tstUtf8.cpp@ 66039

Last change on this file since 66039 was 62931, checked in by vboxsync, 8 years ago
tstUtf8: Some adjustments.
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1	/* $Id: tstUtf8.cpp 62931 2016-08-03 16:21:43Z vboxsync $ */
2	/** @file
3	* IPRT Testcase - UTF-8 and UTF-16 string conversions.
4	*/
5
6	/*
7	* Copyright (C) 2006-2016 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*
17	* The contents of this file may alternatively be used under the terms
18	* of the Common Development and Distribution License Version 1.0
19	* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20	* VirtualBox OSE distribution, in which case the provisions of the
21	* CDDL are applicable instead of those of the GPL.
22	*
23	* You may elect to license modified versions of this file under the
24	* terms and conditions of either the GPL or the CDDL or both.
25	*/
26
27
28	/*********************************************************************************************************************************
29	* Header Files *
30	*********************************************************************************************************************************/
31	#include <iprt/string.h>
32
33	#include <iprt/alloc.h>
34	#include <iprt/assert.h>
35	#include <iprt/env.h>
36	#include <iprt/err.h>
37	#include <iprt/rand.h>
38	#include <iprt/stream.h>
39	#include <iprt/test.h>
40	#include <iprt/time.h>
41	#include <iprt/uni.h>
42	#include <iprt/uuid.h>
43
44
45
46	/**
47	* Generate a random codepoint for simple UTF-16 encoding.
48	*/
49	static RTUTF16 GetRandUtf16(void)
50	{
51	RTUTF16 wc;
52	do
53	{
54	wc = (RTUTF16)RTRandU32Ex(1, 0xfffd);
55	} while (wc >= 0xd800 && wc <= 0xdfff);
56	return wc;
57	}
58
59
60	/**
61	*
62	*/
63	static void test1(RTTEST hTest)
64	{
65	static const char s_szBadString1[] = "Bad \xe0\x13\x0";
66	static const char s_szBadString2[] = "Bad \xef\xbf\xc3";
67	int rc;
68	char *pszUtf8;
69	char *pszCurrent;
70	PRTUTF16 pwsz;
71	PRTUTF16 pwszRand;
72
73	/*
74	* Invalid UTF-8 to UCS-2 test.
75	*/
76	RTTestSub(hTest, "Feeding bad UTF-8 to RTStrToUtf16");
77	rc = RTStrToUtf16(s_szBadString1, &pwsz);
78	RTTEST_CHECK_MSG(hTest, rc == VERR_NO_TRANSLATION \|\| rc == VERR_INVALID_UTF8_ENCODING,
79	(hTest, "Conversion of first bad UTF-8 string to UTF-16 apparently succeeded. It shouldn't. rc=%Rrc\n", rc));
80	rc = RTStrToUtf16(s_szBadString2, &pwsz);
81	RTTEST_CHECK_MSG(hTest, rc == VERR_NO_TRANSLATION \|\| rc == VERR_INVALID_UTF8_ENCODING,
82	(hTest, "Conversion of second bad UTF-8 strings to UTF-16 apparently succeeded. It shouldn't. rc=%Rrc\n", rc));
83
84	/*
85	* Test current CP conversion.
86	*/
87	RTTestSub(hTest, "Rand UTF-16 -> UTF-8 -> CP -> UTF-8");
88	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
89	for (int i = 0; i < 30; i++)
90	pwszRand[i] = GetRandUtf16();
91	pwszRand[30] = 0;
92
93	rc = RTUtf16ToUtf8(pwszRand, &pszUtf8);
94	if (rc == VINF_SUCCESS)
95	{
96	rc = RTStrUtf8ToCurrentCP(&pszCurrent, pszUtf8);
97	if (rc == VINF_SUCCESS)
98	{
99	rc = RTStrCurrentCPToUtf8(&pszUtf8, pszCurrent);
100	if (rc == VINF_SUCCESS)
101	RTTestPassed(hTest, "Random UTF-16 -> UTF-8 -> Current -> UTF-8 successful.\n");
102	else
103	RTTestFailed(hTest, "%d: The third part of random UTF-16 -> UTF-8 -> Current -> UTF-8 failed with return value %Rrc.",
104	__LINE__, rc);
105	}
106	else if (rc == VERR_NO_TRANSLATION)
107	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");
108	else if (rc == VWRN_NO_TRANSLATION)
109	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");
110	else
111	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> Current -> UTF-8 failed with return value %Rrc.",
112	__LINE__, rc);
113	}
114	else
115	RTTestFailed(hTest, "%d: The first part of random UTF-16 -> UTF-8 -> Current -> UTF-8 failed with return value %Rrc.",
116	__LINE__, rc);
117
118	/*
119	* Generate a new random string.
