tstUtf8.cpp@ 45257

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tstUtf8: More details on VERR_NO_TRANSLATION/RTStrUtf8ToCurrentCP on testboxsh1.
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1	/* $Id: tstUtf8.cpp 45257 2013-03-30 20:34:52Z vboxsync $ */
2	/** @file
3	* IPRT Testcase - UTF-8 and UTF-16 string conversions.
4	*/
5
6	/*
7	* Copyright (C) 2006-2013 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.alldomusa.eu.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	* Header Files *
29	*******************************************************************************/
30	#include <iprt/string.h>
31
32	#include <iprt/alloc.h>
33	#include <iprt/assert.h>
34	#include <iprt/env.h>
35	#include <iprt/err.h>
36	#include <iprt/rand.h>
37	#include <iprt/stream.h>
38	#include <iprt/test.h>
39	#include <iprt/time.h>
40	#include <iprt/uni.h>
41	#include <iprt/uuid.h>
42
43
44
45	/**
46	* Generate a random codepoint for simple UTF-16 encoding.
47	*/
48	static RTUTF16 GetRandUtf16(void)
49	{
50	RTUTF16 wc;
51	do
52	{
53	wc = (RTUTF16)RTRandU32Ex(1, 0xfffd);
54	} while (wc >= 0xd800 && wc <= 0xdfff);
55	return wc;
56	}
57
58
59	/**
60	*
61	*/
62	static void test1(RTTEST hTest)
63	{
64	static const char s_szBadString1[] = "Bad \xe0\x13\x0";
65	static const char s_szBadString2[] = "Bad \xef\xbf\xc3";
66	int rc;
67	char *pszUtf8;
68	char *pszCurrent;
69	PRTUTF16 pwsz;
70	PRTUTF16 pwszRand;
71
72	/*
73	* Invalid UTF-8 to UCS-2 test.
74	*/
75	RTTestSub(hTest, "Feeding bad UTF-8 to RTStrToUtf16");
76	rc = RTStrToUtf16(s_szBadString1, &pwsz);
77	RTTEST_CHECK_MSG(hTest, rc == VERR_NO_TRANSLATION \|\| rc == VERR_INVALID_UTF8_ENCODING,
78	(hTest, "Conversion of first bad UTF-8 string to UTF-16 apparently succeeded. It shouldn't. rc=%Rrc\n", rc));
79	rc = RTStrToUtf16(s_szBadString2, &pwsz);
80	RTTEST_CHECK_MSG(hTest, rc == VERR_NO_TRANSLATION \|\| rc == VERR_INVALID_UTF8_ENCODING,
81	(hTest, "Conversion of second bad UTF-8 strings to UTF-16 apparently succeeded. It shouldn't. rc=%Rrc\n", rc));
82
83	/*
84	* Test current CP conversion.
85	*/
86	RTTestSub(hTest, "Rand UTF-16 -> UTF-8 -> CP -> UTF-8");
87	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
88	for (int i = 0; i < 30; i++)
89	pwszRand[i] = GetRandUtf16();
90	pwszRand[30] = 0;
91
92	rc = RTUtf16ToUtf8(pwszRand, &pszUtf8);
93	if (rc == VINF_SUCCESS)
94	{
95	rc = RTStrUtf8ToCurrentCP(&pszCurrent, pszUtf8);
96	if (rc == VINF_SUCCESS)
97	{
98	rc = RTStrCurrentCPToUtf8(&pszUtf8, pszCurrent);
99	if (rc == VINF_SUCCESS)
100	RTTestPassed(hTest, "Random UTF-16 -> UTF-8 -> Current -> UTF-8 successful.\n");
101	else
102	RTTestFailed(hTest, "%d: The third part of random UTF-16 -> UTF-8 -> Current -> UTF-8 failed with return value %Rrc.",
103	__LINE__, rc);
104	}
105	else if (rc == VERR_NO_TRANSLATION)
106	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");
107	else
108	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> Current -> UTF-8 failed with return value %Rrc.",
109	__LINE__, rc);
110	}
111	else
112	RTTestFailed(hTest, "%d: The first part of random UTF-16 -> UTF-8 -> Current -> UTF-8 failed with return value %Rrc.",
113	__LINE__, rc);
114
115	/*
116	* Generate a new random string.
117	*/
118	RTTestSub(hTest, "Random UTF-16 -> UTF-8 -> UTF-16");
119	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
120	for (int i = 0; i < 30; i++)
121	pwszRand[i] = GetRandUtf16();
122	pwszRand[30] = 0;
123	rc = RTUtf16ToUtf8(pwszRand, &pszUtf8);
124	if (rc == VINF_SUCCESS)
125	{
126	rc = RTStrToUtf16(pszUtf8, &pwsz);
127	if (rc == VINF_SUCCESS)
128	{
129	int i;
130	for (i = 0; pwszRand[i] == pwsz[i] && pwsz[i] != 0; i++)
131	/* nothing */;
132	if (pwszRand[i] == pwsz[i] && pwsz[i] == 0)
133	RTTestPassed(hTest, "Random UTF-16 -> UTF-8 -> UTF-16 successful.\n");
134	else
135	{
136	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> UTF-16 failed.", __LINE__);
137	RTTestPrintf(hTest, RTTESTLVL_FAILURE, "First differing character is at position %d and has the value %x.\n", i, pwsz[i]);
138	}
139	}
140	else
141	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> UTF-16 failed with return value %Rrc.",
142	__LINE__, rc);
143	}
144	else
145	RTTestFailed(hTest, "%d: The first part of random UTF-16 -> UTF-8 -> UTF-16 failed with return value %Rrc.",
146	__LINE__, rc);
147
148	/*
149	* Generate yet another random string and convert it to a buffer.
150	*/
151	RTTestSub(hTest, "Random RTUtf16ToUtf8Ex + RTStrToUtf16");
152	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
153	for (int i = 0; i < 30; i++)
154	pwszRand[i] = GetRandUtf16();
155	pwszRand[30] = 0;
156
157	char szUtf8Array[120];
158	char *pszUtf8Array = szUtf8Array;
159	rc = RTUtf16ToUtf8Ex(pwszRand, RTSTR_MAX, &pszUtf8Array, 120, NULL);
160	if (rc == 0)
161	{
162	rc = RTStrToUtf16(pszUtf8Array, &pwsz);
163	if (rc == 0)
164	{
165	int i;
166	for (i = 0; pwszRand[i] == pwsz[i] && pwsz[i] != 0; i++)
167	;
168	if (pwsz[i] == 0 && i >= 8)
169	RTTestPassed(hTest, "Random UTF-16 -> fixed length UTF-8 -> UTF-16 successful.\n");
170	else
171	{
172	RTTestFailed(hTest, "%d: Incorrect conversion of UTF-16 -> fixed length UTF-8 -> UTF-16.\n", __LINE__);
173	RTTestPrintf(hTest, RTTESTLVL_FAILURE, "First differing character is at position %d and has the value %x.\n", i, pwsz[i]);
174	}
175	}
176	else
177	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> fixed length UTF-8 -> UTF-16 failed with return value %Rrc.\n", __LINE__, rc);
178	}
179	else
180	RTTestFailed(hTest, "%d: The first part of random UTF-16 -> fixed length UTF-8 -> UTF-16 failed with return value %Rrc.\n", __LINE__, rc);
181
182	/*
183	* And again.
184	*/
185	RTTestSub(hTest, "Random RTUtf16ToUtf8 + RTStrToUtf16Ex");
186	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
187	for (int i = 0; i < 30; i++)
188	pwszRand[i] = GetRandUtf16();
189	pwszRand[30] = 0;
190
191	RTUTF16 wszBuf[70];
192	PRTUTF16 pwsz2Buf = wszBuf;
193	rc = RTUtf16ToUtf8(pwszRand, &pszUtf8);
194	if (rc == 0)
195	{
196	rc = RTStrToUtf16Ex(pszUtf8, RTSTR_MAX, &pwsz2Buf, 70, NULL);
197	if (rc == 0)
198	{
199	int i;
200	for (i = 0; pwszRand[i] == pwsz2Buf[i] && pwsz2Buf[i] != 0; i++)
201	;
202	if (pwszRand[i] == 0 && pwsz2Buf[i] == 0)
203	RTTestPassed(hTest, "Random UTF-16 -> UTF-8 -> fixed length UTF-16 successful.\n");
204	else
205	{
206	RTTestFailed(hTest, "%d: Incorrect conversion of random UTF-16 -> UTF-8 -> fixed length UTF-16.\n", __LINE__);
207	RTTestPrintf(hTest, RTTESTLVL_FAILURE, "First differing character is at position %d and has the value %x.\n", i, pwsz2Buf[i]);
208	}
209	}
210	else
211	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> fixed length UTF-16 failed with return value %Rrc.\n", __LINE__, rc);
212	}
213	else
214	RTTestFailed(hTest, "%d: The first part of random UTF-16 -> UTF-8 -> fixed length UTF-16 failed with return value %Rrc.\n",
215	__LINE__, rc);
216	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
217	for (int i = 0; i < 30; i++)
218	pwszRand[i] = GetRandUtf16();
219	pwszRand[30] = 0;
220
221	rc = RTUtf16ToUtf8Ex(pwszRand, RTSTR_MAX, &pszUtf8Array, 20, NULL);
222	if (rc == VERR_BUFFER_OVERFLOW)
223	RTTestPassed(hTest, "Random UTF-16 -> fixed length UTF-8 with too short buffer successfully rejected.\n");
224	else
225	RTTestFailed(hTest, "%d: Random UTF-16 -> fixed length UTF-8 with too small buffer returned value %d instead of VERR_BUFFER_OVERFLOW.\n",
226	__LINE__, rc);
227
228	/*
229	* last time...
