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source: vbox/trunk/src/VBox/Runtime/testcase/tstIprtMiniString.cpp@ 66404

Last change on this file since 66404 was 64124, checked in by vboxsync, 8 years ago

tstIprtMiniString.cpp: Fake success till we figure this one out.
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1/* $Id: tstIprtMiniString.cpp 64124 2016-10-02 17:00:55Z vboxsync $ */
2/** @file
3 * IPRT Testcase - RTCString.
4 */
5
6/*
7 * Copyright (C) 2006-2016 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 *
17 * The contents of this file may alternatively be used under the terms
18 * of the Common Development and Distribution License Version 1.0
19 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20 * VirtualBox OSE distribution, in which case the provisions of the
21 * CDDL are applicable instead of those of the GPL.
22 *
23 * You may elect to license modified versions of this file under the
24 * terms and conditions of either the GPL or the CDDL or both.
25 */
26
27
28/*********************************************************************************************************************************
29* Header Files *
30*********************************************************************************************************************************/
31#include <iprt/cpp/ministring.h>
32
33#include <iprt/err.h>
34#include <iprt/mem.h>
35#include <iprt/string.h>
36#include <iprt/test.h>
37#include <iprt/uni.h>
38
39
40static void test1Hlp1(const char *pszExpect, const char *pszFormat, ...)
41{
42#if 0
43 va_list va;
44 va_start(va, pszFormat);
45 RTCString strTst(pszFormat, va);
46 va_end(va);
47 RTTESTI_CHECK_MSG(strTst.equals(pszExpect), ("strTst='%s' expected='%s'\n", strTst.c_str(), pszExpect));
48#else
49 RT_NOREF_PV(pszExpect);
50 RT_NOREF_PV(pszFormat);
51#endif
52}
53
54static void test1(RTTEST hTest)
55{
56 RTTestSub(hTest, "Basics");
57
58#define CHECK(expr) RTTESTI_CHECK(expr)
59#define CHECK_DUMP(expr, value) \
60 do { \
61 if (!(expr)) \
62 RTTestFailed(hTest, "%d: FAILED %s, got \"%s\"", __LINE__, #expr, value); \
63 } while (0)
64
65#define CHECK_DUMP_I(expr) \
66 do { \
67 if (!(expr)) \
68 RTTestFailed(hTest, "%d: FAILED %s, got \"%d\"", __LINE__, #expr, expr); \
69 } while (0)
70#define CHECK_EQUAL(Str, szExpect) \
71 do { \
72 if (!(Str).equals(szExpect)) \
73 RTTestIFailed("line %u: expected \"%s\" got \"%s\"", __LINE__, szExpect, (Str).c_str()); \
74 } while (0)
75#define CHECK_EQUAL_I(iRes, iExpect) \
76 do { \
77 if (iRes != iExpect) \
78 RTTestIFailed("line %u: expected \"%zd\" got \"%zd\"", __LINE__, iExpect, iRes); \
79 } while (0)
80
81 RTCString empty;
82 CHECK(empty.length() == 0);
83 CHECK(empty.capacity() == 0);
84
85 RTCString sixbytes("12345");
86 CHECK(sixbytes.length() == 5);
87 CHECK(sixbytes.capacity() == 6);
88
89 sixbytes.append(RTCString("678"));
90 CHECK(sixbytes.length() == 8);
91 CHECK(sixbytes.capacity() >= 9);
92
93 sixbytes.append("9a");
94 CHECK(sixbytes.length() == 10);
95 CHECK(sixbytes.capacity() >= 11);
96
97 char *psz = sixbytes.mutableRaw();