120	*/
121	RTTestSub(hTest, "Random UTF-16 -> UTF-8 -> UTF-16");
122	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
123	for (int i = 0; i < 30; i++)
124	pwszRand[i] = GetRandUtf16();
125	pwszRand[30] = 0;
126	rc = RTUtf16ToUtf8(pwszRand, &pszUtf8);
127	if (rc == VINF_SUCCESS)
128	{
129	rc = RTStrToUtf16(pszUtf8, &pwsz);
130	if (rc == VINF_SUCCESS)
131	{
132	int i;
133	for (i = 0; pwszRand[i] == pwsz[i] && pwsz[i] != 0; i++)
134	/* nothing */;
135	if (pwszRand[i] == pwsz[i] && pwsz[i] == 0)
136	RTTestPassed(hTest, "Random UTF-16 -> UTF-8 -> UTF-16 successful.\n");
137	else
138	{
139	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> UTF-16 failed.", __LINE__);
140	RTTestPrintf(hTest, RTTESTLVL_FAILURE, "First differing character is at position %d and has the value %x.\n", i, pwsz[i]);
141	}
142	}
143	else
144	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> UTF-16 failed with return value %Rrc.",
145	__LINE__, rc);
146	}
147	else
148	RTTestFailed(hTest, "%d: The first part of random UTF-16 -> UTF-8 -> UTF-16 failed with return value %Rrc.",
149	__LINE__, rc);
150
151	/*
152	* Generate yet another random string and convert it to a buffer.
153	*/
154	RTTestSub(hTest, "Random RTUtf16ToUtf8Ex + RTStrToUtf16");
155	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
156	for (int i = 0; i < 30; i++)
157	pwszRand[i] = GetRandUtf16();
158	pwszRand[30] = 0;
159
160	char szUtf8Array[120];
161	char *pszUtf8Array = szUtf8Array;
162	rc = RTUtf16ToUtf8Ex(pwszRand, RTSTR_MAX, &pszUtf8Array, 120, NULL);
163	if (rc == 0)
164	{
165	rc = RTStrToUtf16(pszUtf8Array, &pwsz);
166	if (rc == 0)
167	{
168	int i;
169	for (i = 0; pwszRand[i] == pwsz[i] && pwsz[i] != 0; i++)
170	;
171	if (pwsz[i] == 0 && i >= 8)
172	RTTestPassed(hTest, "Random UTF-16 -> fixed length UTF-8 -> UTF-16 successful.\n");
173	else
174	{
175	RTTestFailed(hTest, "%d: Incorrect conversion of UTF-16 -> fixed length UTF-8 -> UTF-16.\n", __LINE__);
176	RTTestPrintf(hTest, RTTESTLVL_FAILURE, "First differing character is at position %d and has the value %x.\n", i, pwsz[i]);
177	}
178	}
179	else
180	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> fixed length UTF-8 -> UTF-16 failed with return value %Rrc.\n", __LINE__, rc);
181	}
182	else
183	RTTestFailed(hTest, "%d: The first part of random UTF-16 -> fixed length UTF-8 -> UTF-16 failed with return value %Rrc.\n", __LINE__, rc);
184
185	/*
186	* And again.
