tstUtf8.cpp@ 76678

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1	/* $Id: tstUtf8.cpp 76553 2019-01-01 01:45:53Z vboxsync $ */
2	/** @file
3	* IPRT Testcase - UTF-8 and UTF-16 string conversions.
4	*/
5
6	/*
7	* Copyright (C) 2006-2019 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/string.h>
32	#include <iprt/latin1.h>
33	#include <iprt/utf16.h>
34
35	#include <iprt/alloc.h>
36	#include <iprt/assert.h>
37	#include <iprt/env.h>
38	#include <iprt/err.h>
39	#include <iprt/rand.h>
40	#include <iprt/stream.h>
41	#include <iprt/test.h>
42	#include <iprt/time.h>
43	#include <iprt/uni.h>
44	#include <iprt/uuid.h>
45
46
47
48	/**
49	* Generate a random codepoint for simple UTF-16 encoding.
50	*/
51	static RTUTF16 GetRandUtf16(void)
52	{
53	RTUTF16 wc;
54	do
55	{
56	wc = (RTUTF16)RTRandU32Ex(1, 0xfffd);
57	} while (wc >= 0xd800 && wc <= 0xdfff);
58	return wc;
59	}
60
61
62	/**
63	*
64	*/
65	static void test1(RTTEST hTest)
66	{
67	static const char s_szBadString1[] = "Bad \xe0\x13\x0";
68	static const char s_szBadString2[] = "Bad \xef\xbf\xc3";
69	int rc;
70	char *pszUtf8;
71	char *pszCurrent;
72	PRTUTF16 pwsz;
73	PRTUTF16 pwszRand;
74
75	/*
76	* Invalid UTF-8 to UCS-2 test.
77	*/
78	RTTestSub(hTest, "Feeding bad UTF-8 to RTStrToUtf16");
79	rc = RTStrToUtf16(s_szBadString1, &pwsz);
80	RTTEST_CHECK_MSG(hTest, rc == VERR_NO_TRANSLATION \|\| rc == VERR_INVALID_UTF8_ENCODING,
81	(hTest, "Conversion of first bad UTF-8 string to UTF-16 apparently succeeded. It shouldn't. rc=%Rrc\n", rc));
82	rc = RTStrToUtf16(s_szBadString2, &pwsz);
83	RTTEST_CHECK_MSG(hTest, rc == VERR_NO_TRANSLATION \|\| rc == VERR_INVALID_UTF8_ENCODING,
84	(hTest, "Conversion of second bad UTF-8 strings to UTF-16 apparently succeeded. It shouldn't. rc=%Rrc\n", rc));
85
86	/*
87	* Test current CP conversion.
88	*/
89	RTTestSub(hTest, "Rand UTF-16 -> UTF-8 -> CP -> UTF-8");
90	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
91	for (int i = 0; i < 30; i++)
92	pwszRand[i] = GetRandUtf16();
93	pwszRand[30] = 0;
94
95	rc = RTUtf16ToUtf8(pwszRand, &pszUtf8);
96	if (rc == VINF_SUCCESS)
97	{
98	rc = RTStrUtf8ToCurrentCP(&pszCurrent, pszUtf8);
99	if (rc == VINF_SUCCESS)
100	{
101	rc = RTStrCurrentCPToUtf8(&pszUtf8, pszCurrent);
102	if (rc == VINF_SUCCESS)
103	RTTestPassed(hTest, "Random UTF-16 -> UTF-8 -> Current -> UTF-8 successful.\n");
104	else
105	RTTestFailed(hTest, "%d: The third part of random UTF-16 -> UTF-8 -> Current -> UTF-8 failed with return value %Rrc.",
106	__LINE__, rc);
107	}
108	else if (rc == VERR_NO_TRANSLATION)
109	RTTestPassed(hTest, "The second part of random UTF-16 -> UTF-8 -> Current -> UTF-8 returned VERR_NO_TRANSLATION. This is probably as it should be.\n");
110	else if (rc == VWRN_NO_TRANSLATION)
111	RTTestPassed(hTest, "The second part of random UTF-16 -> UTF-8 -> Current -> UTF-8 returned VWRN_NO_TRANSLATION. This is probably as it should be.\n");
112	else
113	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> Current -> UTF-8 failed with return value %Rrc.",
114	__LINE__, rc);
115	}
116	else
117	RTTestFailed(hTest, "%d: The first part of random UTF-16 -> UTF-8 -> Current -> UTF-8 failed with return value %Rrc.",
118	__LINE__, rc);
119
120	/*
121	* Generate a new random string.
122	*/
123	RTTestSub(hTest, "Random UTF-16 -> UTF-8 -> UTF-16");
124	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
125	for (int i = 0; i < 30; i++)
126	pwszRand[i] = GetRandUtf16();
127	pwszRand[30] = 0;
128	rc = RTUtf16ToUtf8(pwszRand, &pszUtf8);
129	if (rc == VINF_SUCCESS)
130	{
131	rc = RTStrToUtf16(pszUtf8, &pwsz);
132	if (rc == VINF_SUCCESS)
133	{
134	int i;
135	for (i = 0; pwszRand[i] == pwsz[i] && pwsz[i] != 0; i++)
136	/* nothing */;
137	if (pwszRand[i] == pwsz[i] && pwsz[i] == 0)
138	RTTestPassed(hTest, "Random UTF-16 -> UTF-8 -> UTF-16 successful.\n");
139	else
140	{
141	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> UTF-16 failed.", __LINE__);
142	RTTestPrintf(hTest, RTTESTLVL_FAILURE, "First differing character is at position %d and has the value %x.\n", i, pwsz[i]);
143	}
144	}
145	else
146	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> UTF-16 failed with return value %Rrc.",
147	__LINE__, rc);
148	}
149	else
150	RTTestFailed(hTest, "%d: The first part of random UTF-16 -> UTF-8 -> UTF-16 failed with return value %Rrc.",
151	__LINE__, rc);
152
153	/*
154	* Generate yet another random string and convert it to a buffer.
155	*/
156	RTTestSub(hTest, "Random RTUtf16ToUtf8Ex + RTStrToUtf16");
157	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
158	for (int i = 0; i < 30; i++)
159	pwszRand[i] = GetRandUtf16();
160	pwszRand[30] = 0;
161
162	char szUtf8Array[120];
163	char *pszUtf8Array = szUtf8Array;
164	rc = RTUtf16ToUtf8Ex(pwszRand, RTSTR_MAX, &pszUtf8Array, 120, NULL);
165	if (rc == 0)
166	{
167	rc = RTStrToUtf16(pszUtf8Array, &pwsz);
168	if (rc == 0)
169	{
170	int i;
171	for (i = 0; pwszRand[i] == pwsz[i] && pwsz[i] != 0; i++)
172	;
173	if (pwsz[i] == 0 && i >= 8)
174	RTTestPassed(hTest, "Random UTF-16 -> fixed length UTF-8 -> UTF-16 successful.\n");
175	else
176	{
177	RTTestFailed(hTest, "%d: Incorrect conversion of UTF-16 -> fixed length UTF-8 -> UTF-16.\n", __LINE__);
178	RTTestPrintf(hTest, RTTESTLVL_FAILURE, "First differing character is at position %d and has the value %x.\n", i, pwsz[i]);
179	}
180	}
181	else
182	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> fixed length UTF-8 -> UTF-16 failed with return value %Rrc.\n", __LINE__, rc);
183	}
184	else
185	RTTestFailed(hTest, "%d: The first part of random UTF-16 -> fixed length UTF-8 -> UTF-16 failed with return value %Rrc.\n", __LINE__, rc);
186
187	/*
188	* And again.
189	*/
190	RTTestSub(hTest, "Random RTUtf16ToUtf8 + RTStrToUtf16Ex");
191	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
192	for (int i = 0; i < 30; i++)
193	pwszRand[i] = GetRandUtf16();
194	pwszRand[30] = 0;
195
196	RTUTF16 wszBuf[70];
197	PRTUTF16 pwsz2Buf = wszBuf;
198	rc = RTUtf16ToUtf8(pwszRand, &pszUtf8);
199	if (rc == 0)
200	{
201	rc = RTStrToUtf16Ex(pszUtf8, RTSTR_MAX, &pwsz2Buf, 70, NULL);
202	if (rc == 0)
203	{
204	int i;
205	for (i = 0; pwszRand[i] == pwsz2Buf[i] && pwsz2Buf[i] != 0; i++)
206	;
207	if (pwszRand[i] == 0 && pwsz2Buf[i] == 0)
208	RTTestPassed(hTest, "Random UTF-16 -> UTF-8 -> fixed length UTF-16 successful.\n");
209	else
210	{
211	RTTestFailed(hTest, "%d: Incorrect conversion of random UTF-16 -> UTF-8 -> fixed length UTF-16.\n", __LINE__);
212	RTTestPrintf(hTest, RTTESTLVL_FAILURE, "First differing character is at position %d and has the value %x.\n", i, pwsz2Buf[i]);
213	}
214	}
215	else
216	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> fixed length UTF-16 failed with return value %Rrc.\n", __LINE__, rc);
217	}
218	else
219	RTTestFailed(hTest, "%d: The first part of random UTF-16 -> UTF-8 -> fixed length UTF-16 failed with return value %Rrc.\n",
220	__LINE__, rc);
221	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
222	for (int i = 0; i < 30; i++)
223	pwszRand[i] = GetRandUtf16();
224	pwszRand[30] = 0;
225
226	rc = RTUtf16ToUtf8Ex(pwszRand, RTSTR_MAX, &pszUtf8Array, 20, NULL);
227	if (rc == VERR_BUFFER_OVERFLOW)
228	RTTestPassed(hTest, "Random UTF-16 -> fixed length UTF-8 with too short buffer successfully rejected.\n");
229	else
230	RTTestFailed(hTest, "%d: Random UTF-16 -> fixed length UTF-8 with too small buffer returned value %d instead of VERR_BUFFER_OVERFLOW.\n",
231	__LINE__, rc);
232
233	/*
234	* last time...