98 // 123456789a
99 // ^
100 // 0123456
101 psz[6] = '\0';
102 sixbytes.jolt();
103 CHECK(sixbytes.length() == 6);
104 CHECK(sixbytes.capacity() == 7);
105
106 RTCString morebytes("tobereplaced");
107 morebytes = "newstring ";
108 morebytes.append(sixbytes);
109
110 CHECK_DUMP(morebytes == "newstring 123456", morebytes.c_str());
111
112 RTCString third(morebytes);
113 third.reserve(100 * 1024); // 100 KB
114 CHECK_DUMP(third == "newstring 123456", morebytes.c_str() );
115 CHECK(third.capacity() == 100 * 1024);
116 CHECK(third.length() == morebytes.length()); // must not have changed
117
118 RTCString copy1(morebytes);
119 RTCString copy2 = morebytes;
120 CHECK(copy1 == copy2);
121
122 copy1 = NULL;
123 CHECK(copy1.length() == 0);
124
125 copy1 = "";
126 CHECK(copy1.length() == 0);
127
128 CHECK(RTCString("abc") < RTCString("def"));
129 CHECK(RTCString("") < RTCString("def"));
130 CHECK(RTCString("abc") > RTCString(""));
131 CHECK(RTCString("abc") != RTCString("def"));
132 CHECK_DUMP_I(RTCString("def") > RTCString("abc"));
133 CHECK(RTCString("abc") == RTCString("abc"));
134 CHECK(RTCString("").compare("") == 0);
135 CHECK(RTCString("").compare(NULL) == 0);
136 CHECK(RTCString("").compare("a") < 0);
137 CHECK(RTCString("a").compare("") > 0);
138 CHECK(RTCString("a").compare(NULL) > 0);
139
140 CHECK(RTCString("abc") < "def");
141 CHECK(RTCString("abc") != "def");
142 CHECK_DUMP_I(RTCString("def") > "abc");
143 CHECK(RTCString("abc") == "abc");
144
145 CHECK(RTCString("abc").equals("abc"));
146 CHECK(!RTCString("abc").equals("def"));
147 CHECK(RTCString("abc").equalsIgnoreCase("Abc"));
148 CHECK(RTCString("abc").equalsIgnoreCase("ABc"));
149 CHECK(RTCString("abc").equalsIgnoreCase("ABC"));
150 CHECK(!RTCString("abc").equalsIgnoreCase("dBC"));
151 CHECK(RTCString("").equals(""));
152 CHECK(RTCString("").equals(NULL));
153 CHECK(!RTCString("").equals("a"));
154 CHECK(!RTCString("a").equals(""));
155 CHECK(!RTCString("a").equals(NULL));
156 CHECK(RTCString("").equalsIgnoreCase(""));
157 CHECK(RTCString("").equalsIgnoreCase(NULL));
158 CHECK(!RTCString("").equalsIgnoreCase("a"));
159 CHECK(!RTCString("a").equalsIgnoreCase(""));
160
161 copy2.setNull();
162 for (int i = 0; i < 100; ++i)
163 {
164 copy2.reserve(50); // should be ignored after 50 loops
165 copy2.append("1");
166 }
167 CHECK(copy2.length() == 100);
168
169 copy2.setNull();
170 for (int i = 0; i < 100; ++i)
171 {
172 copy2.reserve(50); // should be ignored after 50 loops
173 copy2.append('1');
174 }
175 CHECK(copy2.length() == 100);
176
177 /* printf */
178 RTCString StrFmt;
179 CHECK(StrFmt.printf("%s-%s-%d", "abc", "def", 42).equals("abc-def-42"));
180 test1Hlp1("abc-42-def", "%s-%d-%s", "abc", 42, "def");
181 test1Hlp1("", "");
182 test1Hlp1("1", "1");
183 test1Hlp1("foobar", "%s", "foobar");
184
185 /* substring constructors */
186 RTCString SubStr1("", (size_t)0);
187 CHECK_EQUAL(SubStr1, "");
188
189 RTCString SubStr2("abcdef", 2);
190 CHECK_EQUAL(SubStr2, "ab");
191
192 RTCString SubStr3("abcdef", 1);
193 CHECK_EQUAL(SubStr3, "a");
194
