408 static void TestBadScanfFormat(void) {
1409     static const UChar abcUChars[] = {0x61,0x62,0x63,0x63,0x64,0x65,0x66,0x67,0};
1410     static const char abcChars[] = "abccdefg";
1411 
1412     TestBadFScanfFormat("%[]  ", abcUChars, abcChars);
1413 }
1414 #endif
1415 #if !UCONFIG_NO_FORMATTING
Test_u_vfprintf(const char * expectedResult,const char * format,...)1416 static void Test_u_vfprintf(const char *expectedResult, const char *format, ...) {
1417     UChar uBuffer[256];
1418     UChar uBuffer2[256];
1419     va_list ap;
1420     int32_t count;
1421     UFILE *myFile;
1422 
1423     myFile = u_fopen(STANDARD_TEST_FILE, "w", STANDARD_TEST_LOCALE, "UTF-8");
1424     if (!myFile) {
1425         log_err("Test file can't be opened\n");
1426         return;
1427     }
1428 
1429     va_start(ap, format);
1430     count = u_vfprintf(myFile, format, ap);
1431     (void)count;    /* Suppress set but not used warning.  */
1432     va_end(ap);
1433 
1434     u_fclose(myFile);
1435 
1436 
1437     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, "UTF-8");
1438     if (!myFile) {
1439         log_err("Test file can't be opened\n");
1440         return;
1441     }
1442     u_fgets(uBuffer, UPRV_LENGTHOF(uBuffer), myFile);
1443     u_uastrcpy(uBuffer2, expectedResult);
1444     if (u_strcmp(uBuffer, uBuffer2) != 0) {
1445         log_err("Got two different results for \"%s\" expected \"%s\"\n", format, expectedResult);
1446     }
1447     u_fclose(myFile);
1448 
1449 
1450     myFile = u_fopen(STANDARD_TEST_FILE, "w", STANDARD_TEST_LOCALE, NULL);
1451     if (!myFile) {
1452         log_err("Test file can't be opened\n");
1453         return;
1454     }
1455     u_uastrcpy(uBuffer, format);
1456 
1457     va_start(ap, format);
1458     count = u_vfprintf_u(myFile, uBuffer, ap);
1459     va_end(ap);
1460 
1461     u_fclose(myFile);
1462 
1463 
1464     myFile = u_fopen(STANDARD_TEST_FILE, "r", STANDARD_TEST_LOCALE, NULL);
1465     if (!myFile) {
1466         log_err("Test file can't be opened\n");
1467         return;
1468     }
1469     u_fgets(uBuffer, UPRV_LENGTHOF(uBuffer), myFile);
1470     u_uastrcpy(uBuffer2, expectedResult);
1471     if (u_strcmp(uBuffer, uBuffer2) != 0) {
1472         log_err("Got two different results for \"%s\" expected \"%s\"\n", format, expectedResult);
1473     }
1474     u_fclose(myFile);
1475 }
1476 
TestVargs(void)1477 static void TestVargs(void) {
1478     Test_u_vfprintf("8 9 a B 8.9", "%d %u %x %X %.1f", 8, 9, 10, 11, 8.9);
1479 }
1480 #endif
1481 
TestUnicodeFormat(void)1482 static void TestUnicodeFormat(void)
1483 {
1484 #if !UCONFIG_NO_FORMATTING
1485     /* Make sure that invariant conversion doesn't happen on the _u formats. */
1486     UChar myUString[256];
1487     UFILE *myFile;
1488     static const UChar TEST_STR[] = { 0x03BC, 0x0025, 0x0024, 0};
1489     static const UChar PERCENT_S[] = { 0x03BC, 0x0025, 0x0053, 0};
1490 
1491     u_memset(myUString, 0x2a, UPRV_LENGTHOF(myUString));
1492 
1493     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, "UTF-8");
1494     if (!myFile) {
1495         log_err("Test file can't be opened\n");
1496         return;
1497     }
1498     u_fprintf_u(myFile, PERCENT_S, TEST_STR);
1499     u_fclose(myFile);
1500 
1501     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, "UTF-8");
1502     if (!myFile) {
1503         log_err("Test file can't be opened\n");
1504         return;
1505     }
1506     u_fscanf_u(myFile, PERCENT_S, myUString);
1507     u_fclose(myFile);
1508     if (u_strcmp(TEST_STR, myUString) != 0) {
1509         log_err("u_fscanf_u doesn't work.\n");
1510     }
1511 #endif
1512 }
1513 
TestFileWriteRetval(const char * a_pszEncoding)1514 static void TestFileWriteRetval(const char * a_pszEncoding) {
1515     UChar * buffer;
1516     UFILE * myFile;
1517     int32_t count;
1518     int32_t expected = 10000; /* test with large data to test internal buffer looping */
1519     UChar   testChar = 0xBEEF;
1520 