235	*/
236	RTTestSub(hTest, "Random RTUtf16ToUtf8 + RTStrToUtf16Ex");
237	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
238	for (int i = 0; i < 30; i++)
239	pwszRand[i] = GetRandUtf16();
240	pwszRand[30] = 0;
241
242	rc = RTUtf16ToUtf8(pwszRand, &pszUtf8);
243	if (rc == VINF_SUCCESS)
244	{
245	rc = RTStrToUtf16Ex(pszUtf8, RTSTR_MAX, &pwsz2Buf, 20, NULL);
246	if (rc == VERR_BUFFER_OVERFLOW)
247	RTTestPassed(hTest, "Random UTF-16 -> UTF-8 -> fixed length UTF-16 with too short buffer successfully rejected.\n");
248	else
249	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> fixed length UTF-16 with too short buffer returned value %Rrc instead of VERR_BUFFER_OVERFLOW.\n",
250	__LINE__, rc);
251	}
252	else
253	RTTestFailed(hTest, "%d:The first part of random UTF-16 -> UTF-8 -> fixed length UTF-16 failed with return value %Rrc.\n",
254	__LINE__, rc);
255
256
257	RTTestSubDone(hTest);
258	}
259
260
261	static RTUNICP g_uszAll[0x110000 - 1 - 0x800 - 2 + 1];
262	static RTUTF16 g_wszAll[0xfffe - (0xe000 - 0xd800) + (0x110000 - 0x10000) * 2];
263	static char g_szAll[0x7f + (0x800 - 0x80) * 2 + (0xfffe - 0x800 - (0xe000 - 0xd800))* 3 + (0x110000 - 0x10000) * 4 + 1];
264
265	static void whereami(int cBits, size_t off)
266	{
267	if (cBits == 8)
268	{
269	if (off < 0x7f)
270	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", off + 1);
271	else if (off < 0xf7f)
272	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", (off - 0x7f) / 2 + 0x80);
273	else if (off < 0x27f7f)
274	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", (off - 0xf7f) / 3 + 0x800);
275	else if (off < 0x2df79)
276	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", (off - 0x27f7f) / 3 + 0xe000);
277	else if (off < 0x42df79)
278	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", (off - 0x2df79) / 4 + 0x10000);
279	else
280	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 ???\n");
281	}
282	else if (cBits == 16)
283	{
284	if (off < 0xd7ff*2)
285	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-16 U+%#x\n", off / 2 + 1);
286	else if (off < 0xf7fd*2)
287	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-16 U+%#x\n", (off - 0xd7ff*2) / 2 + 0xe000);
288	else if (off < 0x20f7fd)
289	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-16 U+%#x\n", (off - 0xf7fd*2) / 4 + 0x10000);
290	else
291	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-16 ???\n");
292	}
293	else
294	{
295	if (off < (0xd800 - 1) * sizeof(RTUNICP))
296	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "RTUNICP U+%#x\n", off / sizeof(RTUNICP) + 1);
297	else if (off < (0xfffe - 0x800 - 1) * sizeof(RTUNICP))
298	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "RTUNICP U+%#x\n", off / sizeof(RTUNICP) + 0x800 + 1);
299	else
300	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "RTUNICP U+%#x\n", off / sizeof(RTUNICP) + 0x800 + 1 + 2);
301	}
302	}
303
304	int mymemcmp(const void pv1, const void pv2, size_t cb, int cBits)
305	{
306	const uint8_t pb1 = (const uint8_t )pv1;
307	const uint8_t pb2 = (const uint8_t )pv2;
308	for (size_t off = 0; off < cb; off++)
309	{
310	if (pb1[off] != pb2[off])
311	{
312	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "mismatch at %#x: ", off);
313	whereami(cBits, off);
314	if (off > 0)
315	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off-1, pb1[off-1], pb2[off-1]);
316	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "*%#x: %02x != %02x!\n", off, pb1[off], pb2[off]);
317	for (size_t i = 1; i < 10; i++)
318	if (off + i < cb)
319	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off+i, pb1[off+i], pb2[off+i]);
320	return 1;
321	}
322	}
323	return 0;
324	}
325
326
327	void InitStrings()
328	{
329	/*
330	* Generate unicode string containing all the legal UTF-16 codepoints, both UTF-16 and UTF-8 version.
331	*/
332	/* the simple code point array first */
333	unsigned i = 0;
334	RTUNICP uc = 1;
335	while (uc < 0xd800)
336	g_uszAll[i++] = uc++;
337	uc = 0xe000;
338	while (uc < 0xfffe)
339	g_uszAll[i++] = uc++;
340	uc = 0x10000;
341	while (uc < 0x110000)
342	g_uszAll[i++] = uc++;
343	g_uszAll[i++] = 0;
344	Assert(RT_ELEMENTS(g_uszAll) == i);
345
346	/* the utf-16 one */
347	i = 0;
348	uc = 1;
349	//RTPrintf("tstUtf8: %#x=%#x", i, uc);
350	while (uc < 0xd800)
351	g_wszAll[i++] = uc++;
352	uc = 0xe000;
353	//RTPrintf(" %#x=%#x", i, uc);
354	while (uc < 0xfffe)
355	g_wszAll[i++] = uc++;
356	uc = 0x10000;
357	//RTPrintf(" %#x=%#x", i, uc);
358	while (uc < 0x110000)
359	{
360	g_wszAll[i++] = 0xd800 \| ((uc - 0x10000) >> 10);
361	g_wszAll[i++] = 0xdc00 \| ((uc - 0x10000) & 0x3ff);
362	uc++;
363	}
364	//RTPrintf(" %#x=%#x\n", i, uc);
365	g_wszAll[i++] = '\0';
366	Assert(RT_ELEMENTS(g_wszAll) == i);
367
368	/*
369	* The utf-8 one
370	*/
371	i = 0;
372	uc = 1;
373	//RTPrintf("tstUtf8: %#x=%#x", i, uc);
374	while (uc < 0x80)
375	g_szAll[i++] = uc++;
376	//RTPrintf(" %#x=%#x", i, uc);
377	while (uc < 0x800)
378	{
379	g_szAll[i++] = 0xc0 \| (uc >> 6);
380	g_szAll[i++] = 0x80 \| (uc & 0x3f);
381	Assert(!((uc >> 6) & ~0x1f));
382	uc++;
383	}
384	//RTPrintf(" %#x=%#x", i, uc);
385	while (uc < 0xd800)
386	{
387	g_szAll[i++] = 0xe0 \| (uc >> 12);
388	g_szAll[i++] = 0x80 \| ((uc >> 6) & 0x3f);
389	g_szAll[i++] = 0x80 \| (uc & 0x3f);
390	Assert(!((uc >> 12) & ~0xf));
391	uc++;
392	}
393	uc = 0xe000;
394	//RTPrintf(" %#x=%#x", i, uc);
395	while (uc < 0xfffe)
396	{
397	g_szAll[i++] = 0xe0 \| (uc >> 12);
398	g_szAll[i++] = 0x80 \| ((uc >> 6) & 0x3f);
399	g_szAll[i++] = 0x80 \| (uc & 0x3f);
400	Assert(!((uc >> 12) & ~0xf));
401	uc++;
402	}
403	uc = 0x10000;
404	//RTPrintf(" %#x=%#x", i, uc);
405	while (uc < 0x110000)
406	{
407	g_szAll[i++] = 0xf0 \| (uc >> 18);
408	g_szAll[i++] = 0x80 \| ((uc >> 12) & 0x3f);
409	g_szAll[i++] = 0x80 \| ((uc >> 6) & 0x3f);
410	g_szAll[i++] = 0x80 \| (uc & 0x3f);
411	Assert(!((uc >> 18) & ~0x7));
412	uc++;
413	}
414	//RTPrintf(" %#x=%#x\n", i, uc);
415	g_szAll[i++] = '\0';
416	Assert(RT_ELEMENTS(g_szAll) == i);
417	}
418
419
420	void test2(RTTEST hTest)
421	{
422	/*
423	* Convert to UTF-8 and back.
424	*/
425	RTTestSub(hTest, "UTF-16 -> UTF-8 -> UTF-16");
426	char *pszUtf8;
427	int rc = RTUtf16ToUtf8(&g_wszAll[0], &pszUtf8);
428	if (rc == VINF_SUCCESS)
429	{
430	pszUtf8[0] = 1;
431	if (mymemcmp(pszUtf8, g_szAll, sizeof(g_szAll), 8))
432	RTTestFailed(hTest, "UTF-16 -> UTF-8 mismatch!");
433
434	PRTUTF16 pwszUtf16;
435	rc = RTStrToUtf16(pszUtf8, &pwszUtf16);
436	if (rc == VINF_SUCCESS)
437	{
438	if (mymemcmp(pwszUtf16, g_wszAll, sizeof(g_wszAll), 16))
439	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed compare!");
440	RTUtf16Free(pwszUtf16);
441	}
442	else
443	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed, rc=%Rrc.", rc);
444	RTStrFree(pszUtf8);
445	}
446	else
447	RTTestFailed(hTest, "UTF-16 -> UTF-8 failed, rc=%Rrc.", rc);
448
449
450	/*
451	* Convert to UTF-16 and back. (just in case the above test fails)
452	*/
453	RTTestSub(hTest, "UTF-8 -> UTF-16 -> UTF-8");
454	PRTUTF16 pwszUtf16;
455	rc = RTStrToUtf16(&g_szAll[0], &pwszUtf16);
456	if (rc == VINF_SUCCESS)
457	{
458	if (mymemcmp(pwszUtf16, g_wszAll, sizeof(g_wszAll), 16))
459	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed compare!");
460
461	rc = RTUtf16ToUtf8(pwszUtf16, &pszUtf8);
462	if (rc == VINF_SUCCESS)
463	{
464	if (mymemcmp(pszUtf8, g_szAll, sizeof(g_szAll), 8))
465	RTTestFailed(hTest, "UTF-16 -> UTF-8 failed compare!");
466	RTStrFree(pszUtf8);
467	}
468	else
469	RTTestFailed(hTest, "UTF-16 -> UTF-8 failed, rc=%Rrc.", rc);
470	RTUtf16Free(pwszUtf16);
471	}
472	else
473	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed, rc=%Rrc.", rc);
474
475	/*
476	* Convert UTF-8 to CPs.