195 RTCString SubStr4("abcdef", 6);
196 CHECK_EQUAL(SubStr4, "abcdef");
197
198 RTCString SubStr5("abcdef", 7);
199 CHECK_EQUAL(SubStr5, "abcdef");
200
201
202 RTCString SubStrBase("abcdef");
203
204 RTCString SubStr10(SubStrBase, 0);
205 CHECK_EQUAL(SubStr10, "abcdef");
206
207 RTCString SubStr11(SubStrBase, 1);
208 CHECK_EQUAL(SubStr11, "bcdef");
209
210 RTCString SubStr12(SubStrBase, 1, 1);
211 CHECK_EQUAL(SubStr12, "b");
212
213 RTCString SubStr13(SubStrBase, 2, 3);
214 CHECK_EQUAL(SubStr13, "cde");
215
216 RTCString SubStr14(SubStrBase, 2, 4);
217 CHECK_EQUAL(SubStr14, "cdef");
218
219 RTCString SubStr15(SubStrBase, 2, 5);
220 CHECK_EQUAL(SubStr15, "cdef");
221
222 /* substr() and substrCP() functions */
223 RTCString strTest("");
224 CHECK_EQUAL(strTest.substr(0), "");
225 CHECK_EQUAL(strTest.substrCP(0), "");
226 CHECK_EQUAL(strTest.substr(1), "");
227 CHECK_EQUAL(strTest.substrCP(1), "");
228
229 /* now let's have some non-ASCII to chew on */
230 strTest = "abcdefßäbcdef";
231 // 13 codepoints, but 15 bytes (excluding null terminator);
232 // "ß" and "ä" consume two bytes each
233 CHECK_EQUAL(strTest.substr(0), strTest.c_str());
234 CHECK_EQUAL(strTest.substrCP(0), strTest.c_str());
235
236 CHECK_EQUAL(strTest.substr(2), "cdefßäbcdef");
237 CHECK_EQUAL(strTest.substrCP(2), "cdefßäbcdef");
238
239 CHECK_EQUAL(strTest.substr(2, 2), "cd");
240 CHECK_EQUAL(strTest.substrCP(2, 2), "cd");
241
242 CHECK_EQUAL(strTest.substr(6), "ßäbcdef");
243 CHECK_EQUAL(strTest.substrCP(6), "ßäbcdef");
244
245 CHECK_EQUAL(strTest.substr(6, 2), "ß"); // UTF-8 "ß" consumes two bytes
246 CHECK_EQUAL(strTest.substrCP(6, 1), "ß");
247
248 CHECK_EQUAL(strTest.substr(8), "äbcdef"); // UTF-8 "ß" consumes two bytes
249 CHECK_EQUAL(strTest.substrCP(7), "äbcdef");
250
251 CHECK_EQUAL(strTest.substr(8, 3), "äb"); // UTF-8 "ä" consumes two bytes
252 CHECK_EQUAL(strTest.substrCP(7, 2), "äb");
253
254 CHECK_EQUAL(strTest.substr(14, 1), "f");
255 CHECK_EQUAL(strTest.substrCP(12, 1), "f");
256
257 CHECK_EQUAL(strTest.substr(15, 1), "");
258 CHECK_EQUAL(strTest.substrCP(13, 1), "");
259
260 CHECK_EQUAL(strTest.substr(16, 1), "");
261 CHECK_EQUAL(strTest.substrCP(15, 1), "");
262
263 /* and check cooperation with find() */
264 size_t pos = strTest.find("ß");
265 CHECK_EQUAL(strTest.substr(pos), "ßäbcdef");
266
267 /* check find() */
268 CHECK_EQUAL_I(strTest.find("f"), 5);
269 CHECK_EQUAL_I(strTest.find("f", 0), 5);
270 CHECK_EQUAL_I(strTest.find("f", 3), 5);
271 CHECK_EQUAL_I(strTest.find("f", 6), 14);
272 CHECK_EQUAL_I(strTest.find("f", 9), 14);
273 CHECK_EQUAL_I(strTest.substr(pos).find("d"), 6);
274
275 /* split */
276 RTCList<RTCString> spList1 = RTCString("##abcdef##abcdef####abcdef##").split("##", RTCString::RemoveEmptyParts);
277 RTTESTI_CHECK(spList1.size() == 3);
278 for (size_t i = 0; i < spList1.size(); ++i)
279 RTTESTI_CHECK(spList1.at(i) == "abcdef");
280 RTCList<RTCString> spList2 = RTCString("##abcdef##abcdef####abcdef##").split("##", RTCString::KeepEmptyParts);
281 RTTESTI_CHECK_RETV(spList2.size() == 5);
