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source: vbox/trunk/src/VBox/Runtime/testcase/tstIprtMiniString.cpp@ 59983

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1/* $Id: tstIprtMiniString.cpp 57358 2015-08-14 15:16:38Z vboxsync $ */
2/** @file
3 * IPRT Testcase - RTCString.
4 */
5
6/*
7 * Copyright (C) 2006-2015 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#endif
49}
50
51static void test1(RTTEST hTest)
52{
53 RTTestSub(hTest, "Basics");
54
55#define CHECK(expr) RTTESTI_CHECK(expr)
56#define CHECK_DUMP(expr, value) \
57 do { \
58 if (!(expr)) \
59 RTTestFailed(hTest, "%d: FAILED %s, got \"%s\"", __LINE__, #expr, value); \
60 } while (0)
61
62#define CHECK_DUMP_I(expr) \
63 do { \
64 if (!(expr)) \
65 RTTestFailed(hTest, "%d: FAILED %s, got \"%d\"", __LINE__, #expr, expr); \
66 } while (0)
67#define CHECK_EQUAL(Str, szExpect) \
68 do { \
69 if (!(Str).equals(szExpect)) \
70 RTTestIFailed("line %u: expected \"%s\" got \"%s\"", __LINE__, szExpect, (Str).c_str()); \
71 } while (0)
72#define CHECK_EQUAL_I(iRes, iExpect) \
73 do { \
74 if (iRes != iExpect) \
75 RTTestIFailed("line %u: expected \"%zd\" got \"%zd\"", __LINE__, iExpect, iRes); \
76 } while (0)
77
78 RTCString empty;
79 CHECK(empty.length() == 0);
80 CHECK(empty.capacity() == 0);
81
82 RTCString sixbytes("12345");
83 CHECK(sixbytes.length() == 5);
84 CHECK(sixbytes.capacity() == 6);
85
86 sixbytes.append(RTCString("678"));
87 CHECK(sixbytes.length() == 8);
88 CHECK(sixbytes.capacity() >= 9);
89
90 sixbytes.append("9a");
91 CHECK(sixbytes.length() == 10);
92 CHECK(sixbytes.capacity() >= 11);
93
94 char *psz = sixbytes.mutableRaw();
95 // 123456789a
96 // ^
97 // 0123456
98 psz[6] = '\0';
99 sixbytes.jolt();
100 CHECK(sixbytes.length() == 6);
101 CHECK(sixbytes.capacity() == 7);
102
103 RTCString morebytes("tobereplaced");
104 morebytes = "newstring ";
105 morebytes.append(sixbytes);
106
107 CHECK_DUMP(morebytes == "newstring 123456", morebytes.c_str());
108
109 RTCString third(morebytes);
110 third.reserve(100 * 1024); // 100 KB
111 CHECK_DUMP(third == "newstring 123456", morebytes.c_str() );
112 CHECK(third.capacity() == 100 * 1024);
113 CHECK(third.length() == morebytes.length()); // must not have changed
114
115 RTCString copy1(morebytes);
116 RTCString copy2 = morebytes;
117 CHECK(copy1 == copy2);
118
119 copy1 = NULL;
120 CHECK(copy1.length() == 0);
121
122 copy1 = "";
123 CHECK(copy1.length() == 0);
124
125 CHECK(RTCString("abc") < RTCString("def"));
126 CHECK(RTCString("") < RTCString("def"));
127 CHECK(RTCString("abc") > RTCString(""));
128 CHECK(RTCString("abc") != RTCString("def"));
129 CHECK_DUMP_I(RTCString("def") > RTCString("abc"));
130 CHECK(RTCString("abc") == RTCString("abc"));
131 CHECK(RTCString("").compare("") == 0);
132 CHECK(RTCString("").compare(NULL) == 0);
133 CHECK(RTCString("").compare("a") < 0);
134 CHECK(RTCString("a").compare("") > 0);
135 CHECK(RTCString("a").compare(NULL) > 0);
136
137 CHECK(RTCString("abc") < "def");
138 CHECK(RTCString("abc") != "def");
139 CHECK_DUMP_I(RTCString("def") > "abc");
140 CHECK(RTCString("abc") == "abc");
141
142 CHECK(RTCString("abc").equals("abc"));
143 CHECK(!RTCString("abc").equals("def"));
144 CHECK(RTCString("abc").equalsIgnoreCase("Abc"));