477	*/
478	RTTestSub(hTest, "UTF-8 -> UNI -> UTF-8");
479	PRTUNICP paCps;
480	rc = RTStrToUni(g_szAll, &paCps);
481	if (rc == VINF_SUCCESS)
482	{
483	if (mymemcmp(paCps, g_uszAll, sizeof(g_uszAll), 32))
484	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed, rc=%Rrc.", rc);
485
486	size_t cCps;
487	rc = RTStrToUniEx(g_szAll, RTSTR_MAX, &paCps, RT_ELEMENTS(g_uszAll), &cCps);
488	if (rc == VINF_SUCCESS)
489	{
490	if (cCps != RT_ELEMENTS(g_uszAll) - 1)
491	RTTestFailed(hTest, "wrong Code Point count %zu, expected %zu\n", cCps, RT_ELEMENTS(g_uszAll) - 1);
492	}
493	else
494	RTTestFailed(hTest, "UTF-8 -> Code Points failed, rc=%Rrc.\n", rc);
495
496	/** @todo RTCpsToUtf8 or something. */
497	}
498	else
499	RTTestFailed(hTest, "UTF-8 -> Code Points failed, rc=%Rrc.\n", rc);
500
501	/*
502	* Check the various string lengths.
503	*/
504	RTTestSub(hTest, "Lengths");
505	size_t cuc1 = RTStrCalcUtf16Len(g_szAll);
506	size_t cuc2 = RTUtf16Len(g_wszAll);
507	if (cuc1 != cuc2)
508	RTTestFailed(hTest, "cuc1=%zu != cuc2=%zu\n", cuc1, cuc2);
509	//size_t cuc3 = RTUniLen(g_uszAll);
510
511
512	/*
513	* Enumerate the strings.
514	*/
515	RTTestSub(hTest, "Code Point Getters and Putters");
516	char pszPut1Base = (char )RTMemAlloc(sizeof(g_szAll));
517	AssertRelease(pszPut1Base);
518	char *pszPut1 = pszPut1Base;
519	PRTUTF16 pwszPut2Base = (PRTUTF16)RTMemAlloc(sizeof(g_wszAll));
520	AssertRelease(pwszPut2Base);
521	PRTUTF16 pwszPut2 = pwszPut2Base;
522	const char *psz1 = g_szAll;
523	const char *psz2 = g_szAll;
524	PCRTUTF16 pwsz3 = g_wszAll;
525	PCRTUTF16 pwsz4 = g_wszAll;
526	for (;;)
527	{
528	/*
529	* getters
530	*/
531	RTUNICP uc1;
532	rc = RTStrGetCpEx(&psz1, &uc1);
533	if (RT_FAILURE(rc))
534	{
535	RTTestFailed(hTest, "RTStrGetCpEx failed with rc=%Rrc at %.10Rhxs", rc, psz2);
536	whereami(8, psz2 - &g_szAll[0]);
537	break;
538	}
539	char *pszPrev1 = RTStrPrevCp(g_szAll, psz1);
540	if (pszPrev1 != psz2)
541	{
542	RTTestFailed(hTest, "RTStrPrevCp returned %p expected %p!", pszPrev1, psz2);
543	whereami(8, psz2 - &g_szAll[0]);
544	break;
545	}
546	RTUNICP uc2 = RTStrGetCp(psz2);
547	if (uc2 != uc1)
548	{
549	RTTestFailed(hTest, "RTStrGetCpEx and RTStrGetCp returned different CPs: %RTunicp != %RTunicp", uc2, uc1);
550	whereami(8, psz2 - &g_szAll[0]);
551	break;
552	}
553	psz2 = RTStrNextCp(psz2);
554	if (psz2 != psz1)
555	{
556	RTTestFailed(hTest, "RTStrGetCpEx and RTStrGetNext returned different next pointer!");
557	whereami(8, psz2 - &g_szAll[0]);
558	break;
559	}
560
561	RTUNICP uc3;
562	rc = RTUtf16GetCpEx(&pwsz3, &uc3);
563	if (RT_FAILURE(rc))
564	{
565	RTTestFailed(hTest, "RTUtf16GetCpEx failed with rc=%Rrc at %.10Rhxs", rc, pwsz4);
566	whereami(16, pwsz4 - &g_wszAll[0]);
567	break;
568	}
569	if (uc3 != uc2)
570	{
571	RTTestFailed(hTest, "RTUtf16GetCpEx and RTStrGetCp returned different CPs: %RTunicp != %RTunicp", uc3, uc2);
572	whereami(16, pwsz4 - &g_wszAll[0]);
573	break;
574	}
575	RTUNICP uc4 = RTUtf16GetCp(pwsz4);
576	if (uc3 != uc4)
577	{
578	RTTestFailed(hTest, "RTUtf16GetCpEx and RTUtf16GetCp returned different CPs: %RTunicp != %RTunicp", uc3, uc4);
579	whereami(16, pwsz4 - &g_wszAll[0]);
580	break;
581	}
582	pwsz4 = RTUtf16NextCp(pwsz4);
583	if (pwsz4 != pwsz3)
584	{
585	RTTestFailed(hTest, "RTUtf16GetCpEx and RTUtf16GetNext returned different next pointer!");
586	whereami(8, pwsz4 - &g_wszAll[0]);
587	break;
588	}
589
590
591	/*
592	* putters
593	*/
594	pszPut1 = RTStrPutCp(pszPut1, uc1);
595	if (pszPut1 - pszPut1Base != psz1 - &g_szAll[0])
596	{
597	RTTestFailed(hTest, "RTStrPutCp is not at the same offset! %p != %p",
598	pszPut1 - pszPut1Base, psz1 - &g_szAll[0]);
599	whereami(8, psz2 - &g_szAll[0]);
600	break;
601	}
602
603	pwszPut2 = RTUtf16PutCp(pwszPut2, uc3);
604	if (pwszPut2 - pwszPut2Base != pwsz3 - &g_wszAll[0])
605	{
606	RTTestFailed(hTest, "RTStrPutCp is not at the same offset! %p != %p",
607	pwszPut2 - pwszPut2Base, pwsz3 - &g_wszAll[0]);
608	whereami(8, pwsz4 - &g_wszAll[0]);
609	break;
610	}
611
612
613	/* the end? */
614	if (!uc1)
615	break;
616	}
617
618	/* check output if we seems to have made it thru it all. */
619	if (psz2 == &g_szAll[sizeof(g_szAll)])
620	{
621	if (mymemcmp(pszPut1Base, g_szAll, sizeof(g_szAll), 8))
622	RTTestFailed(hTest, "RTStrPutCp encoded the string incorrectly.");
623	if (mymemcmp(pwszPut2Base, g_wszAll, sizeof(g_wszAll), 16))
624	RTTestFailed(hTest, "RTUtf16PutCp encoded the string incorrectly.");
625	}
626
627	RTMemFree(pszPut1Base);
628	RTMemFree(pwszPut2Base);
629
630	RTTestSubDone(hTest);
631	}
632
633
634	/**
635	* Check case insensitivity.
636	*/
637	void test3(RTTEST hTest)
638	{
639	RTTestSub(hTest, "Case Sensitivity");
640
641	if ( RTUniCpToLower('a') != 'a'
642	\|\| RTUniCpToLower('A') != 'a'
643	\|\| RTUniCpToLower('b') != 'b'
644	\|\| RTUniCpToLower('B') != 'b'
645	\|\| RTUniCpToLower('Z') != 'z'
646	\|\| RTUniCpToLower('z') != 'z'
647	\|\| RTUniCpToUpper('c') != 'C'
648	\|\| RTUniCpToUpper('C') != 'C'
649	\|\| RTUniCpToUpper('z') != 'Z'
650	\|\| RTUniCpToUpper('Z') != 'Z')
651	RTTestFailed(hTest, "RTUniToUpper/Lower failed basic tests.\n");
652
653	if (RTUtf16ICmp(g_wszAll, g_wszAll))
654	RTTestFailed(hTest, "RTUtf16ICmp failed the basic test.\n");
655
656	if (RTUtf16Cmp(g_wszAll, g_wszAll))
657	RTTestFailed(hTest, "RTUtf16Cmp failed the basic test.\n");
658
659	static RTUTF16 s_wszTst1a[] = { 'a', 'B', 'c', 'D', 'E', 'f', 'g', 'h', 'i', 'j', 'K', 'L', 'm', 'N', 'o', 'P', 'q', 'r', 'S', 't', 'u', 'V', 'w', 'x', 'Y', 'Z', 0xc5, 0xc6, 0xf8, 0 };
660	static RTUTF16 s_wszTst1b[] = { 'A', 'B', 'c', 'd', 'e', 'F', 'G', 'h', 'i', 'J', 'k', 'l', 'M', 'n', 'O', 'p', 'Q', 'R', 's', 't', 'U', 'v', 'w', 'X', 'y', 'z', 0xe5, 0xe6, 0xd8, 0 };
661	if ( RTUtf16ICmp(s_wszTst1b, s_wszTst1b)
662	\|\| RTUtf16ICmp(s_wszTst1a, s_wszTst1a)
663	\|\| RTUtf16ICmp(s_wszTst1a, s_wszTst1b)
664	\|\| RTUtf16ICmp(s_wszTst1b, s_wszTst1a)
665	)
666	RTTestFailed(hTest, "RTUtf16ICmp failed the alphabet test.\n");
667
668	if ( RTUtf16Cmp(s_wszTst1b, s_wszTst1b)
669	\|\| RTUtf16Cmp(s_wszTst1a, s_wszTst1a)
670	\|\| !RTUtf16Cmp(s_wszTst1a, s_wszTst1b)
671	\|\| !RTUtf16Cmp(s_wszTst1b, s_wszTst1a)
672	)
673	RTTestFailed(hTest, "RTUtf16Cmp failed the alphabet test.\n");
674
675	RTTestSubDone(hTest);
676	}
677
678
679	/**
680	* Test the RTStr*Cmp functions.