230	*/
231	RTTestSub(hTest, "Random RTUtf16ToUtf8 + RTStrToUtf16Ex");
232	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
233	for (int i = 0; i < 30; i++)
234	pwszRand[i] = GetRandUtf16();
235	pwszRand[30] = 0;
236
237	rc = RTUtf16ToUtf8(pwszRand, &pszUtf8);
238	if (rc == VINF_SUCCESS)
239	{
240	rc = RTStrToUtf16Ex(pszUtf8, RTSTR_MAX, &pwsz2Buf, 20, NULL);
241	if (rc == VERR_BUFFER_OVERFLOW)
242	RTTestPassed(hTest, "Random UTF-16 -> UTF-8 -> fixed length UTF-16 with too short buffer successfully rejected.\n");
243	else
244	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",
245	__LINE__, rc);
246	}
247	else
248	RTTestFailed(hTest, "%d:The first part of random UTF-16 -> UTF-8 -> fixed length UTF-16 failed with return value %Rrc.\n",
249	__LINE__, rc);
250
251
252	RTTestSubDone(hTest);
253	}
254
255
256	static RTUNICP g_uszAll[0x110000 - 1 - 0x800 - 2 + 1];
257	static RTUTF16 g_wszAll[0xfffe - (0xe000 - 0xd800) + (0x110000 - 0x10000) * 2];
258	static char g_szAll[0x7f + (0x800 - 0x80) * 2 + (0xfffe - 0x800 - (0xe000 - 0xd800))* 3 + (0x110000 - 0x10000) * 4 + 1];
259
260	static void whereami(int cBits, size_t off)
261	{
262	if (cBits == 8)
263	{
264	if (off < 0x7f)
265	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", off + 1);
266	else if (off < 0xf7f)
267	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", (off - 0x7f) / 2 + 0x80);
268	else if (off < 0x27f7f)
269	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", (off - 0xf7f) / 3 + 0x800);
270	else if (off < 0x2df79)
271	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", (off - 0x27f7f) / 3 + 0xe000);
272	else if (off < 0x42df79)
273	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", (off - 0x2df79) / 4 + 0x10000);
274	else
275	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 ???\n");
276	}
277	else if (cBits == 16)
278	{
279	if (off < 0xd7ff*2)
280	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-16 U+%#x\n", off / 2 + 1);
281	else if (off < 0xf7fd*2)
282	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-16 U+%#x\n", (off - 0xd7ff*2) / 2 + 0xe000);
283	else if (off < 0x20f7fd)
284	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-16 U+%#x\n", (off - 0xf7fd*2) / 4 + 0x10000);
285	else
286	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-16 ???\n");
287	}
288	else
289	{
290	if (off < (0xd800 - 1) * sizeof(RTUNICP))
291	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "RTUNICP U+%#x\n", off / sizeof(RTUNICP) + 1);
292	else if (off < (0xfffe - 0x800 - 1) * sizeof(RTUNICP))
293	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "RTUNICP U+%#x\n", off / sizeof(RTUNICP) + 0x800 + 1);
294	else
295	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "RTUNICP U+%#x\n", off / sizeof(RTUNICP) + 0x800 + 1 + 2);
296	}
297	}
298
299	int mymemcmp(const void pv1, const void pv2, size_t cb, int cBits)
300	{
301	const uint8_t pb1 = (const uint8_t )pv1;
302	const uint8_t pb2 = (const uint8_t )pv2;
303	for (size_t off = 0; off < cb; off++)
304	{
305	if (pb1[off] != pb2[off])
306	{
307	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "mismatch at %#x: ", off);
308	whereami(cBits, off);
309	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off-1, pb1[off-1], pb2[off-1]);
310	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "*%#x: %02x != %02x!\n", off, pb1[off], pb2[off]);
311	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off+1, pb1[off+1], pb2[off+1]);
312	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off+2, pb1[off+2], pb2[off+2]);
313	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off+3, pb1[off+3], pb2[off+3]);
314	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off+4, pb1[off+4], pb2[off+4]);
315	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off+5, pb1[off+5], pb2[off+5]);
316	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off+6, pb1[off+6], pb2[off+6]);
317	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off+7, pb1[off+7], pb2[off+7]);
318	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off+8, pb1[off+8], pb2[off+8]);
319	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off+9, pb1[off+9], pb2[off+9]);
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	if (mymemcmp(pszUtf8, g_szAll, sizeof(g_szAll), 8))
431	RTTestFailed(hTest, "UTF-16 -> UTF-8 mismatch!");
432
433	PRTUTF16 pwszUtf16;
434	rc = RTStrToUtf16(pszUtf8, &pwszUtf16);
435	if (rc == VINF_SUCCESS)
436	{
437	if (mymemcmp(pwszUtf16, g_wszAll, sizeof(g_wszAll), 16))
438	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed compare!");
439	RTUtf16Free(pwszUtf16);
440	}
441	else
442	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed, rc=%Rrc.", rc);
443	RTStrFree(pszUtf8);
444	}
445	else
446	RTTestFailed(hTest, "UTF-16 -> UTF-8 failed, rc=%Rrc.", rc);
447
448
449	/*
450	* Convert to UTF-16 and back. (just in case the above test fails)
451	*/
452	RTTestSub(hTest, "UTF-8 -> UTF-16 -> UTF-8");
453	PRTUTF16 pwszUtf16;
454	rc = RTStrToUtf16(&g_szAll[0], &pwszUtf16);
455	if (rc == VINF_SUCCESS)
456	{
457	if (mymemcmp(pwszUtf16, g_wszAll, sizeof(g_wszAll), 16))
458	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed compare!");
459
460	rc = RTUtf16ToUtf8(pwszUtf16, &pszUtf8);
461	if (rc == VINF_SUCCESS)
462	{
463	if (mymemcmp(pszUtf8, g_szAll, sizeof(g_szAll), 8))
464	RTTestFailed(hTest, "UTF-16 -> UTF-8 failed compare!");
465	RTStrFree(pszUtf8);
466	}
467	else
468	RTTestFailed(hTest, "UTF-16 -> UTF-8 failed, rc=%Rrc.", rc);
469	RTUtf16Free(pwszUtf16);
470	}
471	else
472	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed, rc=%Rrc.", rc);
473
474	/*
475	* Convert UTF-8 to CPs.
476	*/
477	RTTestSub(hTest, "UTF-8 -> UNI -> UTF-8");
478	PRTUNICP paCps;
479	rc = RTStrToUni(g_szAll, &paCps);
480	if (rc == VINF_SUCCESS)
481	{
482	if (mymemcmp(paCps, g_uszAll, sizeof(g_uszAll), 32))
483	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed, rc=%Rrc.", rc);
484
485	size_t cCps;
486	rc = RTStrToUniEx(g_szAll, RTSTR_MAX, &paCps, RT_ELEMENTS(g_uszAll), &cCps);
487	if (rc == VINF_SUCCESS)
488	{
489	if (cCps != RT_ELEMENTS(g_uszAll) - 1)
490	RTTestFailed(hTest, "wrong Code Point count %zu, expected %zu\n", cCps, RT_ELEMENTS(g_uszAll) - 1);
491	}
492	else
493	RTTestFailed(hTest, "UTF-8 -> Code Points failed, rc=%Rrc.\n", rc);
494
495	/** @todo RTCpsToUtf8 or something. */
496	}
497	else
498	RTTestFailed(hTest, "UTF-8 -> Code Points failed, rc=%Rrc.\n", rc);
499
500	/*
501	* Check the various string lengths.
502	*/
503	RTTestSub(hTest, "Lengths");
504	size_t cuc1 = RTStrCalcUtf16Len(g_szAll);
505	size_t cuc2 = RTUtf16Len(g_wszAll);
506	if (cuc1 != cuc2)
507	RTTestFailed(hTest, "cuc1=%zu != cuc2=%zu\n", cuc1, cuc2);
508	//size_t cuc3 = RTUniLen(g_uszAll);
509
510
511	/*
512	* Enumerate the strings.