1521     if (!*a_pszEncoding || 0 == strcmp(a_pszEncoding, "ASCII")) {
1522         testChar = 0x65; /* 'A' - otherwise read test will fail */
1523     }
1524 
1525     buffer = (UChar*) malloc(expected * sizeof(UChar));
1526     if (!buffer) {
1527         log_err("Out of memory\n");
1528         return;
1529     }
1530 
1531     /* write */
1532     myFile = u_fopen(STANDARD_TEST_FILE, "w", NULL, a_pszEncoding);
1533     if (!myFile) {
1534         free(buffer);
1535         log_err("Test file can't be opened for write\n");
1536         return;
1537     }
1538     u_memset(buffer, testChar, expected);
1539     count = u_file_write(buffer, expected, myFile);
1540     u_fclose(myFile);
1541     if (count != expected) {
1542         free(buffer);
1543         log_err("u_file_write returned incorrect number of characters written\n");
1544         return;
1545     }
1546 
1547     free(buffer);
1548     buffer = NULL;
1549 
1550     /* read */
1551     myFile = u_fopen(STANDARD_TEST_FILE, "r", NULL, a_pszEncoding);
1552     if (!myFile) {
1553         log_err("Test file can't be opened for read\n");
1554         return;
1555     }
1556     for (count = 0; count < expected; ++count) {
1557         UChar gotChar = u_fgetc(myFile);
1558 	if(gotChar != testChar) {
1559             log_err("u_fgetc returned unexpected character U+%04X expected U+%04X\n", gotChar, testChar);
1560             u_fclose(myFile);
1561             return;
1562         }
1563     }
1564     if (u_fgetc(myFile) != U_EOF) {
1565         log_err("u_fgetc did not return expected EOF\n");
1566         u_fclose(myFile);
1567         return;
1568         }
1569     u_fclose(myFile);
1570 }
1571 
TestFileWriteRetvalUTF16(void)1572 static void TestFileWriteRetvalUTF16(void) {
1573     TestFileWriteRetval("UTF-16");
1574 }
1575 
TestFileWriteRetvalUTF8(void)1576 static void TestFileWriteRetvalUTF8(void) {
1577     TestFileWriteRetval("UTF-8");
1578 }
1579 
TestFileWriteRetvalASCII(void)1580 static void TestFileWriteRetvalASCII(void) {
1581     TestFileWriteRetval("ASCII");
1582 }
1583 
TestFileWriteRetvalNONE(void)1584 static void TestFileWriteRetvalNONE(void) {
1585     TestFileWriteRetval("");
1586 }
1587 
1588 U_CFUNC void
addFileTest(TestNode ** root)1589 addFileTest(TestNode** root) {
1590 #if !UCONFIG_NO_FORMATTING
1591     addTest(root, &TestFile, "file/TestFile");
1592     addTest(root, &TestFinit, "file/TestFinit");
1593     addTest(root, &TestFadopt, "file/TestFadopt");
1594 #endif
1595     addTest(root, &StdinBuffering, "file/StdinBuffering");
1596     addTest(root, &TestfgetsBuffers, "file/TestfgetsBuffers");
1597     addTest(root, &TestFileReadBuffering, "file/TestFileReadBuffering");
1598     addTest(root, &TestfgetsLineCount, "file/TestfgetsLineCount");
1599     addTest(root, &TestfgetsNewLineHandling, "file/TestfgetsNewLineHandling");
1600     addTest(root, &TestfgetsNewLineCount, "file/TestfgetsNewLineCount");
1601     addTest(root, &TestFgetsLineBuffering, "file/TestFgetsLineBuffering");
1602     addTest(root, &TestCodepage, "file/TestCodepage");
1603     addTest(root, &TestCodepageFlush, "file/TestCodepageFlush");
1604     addTest(root, &TestFileWriteRetvalUTF16, "file/TestFileWriteRetvalUTF16");
1605     addTest(root, &TestFileWriteRetvalUTF8, "file/TestFileWriteRetvalUTF8");
1606     addTest(root, &TestFileWriteRetvalASCII, "file/TestFileWriteRetvalASCII");
1607     addTest(root, &TestFileWriteRetvalNONE, "file/TestFileWriteRetvalNONE");
1608 #if !UCONFIG_NO_FORMATTING
1609     addTest(root, &TestCodepageAndLocale, "file/TestCodepageAndLocale");
1610     addTest(root, &TestFprintfFormat, "file/TestFprintfFormat");
1611     addTest(root, &TestFScanset, "file/TestFScanset");
1612     addTest(root, &TestFilePrintCompatibility, "file/TestFilePrintCompatibility");
1613     addTest(root, &TestBadScanfFormat, "file/TestBadScanfFormat");
1614     addTest(root, &TestVargs, "file/TestVargs");
1615     addTest(root, &TestUnicodeFormat, "file/TestUnicodeFormat");
1616 #endif
1617 }
1618