681	*/
682	void TstRTStrXCmp(RTTEST hTest)
683	{
684	#define CHECK_DIFF(expr, op) \
685	do \
686	{ \
687	int iDiff = expr; \
688	if (!(iDiff op 0)) \
689	RTTestFailed(hTest, "%d: %d " #op " 0: %s\n", __LINE__, iDiff, #expr); \
690	} while (0)
691
692	/** @todo test the non-ascii bits. */
693
694	RTTestSub(hTest, "RTStrCmp");
695	CHECK_DIFF(RTStrCmp(NULL, NULL), == );
696	CHECK_DIFF(RTStrCmp(NULL, ""), < );
697	CHECK_DIFF(RTStrCmp("", NULL), > );
698	CHECK_DIFF(RTStrCmp("", ""), == );
699	CHECK_DIFF(RTStrCmp("abcdef", "abcdef"), == );
700	CHECK_DIFF(RTStrCmp("abcdef", "abcde"), > );
701	CHECK_DIFF(RTStrCmp("abcde", "abcdef"), < );
702	CHECK_DIFF(RTStrCmp("abcdeg", "abcdef"), > );
703	CHECK_DIFF(RTStrCmp("abcdef", "abcdeg"), < );
704	CHECK_DIFF(RTStrCmp("abcdeF", "abcdef"), < );
705	CHECK_DIFF(RTStrCmp("abcdef", "abcdeF"), > );
706
707
708	RTTestSub(hTest, "RTStrNCmp");
709	CHECK_DIFF(RTStrNCmp(NULL, NULL, RTSTR_MAX), == );
710	CHECK_DIFF(RTStrNCmp(NULL, "", RTSTR_MAX), < );
711	CHECK_DIFF(RTStrNCmp("", NULL, RTSTR_MAX), > );
712	CHECK_DIFF(RTStrNCmp("", "", RTSTR_MAX), == );
713	CHECK_DIFF(RTStrNCmp("abcdef", "abcdef", RTSTR_MAX), == );
714	CHECK_DIFF(RTStrNCmp("abcdef", "abcde", RTSTR_MAX), > );
715	CHECK_DIFF(RTStrNCmp("abcde", "abcdef", RTSTR_MAX), < );
716	CHECK_DIFF(RTStrNCmp("abcdeg", "abcdef", RTSTR_MAX), > );
717	CHECK_DIFF(RTStrNCmp("abcdef", "abcdeg", RTSTR_MAX), < );
718	CHECK_DIFF(RTStrNCmp("abcdeF", "abcdef", RTSTR_MAX), < );
719	CHECK_DIFF(RTStrNCmp("abcdef", "abcdeF", RTSTR_MAX), > );
720
721	CHECK_DIFF(RTStrNCmp("abcdef", "fedcba", 0), ==);
722	CHECK_DIFF(RTStrNCmp("abcdef", "abcdeF", 5), ==);
723	CHECK_DIFF(RTStrNCmp("abcdef", "abcdeF", 6), > );
724
725
726	RTTestSub(hTest, "RTStrICmp");
727	CHECK_DIFF(RTStrICmp(NULL, NULL), == );
728	CHECK_DIFF(RTStrICmp(NULL, ""), < );
729	CHECK_DIFF(RTStrICmp("", NULL), > );
730	CHECK_DIFF(RTStrICmp("", ""), == );
731	CHECK_DIFF(RTStrICmp("abcdef", "abcdef"), == );
732	CHECK_DIFF(RTStrICmp("abcdef", "abcde"), > );
733	CHECK_DIFF(RTStrICmp("abcde", "abcdef"), < );
734	CHECK_DIFF(RTStrICmp("abcdeg", "abcdef"), > );
735	CHECK_DIFF(RTStrICmp("abcdef", "abcdeg"), < );
736
737	CHECK_DIFF(RTStrICmp("abcdeF", "abcdef"), ==);
738	CHECK_DIFF(RTStrICmp("abcdef", "abcdeF"), ==);
739	CHECK_DIFF(RTStrICmp("ABCDEF", "abcdef"), ==);
740	CHECK_DIFF(RTStrICmp("abcdef", "ABCDEF"), ==);
741	CHECK_DIFF(RTStrICmp("AbCdEf", "aBcDeF"), ==);
742	CHECK_DIFF(RTStrICmp("AbCdEg", "aBcDeF"), > );
743	CHECK_DIFF(RTStrICmp("AbCdEG", "aBcDef"), > ); /* diff performed on the lower case cp. */
744
745
746	RTTestSub(hTest, "RTStrICmpAscii");
747	CHECK_DIFF(RTStrICmpAscii(NULL, NULL), == );
748	CHECK_DIFF(RTStrICmpAscii(NULL, ""), < );
749	CHECK_DIFF(RTStrICmpAscii("", NULL), > );
750	CHECK_DIFF(RTStrICmpAscii("", ""), == );
751	CHECK_DIFF(RTStrICmpAscii("abcdef", "abcdef"), == );
752	CHECK_DIFF(RTStrICmpAscii("abcdef", "abcde"), > );
753	CHECK_DIFF(RTStrICmpAscii("abcde", "abcdef"), < );
754	CHECK_DIFF(RTStrICmpAscii("abcdeg", "abcdef"), > );
755	CHECK_DIFF(RTStrICmpAscii("abcdef", "abcdeg"), < );
756
757	CHECK_DIFF(RTStrICmpAscii("abcdeF", "abcdef"), ==);
758	CHECK_DIFF(RTStrICmpAscii("abcdef", "abcdeF"), ==);
759	CHECK_DIFF(RTStrICmpAscii("ABCDEF", "abcdef"), ==);
760	CHECK_DIFF(RTStrICmpAscii("abcdef", "ABCDEF"), ==);
761	CHECK_DIFF(RTStrICmpAscii("AbCdEf", "aBcDeF"), ==);
762	CHECK_DIFF(RTStrICmpAscii("AbCdEg", "aBcDeF"), > );
763	CHECK_DIFF(RTStrICmpAscii("AbCdEG", "aBcDef"), > ); /* diff performed on the lower case cp. */
764
765
766	RTTestSub(hTest, "RTStrNICmp");
767	CHECK_DIFF(RTStrNICmp(NULL, NULL, RTSTR_MAX), == );
768	CHECK_DIFF(RTStrNICmp(NULL, "", RTSTR_MAX), < );
769	CHECK_DIFF(RTStrNICmp("", NULL, RTSTR_MAX), > );
770	CHECK_DIFF(RTStrNICmp("", "", RTSTR_MAX), == );
771	CHECK_DIFF(RTStrNICmp(NULL, NULL, 0), == );
772	CHECK_DIFF(RTStrNICmp(NULL, "", 0), == );
773	CHECK_DIFF(RTStrNICmp("", NULL, 0), == );
774	CHECK_DIFF(RTStrNICmp("", "", 0), == );
775	CHECK_DIFF(RTStrNICmp("abcdef", "abcdef", RTSTR_MAX), == );
776	CHECK_DIFF(RTStrNICmp("abcdef", "abcde", RTSTR_MAX), > );
777	CHECK_DIFF(RTStrNICmp("abcde", "abcdef", RTSTR_MAX), < );
778	CHECK_DIFF(RTStrNICmp("abcdeg", "abcdef", RTSTR_MAX), > );
779	CHECK_DIFF(RTStrNICmp("abcdef", "abcdeg", RTSTR_MAX), < );
780
781	CHECK_DIFF(RTStrNICmp("abcdeF", "abcdef", RTSTR_MAX), ==);
782	CHECK_DIFF(RTStrNICmp("abcdef", "abcdeF", RTSTR_MAX), ==);
783	CHECK_DIFF(RTStrNICmp("ABCDEF", "abcdef", RTSTR_MAX), ==);
784	CHECK_DIFF(RTStrNICmp("abcdef", "ABCDEF", RTSTR_MAX), ==);
785	CHECK_DIFF(RTStrNICmp("AbCdEf", "aBcDeF", RTSTR_MAX), ==);
786	CHECK_DIFF(RTStrNICmp("AbCdEg", "aBcDeF", RTSTR_MAX), > );
787	CHECK_DIFF(RTStrNICmp("AbCdEG", "aBcDef", RTSTR_MAX), > ); /* diff performed on the lower case cp. */
788
789	CHECK_DIFF(RTStrNICmp("ABCDEF", "fedcba", 0), ==);
790	CHECK_DIFF(RTStrNICmp("AbCdEg", "aBcDeF", 5), ==);
791	CHECK_DIFF(RTStrNICmp("AbCdEf", "aBcDeF", 5), ==);
792	CHECK_DIFF(RTStrNICmp("AbCdE", "aBcDe", 5), ==);
793	CHECK_DIFF(RTStrNICmp("AbCdE", "aBcDeF", 5), ==);
794	CHECK_DIFF(RTStrNICmp("AbCdEf", "aBcDe", 5), ==);
795	CHECK_DIFF(RTStrNICmp("AbCdEg", "aBcDeF", 6), > );
796	CHECK_DIFF(RTStrNICmp("AbCdEG", "aBcDef", 6), > ); /* diff performed on the lower case cp. */
797	/* We should continue using byte comparison when we hit the invalid CP. Will assert in debug builds. */
798	// CHECK_DIFF(RTStrNICmp("AbCd\xff""eg", "aBcD\xff""eF", 6), ==);
799
800	RTTestSubDone(hTest);
801	}
802
803
804
805	/**
806	* Check UTF-8 encoding purging.
807	*/
808	void TstRTStrPurgeEncoding(RTTEST hTest)
809	{
810	RTTestSub(hTest, "RTStrPurgeEncoding");
811
812	/*
813	* Test some good strings.