513	*/
514	RTTestSub(hTest, "Code Point Getters and Putters");
515	char pszPut1Base = (char )RTMemAlloc(sizeof(g_szAll));
516	AssertRelease(pszPut1Base);
517	char *pszPut1 = pszPut1Base;
518	PRTUTF16 pwszPut2Base = (PRTUTF16)RTMemAlloc(sizeof(g_wszAll));
519	AssertRelease(pwszPut2Base);
520	PRTUTF16 pwszPut2 = pwszPut2Base;
521	const char *psz1 = g_szAll;
522	const char *psz2 = g_szAll;
523	PCRTUTF16 pwsz3 = g_wszAll;
524	PCRTUTF16 pwsz4 = g_wszAll;
525	for (;;)
526	{
527	/*
528	* getters
529	*/
530	RTUNICP uc1;
531	rc = RTStrGetCpEx(&psz1, &uc1);
532	if (RT_FAILURE(rc))
533	{
534	RTTestFailed(hTest, "RTStrGetCpEx failed with rc=%Rrc at %.10Rhxs", rc, psz2);
535	whereami(8, psz2 - &g_szAll[0]);
536	break;
537	}
538	char *pszPrev1 = RTStrPrevCp(g_szAll, psz1);
539	if (pszPrev1 != psz2)
540	{
541	RTTestFailed(hTest, "RTStrPrevCp returned %p expected %p!", pszPrev1, psz2);
542	whereami(8, psz2 - &g_szAll[0]);
543	break;
544	}
545	RTUNICP uc2 = RTStrGetCp(psz2);
546	if (uc2 != uc1)
547	{
548	RTTestFailed(hTest, "RTStrGetCpEx and RTStrGetCp returned different CPs: %RTunicp != %RTunicp", uc2, uc1);
549	whereami(8, psz2 - &g_szAll[0]);
550	break;
551	}
552	psz2 = RTStrNextCp(psz2);
553	if (psz2 != psz1)
554	{
555	RTTestFailed(hTest, "RTStrGetCpEx and RTStrGetNext returned different next pointer!");
556	whereami(8, psz2 - &g_szAll[0]);
557	break;
558	}
559
560	RTUNICP uc3;
561	rc = RTUtf16GetCpEx(&pwsz3, &uc3);
562	if (RT_FAILURE(rc))
563	{
564	RTTestFailed(hTest, "RTUtf16GetCpEx failed with rc=%Rrc at %.10Rhxs", rc, pwsz4);
565	whereami(16, pwsz4 - &g_wszAll[0]);
566	break;
567	}
568	if (uc3 != uc2)
569	{
570	RTTestFailed(hTest, "RTUtf16GetCpEx and RTStrGetCp returned different CPs: %RTunicp != %RTunicp", uc3, uc2);
571	whereami(16, pwsz4 - &g_wszAll[0]);
572	break;
573	}
574	RTUNICP uc4 = RTUtf16GetCp(pwsz4);
575	if (uc3 != uc4)
576	{
577	RTTestFailed(hTest, "RTUtf16GetCpEx and RTUtf16GetCp returned different CPs: %RTunicp != %RTunicp", uc3, uc4);
578	whereami(16, pwsz4 - &g_wszAll[0]);
579	break;
580	}
581	pwsz4 = RTUtf16NextCp(pwsz4);
582	if (pwsz4 != pwsz3)
583	{
584	RTTestFailed(hTest, "RTUtf16GetCpEx and RTUtf16GetNext returned different next pointer!");
585	whereami(8, pwsz4 - &g_wszAll[0]);
586	break;
587	}
588
589
590	/*
591	* putters
592	*/
593	pszPut1 = RTStrPutCp(pszPut1, uc1);
594	if (pszPut1 - pszPut1Base != psz1 - &g_szAll[0])
595	{
596	RTTestFailed(hTest, "RTStrPutCp is not at the same offset! %p != %p",
597	pszPut1 - pszPut1Base, psz1 - &g_szAll[0]);
598	whereami(8, psz2 - &g_szAll[0]);
599	break;
600	}
601
602	pwszPut2 = RTUtf16PutCp(pwszPut2, uc3);
603	if (pwszPut2 - pwszPut2Base != pwsz3 - &g_wszAll[0])
604	{
605	RTTestFailed(hTest, "RTStrPutCp is not at the same offset! %p != %p",
606	pwszPut2 - pwszPut2Base, pwsz3 - &g_wszAll[0]);
607	whereami(8, pwsz4 - &g_wszAll[0]);
608	break;
609	}
610
611
612	/* the end? */
613	if (!uc1)
614	break;
615	}
616
617	/* check output if we seems to have made it thru it all. */
618	if (psz2 == &g_szAll[sizeof(g_szAll)])
619	{
620	if (mymemcmp(pszPut1Base, g_szAll, sizeof(g_szAll), 8))
621	RTTestFailed(hTest, "RTStrPutCp encoded the string incorrectly.");
622	if (mymemcmp(pwszPut2Base, g_wszAll, sizeof(g_wszAll), 16))
623	RTTestFailed(hTest, "RTUtf16PutCp encoded the string incorrectly.");
624	}
625
626	RTMemFree(pszPut1Base);
627	RTMemFree(pwszPut2Base);
628
629	RTTestSubDone(hTest);
630	}
631
632
633	/**
634	* Check case insensitivity.
635	*/
636	void test3(RTTEST hTest)
637	{
638	RTTestSub(hTest, "Case Sensitivity");
639
640	if ( RTUniCpToLower('a') != 'a'
641	\|\| RTUniCpToLower('A') != 'a'
642	\|\| RTUniCpToLower('b') != 'b'
643	\|\| RTUniCpToLower('B') != 'b'
644	\|\| RTUniCpToLower('Z') != 'z'
645	\|\| RTUniCpToLower('z') != 'z'
646	\|\| RTUniCpToUpper('c') != 'C'
647	\|\| RTUniCpToUpper('C') != 'C'
648	\|\| RTUniCpToUpper('z') != 'Z'
649	\|\| RTUniCpToUpper('Z') != 'Z')
650	RTTestFailed(hTest, "RTUniToUpper/Lower failed basic tests.\n");
651
652	if (RTUtf16ICmp(g_wszAll, g_wszAll))
653	RTTestFailed(hTest, "RTUtf16ICmp failed the basic test.\n");
654
655	if (RTUtf16Cmp(g_wszAll, g_wszAll))
656	RTTestFailed(hTest, "RTUtf16Cmp failed the basic test.\n");
657
658	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 };
659	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 };
660	if ( RTUtf16ICmp(s_wszTst1b, s_wszTst1b)
661	\|\| RTUtf16ICmp(s_wszTst1a, s_wszTst1a)
662	\|\| RTUtf16ICmp(s_wszTst1a, s_wszTst1b)
663	\|\| RTUtf16ICmp(s_wszTst1b, s_wszTst1a)
664	)
665	RTTestFailed(hTest, "RTUtf16ICmp failed the alphabet test.\n");
666
667	if ( RTUtf16Cmp(s_wszTst1b, s_wszTst1b)
668	\|\| RTUtf16Cmp(s_wszTst1a, s_wszTst1a)
669	\|\| !RTUtf16Cmp(s_wszTst1a, s_wszTst1b)
670	\|\| !RTUtf16Cmp(s_wszTst1b, s_wszTst1a)
671	)
672	RTTestFailed(hTest, "RTUtf16Cmp failed the alphabet test.\n");
673
674	RTTestSubDone(hTest);
675	}
676
677
678	/**
679	* Test the RTStr*Cmp functions.