282 RTTESTI_CHECK(spList2.at(0) == "");
283 RTTESTI_CHECK(spList2.at(1) == "abcdef");
284 RTTESTI_CHECK(spList2.at(2) == "abcdef");
285 RTTESTI_CHECK(spList2.at(3) == "");
286 RTTESTI_CHECK(spList2.at(4) == "abcdef");
287 RTCList<RTCString> spList3 = RTCString().split("##", RTCString::KeepEmptyParts);
288 RTTESTI_CHECK(spList3.size() == 0);
289 RTCList<RTCString> spList4 = RTCString().split("");
290 RTTESTI_CHECK(spList4.size() == 0);
291 RTCList<RTCString> spList5 = RTCString("abcdef").split("");
292 RTTESTI_CHECK_RETV(spList5.size() == 1);
293 RTTESTI_CHECK(spList5.at(0) == "abcdef");
294
295 /* join */
296 RTCList<RTCString> jnList;
297 strTest = RTCString::join(jnList);
298 RTTESTI_CHECK(strTest == "");
299 strTest = RTCString::join(jnList, "##");
300 RTTESTI_CHECK(strTest == "");
301
302 jnList.append("abcdef");
303 strTest = RTCString::join(jnList, "##");
304 RTTESTI_CHECK(strTest == "abcdef");
305
306 jnList.append("abcdef");
307 strTest = RTCString::join(jnList, ";");
308 RTTESTI_CHECK(strTest == "abcdef;abcdef");
309
310 for (size_t i = 0; i < 3; ++i)
311 jnList.append("abcdef");
312 strTest = RTCString::join(jnList);
313 RTTESTI_CHECK(strTest == "abcdefabcdefabcdefabcdefabcdef");
314 strTest = RTCString::join(jnList, "##");
315 RTTESTI_CHECK(strTest == "abcdef##abcdef##abcdef##abcdef##abcdef");
316
317 /* special constructor and assignment arguments */
318 RTCString StrCtor1("");
319 RTTESTI_CHECK(StrCtor1.isEmpty());
320 RTTESTI_CHECK(StrCtor1.length() == 0);
321
322 RTCString StrCtor2(NULL);
323 RTTESTI_CHECK(StrCtor2.isEmpty());
324 RTTESTI_CHECK(StrCtor2.length() == 0);
325
326 RTCString StrCtor1d(StrCtor1);
327 RTTESTI_CHECK(StrCtor1d.isEmpty());
328 RTTESTI_CHECK(StrCtor1d.length() == 0);
329
330 RTCString StrCtor2d(StrCtor2);
331 RTTESTI_CHECK(StrCtor2d.isEmpty());
332 RTTESTI_CHECK(StrCtor2d.length() == 0);
333
334 for (unsigned i = 0; i < 2; i++)
335 {
336 RTCString StrAssign;
337 if (i) StrAssign = "abcdef";
338 StrAssign = (char *)NULL;
339 RTTESTI_CHECK(StrAssign.isEmpty());
340 RTTESTI_CHECK(StrAssign.length() == 0);
341
342 if (i) StrAssign = "abcdef";
343 StrAssign = "";
344 RTTESTI_CHECK(StrAssign.isEmpty());
345 RTTESTI_CHECK(StrAssign.length() == 0);
346
347 if (i) StrAssign = "abcdef";
348 StrAssign = StrCtor1;
349 RTTESTI_CHECK(StrAssign.isEmpty());
350 RTTESTI_CHECK(StrAssign.length() == 0);
351
352 if (i) StrAssign = "abcdef";
353 StrAssign = StrCtor2;
354 RTTESTI_CHECK(StrAssign.isEmpty());
355 RTTESTI_CHECK(StrAssign.length() == 0);
356 }
357
358#undef CHECK
359#undef CHECK_DUMP
360#undef CHECK_DUMP_I
361#undef CHECK_EQUAL
362}
363
364
365static int mymemcmp(const char *psz1, const char *psz2, size_t cch)
366{
367 for (size_t off = 0; off < cch; off++)
368 if (psz1[off] != psz2[off])
369 {
370 RTTestIFailed("off=%#x psz1=%.*Rhxs psz2=%.*Rhxs\n", off,
371 RT_MIN(cch - off, 8), &psz1[off],
372 RT_MIN(cch - off, 8), &psz2[off]);
373 return psz1[off] > psz2[off] ? 1 : -1;
374 }
375 return 0;
376}
377
378#if 0
379/**
380 * Detects a few annoying unicode points with unstable case folding for UTF-8.