814	*/
815	char sz1[] = "1234567890wertyuiopsdfghjklzxcvbnm";
816	char sz1Copy[sizeof(sz1)];
817	memcpy(sz1Copy, sz1, sizeof(sz1));
818
819	RTTESTI_CHECK_RETV(RTStrPurgeEncoding(sz1) == 0);
820	RTTESTI_CHECK_RETV(!memcmp(sz1, sz1Copy, sizeof(sz1)));
821
822	char *pszAll = RTStrDup(g_szAll);
823	if (pszAll)
824	{
825	RTTESTI_CHECK(RTStrPurgeEncoding(pszAll) == 0);
826	RTTESTI_CHECK(!memcmp(pszAll, g_szAll, sizeof(g_szAll)));
827	RTStrFree(pszAll);
828	}
829
830	/*
831	* Test some bad stuff.
832	*/
833	struct
834	{
835	size_t cErrors;
836	unsigned char szIn[5];
837	const char *pszExpect;
838	} aTests[] =
839	{
840	{ 0, { '1', '2', '3', '4', '\0' }, "1234" },
841	{ 1, { 0x80, '2', '3', '4', '\0' }, "?234" },
842	{ 1, { '1', 0x80, '3', '4', '\0' }, "1?34" },
843	{ 1, { '1', '2', 0x80, '4', '\0' }, "12?4" },
844	{ 1, { '1', '2', '3', 0x80, '\0' }, "123?" },
845	{ 2, { 0x80, 0x81, '3', '4', '\0' }, "??34" },
846	{ 2, { '1', 0x80, 0x81, '4', '\0' }, "1??4" },
847	{ 2, { '1', '2', 0x80, 0x81, '\0' }, "12??" },
848	};
849	for (size_t i = 0; i < RT_ELEMENTS(aTests); i++)
850	{
851	size_t cErrors = RTStrPurgeEncoding((char *)aTests[i].szIn);
852	if (cErrors != aTests[i].cErrors)
853	RTTestFailed(hTest, "#%u: cErrors=%u expected %u\n", i, cErrors, aTests[i].cErrors);
854	else if (strcmp((char *)aTests[i].szIn, aTests[i].pszExpect))
855	RTTestFailed(hTest, "#%u: %.5Rhxs expected %.5Rhxs (%s)\n", i, aTests[i].szIn, aTests[i].pszExpect, aTests[i].pszExpect);
856	}
857
858	RTTestSubDone(hTest);
859	}
860
861
862	/**
863	* Check string sanitising.
864	*/
865	void TstRTStrPurgeComplementSet(RTTEST hTest)
866	{
867	RTTestSub(hTest, "RTStrPurgeComplementSet");
868	RTUNICP aCpSet[] = { '1', '5', 'w', 'w', 'r', 'r', 'e', 'f', 't', 't',
869	'\0' };
870	RTUNICP aCpBadSet[] = { '1', '5', 'w', 'w', 'r', 'r', 'e', 'f', 't', 't',
871	'7', '\0' }; /* Contains an incomplete pair. */
872	struct
873	{
874	const char *pcszIn;
875	const char *pcszOut;
876	PCRTUNICP pcCpSet;
877	char chReplacement;
878	ssize_t cExpected;
879	}
880	aTests[] =
881	{
882	{ "1234werttrew4321", "1234werttrew4321", aCpSet, '_', 0 },
883	{ "123654wert\xc2\xa2trew\xe2\x82\xac""4321",
884	"123_54wert__trew___4321", aCpSet, '_', 3 },
885	{ "hjhj8766", "????????", aCpSet, '?', 8 },
886	{ "123\xf0\xa4\xad\xa2""4", "123____4", aCpSet, '_', 1 },
887	{ "\xff", "\xff", aCpSet, '_', -1 },
888	{ "____", "____", aCpBadSet, '_', -1 }
889	};
890	enum { MAX_IN_STRING = 256 };
891
892	for (unsigned i = 0; i < RT_ELEMENTS(aTests); ++i)
893	{
894	char szCopy[MAX_IN_STRING];
895	ssize_t cReplacements;
896	AssertRC(RTStrCopy(szCopy, RT_ELEMENTS(szCopy), aTests[i].pcszIn));
897	RTTestDisableAssertions(hTest);
898	cReplacements = RTStrPurgeComplementSet(szCopy, aTests[i].pcCpSet, aTests[i].chReplacement);
899	RTTestRestoreAssertions(hTest);
900	if (cReplacements != aTests[i].cExpected)
901	RTTestFailed(hTest, "#%u: expected %lld, actual %lld\n", i,
902	(long long) aTests[i].cExpected,
903	(long long) cReplacements);
904	if (strcmp(aTests[i].pcszOut, szCopy))
905	RTTestFailed(hTest, "#%u: expected %s, actual %s\n", i,
906	aTests[i].pcszOut, szCopy);
907	}
908	}
909
910
911	/**
912	* Check string sanitising.
913	*/
914	void TstRTUtf16PurgeComplementSet(RTTEST hTest)
915	{
916	RTTestSub(hTest, "RTUtf16PurgeComplementSet");
917	RTUNICP aCpSet[] = { '1', '5', 'w', 'w', 'r', 'r', 'e', 'f', 't', 't',
918	'\0' };
919	RTUNICP aCpBadSet[] = { '1', '5', 'w', 'w', 'r', 'r', 'e', 'f', 't', 't',
920	'7', '\0' }; /* Contains an incomplete pair. */
921	struct
922	{
923	const char *pcszIn;
924	const char *pcszOut;
925	size_t cwc; /* Zero means the strings are Utf-8. */
926	PCRTUNICP pcCpSet;
927	char chReplacement;
928	ssize_t cExpected;
929	}
930	aTests[] =
931	{
932	{ "1234werttrew4321", "1234werttrew4321", 0, aCpSet, '_', 0 },
933	{ "123654wert\xc2\xa2trew\xe2\x82\xac""4321",
934	"123_54wert_trew_4321", 0, aCpSet, '_', 3 },
935	{ "hjhj8766", "????????", 0, aCpSet, '?', 8 },
936	{ "123\xf0\xa4\xad\xa2""4", "123__4", 0, aCpSet, '_', 1 },
937	{ "\xff\xff\0", "\xff\xff\0", 2, aCpSet, '_', -1 },
938	{ "\xff\xff\0", "\xff\xff\0", 2, aCpSet, '_', -1 },
939	{ "____", "____", 0, aCpBadSet, '_', -1 }
940	};
941	enum { MAX_IN_STRING = 256 };
942
943	for (unsigned i = 0; i < RT_ELEMENTS(aTests); ++i)
944	{
945	RTUTF16 wszInCopy[MAX_IN_STRING], *pwszInCopy = wszInCopy;
946	RTUTF16 wszOutCopy[MAX_IN_STRING], *pwszOutCopy = wszOutCopy;
947	ssize_t cReplacements;
948	if (!aTests[i].cwc)
949	{
950	AssertRC(RTStrToUtf16Ex(aTests[i].pcszIn, RTSTR_MAX, &pwszInCopy,
951	RT_ELEMENTS(wszInCopy), NULL));
952	AssertRC(RTStrToUtf16Ex(aTests[i].pcszOut, RTSTR_MAX, &pwszOutCopy,
953	RT_ELEMENTS(wszOutCopy), NULL));
954	}
955	else
956	{
957	Assert(aTests[i].cwc <= RT_ELEMENTS(wszInCopy));
958	memcpy(wszInCopy, aTests[i].pcszIn, aTests[i].cwc * 2);
959	memcpy(wszOutCopy, aTests[i].pcszOut, aTests[i].cwc * 2);
960	}
961
962	RTTestDisableAssertions(hTest);
963	cReplacements = RTUtf16PurgeComplementSet(wszInCopy, aTests[i].pcCpSet, aTests[i].chReplacement);
964	RTTestRestoreAssertions(hTest);
965
966	if (cReplacements != aTests[i].cExpected)
967	RTTestFailed(hTest, "#%u: expected %lld, actual %lld\n", i,
968	(long long) aTests[i].cExpected,
969	(long long) cReplacements);
970	if (RTUtf16Cmp(wszInCopy, wszOutCopy))
971	RTTestFailed(hTest, "#%u: expected %ls, actual %ls\n", i,
972	wszOutCopy, wszInCopy);
973	}
974	}
975
976
977	/**
978	* Benchmark stuff.
979	*/
980	void Benchmarks(RTTEST hTest)
981	{
982	static union
983	{
984	RTUTF16 wszBuf[sizeof(g_wszAll)];
985	char szBuf[sizeof(g_szAll)];
986	} s_Buf;
987
988	RTTestSub(hTest, "Benchmarks");
989	/** @todo add RTTest* methods for reporting benchmark results. */
990	RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "Benchmarking RTStrToUtf16Ex: "); /** @todo figure this stuff into the test framework. */
991	PRTUTF16 pwsz = &s_Buf.wszBuf[0];
992	int rc = RTStrToUtf16Ex(&g_szAll[0], RTSTR_MAX, &pwsz, RT_ELEMENTS(s_Buf.wszBuf), NULL);
993	if (RT_SUCCESS(rc))
994	{
995	int i;
996	uint64_t u64Start = RTTimeNanoTS();
997	for (i = 0; i < 100; i++)
998	{
999	rc = RTStrToUtf16Ex(&g_szAll[0], RTSTR_MAX, &pwsz, RT_ELEMENTS(s_Buf.wszBuf), NULL);
1000	if (RT_FAILURE(rc))
1001	{
1002	RTTestFailed(hTest, "UTF-8 -> UTF-16 benchmark failed at i=%d, rc=%Rrc\n", i, rc);
1003	break;
1004	}
1005	}
1006	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
1007	RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "%d in %'RI64 ns\n", i, u64Elapsed);
1008	}
1009
1010	RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "Benchmarking RTUtf16ToUtf8Ex: ");
1011	char *psz = &s_Buf.szBuf[0];
1012	rc = RTUtf16ToUtf8Ex(&g_wszAll[0], RTSTR_MAX, &psz, RT_ELEMENTS(s_Buf.szBuf), NULL);
1013	if (RT_SUCCESS(rc))
1014	{
1015	int i;
1016	uint64_t u64Start = RTTimeNanoTS();
1017	for (i = 0; i < 100; i++)
1018	{
1019	rc = RTUtf16ToUtf8Ex(&g_wszAll[0], RTSTR_MAX, &psz, RT_ELEMENTS(s_Buf.szBuf), NULL);
1020	if (RT_FAILURE(rc))
1021	{
1022	RTTestFailed(hTest, "UTF-16 -> UTF-8 benchmark failed at i=%d, rc=%Rrc\n", i, rc);
1023	break;
1024	}
1025	}
1026	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
1027	RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "%d in %'RI64 ns\n", i, u64Elapsed);
1028	}
1029
1030	RTTestSubDone(hTest);
1031	}
1032
1033
1034	/**
1035	* Tests RTStrEnd
1036	*/
1037	static void testStrEnd(RTTEST hTest)
1038	{
1039	RTTestSub(hTest, "RTStrEnd");
1040
1041	static char const s_szEmpty[1] = "";
1042	RTTESTI_CHECK(RTStrEnd(s_szEmpty, 0) == NULL);
1043	RTTESTI_CHECK(RTStrEnd(s_szEmpty, 1) == &s_szEmpty[0]);
1044	for (size_t i = 0; i < _1M; i++)
1045	RTTESTI_CHECK(RTStrEnd(s_szEmpty, ~i) == &s_szEmpty[0]);
1046
1047	}
1048
1049
1050	/**
1051	* Tests RTStrStr and RTStrIStr.