680	*/
681	void TstRTStrXCmp(RTTEST hTest)
682	{
683	#define CHECK_DIFF(expr, op) \
684	do \
685	{ \
686	int iDiff = expr; \
687	if (!(iDiff op 0)) \
688	RTTestFailed(hTest, "%d: %d " #op " 0: %s\n", __LINE__, iDiff, #expr); \
689	} while (0)
690
691	/** @todo test the non-ascii bits. */
692
693	RTTestSub(hTest, "RTStrCmp");
694	CHECK_DIFF(RTStrCmp(NULL, NULL), == );
695	CHECK_DIFF(RTStrCmp(NULL, ""), < );
696	CHECK_DIFF(RTStrCmp("", NULL), > );
697	CHECK_DIFF(RTStrCmp("", ""), == );
698	CHECK_DIFF(RTStrCmp("abcdef", "abcdef"), == );
699	CHECK_DIFF(RTStrCmp("abcdef", "abcde"), > );
700	CHECK_DIFF(RTStrCmp("abcde", "abcdef"), < );
701	CHECK_DIFF(RTStrCmp("abcdeg", "abcdef"), > );
702	CHECK_DIFF(RTStrCmp("abcdef", "abcdeg"), < );
703	CHECK_DIFF(RTStrCmp("abcdeF", "abcdef"), < );
704	CHECK_DIFF(RTStrCmp("abcdef", "abcdeF"), > );
705
706
707	RTTestSub(hTest, "RTStrNCmp");
708	CHECK_DIFF(RTStrNCmp(NULL, NULL, RTSTR_MAX), == );
709	CHECK_DIFF(RTStrNCmp(NULL, "", RTSTR_MAX), < );
710	CHECK_DIFF(RTStrNCmp("", NULL, RTSTR_MAX), > );
711	CHECK_DIFF(RTStrNCmp("", "", RTSTR_MAX), == );
712	CHECK_DIFF(RTStrNCmp("abcdef", "abcdef", RTSTR_MAX), == );
713	CHECK_DIFF(RTStrNCmp("abcdef", "abcde", RTSTR_MAX), > );
714	CHECK_DIFF(RTStrNCmp("abcde", "abcdef", RTSTR_MAX), < );
715	CHECK_DIFF(RTStrNCmp("abcdeg", "abcdef", RTSTR_MAX), > );
716	CHECK_DIFF(RTStrNCmp("abcdef", "abcdeg", RTSTR_MAX), < );
717	CHECK_DIFF(RTStrNCmp("abcdeF", "abcdef", RTSTR_MAX), < );
718	CHECK_DIFF(RTStrNCmp("abcdef", "abcdeF", RTSTR_MAX), > );
719
720	CHECK_DIFF(RTStrNCmp("abcdef", "fedcba", 0), ==);
721	CHECK_DIFF(RTStrNCmp("abcdef", "abcdeF", 5), ==);
722	CHECK_DIFF(RTStrNCmp("abcdef", "abcdeF", 6), > );
723
724
725	RTTestSub(hTest, "RTStrICmp");
726	CHECK_DIFF(RTStrICmp(NULL, NULL), == );
727	CHECK_DIFF(RTStrICmp(NULL, ""), < );
728	CHECK_DIFF(RTStrICmp("", NULL), > );
729	CHECK_DIFF(RTStrICmp("", ""), == );
730	CHECK_DIFF(RTStrICmp("abcdef", "abcdef"), == );
731	CHECK_DIFF(RTStrICmp("abcdef", "abcde"), > );
732	CHECK_DIFF(RTStrICmp("abcde", "abcdef"), < );
733	CHECK_DIFF(RTStrICmp("abcdeg", "abcdef"), > );
734	CHECK_DIFF(RTStrICmp("abcdef", "abcdeg"), < );
735
736	CHECK_DIFF(RTStrICmp("abcdeF", "abcdef"), ==);
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("AbCdEg", "aBcDeF"), > );
742	CHECK_DIFF(RTStrICmp("AbCdEG", "aBcDef"), > ); /* diff performed on the lower case cp. */
743
744
745
746	RTTestSub(hTest, "RTStrNICmp");
747	CHECK_DIFF(RTStrNICmp(NULL, NULL, RTSTR_MAX), == );
748	CHECK_DIFF(RTStrNICmp(NULL, "", RTSTR_MAX), < );
749	CHECK_DIFF(RTStrNICmp("", NULL, RTSTR_MAX), > );
750	CHECK_DIFF(RTStrNICmp("", "", RTSTR_MAX), == );
751	CHECK_DIFF(RTStrNICmp(NULL, NULL, 0), == );
752	CHECK_DIFF(RTStrNICmp(NULL, "", 0), == );
753	CHECK_DIFF(RTStrNICmp("", NULL, 0), == );
754	CHECK_DIFF(RTStrNICmp("", "", 0), == );
755	CHECK_DIFF(RTStrNICmp("abcdef", "abcdef", RTSTR_MAX), == );
756	CHECK_DIFF(RTStrNICmp("abcdef", "abcde", RTSTR_MAX), > );
757	CHECK_DIFF(RTStrNICmp("abcde", "abcdef", RTSTR_MAX), < );
758	CHECK_DIFF(RTStrNICmp("abcdeg", "abcdef", RTSTR_MAX), > );
759	CHECK_DIFF(RTStrNICmp("abcdef", "abcdeg", RTSTR_MAX), < );
760
761	CHECK_DIFF(RTStrNICmp("abcdeF", "abcdef", RTSTR_MAX), ==);
762	CHECK_DIFF(RTStrNICmp("abcdef", "abcdeF", RTSTR_MAX), ==);
763	CHECK_DIFF(RTStrNICmp("ABCDEF", "abcdef", RTSTR_MAX), ==);
764	CHECK_DIFF(RTStrNICmp("abcdef", "ABCDEF", RTSTR_MAX), ==);
765	CHECK_DIFF(RTStrNICmp("AbCdEf", "aBcDeF", RTSTR_MAX), ==);
766	CHECK_DIFF(RTStrNICmp("AbCdEg", "aBcDeF", RTSTR_MAX), > );
767	CHECK_DIFF(RTStrNICmp("AbCdEG", "aBcDef", RTSTR_MAX), > ); /* diff performed on the lower case cp. */
768
769	CHECK_DIFF(RTStrNICmp("ABCDEF", "fedcba", 0), ==);
770	CHECK_DIFF(RTStrNICmp("AbCdEg", "aBcDeF", 5), ==);
771	CHECK_DIFF(RTStrNICmp("AbCdEf", "aBcDeF", 5), ==);
772	CHECK_DIFF(RTStrNICmp("AbCdE", "aBcDe", 5), ==);
773	CHECK_DIFF(RTStrNICmp("AbCdE", "aBcDeF", 5), ==);
774	CHECK_DIFF(RTStrNICmp("AbCdEf", "aBcDe", 5), ==);
775	CHECK_DIFF(RTStrNICmp("AbCdEg", "aBcDeF", 6), > );
776	CHECK_DIFF(RTStrNICmp("AbCdEG", "aBcDef", 6), > ); /* diff performed on the lower case cp. */
777	/* We should continue using byte comparison when we hit the invalid CP. Will assert in debug builds. */
778	// CHECK_DIFF(RTStrNICmp("AbCd\xff""eg", "aBcD\xff""eF", 6), ==);
779
780	RTTestSubDone(hTest);
781	}
782
783
784
785	/**
786	* Check UTF-8 encoding purging.
787	*/
788	void TstRTStrPurgeEncoding(RTTEST hTest)
789	{
790	RTTestSub(hTest, "RTStrPurgeEncoding");
791
792	/*
793	* Test some good strings.
794	*/
795	char sz1[] = "1234567890wertyuiopsdfghjklzxcvbnm";
796	char sz1Copy[sizeof(sz1)];
797	memcpy(sz1Copy, sz1, sizeof(sz1));
798
799	RTTESTI_CHECK_RETV(RTStrPurgeEncoding(sz1) == 0);
800	RTTESTI_CHECK_RETV(!memcmp(sz1, sz1Copy, sizeof(sz1)));
801
802	char *pszAll = RTStrDup(g_szAll);
803	if (pszAll)
804	{
805	RTTESTI_CHECK(RTStrPurgeEncoding(pszAll) == 0);
806	RTTESTI_CHECK(!memcmp(pszAll, g_szAll, sizeof(g_szAll)));
807	RTStrFree(pszAll);
808	}
809
810	/*
811	* Test some bad stuff.
812	*/
813	struct
814	{
815	size_t cErrors;
816	unsigned char szIn[5];
817	const char *pszExpect;
818	} aTests[] =
819	{
820	{ 0, { '1', '2', '3', '4', '\0' }, "1234" },
821	{ 1, { 0x80, '2', '3', '4', '\0' }, "?234" },
822	{ 1, { '1', 0x80, '3', '4', '\0' }, "1?34" },
823	{ 1, { '1', '2', 0x80, '4', '\0' }, "12?4" },
824	{ 1, { '1', '2', '3', 0x80, '\0' }, "123?" },
825	{ 2, { 0x80, 0x81, '3', '4', '\0' }, "??34" },
826	{ 2, { '1', 0x80, 0x81, '4', '\0' }, "1??4" },
827	{ 2, { '1', '2', 0x80, 0x81, '\0' }, "12??" },
828	};
829	for (size_t i = 0; i < RT_ELEMENTS(aTests); i++)
830	{
831	size_t cErrors = RTStrPurgeEncoding((char *)aTests[i].szIn);
832	if (cErrors != aTests[i].cErrors)
833	RTTestFailed(hTest, "#%u: cErrors=%u expected %u\n", i, cErrors, aTests[i].cErrors);
834	else if (strcmp((char *)aTests[i].szIn, aTests[i].pszExpect))
835	RTTestFailed(hTest, "#%u: %.5Rhxs expected %.5Rhxs (%s)\n", i, aTests[i].szIn, aTests[i].pszExpect, aTests[i].pszExpect);
836	}
837
838	RTTestSubDone(hTest);
839	}
840
841
842	/**
843	* Check string sanitising.
844	*/
845	void TstRTStrPurgeComplementSet(RTTEST hTest)
846	{
847	RTTestSub(hTest, "RTStrPurgeComplementSet");
848	RTUNICP aCpSet[] = { '1', '5', 'w', 'w', 'r', 'r', 'e', 'f', 't', 't',
849	'\0' };
850	RTUNICP aCpBadSet[] = { '1', '5', 'w', 'w', 'r', 'r', 'e', 'f', 't', 't',
851	'7', '\0' }; /* Contains an incomplete pair. */
852	struct
853	{
854	const char *pcszIn;
855	const char *pcszOut;
856	PCRTUNICP pcCpSet;
857	char chReplacement;
858	ssize_t cExpected;
859	}
860	aTests[] =
861	{
862	{ "1234werttrew4321", "1234werttrew4321", aCpSet, '_', 0 },
863	{ "123654wert\xc2\xa2trew\xe2\x82\xac""4321",
864	"123_54wert__trew___4321", aCpSet, '_', 3 },
865	{ "hjhj8766", "????????", aCpSet, '?', 8 },
866	{ "123\xf0\xa4\xad\xa2""4", "123____4", aCpSet, '_', 1 },
867	{ "\xff", "\xff", aCpSet, '_', -1 },
868	{ "____", "____", aCpBadSet, '_', -1 }
869	};
870	enum { MAX_IN_STRING = 256 };
871
872	for (unsigned i = 0; i < RT_ELEMENTS(aTests); ++i)
873	{
874	char szCopy[MAX_IN_STRING];
875	ssize_t cReplacements;
876	AssertRC(RTStrCopy(szCopy, RT_ELEMENTS(szCopy), aTests[i].pcszIn));
877	cReplacements = RTStrPurgeComplementSet(szCopy, aTests[i].pcCpSet,
878	aTests[i].chReplacement);
879	if (cReplacements != aTests[i].cExpected)
880	RTTestFailed(hTest, "#%u: expected %lld, actual %lld\n", i,
881	(long long) aTests[i].cExpected,
882	(long long) cReplacements);
883	if (strcmp(aTests[i].pcszOut, szCopy))
884	RTTestFailed(hTest, "#%u: expected %s, actual %s\n", i,
885	aTests[i].pcszOut, szCopy);
886	}
887	}
888
889
890	/**
891	* Check string sanitising.