145 CHECK(RTCString("abc").equalsIgnoreCase("ABc"));
146 CHECK(RTCString("abc").equalsIgnoreCase("ABC"));
147 CHECK(!RTCString("abc").equalsIgnoreCase("dBC"));
148 CHECK(RTCString("").equals(""));
149 CHECK(RTCString("").equals(NULL));
150 CHECK(!RTCString("").equals("a"));
151 CHECK(!RTCString("a").equals(""));
152 CHECK(!RTCString("a").equals(NULL));
153 CHECK(RTCString("").equalsIgnoreCase(""));
154 CHECK(RTCString("").equalsIgnoreCase(NULL));
155 CHECK(!RTCString("").equalsIgnoreCase("a"));
156 CHECK(!RTCString("a").equalsIgnoreCase(""));
157
158 copy2.setNull();
159 for (int i = 0; i < 100; ++i)
160 {
161 copy2.reserve(50); // should be ignored after 50 loops
162 copy2.append("1");
163 }
164 CHECK(copy2.length() == 100);
165
166 copy2.setNull();
167 for (int i = 0; i < 100; ++i)
168 {
169 copy2.reserve(50); // should be ignored after 50 loops
170 copy2.append('1');
171 }
172 CHECK(copy2.length() == 100);
173
174 /* printf */
175 RTCString StrFmt;
176 CHECK(StrFmt.printf("%s-%s-%d", "abc", "def", 42).equals("abc-def-42"));
177 test1Hlp1("abc-42-def", "%s-%d-%s", "abc", 42, "def");
178 test1Hlp1("", "");
179 test1Hlp1("1", "1");
180 test1Hlp1("foobar", "%s", "foobar");
181
182 /* substring constructors */
183 RTCString SubStr1("", (size_t)0);
184 CHECK_EQUAL(SubStr1, "");
185
186 RTCString SubStr2("abcdef", 2);
187 CHECK_EQUAL(SubStr2, "ab");
188
189 RTCString SubStr3("abcdef", 1);
190 CHECK_EQUAL(SubStr3, "a");
191
192 RTCString SubStr4("abcdef", 6);
193 CHECK_EQUAL(SubStr4, "abcdef");
194
195 RTCString SubStr5("abcdef", 7);
196 CHECK_EQUAL(SubStr5, "abcdef");
197
198
199 RTCString SubStrBase("abcdef");
200
201 RTCString SubStr10(SubStrBase, 0);
202 CHECK_EQUAL(SubStr10, "abcdef");
203
204 RTCString SubStr11(SubStrBase, 1);
205 CHECK_EQUAL(SubStr11, "bcdef");
206
207 RTCString SubStr12(SubStrBase, 1, 1);
208 CHECK_EQUAL(SubStr12, "b");
209
210 RTCString SubStr13(SubStrBase, 2, 3);
211 CHECK_EQUAL(SubStr13, "cde");
212
213 RTCString SubStr14(SubStrBase, 2, 4);
214 CHECK_EQUAL(SubStr14, "cdef");
215
216 RTCString SubStr15(SubStrBase, 2, 5);
217 CHECK_EQUAL(SubStr15, "cdef");
218
219 /* substr() and substrCP() functions */
220 RTCString strTest("");
221 CHECK_EQUAL(strTest.substr(0), "");
222 CHECK_EQUAL(strTest.substrCP(0), "");
223 CHECK_EQUAL(strTest.substr(1), "");
224 CHECK_EQUAL(strTest.substrCP(1), "");
225
226 /* now let's have some non-ASCII to chew on */
227 strTest = "abcdefßäbcdef";
228 // 13 codepoints, but 15 bytes (excluding null terminator);
229 // "ß" and "ä" consume two bytes each
230 CHECK_EQUAL(strTest.substr(0), strTest.c_str());
231 CHECK_EQUAL(strTest.substrCP(0), strTest.c_str());
232
233 CHECK_EQUAL(strTest.substr(2), "cdefßäbcdef");
234 CHECK_EQUAL(strTest.substrCP(2), "cdefßäbcdef");
235
236 CHECK_EQUAL(strTest.substr(2, 2), "cd");
237 CHECK_EQUAL(strTest.substrCP(2, 2), "cd");
238
239 CHECK_EQUAL(strTest.substr(6), "ßäbcdef");
240 CHECK_EQUAL(strTest.substrCP(6), "ßäbcdef");
241
242 CHECK_EQUAL(strTest.substr(6, 2), "ß"); // UTF-8 "ß" consumes two bytes
243 CHECK_EQUAL(strTest.substrCP(6, 1), "ß");
244
245 CHECK_EQUAL(strTest.substr(8), "äbcdef"); // UTF-8 "ß" consumes two bytes
246 CHECK_EQUAL(strTest.substrCP(7), "äbcdef");
247
248 CHECK_EQUAL(strTest.substr(8, 3), "äb"); // UTF-8 "ä" consumes two bytes