1052	*/
1053	static void testStrStr(RTTEST hTest)
1054	{
1055	#define CHECK_NULL(expr) \
1056	do { \
1057	const char *pszRet = expr; \
1058	if (pszRet != NULL) \
1059	RTTestFailed(hTest, "%d: %#x -> %s expected NULL", __LINE__, #expr, pszRet); \
1060	} while (0)
1061
1062	#define CHECK(expr, expect) \
1063	do { \
1064	const char *pszRet = expr; \
1065	const char *pszExpect = (expect); \
1066	if ( (pszRet != NULL && pszExpect == NULL) \
1067	\|\| (pszRet == NULL && pszExpect != NULL) \
1068	\|\| strcmp(pszRet, pszExpect) \
1069	) \
1070	RTTestFailed(hTest, "%d: %#x -> %s expected %s", __LINE__, #expr, pszRet, pszExpect); \
1071	} while (0)
1072
1073
1074	RTTestSub(hTest, "RTStrStr");
1075	CHECK(RTStrStr("abcdef", ""), "abcdef");
1076	CHECK_NULL(RTStrStr("abcdef", NULL));
1077	CHECK_NULL(RTStrStr(NULL, ""));
1078	CHECK_NULL(RTStrStr(NULL, NULL));
1079	CHECK(RTStrStr("abcdef", "abcdef"), "abcdef");
1080	CHECK(RTStrStr("abcdef", "b"), "bcdef");
1081	CHECK(RTStrStr("abcdef", "bcdef"), "bcdef");
1082	CHECK(RTStrStr("abcdef", "cdef"), "cdef");
1083	CHECK(RTStrStr("abcdef", "cde"), "cdef");
1084	CHECK(RTStrStr("abcdef", "cd"), "cdef");
1085	CHECK(RTStrStr("abcdef", "c"), "cdef");
1086	CHECK(RTStrStr("abcdef", "f"), "f");
1087	CHECK(RTStrStr("abcdef", "ef"), "ef");
1088	CHECK(RTStrStr("abcdef", "e"), "ef");
1089	CHECK_NULL(RTStrStr("abcdef", "z"));
1090	CHECK_NULL(RTStrStr("abcdef", "A"));
1091	CHECK_NULL(RTStrStr("abcdef", "F"));
1092
1093	RTTestSub(hTest, "RTStrIStr");
1094	CHECK(RTStrIStr("abcdef", ""), "abcdef");
1095	CHECK_NULL(RTStrIStr("abcdef", NULL));
1096	CHECK_NULL(RTStrIStr(NULL, ""));
1097	CHECK_NULL(RTStrIStr(NULL, NULL));
1098	CHECK(RTStrIStr("abcdef", "abcdef"), "abcdef");
1099	CHECK(RTStrIStr("abcdef", "Abcdef"), "abcdef");
1100	CHECK(RTStrIStr("abcdef", "ABcDeF"), "abcdef");
1101	CHECK(RTStrIStr("abcdef", "b"), "bcdef");
1102	CHECK(RTStrIStr("abcdef", "B"), "bcdef");
1103	CHECK(RTStrIStr("abcdef", "bcdef"), "bcdef");
1104	CHECK(RTStrIStr("abcdef", "BCdEf"), "bcdef");
1105	CHECK(RTStrIStr("abcdef", "bCdEf"), "bcdef");
1106	CHECK(RTStrIStr("abcdef", "bcdEf"), "bcdef");
1107	CHECK(RTStrIStr("abcdef", "BcdEf"), "bcdef");
1108	CHECK(RTStrIStr("abcdef", "cdef"), "cdef");
1109	CHECK(RTStrIStr("abcdef", "cde"), "cdef");
1110	CHECK(RTStrIStr("abcdef", "cd"), "cdef");
1111	CHECK(RTStrIStr("abcdef", "c"), "cdef");
1112	CHECK(RTStrIStr("abcdef", "f"), "f");
1113	CHECK(RTStrIStr("abcdeF", "F"), "F");
1114	CHECK(RTStrIStr("abcdef", "F"), "f");
1115	CHECK(RTStrIStr("abcdef", "ef"), "ef");
1116	CHECK(RTStrIStr("EeEef", "e"), "EeEef");
1117	CHECK(RTStrIStr("EeEef", "E"), "EeEef");
1118	CHECK(RTStrIStr("EeEef", "EE"), "EeEef");
1119	CHECK(RTStrIStr("EeEef", "EEE"), "EeEef");
1120	CHECK(RTStrIStr("EeEef", "EEEF"), "eEef");
1121	CHECK_NULL(RTStrIStr("EeEef", "z"));
1122
1123	#undef CHECK
1124	#undef CHECK_NULL
1125	RTTestSubDone(hTest);
1126	}
1127
1128
1129	void testUtf8Latin1(RTTEST hTest)
1130	{
1131	RTTestSub(hTest, "Latin-1 <-> Utf-8 conversion functions");
1132
1133	/* Test Utf8 -> Latin1 */
1134	size_t cch_szAll = 0;
1135	size_t cbShort = RTStrCalcLatin1Len(g_szAll);
1136	RTTEST_CHECK(hTest, cbShort == 0);
1137	int rc = RTStrCalcLatin1LenEx(g_szAll, 383, &cch_szAll);
1138	RTTEST_CHECK(hTest, (cch_szAll == 255));
1139	rc = RTStrCalcLatin1LenEx(g_szAll, RTSTR_MAX, &cch_szAll);
1140	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1141	char *psz = NULL;
1142	char szShort[256] = { 0 };
1143	memcpy(szShort, g_szAll, 255);
1144	cbShort = RTStrCalcLatin1Len(szShort);
1145	RTTEST_CHECK(hTest, cbShort == 191);
1146	rc = RTStrToLatin1(szShort, &psz);
1147	RTTEST_CHECK_RC_OK(hTest, rc);
1148	if (RT_SUCCESS(rc))
1149	{
1150	RTTEST_CHECK(hTest, (strlen(psz) == 191));
1151	for (unsigned i = 0, j = 1; psz[i] != '\0'; ++i, ++j)
1152	if (psz[i] != (char) j)
1153	{
1154	RTTestFailed(hTest, "conversion of g_szAll to Latin1 failed at position %u\n", i);
1155	break;
1156	}
1157	}
1158	RTStrFree(psz);
1159	rc = RTStrToLatin1(g_szAll, &psz);
1160	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1161	char sz[512];
1162	char *psz2 = &sz[0];
1163	size_t cchActual = 0;
1164	rc = RTStrToLatin1Ex(g_szAll, sizeof(sz) - 1, &psz2, sizeof(sz),
1165	&cchActual);
1166	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1167	RTTEST_CHECK_MSG(hTest, cchActual == 0,
1168	(hTest, "cchActual=%lu\n", cchActual));
1169	rc = RTStrToLatin1Ex(g_szAll, 383, &psz2, sizeof(sz),
1170	&cchActual);
1171	RTTEST_CHECK_RC_OK(hTest, rc);
1172	if (RT_SUCCESS(rc))
1173	{
1174	RTTEST_CHECK(hTest, (cchActual == 255));
1175	RTTEST_CHECK(hTest, (cchActual == strlen(sz)));
1176	for (unsigned i = 0, j = 1; psz2[i] != '\0'; ++i, ++j)
1177	if (psz2[i] != (char) j)
1178	{
1179	RTTestFailed(hTest, "second conversion of g_szAll to Latin1 failed at position %u\n", i);
1180	break;
1181	}
1182	}
1183	rc = RTStrToLatin1Ex(g_szAll, 129, &psz2, 128, &cchActual);
1184	RTTEST_CHECK_RC(hTest, rc, VERR_BUFFER_OVERFLOW);
1185	RTTEST_CHECK_MSG(hTest, cchActual == 128,
1186	(hTest, "cchActual=%lu\n", cchActual));
1187	rc = RTStrToLatin1Ex(g_szAll, 383, &psz, 0, &cchActual);
1188	RTTEST_CHECK_RC_OK(hTest, rc);
1189	if (RT_SUCCESS(rc))
1190	{
1191	RTTEST_CHECK(hTest, (cchActual == 255));
1192	RTTEST_CHECK(hTest, (cchActual == strlen(psz)));
1193	for (unsigned i = 0, j = 1; psz[i] != '\0'; ++i, ++j)
1194	if ( ((j < 0x100) && (psz[i] != (char) j))
1195	\|\| ((j > 0xff) && psz[i] != '?'))