892	*/
893	void TstRTUtf16PurgeComplementSet(RTTEST hTest)
894	{
895	RTTestSub(hTest, "RTUtf16PurgeComplementSet");
896	RTUNICP aCpSet[] = { '1', '5', 'w', 'w', 'r', 'r', 'e', 'f', 't', 't',
897	'\0' };
898	RTUNICP aCpBadSet[] = { '1', '5', 'w', 'w', 'r', 'r', 'e', 'f', 't', 't',
899	'7', '\0' }; /* Contains an incomplete pair. */
900	struct
901	{
902	const char *pcszIn;
903	const char *pcszOut;
904	size_t cwc; /* Zero means the strings are Utf-8. */
905	PCRTUNICP pcCpSet;
906	char chReplacement;
907	ssize_t cExpected;
908	}
909	aTests[] =
910	{
911	{ "1234werttrew4321", "1234werttrew4321", 0, aCpSet, '_', 0 },
912	{ "123654wert\xc2\xa2trew\xe2\x82\xac""4321",
913	"123_54wert_trew_4321", 0, aCpSet, '_', 3 },
914	{ "hjhj8766", "????????", 0, aCpSet, '?', 8 },
915	{ "123\xf0\xa4\xad\xa2""4", "123__4", 0, aCpSet, '_', 1 },
916	{ "\xff\xff\0", "\xff\xff\0", 2, aCpSet, '_', -1 },
917	{ "\xff\xff\0", "\xff\xff\0", 2, aCpSet, '_', -1 },
918	{ "____", "____", 0, aCpBadSet, '_', -1 }
919	};
920	enum { MAX_IN_STRING = 256 };
921
922	for (unsigned i = 0; i < RT_ELEMENTS(aTests); ++i)
923	{
924	RTUTF16 wszInCopy[MAX_IN_STRING], *pwszInCopy = wszInCopy;
925	RTUTF16 wszOutCopy[MAX_IN_STRING], *pwszOutCopy = wszOutCopy;
926	ssize_t cReplacements;
927	if (!aTests[i].cwc)
928	{
929	AssertRC(RTStrToUtf16Ex(aTests[i].pcszIn, RTSTR_MAX, &pwszInCopy,
930	RT_ELEMENTS(wszInCopy), NULL));
931	AssertRC(RTStrToUtf16Ex(aTests[i].pcszOut, RTSTR_MAX, &pwszOutCopy,
932	RT_ELEMENTS(wszOutCopy), NULL));
933	}
934	else
935	{
936	Assert(aTests[i].cwc <= RT_ELEMENTS(wszInCopy));
937	memcpy(wszInCopy, aTests[i].pcszIn, aTests[i].cwc * 2);
938	memcpy(wszOutCopy, aTests[i].pcszOut, aTests[i].cwc * 2);
939	}
940	cReplacements = RTUtf16PurgeComplementSet(wszInCopy, aTests[i].pcCpSet,
941	aTests[i].chReplacement);
942	if (cReplacements != aTests[i].cExpected)
943	RTTestFailed(hTest, "#%u: expected %lld, actual %lld\n", i,
944	(long long) aTests[i].cExpected,
945	(long long) cReplacements);
946	if (RTUtf16Cmp(wszInCopy, wszOutCopy))
947	RTTestFailed(hTest, "#%u: expected %ls, actual %ls\n", i,
948	wszOutCopy, wszInCopy);
949	}
950	}
951
952
953	/**
954	* Benchmark stuff.
955	*/
956	void Benchmarks(RTTEST hTest)
957	{
958	static union
959	{
960	RTUTF16 wszBuf[sizeof(g_wszAll)];
961	char szBuf[sizeof(g_szAll)];
962	} s_Buf;
963
964	RTTestSub(hTest, "Benchmarks");
965	/** @todo add RTTest* methods for reporting benchmark results. */
966	RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "Benchmarking RTStrToUtf16Ex: "); /** @todo figure this stuff into the test framework. */
967	PRTUTF16 pwsz = &s_Buf.wszBuf[0];
968	int rc = RTStrToUtf16Ex(&g_szAll[0], RTSTR_MAX, &pwsz, RT_ELEMENTS(s_Buf.wszBuf), NULL);
969	if (RT_SUCCESS(rc))
970	{
971	int i;
972	uint64_t u64Start = RTTimeNanoTS();
973	for (i = 0; i < 100; i++)
974	{
975	rc = RTStrToUtf16Ex(&g_szAll[0], RTSTR_MAX, &pwsz, RT_ELEMENTS(s_Buf.wszBuf), NULL);
976	if (RT_FAILURE(rc))
977	{
978	RTTestFailed(hTest, "UTF-8 -> UTF-16 benchmark failed at i=%d, rc=%Rrc\n", i, rc);
979	break;
980	}
981	}
982	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
983	RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "%d in %'RI64 ns\n", i, u64Elapsed);
984	}
985
986	RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "Benchmarking RTUtf16ToUtf8Ex: ");
987	char *psz = &s_Buf.szBuf[0];
988	rc = RTUtf16ToUtf8Ex(&g_wszAll[0], RTSTR_MAX, &psz, RT_ELEMENTS(s_Buf.szBuf), NULL);
989	if (RT_SUCCESS(rc))
990	{
991	int i;
992	uint64_t u64Start = RTTimeNanoTS();
993	for (i = 0; i < 100; i++)
994	{
995	rc = RTUtf16ToUtf8Ex(&g_wszAll[0], RTSTR_MAX, &psz, RT_ELEMENTS(s_Buf.szBuf), NULL);
996	if (RT_FAILURE(rc))
997	{
998	RTTestFailed(hTest, "UTF-16 -> UTF-8 benchmark failed at i=%d, rc=%Rrc\n", i, rc);
999	break;
1000	}
1001	}
1002	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
1003	RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "%d in %'RI64 ns\n", i, u64Elapsed);
1004	}
1005
1006	RTTestSubDone(hTest);
1007	}
1008
1009
1010	/**
1011	* Tests RTStrEnd
1012	*/
1013	static void testStrEnd(RTTEST hTest)
1014	{
1015	RTTestSub(hTest, "RTStrEnd");
1016
1017	static char const s_szEmpty[1] = "";
1018	RTTESTI_CHECK(RTStrEnd(s_szEmpty, 0) == NULL);
1019	RTTESTI_CHECK(RTStrEnd(s_szEmpty, 1) == &s_szEmpty[0]);
1020	for (size_t i = 0; i < _1M; i++)
1021	RTTESTI_CHECK(RTStrEnd(s_szEmpty, ~i) == &s_szEmpty[0]);
1022
1023	}
1024
1025
1026	/**
1027	* Tests RTStrStr and RTStrIStr.