249 CHECK_EQUAL(strTest.substrCP(7, 2), "äb");
250
251 CHECK_EQUAL(strTest.substr(14, 1), "f");
252 CHECK_EQUAL(strTest.substrCP(12, 1), "f");
253
254 CHECK_EQUAL(strTest.substr(15, 1), "");
255 CHECK_EQUAL(strTest.substrCP(13, 1), "");
256
257 CHECK_EQUAL(strTest.substr(16, 1), "");
258 CHECK_EQUAL(strTest.substrCP(15, 1), "");
259
260 /* and check cooperation with find() */
261 size_t pos = strTest.find("ß");
262 CHECK_EQUAL(strTest.substr(pos), "ßäbcdef");
263
264 /* check find() */
265 CHECK_EQUAL_I(strTest.find("f"), 5);
266 CHECK_EQUAL_I(strTest.find("f", 0), 5);
267 CHECK_EQUAL_I(strTest.find("f", 3), 5);
268 CHECK_EQUAL_I(strTest.find("f", 6), 14);
269 CHECK_EQUAL_I(strTest.find("f", 9), 14);
270 CHECK_EQUAL_I(strTest.substr(pos).find("d"), 6);
271
272 /* split */
273 RTCList<RTCString> spList1 = RTCString("##abcdef##abcdef####abcdef##").split("##", RTCString::RemoveEmptyParts);
274 RTTESTI_CHECK(spList1.size() == 3);
275 for (size_t i = 0; i < spList1.size(); ++i)
276 RTTESTI_CHECK(spList1.at(i) == "abcdef");
277 RTCList<RTCString> spList2 = RTCString("##abcdef##abcdef####abcdef##").split("##", RTCString::KeepEmptyParts);
278 RTTESTI_CHECK_RETV(spList2.size() == 5);
279 RTTESTI_CHECK(spList2.at(0) == "");
280 RTTESTI_CHECK(spList2.at(1) == "abcdef");
281 RTTESTI_CHECK(spList2.at(2) == "abcdef");
282 RTTESTI_CHECK(spList2.at(3) == "");
283 RTTESTI_CHECK(spList2.at(4) == "abcdef");
284 RTCList<RTCString> spList3 = RTCString().split("##", RTCString::KeepEmptyParts);
285 RTTESTI_CHECK(spList3.size() == 0);
286 RTCList<RTCString> spList4 = RTCString().split("");
287 RTTESTI_CHECK(spList4.size() == 0);
288 RTCList<RTCString> spList5 = RTCString("abcdef").split("");
289 RTTESTI_CHECK_RETV(spList5.size() == 1);
290 RTTESTI_CHECK(spList5.at(0) == "abcdef");
291
292 /* join */
293 RTCList<RTCString> jnList;
294 strTest = RTCString::join(jnList);
295 RTTESTI_CHECK(strTest == "");
296 strTest = RTCString::join(jnList, "##");
297 RTTESTI_CHECK(strTest == "");
298
299 jnList.append("abcdef");
300 strTest = RTCString::join(jnList, "##");
301 RTTESTI_CHECK(strTest == "abcdef");
302
303 jnList.append("abcdef");
304 strTest = RTCString::join(jnList, ";");
305 RTTESTI_CHECK(strTest == "abcdef;abcdef");
306
307 for (size_t i = 0; i < 3; ++i)
308 jnList.append("abcdef");
309 strTest = RTCString::join(jnList);
310 RTTESTI_CHECK(strTest == "abcdefabcdefabcdefabcdefabcdef");
311 strTest = RTCString::join(jnList, "##");
312 RTTESTI_CHECK(strTest == "abcdef##abcdef##abcdef##abcdef##abcdef");
313
314 /* special constructor and assignment arguments */
315 RTCString StrCtor1("");
316 RTTESTI_CHECK(StrCtor1.isEmpty());
317 RTTESTI_CHECK(StrCtor1.length() == 0);
318
319 RTCString StrCtor2(NULL);
320 RTTESTI_CHECK(StrCtor2.isEmpty());
321 RTTESTI_CHECK(StrCtor2.length() == 0);
322
323 RTCString StrCtor1d(StrCtor1);
324 RTTESTI_CHECK(StrCtor1d.isEmpty());
325 RTTESTI_CHECK(StrCtor1d.length() == 0);
326
327 RTCString StrCtor2d(StrCtor2);
328 RTTESTI_CHECK(StrCtor2d.isEmpty());
329 RTTESTI_CHECK(StrCtor2d.length() == 0);
330
331 for (unsigned i = 0; i < 2; i++)
332 {
333 RTCString StrAssign;
334 if (i) StrAssign = "abcdef";
335 StrAssign = (char *)NULL;
336 RTTESTI_CHECK(StrAssign.isEmpty());
337 RTTESTI_CHECK(StrAssign.length() == 0);
338