1196	{
1197	RTTestFailed(hTest, "third conversion of g_szAll to Latin1 failed at position %u\n", i);
1198	break;
1199	}
1200	}
1201	const char *pszBad = "Hello\xDC\xD8";
1202	rc = RTStrToLatin1Ex(pszBad, RTSTR_MAX, &psz2, sizeof(sz),
1203	&cchActual);
1204	RTTEST_CHECK_RC(hTest, rc, VERR_INVALID_UTF8_ENCODING);
1205	RTStrFree(psz);
1206
1207	/* Test Latin1 -> Utf8 */
1208	const char *pszLat1 = "\x01\x20\x40\x80\x81";
1209	RTTEST_CHECK(hTest, RTLatin1CalcUtf8Len(pszLat1) == 7);
1210	rc = RTLatin1CalcUtf8LenEx(pszLat1, 3, &cchActual);
1211	RTTEST_CHECK_RC_OK(hTest, rc);
1212	if (RT_SUCCESS(rc))
1213	RTTEST_CHECK(hTest, cchActual == 3);
1214	rc = RTLatin1CalcUtf8LenEx(pszLat1, RTSTR_MAX, &cchActual);
1215	RTTEST_CHECK_RC_OK(hTest, rc);
1216	if (RT_SUCCESS(rc))
1217	RTTEST_CHECK(hTest, cchActual == 7);
1218	char *pch = NULL;
1219	char ch[8];
1220	char *pch2 = &ch[0];
1221	cchActual = 0;
1222	rc = RTLatin1ToUtf8(pszLat1, &pch);
1223	RTTEST_CHECK_RC_OK(hTest, rc);
1224	if (RT_SUCCESS(rc))
1225	RTTEST_CHECK(hTest, !strcmp(pch, "\x01\x20\x40\xC2\x80\xC2\x81"));
1226	RTStrFree(pch);
1227	rc = RTLatin1ToUtf8Ex(pszLat1, RTSTR_MAX, &pch, 0, &cchActual);
1228	RTTEST_CHECK_RC_OK(hTest, rc);
1229	if (RT_SUCCESS(rc))
1230	{
1231	RTTEST_CHECK(hTest, (cchActual == 7));
1232	RTTEST_CHECK(hTest, !strcmp(pch, "\x01\x20\x40\xC2\x80\xC2\x81"));
1233	}
1234	RTStrFree(pch);
1235	rc = RTLatin1ToUtf8Ex(pszLat1, RTSTR_MAX, &pch, 0, NULL);
1236	RTTEST_CHECK_RC_OK(hTest, rc);
1237	if (RT_SUCCESS(rc))
1238	RTTEST_CHECK(hTest, !strcmp(pch, "\x01\x20\x40\xC2\x80\xC2\x81"));
1239	RTStrFree(pch);
1240	rc = RTLatin1ToUtf8Ex(pszLat1, RTSTR_MAX, &pch2, RT_ELEMENTS(ch),
1241	&cchActual);
1242	RTTEST_CHECK_RC_OK(hTest, rc);
1243	if (RT_SUCCESS(rc))
1244	{
1245	RTTEST_CHECK(hTest, (cchActual == 7));
1246	RTTEST_CHECK(hTest, !strcmp(pch2, "\x01\x20\x40\xC2\x80\xC2\x81"));
1247	}
1248	rc = RTLatin1ToUtf8Ex(pszLat1, 3, &pch2, RT_ELEMENTS(ch),
1249	&cchActual);
1250	RTTEST_CHECK_RC_OK(hTest, rc);
1251	if (RT_SUCCESS(rc))
1252	{
1253	RTTEST_CHECK(hTest, (cchActual == 3));
1254	RTTEST_CHECK(hTest, !strcmp(pch2, "\x01\x20\x40"));
1255	}
1256	rc = RTLatin1ToUtf8Ex(pszLat1, RTSTR_MAX, &pch2, RT_ELEMENTS(ch) - 1,
1257	&cchActual);
1258	RTTEST_CHECK_RC(hTest, rc, VERR_BUFFER_OVERFLOW);
1259	RTTEST_CHECK(hTest, (cchActual == 7));
1260	RTTestSubDone(hTest);
1261	}
1262
1263
1264	void testUtf16Latin1(RTTEST hTest)
1265	{
1266	RTTestSub(hTest, "Latin-1 <-> Utf-16 conversion functions");
1267
1268	/* Test Utf16 -> Latin1 */
1269	size_t cch_szAll = 0;
1270	size_t cbShort = RTUtf16CalcLatin1Len(g_wszAll);
1271	RTTEST_CHECK(hTest, cbShort == 0);
1272	int rc = RTUtf16CalcLatin1LenEx(g_wszAll, 255, &cch_szAll);
1273	RTTEST_CHECK(hTest, (cch_szAll == 255));
1274	rc = RTUtf16CalcLatin1LenEx(g_wszAll, RTSTR_MAX, &cch_szAll);
1275	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1276	char *psz = NULL;
1277	RTUTF16 wszShort[256] = { 0 };
1278	for (unsigned i = 0; i < 255; ++i)
1279	wszShort[i] = i + 1;
1280	cbShort = RTUtf16CalcLatin1Len(wszShort);
1281	RTTEST_CHECK(hTest, cbShort == 255);
1282	rc = RTUtf16ToLatin1(wszShort, &psz);
1283	RTTEST_CHECK_RC_OK(hTest, rc);
1284	if (RT_SUCCESS(rc))
1285	{
1286	RTTEST_CHECK(hTest, (strlen(psz) == 255));
1287	for (unsigned i = 0, j = 1; psz[i] != '\0'; ++i, ++j)
1288	if (psz[i] != (char) j)
1289	{
1290	RTTestFailed(hTest, "conversion of g_wszAll to Latin1 failed at position %u\n", i);
1291	break;
1292	}
1293	}
1294	RTStrFree(psz);
1295	rc = RTUtf16ToLatin1(g_wszAll, &psz);
1296	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1297	char sz[512];
1298	char *psz2 = &sz[0];
1299	size_t cchActual = 0;
1300	rc = RTUtf16ToLatin1Ex(g_wszAll, sizeof(sz) - 1, &psz2, sizeof(sz),
1301	&cchActual);
1302	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1303	RTTEST_CHECK_MSG(hTest, cchActual == 0,
1304	(hTest, "cchActual=%lu\n", cchActual));
1305	rc = RTUtf16ToLatin1Ex(g_wszAll, 255, &psz2, sizeof(sz),
1306	&cchActual);
1307	RTTEST_CHECK_RC_OK(hTest, rc);
1308	if (RT_SUCCESS(rc))
1309	{
1310	RTTEST_CHECK(hTest, (cchActual == 255));
1311	RTTEST_CHECK(hTest, (cchActual == strlen(sz)));
1312	for (unsigned i = 0, j = 1; psz2[i] != '\0'; ++i, ++j)
1313	if (psz2[i] != (char) j)
1314	{
1315	RTTestFailed(hTest, "second conversion of g_wszAll to Latin1 failed at position %u\n", i);
1316	break;
1317	}
1318	}
1319	rc = RTUtf16ToLatin1Ex(g_wszAll, 128, &psz2, 128, &cchActual);
1320	RTTEST_CHECK_RC(hTest, rc, VERR_BUFFER_OVERFLOW);
1321	RTTEST_CHECK_MSG(hTest, cchActual == 128,
1322	(hTest, "cchActual=%lu\n", cchActual));
1323	rc = RTUtf16ToLatin1Ex(g_wszAll, 255, &psz, 0, &cchActual);
1324	RTTEST_CHECK_RC_OK(hTest, rc);
1325	if (RT_SUCCESS(rc))
1326	{
1327	RTTEST_CHECK(hTest, (cchActual == 255));
1328	RTTEST_CHECK(hTest, (cchActual == strlen(psz)));
1329	for (unsigned i = 0, j = 1; psz[i] != '\0'; ++i, ++j)
1330	if ( ((j < 0x100) && (psz[i] != (char) j))
1331	\|\| ((j > 0xff) && psz[i] != '?'))