1028	*/
1029	static void testStrStr(RTTEST hTest)
1030	{
1031	#define CHECK_NULL(expr) \
1032	do { \
1033	const char *pszRet = expr; \
1034	if (pszRet != NULL) \
1035	RTTestFailed(hTest, "%d: %#x -> %s expected NULL", __LINE__, #expr, pszRet); \
1036	} while (0)
1037
1038	#define CHECK(expr, expect) \
1039	do { \
1040	const char *pszRet = expr; \
1041	if ( (pszRet != NULL && (expect) == NULL) \
1042	\|\| (pszRet == NULL && (expect) != NULL) \
1043	\|\| strcmp(pszRet, (expect)) \
1044	) \
1045	RTTestFailed(hTest, "%d: %#x -> %s expected %s", __LINE__, #expr, pszRet, (expect)); \
1046	} while (0)
1047
1048
1049	RTTestSub(hTest, "RTStrStr");
1050	CHECK(RTStrStr("abcdef", ""), "abcdef");
1051	CHECK_NULL(RTStrStr("abcdef", NULL));
1052	CHECK_NULL(RTStrStr(NULL, ""));
1053	CHECK_NULL(RTStrStr(NULL, NULL));
1054	CHECK(RTStrStr("abcdef", "abcdef"), "abcdef");
1055	CHECK(RTStrStr("abcdef", "b"), "bcdef");
1056	CHECK(RTStrStr("abcdef", "bcdef"), "bcdef");
1057	CHECK(RTStrStr("abcdef", "cdef"), "cdef");
1058	CHECK(RTStrStr("abcdef", "cde"), "cdef");
1059	CHECK(RTStrStr("abcdef", "cd"), "cdef");
1060	CHECK(RTStrStr("abcdef", "c"), "cdef");
1061	CHECK(RTStrStr("abcdef", "f"), "f");
1062	CHECK(RTStrStr("abcdef", "ef"), "ef");
1063	CHECK(RTStrStr("abcdef", "e"), "ef");
1064	CHECK_NULL(RTStrStr("abcdef", "z"));
1065	CHECK_NULL(RTStrStr("abcdef", "A"));
1066	CHECK_NULL(RTStrStr("abcdef", "F"));
1067
1068	RTTestSub(hTest, "RTStrIStr");
1069	CHECK(RTStrIStr("abcdef", ""), "abcdef");
1070	CHECK_NULL(RTStrIStr("abcdef", NULL));
1071	CHECK_NULL(RTStrIStr(NULL, ""));
1072	CHECK_NULL(RTStrIStr(NULL, NULL));
1073	CHECK(RTStrIStr("abcdef", "abcdef"), "abcdef");
1074	CHECK(RTStrIStr("abcdef", "Abcdef"), "abcdef");
1075	CHECK(RTStrIStr("abcdef", "ABcDeF"), "abcdef");
1076	CHECK(RTStrIStr("abcdef", "b"), "bcdef");
1077	CHECK(RTStrIStr("abcdef", "B"), "bcdef");
1078	CHECK(RTStrIStr("abcdef", "bcdef"), "bcdef");
1079	CHECK(RTStrIStr("abcdef", "BCdEf"), "bcdef");
1080	CHECK(RTStrIStr("abcdef", "bCdEf"), "bcdef");
1081	CHECK(RTStrIStr("abcdef", "bcdEf"), "bcdef");
1082	CHECK(RTStrIStr("abcdef", "BcdEf"), "bcdef");
1083	CHECK(RTStrIStr("abcdef", "cdef"), "cdef");
1084	CHECK(RTStrIStr("abcdef", "cde"), "cdef");
1085	CHECK(RTStrIStr("abcdef", "cd"), "cdef");
1086	CHECK(RTStrIStr("abcdef", "c"), "cdef");
1087	CHECK(RTStrIStr("abcdef", "f"), "f");
1088	CHECK(RTStrIStr("abcdeF", "F"), "F");
1089	CHECK(RTStrIStr("abcdef", "F"), "f");
1090	CHECK(RTStrIStr("abcdef", "ef"), "ef");
1091	CHECK(RTStrIStr("EeEef", "e"), "EeEef");
1092	CHECK(RTStrIStr("EeEef", "E"), "EeEef");
1093	CHECK(RTStrIStr("EeEef", "EE"), "EeEef");
1094	CHECK(RTStrIStr("EeEef", "EEE"), "EeEef");
1095	CHECK(RTStrIStr("EeEef", "EEEF"), "eEef");
1096	CHECK_NULL(RTStrIStr("EeEef", "z"));
1097
1098	#undef CHECK
1099	#undef CHECK_NULL
1100	RTTestSubDone(hTest);
1101	}
1102
1103
1104	void testUtf8Latin1(RTTEST hTest)
1105	{
1106	RTTestSub(hTest, "Latin-1 <-> Utf-8 conversion functions");
1107
1108	/* Test Utf8 -> Latin1 */
1109	size_t cch_szAll = 0;
1110	size_t cbShort = RTStrCalcLatin1Len(g_szAll);
1111	RTTEST_CHECK(hTest, cbShort == 0);
1112	int rc = RTStrCalcLatin1LenEx(g_szAll, 383, &cch_szAll);
1113	RTTEST_CHECK(hTest, (cch_szAll == 255));
1114	rc = RTStrCalcLatin1LenEx(g_szAll, RTSTR_MAX, &cch_szAll);
1115	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1116	char *psz = NULL;
1117	char szShort[256] = { 0 };
1118	memcpy(szShort, g_szAll, 255);
1119	cbShort = RTStrCalcLatin1Len(szShort);
1120	RTTEST_CHECK(hTest, cbShort == 191);
1121	rc = RTStrToLatin1(szShort, &psz);
1122	RTTEST_CHECK_RC_OK(hTest, rc);
1123	if (RT_SUCCESS(rc))
1124	{
1125	RTTEST_CHECK(hTest, (strlen(psz) == 191));
1126	for (unsigned i = 0, j = 1; psz[i] != '\0'; ++i, ++j)
1127	if (psz[i] != (char) j)
1128	{
1129	RTTestFailed(hTest, "conversion of g_szAll to Latin1 failed at position %u\n", i);
1130	break;
1131	}
1132	}
1133	RTStrFree(psz);
1134	rc = RTStrToLatin1(g_szAll, &psz);
1135	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1136	char sz[512];
1137	char *psz2 = &sz[0];
1138	size_t cchActual = 0;
1139	rc = RTStrToLatin1Ex(g_szAll, sizeof(sz) - 1, &psz2, sizeof(sz),
1140	&cchActual);
1141	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1142	RTTEST_CHECK_MSG(hTest, cchActual == 0,
1143	(hTest, "cchActual=%lu\n", cchActual));
1144	rc = RTStrToLatin1Ex(g_szAll, 383, &psz2, sizeof(sz),
1145	&cchActual);
1146	RTTEST_CHECK_RC_OK(hTest, rc);
1147	if (RT_SUCCESS(rc))
1148	{
1149	RTTEST_CHECK(hTest, (cchActual == 255));
1150	RTTEST_CHECK(hTest, (cchActual == strlen(sz)));
1151	for (unsigned i = 0, j = 1; psz2[i] != '\0'; ++i, ++j)
1152	if (psz2[i] != (char) j)
1153	{
1154	RTTestFailed(hTest, "second conversion of g_szAll to Latin1 failed at position %u\n", i);
1155	break;
1156	}
1157	}
1158	rc = RTStrToLatin1Ex(g_szAll, 129, &psz2, 128, &cchActual);
1159	RTTEST_CHECK_RC(hTest, rc, VERR_BUFFER_OVERFLOW);
1160	RTTEST_CHECK_MSG(hTest, cchActual == 128,
1161	(hTest, "cchActual=%lu\n", cchActual));
1162	rc = RTStrToLatin1Ex(g_szAll, 383, &psz, 0, &cchActual);
1163	RTTEST_CHECK_RC_OK(hTest, rc);
1164	if (RT_SUCCESS(rc))
1165	{
1166	RTTEST_CHECK(hTest, (cchActual == 255));
1167	RTTEST_CHECK(hTest, (cchActual == strlen(psz)));
1168	for (unsigned i = 0, j = 1; psz[i] != '\0'; ++i, ++j)
1169	if ( ((j < 0x100) && (psz[i] != (char) j))
1170	\|\| ((j > 0xff) && psz[i] != '?'))