187	*/
188	RTTestSub(hTest, "Random RTUtf16ToUtf8 + RTStrToUtf16Ex");
189	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
190	for (int i = 0; i < 30; i++)
191	pwszRand[i] = GetRandUtf16();
192	pwszRand[30] = 0;
193
194	RTUTF16 wszBuf[70];
195	PRTUTF16 pwsz2Buf = wszBuf;
196	rc = RTUtf16ToUtf8(pwszRand, &pszUtf8);
197	if (rc == 0)
198	{
199	rc = RTStrToUtf16Ex(pszUtf8, RTSTR_MAX, &pwsz2Buf, 70, NULL);
200	if (rc == 0)
201	{
202	int i;
203	for (i = 0; pwszRand[i] == pwsz2Buf[i] && pwsz2Buf[i] != 0; i++)
204	;
205	if (pwszRand[i] == 0 && pwsz2Buf[i] == 0)
206	RTTestPassed(hTest, "Random UTF-16 -> UTF-8 -> fixed length UTF-16 successful.\n");
207	else
208	{
209	RTTestFailed(hTest, "%d: Incorrect conversion of random UTF-16 -> UTF-8 -> fixed length UTF-16.\n", __LINE__);
210	RTTestPrintf(hTest, RTTESTLVL_FAILURE, "First differing character is at position %d and has the value %x.\n", i, pwsz2Buf[i]);
211	}
212	}
213	else
214	RTTestFailed(hTest, "%d: The second part of random UTF-16 -> UTF-8 -> fixed length UTF-16 failed with return value %Rrc.\n", __LINE__, rc);
215	}
216	else
217	RTTestFailed(hTest, "%d: The first part of random UTF-16 -> UTF-8 -> fixed length UTF-16 failed with return value %Rrc.\n",
218	__LINE__, rc);
219	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
220	for (int i = 0; i < 30; i++)
221	pwszRand[i] = GetRandUtf16();
222	pwszRand[30] = 0;
223
224	rc = RTUtf16ToUtf8Ex(pwszRand, RTSTR_MAX, &pszUtf8Array, 20, NULL);
225	if (rc == VERR_BUFFER_OVERFLOW)
226	RTTestPassed(hTest, "Random UTF-16 -> fixed length UTF-8 with too short buffer successfully rejected.\n");
227	else
228	RTTestFailed(hTest, "%d: Random UTF-16 -> fixed length UTF-8 with too small buffer returned value %d instead of VERR_BUFFER_OVERFLOW.\n",
229	__LINE__, rc);
230
231	/*
232	* last time...
233	*/
234	RTTestSub(hTest, "Random RTUtf16ToUtf8 + RTStrToUtf16Ex");
235	pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz));
236	for (int i = 0; i < 30; i++)
237	pwszRand[i] = GetRandUtf16();
238	pwszRand[30] = 0;
239
240	rc = RTUtf16ToUtf8(pwszRand, &pszUtf8);
241	if (rc == VINF_SUCCESS)
242	{
243	rc = RTStrToUtf16Ex(pszUtf8, RTSTR_MAX, &pwsz2Buf, 20, NULL);
244	if (rc == VERR_BUFFER_OVERFLOW)
245	RTTestPassed(hTest, "Random UTF-16 -> UTF-8 -> fixed length UTF-16 with too short buffer successfully rejected.\n");
246	else
247	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",
248	__LINE__, rc);
249	}
250	else
251	RTTestFailed(hTest, "%d:The first part of random UTF-16 -> UTF-8 -> fixed length UTF-16 failed with return value %Rrc.\n",
252	__LINE__, rc);
253
254
255	RTTestSubDone(hTest);
256	}
257
258
259	static RTUNICP g_uszAll[0x110000 - 1 - 0x800 - 2 + 1];
260	static RTUTF16 g_wszAll[0xfffe - (0xe000 - 0xd800) + (0x110000 - 0x10000) * 2];
261	static char g_szAll[0x7f + (0x800 - 0x80) * 2 + (0xfffe - 0x800 - (0xe000 - 0xd800))* 3 + (0x110000 - 0x10000) * 4 + 1];
262
263	static void whereami(int cBits, size_t off)
264	{
265	if (cBits == 8)
266	{
267	if (off < 0x7f)
268	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", off + 1);
269	else if (off < 0xf7f)
270	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", (off - 0x7f) / 2 + 0x80);