1332	{
1333	RTTestFailed(hTest, "third conversion of g_wszAll to Latin1 failed at position %u\n", i);
1334	break;
1335	}
1336	}
1337	const char *pszBad = "H\0e\0l\0l\0o\0\0\xDC\0\xD8\0";
1338	rc = RTUtf16ToLatin1Ex((RTUTF16 *) pszBad, RTSTR_MAX, &psz2, sizeof(sz),
1339	&cchActual);
1340	RTTEST_CHECK_RC(hTest, rc, VERR_INVALID_UTF16_ENCODING);
1341	RTStrFree(psz);
1342
1343	/* Test Latin1 -> Utf16 */
1344	const char *pszLat1 = "\x01\x20\x40\x80\x81";
1345	RTTEST_CHECK(hTest, RTLatin1CalcUtf16Len(pszLat1) == 5);
1346	rc = RTLatin1CalcUtf16LenEx(pszLat1, 3, &cchActual);
1347	RTTEST_CHECK_RC_OK(hTest, rc);
1348	if (RT_SUCCESS(rc))
1349	RTTEST_CHECK(hTest, cchActual == 3);
1350	rc = RTLatin1CalcUtf16LenEx(pszLat1, RTSTR_MAX, &cchActual);
1351	RTTEST_CHECK_RC_OK(hTest, rc);
1352	if (RT_SUCCESS(rc))
1353	RTTEST_CHECK(hTest, cchActual == 5);
1354	RTUTF16 *pwc = NULL;
1355	RTUTF16 wc[6];
1356	RTUTF16 *pwc2 = &wc[0];
1357	size_t cwActual = 0;
1358	rc = RTLatin1ToUtf16(pszLat1, &pwc);
1359	RTTEST_CHECK_RC_OK(hTest, rc);
1360	if (RT_SUCCESS(rc))
1361	RTTEST_CHECK(hTest, (pwc[0] == 1) && (pwc[1] == 0x20)
1362	&& (pwc[2] == 0x40) && (pwc[3] == 0x80)
1363	&& (pwc[4] == 0x81) && (pwc[5] == '\0'));
1364	RTUtf16Free(pwc);
1365	rc = RTLatin1ToUtf16Ex(pszLat1, RTSTR_MAX, &pwc, 0, &cwActual);
1366	RTTEST_CHECK_RC_OK(hTest, rc);
1367	if (RT_SUCCESS(rc))
1368	{
1369	RTTEST_CHECK(hTest, (cwActual == 5));
1370	RTTEST_CHECK(hTest, (pwc[0] == 1) && (pwc[1] == 0x20)
1371	&& (pwc[2] == 0x40) && (pwc[3] == 0x80)
1372	&& (pwc[4] == 0x81) && (pwc[5] == '\0'));
1373	}
1374	RTUtf16Free(pwc);
1375	rc = RTLatin1ToUtf16Ex(pszLat1, RTSTR_MAX, &pwc, 0, NULL);
1376	RTTEST_CHECK_RC_OK(hTest, rc);
1377	if (RT_SUCCESS(rc))
1378	RTTEST_CHECK(hTest, (pwc[0] == 1) && (pwc[1] == 0x20)
1379	&& (pwc[2] == 0x40) && (pwc[3] == 0x80)
1380	&& (pwc[4] == 0x81) && (pwc[5] == '\0'));
1381	RTUtf16Free(pwc);
1382	rc = RTLatin1ToUtf16Ex(pszLat1, RTSTR_MAX, &pwc2, RT_ELEMENTS(wc),
1383	&cwActual);
1384	RTTEST_CHECK_RC_OK(hTest, rc);
1385	if (RT_SUCCESS(rc))
1386	{
1387	RTTEST_CHECK(hTest, (cwActual == 5));
1388	RTTEST_CHECK(hTest, (wc[0] == 1) && (wc[1] == 0x20)
1389	&& (wc[2] == 0x40) && (wc[3] == 0x80)
1390	&& (wc[4] == 0x81) && (wc[5] == '\0'));
1391	}
1392	rc = RTLatin1ToUtf16Ex(pszLat1, 3, &pwc2, RT_ELEMENTS(wc),
1393	&cwActual);
1394	RTTEST_CHECK_RC_OK(hTest, rc);
1395	if (RT_SUCCESS(rc))
1396	{
1397	RTTEST_CHECK(hTest, (cwActual == 3));
1398	RTTEST_CHECK(hTest, (wc[0] == 1) && (wc[1] == 0x20)
1399	&& (wc[2] == 0x40) && (wc[3] == '\0'));
1400	}
1401	rc = RTLatin1ToUtf16Ex(pszLat1, RTSTR_MAX, &pwc2, RT_ELEMENTS(wc) - 1,
1402	&cwActual);
1403	RTTEST_CHECK_RC(hTest, rc, VERR_BUFFER_OVERFLOW);
1404	RTTEST_CHECK(hTest, (cwActual == 5));
1405	RTTestSubDone(hTest);
1406	}
1407
1408
1409	static void testNoTransation(RTTEST hTest)
1410	{
1411	/*
1412	* Try trigger a VERR_NO_TRANSLATION error in convert to
1413	* current CP to latin-1.
1414	*/
1415	const RTUTF16 s_swzTest1[] = { 0x2358, 0x2242, 0x2357, 0x2359, 0x22f9, 0x2c4e, 0x0030, 0x0060,
1416	0x0092, 0x00c1, 0x00f2, 0x1f80, 0x0088, 0x2c38, 0x2c30, 0x0000 };
1417	char *pszTest1;
1418	int rc = RTUtf16ToUtf8(s_swzTest1, &pszTest1);
1419	RTTESTI_CHECK_RC_RETV(rc, VINF_SUCCESS);
1420
1421	RTTestSub(hTest, "VERR_NO_TRANSLATION/RTStrUtf8ToCurrentCP");
1422	char *pszOut;
1423	rc = RTStrUtf8ToCurrentCP(&pszOut, pszTest1);
1424	if (rc == VINF_SUCCESS)
1425	{
1426	RTTESTI_CHECK(!strcmp(pszOut, pszTest1));
1427	RTTestIPrintf(RTTESTLVL_ALWAYS, "CurrentCP is UTF-8 or similar (LC_ALL=%s LANG=%s LC_CTYPE=%s)\n",
1428	RTEnvGet("LC_ALL"), RTEnvGet("LANG"), RTEnvGet("LC_CTYPE"));
1429	RTStrFree(pszOut);
1430	}
1431	else
1432	RTTESTI_CHECK_MSG(rc == VWRN_NO_TRANSLATION \|\| rc == VERR_NO_TRANSLATION, ("rc=%Rrc\n", rc));
1433
1434	RTTestSub(hTest, "VERR_NO_TRANSLATION/RTUtf16ToLatin1");
1435	rc = RTUtf16ToLatin1(s_swzTest1, &pszOut);
1436	RTTESTI_CHECK_RC(rc, VERR_NO_TRANSLATION);
1437	if (RT_SUCCESS(rc))
1438	RTStrFree(pszOut);
1439
1440	RTStrFree(pszTest1);
1441	RTTestSubDone(hTest);
1442	}
1443
1444	static void testGetPut(RTTEST hTest)
1445	{
1446	/*
1447	* Test RTStrPutCp, RTStrGetCp and RTStrGetCpEx.
1448	*/
1449	RTTestSub(hTest, "RTStrPutCp, RTStrGetCp and RTStrGetCpEx");
1450
1451	RTUNICP uc = 0;
1452	while (uc <= 0x10fffd)
1453	{
1454	/* Figure the range - skip illegal ranges. */
1455	RTUNICP ucFirst = uc;
1456	if (ucFirst - UINT32_C(0xd800) <= 0x7ff)
1457	ucFirst = 0xe000;
1458	else if (ucFirst == UINT32_C(0xfffe) \|\| ucFirst == UINT32_C(0xffff))
1459	ucFirst = 0x10000;
1460
1461	RTUNICP ucLast = ucFirst + 1023;
1462	if (ucLast - UINT32_C(0xd800) <= 0x7ff)
1463	ucLast = 0xd7ff;
1464	else if (ucLast == UINT32_C(0xfffe) \|\| ucLast == UINT32_C(0xffff))
1465	ucLast = 0xfffd;
1466
1467	/* Encode the range into a string, decode each code point as we go along. */
1468	char sz1[8192];
1469	char *pszDst = sz1;
1470	for (uc = ucFirst; uc <= ucLast; uc++)
1471	{
1472	char *pszBefore = pszDst;
1473	pszDst = RTStrPutCp(pszDst, uc);
1474	RTTESTI_CHECK(pszBefore - pszDst < 6);
1475
1476	RTUNICP uc2 = RTStrGetCp(pszBefore);
1477	RTTESTI_CHECK_MSG(uc2 == uc, ("uc2=%#x uc=%#x\n", uc2, uc));
1478
1479	const char *pszSrc = pszBefore;
1480	RTUNICP uc3 = 42;
1481	RTTESTI_CHECK_RC(RTStrGetCpEx(&pszSrc, &uc3), VINF_SUCCESS);
1482	RTTESTI_CHECK_MSG(uc3 == uc, ("uc3=%#x uc=%#x\n", uc3, uc));
1483	RTTESTI_CHECK_MSG(pszSrc == pszDst, ("pszSrc=%p pszDst=%p\n", pszSrc, pszDst));
1484	}
1485
1486	/* Decode and re-encode it. */
1487	const char *pszSrc = pszDst = sz1;
1488	for (uc = ucFirst; uc <= ucLast; uc++)
1489	{
1490	RTUNICP uc2 = RTStrGetCp(pszSrc);
1491	RTTESTI_CHECK_MSG(uc2 == uc, ("uc2=%#x uc=%#x\n", uc2, uc));
1492
1493	RTUNICP uc3 = 42;
1494	RTTESTI_CHECK_RC(RTStrGetCpEx(&pszSrc, &uc3), VINF_SUCCESS);
1495	RTTESTI_CHECK_MSG(uc3 == uc, ("uc3=%#x uc=%#x\n", uc3, uc));
1496
1497	pszDst = RTStrPutCp(pszDst, uc);
1498	RTTESTI_CHECK_MSG(pszSrc == pszDst, ("pszSrc=%p pszDst=%p\n", pszSrc, pszDst));
1499	pszSrc = pszDst;
1500	}
1501
1502	/* Decode and wipe it (checking compiler optimizations). */
1503	pszSrc = pszDst = sz1;
1504	for (uc = ucFirst; uc <= ucLast; uc++)
1505	{
1506	RTUNICP uc2 = RTStrGetCp(pszSrc);
1507	RTTESTI_CHECK_MSG(uc2 == uc, ("uc2=%#x uc=%#x\n", uc2, uc));
1508
1509	RTUNICP uc3 = 42;
1510	RTTESTI_CHECK_RC(RTStrGetCpEx(&pszSrc, &uc3), VINF_SUCCESS);
1511	RTTESTI_CHECK_MSG(uc3 == uc, ("uc3=%#x uc=%#x\n", uc3, uc));
1512
1513	pszDst = RTStrPutCp(pszDst, 0);
1514	}
1515
1516	/* advance */
1517	uc = ucLast + 1;
1518	}
1519
1520	}
1521
1522
1523	int main()
1524	{
1525	/*
1526	* Init the runtime, test and say hello.
1527	*/
1528	RTTEST hTest;
1529	RTEXITCODE rcExit = RTTestInitAndCreate("tstUtf8", &hTest);
1530	if (rcExit != RTEXITCODE_SUCCESS)
1531	return rcExit;
1532	RTTestBanner(hTest);
1533
1534	/*
1535	* Run the tests.
1536	*/
1537	InitStrings();
1538	test1(hTest);
1539	test2(hTest);
1540	test3(hTest);
1541	TstRTStrXCmp(hTest);
1542	TstRTStrPurgeEncoding(hTest);
1543	/* TstRTPurgeComplementSet test conditions which assert. /
1544	TstRTStrPurgeComplementSet(hTest);
1545	TstRTUtf16PurgeComplementSet(hTest);
1546	testStrEnd(hTest);
1547	testStrStr(hTest);
1548	testUtf8Latin1(hTest);
1549	testUtf16Latin1(hTest);
1550	testNoTransation(hTest);
1551	testGetPut(hTest);
1552
1553	Benchmarks(hTest);
1554
1555	/*
1556	* Summary
1557	*/
1558	return RTTestSummaryAndDestroy(hTest);
1559	}
1560

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source: vbox/trunk/src/VBox/Runtime/testcase/tstUtf8.cpp@ 76678

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