1171	{
1172	RTTestFailed(hTest, "third conversion of g_szAll to Latin1 failed at position %u\n", i);
1173	break;
1174	}
1175	}
1176	const char *pszBad = "Hello\xDC\xD8";
1177	rc = RTStrToLatin1Ex(pszBad, RTSTR_MAX, &psz2, sizeof(sz),
1178	&cchActual);
1179	RTTEST_CHECK_RC(hTest, rc, VERR_INVALID_UTF8_ENCODING);
1180	RTStrFree(psz);
1181
1182	/* Test Latin1 -> Utf8 */
1183	const char *pszLat1 = "\x01\x20\x40\x80\x81";
1184	RTTEST_CHECK(hTest, RTLatin1CalcUtf8Len(pszLat1) == 7);
1185	rc = RTLatin1CalcUtf8LenEx(pszLat1, 3, &cchActual);
1186	RTTEST_CHECK_RC_OK(hTest, rc);
1187	if (RT_SUCCESS(rc))
1188	RTTEST_CHECK(hTest, cchActual == 3);
1189	rc = RTLatin1CalcUtf8LenEx(pszLat1, RTSTR_MAX, &cchActual);
1190	RTTEST_CHECK_RC_OK(hTest, rc);
1191	if (RT_SUCCESS(rc))
1192	RTTEST_CHECK(hTest, cchActual == 7);
1193	char *pch = NULL;
1194	char ch[8];
1195	char *pch2 = &ch[0];
1196	cchActual = 0;
1197	rc = RTLatin1ToUtf8(pszLat1, &pch);
1198	RTTEST_CHECK_RC_OK(hTest, rc);
1199	if (RT_SUCCESS(rc))
1200	RTTEST_CHECK(hTest, !strcmp(pch, "\x01\x20\x40\xC2\x80\xC2\x81"));
1201	RTStrFree(pch);
1202	rc = RTLatin1ToUtf8Ex(pszLat1, RTSTR_MAX, &pch, 0, &cchActual);
1203	RTTEST_CHECK_RC_OK(hTest, rc);
1204	if (RT_SUCCESS(rc))
1205	{
1206	RTTEST_CHECK(hTest, (cchActual == 7));
1207	RTTEST_CHECK(hTest, !strcmp(pch, "\x01\x20\x40\xC2\x80\xC2\x81"));
1208	}
1209	RTStrFree(pch);
1210	rc = RTLatin1ToUtf8Ex(pszLat1, RTSTR_MAX, &pch, 0, NULL);
1211	RTTEST_CHECK_RC_OK(hTest, rc);
1212	if (RT_SUCCESS(rc))
1213	RTTEST_CHECK(hTest, !strcmp(pch, "\x01\x20\x40\xC2\x80\xC2\x81"));
1214	RTStrFree(pch);
1215	rc = RTLatin1ToUtf8Ex(pszLat1, RTSTR_MAX, &pch2, RT_ELEMENTS(ch),
1216	&cchActual);
1217	RTTEST_CHECK_RC_OK(hTest, rc);
1218	if (RT_SUCCESS(rc))
1219	{
1220	RTTEST_CHECK(hTest, (cchActual == 7));
1221	RTTEST_CHECK(hTest, !strcmp(pch2, "\x01\x20\x40\xC2\x80\xC2\x81"));
1222	}
1223	rc = RTLatin1ToUtf8Ex(pszLat1, 3, &pch2, RT_ELEMENTS(ch),
1224	&cchActual);
1225	RTTEST_CHECK_RC_OK(hTest, rc);
1226	if (RT_SUCCESS(rc))
1227	{
1228	RTTEST_CHECK(hTest, (cchActual == 3));
1229	RTTEST_CHECK(hTest, !strcmp(pch2, "\x01\x20\x40"));
1230	}
1231	rc = RTLatin1ToUtf8Ex(pszLat1, RTSTR_MAX, &pch2, RT_ELEMENTS(ch) - 1,
1232	&cchActual);
1233	RTTEST_CHECK_RC(hTest, rc, VERR_BUFFER_OVERFLOW);
1234	RTTEST_CHECK(hTest, (cchActual == 7));
1235	RTTestSubDone(hTest);
1236	}
1237
1238
1239	void testUtf16Latin1(RTTEST hTest)
1240	{
1241	RTTestSub(hTest, "Latin-1 <-> Utf-16 conversion functions");
1242
1243	/* Test Utf16 -> Latin1 */
1244	size_t cch_szAll = 0;
1245	size_t cbShort = RTUtf16CalcLatin1Len(g_wszAll);
1246	RTTEST_CHECK(hTest, cbShort == 0);
1247	int rc = RTUtf16CalcLatin1LenEx(g_wszAll, 255, &cch_szAll);
1248	RTTEST_CHECK(hTest, (cch_szAll == 255));
1249	rc = RTUtf16CalcLatin1LenEx(g_wszAll, RTSTR_MAX, &cch_szAll);
1250	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1251	char *psz = NULL;
1252	RTUTF16 wszShort[256] = { 0 };
1253	for (unsigned i = 0; i < 255; ++i)
1254	wszShort[i] = i + 1;
1255	cbShort = RTUtf16CalcLatin1Len(wszShort);
1256	RTTEST_CHECK(hTest, cbShort == 255);
1257	rc = RTUtf16ToLatin1(wszShort, &psz);
1258	RTTEST_CHECK_RC_OK(hTest, rc);
1259	if (RT_SUCCESS(rc))
1260	{
1261	RTTEST_CHECK(hTest, (strlen(psz) == 255));
1262	for (unsigned i = 0, j = 1; psz[i] != '\0'; ++i, ++j)
1263	if (psz[i] != (char) j)
1264	{
1265	RTTestFailed(hTest, "conversion of g_wszAll to Latin1 failed at position %u\n", i);
1266	break;
1267	}
1268	}
1269	RTStrFree(psz);
1270	rc = RTUtf16ToLatin1(g_wszAll, &psz);
1271	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1272	char sz[512];
1273	char *psz2 = &sz[0];
1274	size_t cchActual = 0;
1275	rc = RTUtf16ToLatin1Ex(g_wszAll, sizeof(sz) - 1, &psz2, sizeof(sz),
1276	&cchActual);
1277	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1278	RTTEST_CHECK_MSG(hTest, cchActual == 0,
1279	(hTest, "cchActual=%lu\n", cchActual));
1280	rc = RTUtf16ToLatin1Ex(g_wszAll, 255, &psz2, sizeof(sz),
1281	&cchActual);
1282	RTTEST_CHECK_RC_OK(hTest, rc);
1283	if (RT_SUCCESS(rc))
1284	{
1285	RTTEST_CHECK(hTest, (cchActual == 255));
1286	RTTEST_CHECK(hTest, (cchActual == strlen(sz)));
1287	for (unsigned i = 0, j = 1; psz2[i] != '\0'; ++i, ++j)
1288	if (psz2[i] != (char) j)
1289	{
1290	RTTestFailed(hTest, "second conversion of g_wszAll to Latin1 failed at position %u\n", i);
1291	break;
1292	}
1293	}
1294	rc = RTUtf16ToLatin1Ex(g_wszAll, 128, &psz2, 128, &cchActual);
1295	RTTEST_CHECK_RC(hTest, rc, VERR_BUFFER_OVERFLOW);
1296	RTTEST_CHECK_MSG(hTest, cchActual == 128,
1297	(hTest, "cchActual=%lu\n", cchActual));
1298	rc = RTUtf16ToLatin1Ex(g_wszAll, 255, &psz, 0, &cchActual);
1299	RTTEST_CHECK_RC_OK(hTest, rc);
1300	if (RT_SUCCESS(rc))
1301	{
1302	RTTEST_CHECK(hTest, (cchActual == 255));
1303	RTTEST_CHECK(hTest, (cchActual == strlen(psz)));
1304	for (unsigned i = 0, j = 1; psz[i] != '\0'; ++i, ++j)
1305	if ( ((j < 0x100) && (psz[i] != (char) j))
1306	\|\| ((j > 0xff) && psz[i] != '?'))
1307	{
1308	RTTestFailed(hTest, "third conversion of g_wszAll to Latin1 failed at position %u\n", i);
1309	break;
1310	}
1311	}
1312	const char *pszBad = "H\0e\0l\0l\0o\0\0\xDC\0\xD8\0";
1313	rc = RTUtf16ToLatin1Ex((RTUTF16 *) pszBad, RTSTR_MAX, &psz2, sizeof(sz),
1314	&cchActual);
1315	RTTEST_CHECK_RC(hTest, rc, VERR_INVALID_UTF16_ENCODING);
1316	RTStrFree(psz);
1317
1318	/* Test Latin1 -> Utf16 */
1319	const char *pszLat1 = "\x01\x20\x40\x80\x81";
1320	RTTEST_CHECK(hTest, RTLatin1CalcUtf16Len(pszLat1) == 5);
1321	rc = RTLatin1CalcUtf16LenEx(pszLat1, 3, &cchActual);
1322	RTTEST_CHECK_RC_OK(hTest, rc);
1323	if (RT_SUCCESS(rc))
1324	RTTEST_CHECK(hTest, cchActual == 3);
1325	rc = RTLatin1CalcUtf16LenEx(pszLat1, RTSTR_MAX, &cchActual);
1326	RTTEST_CHECK_RC_OK(hTest, rc);
1327	if (RT_SUCCESS(rc))
1328	RTTEST_CHECK(hTest, cchActual == 5);
1329	RTUTF16 *pwc = NULL;
1330	RTUTF16 wc[6];
1331	RTUTF16 *pwc2 = &wc[0];
1332	size_t cwActual = 0;
1333	rc = RTLatin1ToUtf16(pszLat1, &pwc);
1334	RTTEST_CHECK_RC_OK(hTest, rc);
1335	if (RT_SUCCESS(rc))
1336	RTTEST_CHECK(hTest, (pwc[0] == 1) && (pwc[1] == 0x20)
1337	&& (pwc[2] == 0x40) && (pwc[3] == 0x80)
1338	&& (pwc[4] == 0x81) && (pwc[5] == '\0'));
1339	RTUtf16Free(pwc);
1340	rc = RTLatin1ToUtf16Ex(pszLat1, RTSTR_MAX, &pwc, 0, &cwActual);
1341	RTTEST_CHECK_RC_OK(hTest, rc);
1342	if (RT_SUCCESS(rc))
1343	{
1344	RTTEST_CHECK(hTest, (cwActual == 5));
1345	RTTEST_CHECK(hTest, (pwc[0] == 1) && (pwc[1] == 0x20)
1346	&& (pwc[2] == 0x40) && (pwc[3] == 0x80)
1347	&& (pwc[4] == 0x81) && (pwc[5] == '\0'));
1348	}
1349	RTUtf16Free(pwc);
1350	rc = RTLatin1ToUtf16Ex(pszLat1, RTSTR_MAX, &pwc, 0, NULL);
1351	RTTEST_CHECK_RC_OK(hTest, rc);
1352	if (RT_SUCCESS(rc))
1353	RTTEST_CHECK(hTest, (pwc[0] == 1) && (pwc[1] == 0x20)
1354	&& (pwc[2] == 0x40) && (pwc[3] == 0x80)
1355	&& (pwc[4] == 0x81) && (pwc[5] == '\0'));
1356	RTUtf16Free(pwc);
1357	rc = RTLatin1ToUtf16Ex(pszLat1, RTSTR_MAX, &pwc2, RT_ELEMENTS(wc),
1358	&cwActual);
1359	RTTEST_CHECK_RC_OK(hTest, rc);
1360	if (RT_SUCCESS(rc))
1361	{
1362	RTTEST_CHECK(hTest, (cwActual == 5));
1363	RTTEST_CHECK(hTest, (wc[0] == 1) && (wc[1] == 0x20)
1364	&& (wc[2] == 0x40) && (wc[3] == 0x80)
1365	&& (wc[4] == 0x81) && (wc[5] == '\0'));
1366	}
1367	rc = RTLatin1ToUtf16Ex(pszLat1, 3, &pwc2, RT_ELEMENTS(wc),
1368	&cwActual);
1369	RTTEST_CHECK_RC_OK(hTest, rc);
1370	if (RT_SUCCESS(rc))
1371	{
1372	RTTEST_CHECK(hTest, (cwActual == 3));
1373	RTTEST_CHECK(hTest, (wc[0] == 1) && (wc[1] == 0x20)
1374	&& (wc[2] == 0x40) && (wc[3] == '\0'));
1375	}
1376	rc = RTLatin1ToUtf16Ex(pszLat1, RTSTR_MAX, &pwc2, RT_ELEMENTS(wc) - 1,
1377	&cwActual);
1378	RTTEST_CHECK_RC(hTest, rc, VERR_BUFFER_OVERFLOW);
1379	RTTEST_CHECK(hTest, (cwActual == 5));
1380	RTTestSubDone(hTest);
1381	}
1382
1383
1384	static void testNoTransation(RTTEST hTest)
1385	{
1386	/*
1387	* Try trigger a VERR_NO_TRANSLATION error in convert to
1388	* current CP to latin-1.