339 if (i) StrAssign = "abcdef";
340 StrAssign = "";
341 RTTESTI_CHECK(StrAssign.isEmpty());
342 RTTESTI_CHECK(StrAssign.length() == 0);
343
344 if (i) StrAssign = "abcdef";
345 StrAssign = StrCtor1;
346 RTTESTI_CHECK(StrAssign.isEmpty());
347 RTTESTI_CHECK(StrAssign.length() == 0);
348
349 if (i) StrAssign = "abcdef";
350 StrAssign = StrCtor2;
351 RTTESTI_CHECK(StrAssign.isEmpty());
352 RTTESTI_CHECK(StrAssign.length() == 0);
353 }
354
355#undef CHECK
356#undef CHECK_DUMP
357#undef CHECK_DUMP_I
358#undef CHECK_EQUAL
359}
360
361
362static int mymemcmp(const char *psz1, const char *psz2, size_t cch)
363{
364 for (size_t off = 0; off < cch; off++)
365 if (psz1[off] != psz2[off])
366 {
367 RTTestIFailed("off=%#x psz1=%.*Rhxs psz2=%.*Rhxs\n", off,
368 RT_MIN(cch - off, 8), &psz1[off],
369 RT_MIN(cch - off, 8), &psz2[off]);
370 return psz1[off] > psz2[off] ? 1 : -1;
371 }
372 return 0;
373}
374
375#if 0
376/**
377 * Detects a few annoying unicode points with unstable case folding for UTF-8.
378 *
379 * Unicode 4.01, I think, introduces a few codepoints with lower/upper mappings
380 * that has a different length when encoded as UTF-8. This breaks some
381 * assumptions we used to make. Since it's just a handful codepoints, we'll
382 * detect them and ignore them here. The actual case folding functions in
383 * IPRT will of course deal with this in a more robust manner.
384 *
385 * @returns true if problematic, false if not.
386 * @param uc The codepoints.
387 */
388static bool isUnevenUtf8FoldingCp(RTUNICP uc)
389{
390 RTUNICP ucLower = RTUniCpToLower(uc);
391 RTUNICP ucUpper = RTUniCpToUpper(uc);
392 //return RTUniCpCalcUtf8Len(ucLower) != RTUniCpCalcUtf8Len(ucUpper);
393 return false;
394}
395#endif
396
397static void test2(RTTEST hTest)
398{
399 RTTestSub(hTest, "UTF-8 upper/lower encoding assumption");
400
401#define CHECK_EQUAL(str1, str2) \
402 do \
403 { \
404 RTTESTI_CHECK(strlen((str1).c_str()) == (str1).length()); \
405 RTTESTI_CHECK((str1).length() == (str2).length()); \
406 RTTESTI_CHECK(mymemcmp((str1).c_str(), (str2).c_str(), (str2).length() + 1) == 0); \
407 } while (0)
408
409 RTCString strTmp, strExpect;
410 char szDst[16];
411
412 /* Some simple ascii stuff. */
413 strTmp = "abcdefghijklmnopqrstuvwxyz0123456ABCDEFGHIJKLMNOPQRSTUVWXYZ;-+/\\";
414 strExpect = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456ABCDEFGHIJKLMNOPQRSTUVWXYZ;-+/\\";
415 strTmp.toUpper();
416 CHECK_EQUAL(strTmp, strExpect);
417
418 strTmp.toLower();
419 strExpect = "abcdefghijklmnopqrstuvwxyz0123456abcdefghijklmnopqrstuvwxyz;-+/\\";
420 CHECK_EQUAL(strTmp, strExpect);
421
422 strTmp = "abcdefghijklmnopqrstuvwxyz0123456ABCDEFGHIJKLMNOPQRSTUVWXYZ;-+/\\";
423 strTmp.toLower();
424 CHECK_EQUAL(strTmp, strExpect);
425
426 /* Collect all upper and lower case code points. */
427 RTCString strLower("");
428 strLower.reserve(_4M);
429
430 RTCString strUpper("");
431 strUpper.reserve(_4M);
432
433 for (RTUNICP uc = 1; uc <= 0x10fffd; uc++)
434 {
435 /* Unicode 4.01, I think, introduced a few codepoints with lower/upper mappings
436 that aren't up for roundtrips and which case folding has a different UTF-8
437 length. We'll just skip them here as there are very few:
438 - Dotless small i and dotless capital I folds into ASCII I and i.