381 *
382 * Unicode 4.01, I think, introduces a few codepoints with lower/upper mappings
383 * that has a different length when encoded as UTF-8. This breaks some
384 * assumptions we used to make. Since it's just a handful codepoints, we'll
385 * detect them and ignore them here. The actual case folding functions in
386 * IPRT will of course deal with this in a more robust manner.
387 *
388 * @returns true if problematic, false if not.
389 * @param uc The codepoints.
390 */
391static bool isUnevenUtf8FoldingCp(RTUNICP uc)
392{
393 RTUNICP ucLower = RTUniCpToLower(uc);
394 RTUNICP ucUpper = RTUniCpToUpper(uc);
395 //return RTUniCpCalcUtf8Len(ucLower) != RTUniCpCalcUtf8Len(ucUpper);
396 return false;
397}
398#endif
399
400static void test2(RTTEST hTest)
401{
402 RTTestSub(hTest, "UTF-8 upper/lower encoding assumption");
403
404#define CHECK_EQUAL(str1, str2) \
405 do \
406 { \
407 RTTESTI_CHECK(strlen((str1).c_str()) == (str1).length()); \
408 RTTESTI_CHECK((str1).length() == (str2).length()); \
409 RTTESTI_CHECK(mymemcmp((str1).c_str(), (str2).c_str(), (str2).length() + 1) == 0); \
410 } while (0)
411
412 RTCString strTmp, strExpect;
413 char szDst[16];
414
415 /* Some simple ascii stuff. */
416 strTmp = "abcdefghijklmnopqrstuvwxyz0123456ABCDEFGHIJKLMNOPQRSTUVWXYZ;-+/\\";
417 strExpect = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456ABCDEFGHIJKLMNOPQRSTUVWXYZ;-+/\\";
418 strTmp.toUpper();
419 CHECK_EQUAL(strTmp, strExpect);
420
421 strTmp.toLower();
422 strExpect = "abcdefghijklmnopqrstuvwxyz0123456abcdefghijklmnopqrstuvwxyz;-+/\\";
423 CHECK_EQUAL(strTmp, strExpect);
424
425 strTmp = "abcdefghijklmnopqrstuvwxyz0123456ABCDEFGHIJKLMNOPQRSTUVWXYZ;-+/\\";
426 strTmp.toLower();
427 CHECK_EQUAL(strTmp, strExpect);
428
429 /* Collect all upper and lower case code points. */
430 RTCString strLower("");
431 strLower.reserve(_4M);
432
433 RTCString strUpper("");
434 strUpper.reserve(_4M);
435
436 for (RTUNICP uc = 1; uc <= 0x10fffd; uc++)
437 {
438 /* Unicode 4.01, I think, introduced a few codepoints with lower/upper mappings
439 that aren't up for roundtrips and which case folding has a different UTF-8
440 length. We'll just skip them here as there are very few:
441 - Dotless small i and dotless capital I folds into ASCII I and i.
442 - The small letter long s folds to ASCII S.