1389	*/
1390	const RTUTF16 s_swzTest1[] = { 0x2358, 0x2242, 0x2357, 0x2359, 0x22f9, 0x2c4e, 0x0030, 0x0060,
1391	0x0092, 0x00c1, 0x00f2, 0x1f80, 0x0088, 0x2c38, 0x2c30, 0x0000 };
1392	char *pszTest1;
1393	int rc = RTUtf16ToUtf8(s_swzTest1, &pszTest1);
1394	RTTESTI_CHECK_RC_RETV(rc, VINF_SUCCESS);
1395
1396	RTTestSub(hTest, "VERR_NO_TRANSLATION/RTStrUtf8ToCurrentCP");
1397	char *pszOut;
1398	rc = RTStrUtf8ToCurrentCP(&pszOut, pszTest1);
1399	if (RT_SUCCESS(rc))
1400	{
1401	RTTESTI_CHECK(!strcmp(pszOut, pszTest1));
1402	RTTestIPrintf(RTTESTLVL_ALWAYS, "CurrentCP is UTF-8 or similar (LC_ALL=%s LANG=%s LC_CTYPE=%s)\n",
1403	RTEnvGet("LC_ALL"), RTEnvGet("LANG"), RTEnvGet("LC_CTYPE"));
1404	RTStrFree(pszOut);
1405	}
1406	else
1407	RTTESTI_CHECK_RC(rc, VERR_NO_TRANSLATION);
1408
1409	RTTestSub(hTest, "VERR_NO_TRANSLATION/RTUtf16ToLatin1");
1410	rc = RTUtf16ToLatin1(s_swzTest1, &pszOut);
1411	RTTESTI_CHECK_RC(rc, VERR_NO_TRANSLATION);
1412	if (RT_SUCCESS(rc))
1413	RTStrFree(pszOut);
1414
1415	RTStrFree(pszTest1);
1416	RTTestSubDone(hTest);
1417	}
1418
1419	static void testGetPut(RTTEST hTest)
1420	{
1421	/*
1422	* Test RTStrPutCp, RTStrGetCp and RTStrGetCpEx.
1423	*/
1424	RTTestSub(hTest, "RTStrPutCp, RTStrGetCp and RTStrGetCpEx");
1425
1426	RTUNICP uc = 0;
1427	while (uc <= 0x10fffd)
1428	{
1429	/* Figure the range - skip illegal ranges. */
1430	RTUNICP ucFirst = uc;
1431	if (ucFirst - UINT32_C(0xd800) <= 0x7ff)
1432	ucFirst = 0xe000;
1433	else if (ucFirst == UINT32_C(0xfffe) \|\| ucFirst == UINT32_C(0xffff))
1434	ucFirst = 0x10000;
1435
1436	RTUNICP ucLast = ucFirst + 1023;
1437	if (ucLast - UINT32_C(0xd800) <= 0x7ff)
1438	ucLast = 0xd7ff;
1439	else if (ucLast == UINT32_C(0xfffe) \|\| ucLast == UINT32_C(0xffff))
1440	ucLast = 0xfffd;
1441
1442	/* Encode the range into a string, decode each code point as we go along. */
1443	char sz1[8192];
1444	char *pszDst = sz1;
1445	for (uc = ucFirst; uc <= ucLast; uc++)
1446	{
1447	char *pszBefore = pszDst;
1448	pszDst = RTStrPutCp(pszDst, uc);
1449	RTTESTI_CHECK(pszBefore - pszDst < 6);
1450
1451	RTUNICP uc2 = RTStrGetCp(pszBefore);
1452	RTTESTI_CHECK_MSG(uc2 == uc, ("uc2=%#x uc=%#x\n", uc2, uc));
1453
1454	const char *pszSrc = pszBefore;
1455	RTUNICP uc3 = 42;
1456	RTTESTI_CHECK_RC(RTStrGetCpEx(&pszSrc, &uc3), VINF_SUCCESS);
1457	RTTESTI_CHECK_MSG(uc3 == uc, ("uc3=%#x uc=%#x\n", uc3, uc));
1458	RTTESTI_CHECK_MSG(pszSrc == pszDst, ("pszSrc=%p pszDst=%p\n", pszSrc, pszDst));
1459	}
1460
1461	/* Decode and re-encode it. */
1462	const char *pszSrc = pszDst = sz1;
1463	for (uc = ucFirst; uc <= ucLast; uc++)
1464	{
1465	RTUNICP uc2 = RTStrGetCp(pszSrc);
1466	RTTESTI_CHECK_MSG(uc2 == uc, ("uc2=%#x uc=%#x\n", uc2, uc));
1467
1468	RTUNICP uc3 = 42;
1469	RTTESTI_CHECK_RC(RTStrGetCpEx(&pszSrc, &uc3), VINF_SUCCESS);
1470	RTTESTI_CHECK_MSG(uc3 == uc, ("uc3=%#x uc=%#x\n", uc3, uc));
1471
1472	pszDst = RTStrPutCp(pszDst, uc);
1473	RTTESTI_CHECK_MSG(pszSrc == pszDst, ("pszSrc=%p pszDst=%p\n", pszSrc, pszDst));
1474	pszSrc = pszDst;
1475	}
1476
1477	/* Decode and wipe it (checking compiler optimizations). */
1478	pszSrc = pszDst = sz1;
1479	for (uc = ucFirst; uc <= ucLast; uc++)
1480	{
1481	RTUNICP uc2 = RTStrGetCp(pszSrc);
1482	RTTESTI_CHECK_MSG(uc2 == uc, ("uc2=%#x uc=%#x\n", uc2, uc));
1483
1484	RTUNICP uc3 = 42;
1485	RTTESTI_CHECK_RC(RTStrGetCpEx(&pszSrc, &uc3), VINF_SUCCESS);
1486	RTTESTI_CHECK_MSG(uc3 == uc, ("uc3=%#x uc=%#x\n", uc3, uc));
1487
1488	pszDst = RTStrPutCp(pszDst, 0);
1489	}
1490
1491	/* advance */
1492	uc = ucLast + 1;
1493	}
1494
1495	}
1496
1497
1498	int main()
1499	{
1500	/*
1501	* Init the runtime, test and say hello.
1502	*/
1503	RTTEST hTest;
1504	RTEXITCODE rcExit = RTTestInitAndCreate("tstUtf8", &hTest);
1505	if (rcExit != RTEXITCODE_SUCCESS)
1506	return rcExit;
1507	RTTestBanner(hTest);
1508
1509	/*
1510	* Run the tests.
1511	*/
1512	InitStrings();
1513	test1(hTest);
1514	test2(hTest);
1515	test3(hTest);
1516	TstRTStrXCmp(hTest);
1517	TstRTStrPurgeEncoding(hTest);
1518	/* TstRTPurgeComplementSet test conditions which assert. /
1519	bool fAreQuiet = RTAssertAreQuiet(), fMayPanic = RTAssertMayPanic();
1520	RTAssertSetQuiet(true);
1521	RTAssertSetMayPanic(false);
1522	TstRTStrPurgeComplementSet(hTest);
1523	TstRTUtf16PurgeComplementSet(hTest);
1524	RTAssertSetQuiet(fAreQuiet);
1525	RTAssertSetMayPanic(fMayPanic);
1526	testStrEnd(hTest);
1527	testStrStr(hTest);
1528	testUtf8Latin1(hTest);
1529	testUtf16Latin1(hTest);
1530	testNoTransation(hTest);
1531	testGetPut(hTest);
1532
1533	Benchmarks(hTest);
1534
1535	/*
1536	* Summary
1537	*/
1538	return RTTestSummaryAndDestroy(hTest);
1539	}
1540

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source: vbox/trunk/src/VBox/Runtime/testcase/tstUtf8.cpp@ 45257

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