439 - The small letter long s folds to ASCII S.
440 - Greek prosgegrammeni folds to iota, which is a letter with both upper
441 and lower case foldings of its own. */
442 if (uc == 0x131 || uc == 0x130 || uc == 0x17f || 0x1fbe)
443 continue;
444
445 if (RTUniCpIsLower(uc))
446 {
447 RTTESTI_CHECK_MSG(uc < 0xd800 || (uc > 0xdfff && uc != 0xfffe && uc != 0xffff), ("%#x\n", uc));
448 strLower.appendCodePoint(uc);
449 }
450 if (RTUniCpIsUpper(uc))
451 {
452 RTTESTI_CHECK_MSG(uc < 0xd800 || (uc > 0xdfff && uc != 0xfffe && uc != 0xffff), ("%#x\n", uc));
453 strUpper.appendCodePoint(uc);
454 }
455 }
456 RTTESTI_CHECK(strlen(strLower.c_str()) == strLower.length());
457 RTTESTI_CHECK(strlen(strUpper.c_str()) == strUpper.length());
458
459 /* Fold each code point in the lower case string and check that it encodes
460 into the same or less number of bytes. */
461 size_t cch = 0;
462 const char *pszCur = strLower.c_str();
463 RTCString strUpper2("");
464 strUpper2.reserve(strLower.length() + 64);
465 for (;;)
466 {
467 RTUNICP ucLower;
468 const char * const pszPrev = pszCur;
469 RTTESTI_CHECK_RC_BREAK(RTStrGetCpEx(&pszCur, &ucLower), VINF_SUCCESS);
470 size_t const cchSrc = pszCur - pszPrev;
471 if (!ucLower)
472 break;
473
474 RTUNICP const ucUpper = RTUniCpToUpper(ucLower);
475 const char *pszDstEnd = RTStrPutCp(szDst, ucUpper);
476 size_t const cchDst = pszDstEnd - &szDst[0];
477 RTTESTI_CHECK_MSG(cchSrc >= cchDst,
478 ("ucLower=%#x %u bytes; ucUpper=%#x %u bytes\n",
479 ucLower, cchSrc, ucUpper, cchDst));
480 cch += cchDst;
481 strUpper2.appendCodePoint(ucUpper);
482
483 /* roundtrip stability */
484 RTUNICP const ucUpper2 = RTUniCpToUpper(ucUpper);
485 RTTESTI_CHECK_MSG(ucUpper2 == ucUpper, ("ucUpper2=%#x ucUpper=%#x\n", ucUpper2, ucUpper));
486
487 RTUNICP const ucLower2 = RTUniCpToLower(ucUpper);
488 RTTESTI_CHECK_MSG(ucLower2 == ucLower, ("ucLower2=%#x ucLower=%#x\n", ucLower2, ucLower));
489 RTUNICP const ucUpper3 = RTUniCpToUpper(ucLower2);
490 RTTESTI_CHECK_MSG(ucUpper3 == ucUpper, ("ucUpper3=%#x ucUpper=%#x\n", ucUpper3, ucUpper));
491
492 pszDstEnd = RTStrPutCp(szDst, ucLower2);
493 size_t const cchLower2 = pszDstEnd - &szDst[0];
494 RTTESTI_CHECK_MSG(cchDst == cchLower2,
495 ("ucLower2=%#x %u bytes; ucUpper=%#x %u bytes; ucLower=%#x\n",
496 ucLower2, cchLower2, ucUpper, cchDst, ucLower));
497 }
498 RTTESTI_CHECK(strlen(strUpper2.c_str()) == strUpper2.length());
499 RTTESTI_CHECK_MSG(cch == strUpper2.length(), ("cch=%u length()=%u\n", cch, strUpper2.length()));
500
501 /* the toUpper method shall do the same thing. */
502 strTmp = strLower; CHECK_EQUAL(strTmp, strLower);
503 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
504
505 /* Ditto for the upper case string. */
506 cch = 0;
507 pszCur = strUpper.c_str();
508 RTCString strLower2("");
509 strLower2.reserve(strUpper.length() + 64);
510 for (;;)
511 {
512 RTUNICP ucUpper;
513 const char * const pszPrev = pszCur;
514 RTTESTI_CHECK_RC_BREAK(RTStrGetCpEx(&pszCur, &ucUpper), VINF_SUCCESS);
515 size_t const cchSrc = pszCur - pszPrev;
516 if (!ucUpper)
517 break;
518
519 RTUNICP const ucLower = RTUniCpToLower(ucUpper);
520 const char *pszDstEnd = RTStrPutCp(szDst, ucLower);
521 size_t const cchDst = pszDstEnd - &szDst[0];