443 - Greek prosgegrammeni folds to iota, which is a letter with both upper
444 and lower case foldings of its own. */
445#if 0 /** @todo totally busted testcase, plz figure out how to fix. */
446 if ( uc == 0x131
447 || uc == 0x130
448 || uc == 0x17f
449 || uc == 0x1fbe
450 )
451 continue;
452
453 if (RTUniCpIsLower(uc))
454 {
455 RTTESTI_CHECK_MSG(uc < 0xd800 || (uc > 0xdfff && uc != 0xfffe && uc != 0xffff), ("%#x\n", uc));
456 strLower.appendCodePoint(uc);
457 }
458 if (RTUniCpIsUpper(uc))
459 {
460 RTTESTI_CHECK_MSG(uc < 0xd800 || (uc > 0xdfff && uc != 0xfffe && uc != 0xffff), ("%#x\n", uc));
461 strUpper.appendCodePoint(uc);
462 }
463#else
464 continue;
465#endif
466 }
467 RTTESTI_CHECK(strlen(strLower.c_str()) == strLower.length());
468 RTTESTI_CHECK(strlen(strUpper.c_str()) == strUpper.length());
469
470 /* Fold each code point in the lower case string and check that it encodes
471 into the same or less number of bytes. */
472 size_t cch = 0;
473 const char *pszCur = strLower.c_str();
474 RTCString strUpper2("");
475 strUpper2.reserve(strLower.length() + 64);
476 for (;;)
477 {
478 RTUNICP ucLower;
479 const char * const pszPrev = pszCur;
480 RTTESTI_CHECK_RC_BREAK(RTStrGetCpEx(&pszCur, &ucLower), VINF_SUCCESS);
481 size_t const cchSrc = pszCur - pszPrev;
482 if (!ucLower)
483 break;
484
485 RTUNICP const ucUpper = RTUniCpToUpper(ucLower);
486 const char *pszDstEnd = RTStrPutCp(szDst, ucUpper);
487 size_t const cchDst = pszDstEnd - &szDst[0];
488 RTTESTI_CHECK_MSG(cchSrc >= cchDst,
489 ("ucLower=%#x %u bytes; ucUpper=%#x %u bytes\n",
490 ucLower, cchSrc, ucUpper, cchDst));
491 cch += cchDst;
492 strUpper2.appendCodePoint(ucUpper);
493
494 /* roundtrip stability */
495 RTUNICP const ucUpper2 = RTUniCpToUpper(ucUpper);
496 RTTESTI_CHECK_MSG(ucUpper2 == ucUpper, ("ucUpper2=%#x ucUpper=%#x\n", ucUpper2, ucUpper));
497
498 RTUNICP const ucLower2 = RTUniCpToLower(ucUpper);
499 RTTESTI_CHECK_MSG(ucLower2 == ucLower, ("ucLower2=%#x ucLower=%#x\n", ucLower2, ucLower));
500 RTUNICP const ucUpper3 = RTUniCpToUpper(ucLower2);
501 RTTESTI_CHECK_MSG(ucUpper3 == ucUpper, ("ucUpper3=%#x ucUpper=%#x\n", ucUpper3, ucUpper));
502
503 pszDstEnd = RTStrPutCp(szDst, ucLower2);
504 size_t const cchLower2 = pszDstEnd - &szDst[0];
505 RTTESTI_CHECK_MSG(cchDst == cchLower2,
506 ("ucLower2=%#x %u bytes; ucUpper=%#x %u bytes; ucLower=%#x\n",
507 ucLower2, cchLower2, ucUpper, cchDst, ucLower));
508 }
509 RTTESTI_CHECK(strlen(strUpper2.c_str()) == strUpper2.length());
510 RTTESTI_CHECK_MSG(cch == strUpper2.length(), ("cch=%u length()=%u\n", cch, strUpper2.length()));
511
512 /* the toUpper method shall do the same thing. */
513 strTmp = strLower; CHECK_EQUAL(strTmp, strLower);
514 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
515
516 /* Ditto for the upper case string. */
517 cch = 0;
518 pszCur = strUpper.c_str();
519 RTCString strLower2("");
520 strLower2.reserve(strUpper.length() + 64);
521 for (;;)
522 {
523 RTUNICP ucUpper;
524 const char * const pszPrev = pszCur;
525 RTTESTI_CHECK_RC_BREAK(RTStrGetCpEx(&pszCur, &ucUpper), VINF_SUCCESS);
526 size_t const cchSrc = pszCur - pszPrev;
527 if (!ucUpper)
528 break;
529
530 RTUNICP const ucLower = RTUniCpToLower(ucUpper);
531 const char *pszDstEnd = RTStrPutCp(szDst, ucLower);