522 RTTESTI_CHECK_MSG(cchSrc >= cchDst,
523 ("ucUpper=%#x %u bytes; ucLower=%#x %u bytes\n",
524 ucUpper, cchSrc, ucLower, cchDst));
525
526 cch += cchDst;
527 strLower2.appendCodePoint(ucLower);
528
529 /* roundtrip stability */
530 RTUNICP const ucLower2 = RTUniCpToLower(ucLower);
531 RTTESTI_CHECK_MSG(ucLower2 == ucLower, ("ucLower2=%#x ucLower=%#x\n", ucLower2, ucLower));
532
533 RTUNICP const ucUpper2 = RTUniCpToUpper(ucLower);
534 RTTESTI_CHECK_MSG(ucUpper2 == ucUpper, ("ucUpper2=%#x ucUpper=%#x\n", ucUpper2, ucUpper));
535 RTUNICP const ucLower3 = RTUniCpToLower(ucUpper2);
536 RTTESTI_CHECK_MSG(ucLower3 == ucLower, ("ucLower3=%#x ucLower=%#x\n", ucLower3, ucLower));
537
538 pszDstEnd = RTStrPutCp(szDst, ucUpper2);
539 size_t const cchUpper2 = pszDstEnd - &szDst[0];
540 RTTESTI_CHECK_MSG(cchDst == cchUpper2,
541 ("ucUpper2=%#x %u bytes; ucLower=%#x %u bytes\n",
542 ucUpper2, cchUpper2, ucLower, cchDst));
543 }
544 RTTESTI_CHECK(strlen(strLower2.c_str()) == strLower2.length());
545 RTTESTI_CHECK_MSG(cch == strLower2.length(), ("cch=%u length()=%u\n", cch, strLower2.length()));
546
547 strTmp = strUpper; CHECK_EQUAL(strTmp, strUpper);
548 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
549
550 /* Checks of folding stability when nothing shall change. */
551 strTmp = strUpper; CHECK_EQUAL(strTmp, strUpper);
552 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper);
553 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper);
554 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper);
555
556 strTmp = strUpper2; CHECK_EQUAL(strTmp, strUpper2);
557 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
558 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
559 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
560
561 strTmp = strLower; CHECK_EQUAL(strTmp, strLower);
562 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower);
563 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower);
564 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower);
565
566 strTmp = strLower2; CHECK_EQUAL(strTmp, strLower2);
567 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
568 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
569 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
570
571 /* Check folding stability for roundtrips. */
572 strTmp = strUpper; CHECK_EQUAL(strTmp, strUpper);
573 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
574 strTmp.toUpper();
575 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
576 strTmp.toUpper();
577 strTmp.toLower(); CHECK_EQUAL(strTmp, strLower2);
578
579 strTmp = strLower; CHECK_EQUAL(strTmp, strLower);
580 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
581 strTmp.toLower();
582 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
583 strTmp.toLower();
584 strTmp.toUpper(); CHECK_EQUAL(strTmp, strUpper2);
585}
586
587
588int main()
589{
590 RTTEST hTest;
591 RTEXITCODE rcExit = RTTestInitAndCreate("tstIprtMiniString", &hTest);
592 if (rcExit == RTEXITCODE_SUCCESS)
593 {
594 RTTestBanner(hTest);
595
596 test1(hTest);
597 test2(hTest);
598
599 rcExit = RTTestSummaryAndDestroy(hTest);
600 }
601 return rcExit;
602}
603
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