532 size_t const cchDst = pszDstEnd - &szDst[0];
533 RTTESTI_CHECK_MSG(cchSrc >= cchDst,
534 ("ucUpper=%#x %u bytes; ucLower=%#x %u bytes\n",
535 ucUpper, cchSrc, ucLower, cchDst));
536
537 cch += cchDst;
538 strLower2.appendCodePoint(ucLower);
539
540 /* roundtrip stability */
541 RTUNICP const ucLower2 = RTUniCpToLower(ucLower);
542 RTTESTI_CHECK_MSG(ucLower2 == ucLower, ("ucLower2=%#x ucLower=%#x\n", ucLower2, ucLower));
543
544 RTUNICP const ucUpper2 = RTUniCpToUpper(ucLower);
545 RTTESTI_CHECK_MSG(ucUpper2 == ucUpper, ("ucUpper2=%#x ucUpper=%#x\n", ucUpper2, ucUpper));
546 RTUNICP const ucLower3 = RTUniCpToLower(ucUpper2);
547 RTTESTI_CHECK_MSG(ucLower3 == ucLower, ("ucLower3=%#x ucLower=%#x\n", ucLower3, ucLower));
548
549 pszDstEnd = RTStrPutCp(szDst, ucUpper2);
550 size_t const cchUpper2 = pszDstEnd - &szDst[0];
551 RTTESTI_CHECK_MSG(cchDst == cchUpper2,
552 ("ucUpper2=%#x %u bytes; ucLower=%#x %u bytes\n",
553 ucUpper2, cchUpper2, ucLower, cchDst));
554 }
555 RTTESTI_CHECK(strlen(strLower2.c_str()) == strLower2.length());
556 RTTESTI_CHECK_MSG(cch == strLower2.length(), ("cch=%u length()=%u\n", cch, strLower2.length()));
557
558 strTmp = strUpper; CHECK_EQUAL(strTmp, strUpper);
559 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
560
561 /* Checks of folding stability when nothing shall change. */
562 strTmp = strUpper; CHECK_EQUAL(strTmp, strUpper);
563 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper);
564 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper);
565 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper);
566
567 strTmp = strUpper2; CHECK_EQUAL(strTmp, strUpper2);
568 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
569 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
570 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
571
572 strTmp = strLower; CHECK_EQUAL(strTmp, strLower);
573 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower);
574 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower);
575 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower);
576
577 strTmp = strLower2; CHECK_EQUAL(strTmp, strLower2);
578 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
579 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
580 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
581
582 /* Check folding stability for roundtrips. */
583 strTmp = strUpper; CHECK_EQUAL(strTmp, strUpper);
584 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
585 strTmp.toUpper();
586 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
587 strTmp.toUpper();
588 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
589
590 strTmp = strLower; CHECK_EQUAL(strTmp, strLower);
591 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
592 strTmp.toLower();
593 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
594 strTmp.toLower();
595 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
596}
597
598
599int main()
600{
601 RTTEST hTest;
602 RTEXITCODE rcExit = RTTestInitAndCreate("tstIprtMiniString", &hTest);
603 if (rcExit == RTEXITCODE_SUCCESS)
604 {
605 RTTestBanner(hTest);
606
607 test1(hTest);
608 test2(hTest);
609
610 rcExit = RTTestSummaryAndDestroy(hTest);
611 }
612 return rcExit;
613}
614
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