271	else if (off < 0x27f7f)
272	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", (off - 0xf7f) / 3 + 0x800);
273	else if (off < 0x2df79)
274	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", (off - 0x27f7f) / 3 + 0xe000);
275	else if (off < 0x42df79)
276	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 U+%#x\n", (off - 0x2df79) / 4 + 0x10000);
277	else
278	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-8 ???\n");
279	}
280	else if (cBits == 16)
281	{
282	if (off < 0xd7ff*2)
283	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-16 U+%#x\n", off / 2 + 1);
284	else if (off < 0xf7fd*2)
285	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-16 U+%#x\n", (off - 0xd7ff*2) / 2 + 0xe000);
286	else if (off < 0x20f7fd)
287	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-16 U+%#x\n", (off - 0xf7fd*2) / 4 + 0x10000);
288	else
289	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "UTF-16 ???\n");
290	}
291	else
292	{
293	if (off < (0xd800 - 1) * sizeof(RTUNICP))
294	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "RTUNICP U+%#x\n", off / sizeof(RTUNICP) + 1);
295	else if (off < (0xfffe - 0x800 - 1) * sizeof(RTUNICP))
296	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "RTUNICP U+%#x\n", off / sizeof(RTUNICP) + 0x800 + 1);
297	else
298	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "RTUNICP U+%#x\n", off / sizeof(RTUNICP) + 0x800 + 1 + 2);
299	}
300	}
301
302	int mymemcmp(const void pv1, const void pv2, size_t cb, int cBits)
303	{
304	const uint8_t pb1 = (const uint8_t )pv1;
305	const uint8_t pb2 = (const uint8_t )pv2;
306	for (size_t off = 0; off < cb; off++)
307	{
308	if (pb1[off] != pb2[off])
309	{
310	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "mismatch at %#x: ", off);
311	whereami(cBits, off);
312	if (off > 0)
313	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off-1, pb1[off-1], pb2[off-1]);
314	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, "*%#x: %02x != %02x!\n", off, pb1[off], pb2[off]);
315	for (size_t i = 1; i < 10; i++)
316	if (off + i < cb)
317	RTTestPrintf(NIL_RTTEST, RTTESTLVL_FAILURE, " %#x: %02x != %02x!\n", off+i, pb1[off+i], pb2[off+i]);
318	return 1;
319	}
320	}
321	return 0;
322	}
323
324
325	void InitStrings()
326	{
327	/*
328	* Generate unicode string containing all the legal UTF-16 codepoints, both UTF-16 and UTF-8 version.
329	*/
330	/* the simple code point array first */
331	unsigned i = 0;
332	RTUNICP uc = 1;
333	while (uc < 0xd800)
334	g_uszAll[i++] = uc++;
335	uc = 0xe000;
336	while (uc < 0xfffe)
337	g_uszAll[i++] = uc++;
338	uc = 0x10000;
339	while (uc < 0x110000)
340	g_uszAll[i++] = uc++;
341	g_uszAll[i++] = 0;
342	Assert(RT_ELEMENTS(g_uszAll) == i);
343
344	/* the utf-16 one */
345	i = 0;
346	uc = 1;
347	//RTPrintf("tstUtf8: %#x=%#x", i, uc);
348	while (uc < 0xd800)
349	g_wszAll[i++] = uc++;
350	uc = 0xe000;
351	//RTPrintf(" %#x=%#x", i, uc);
352	while (uc < 0xfffe)
353	g_wszAll[i++] = uc++;
354	uc = 0x10000;
355	//RTPrintf(" %#x=%#x", i, uc);
356	while (uc < 0x110000)
357	{
358	g_wszAll[i++] = 0xd800 \| ((uc - 0x10000) >> 10);
359	g_wszAll[i++] = 0xdc00 \| ((uc - 0x10000) & 0x3ff);
360	uc++;
361	}
362	//RTPrintf(" %#x=%#x\n", i, uc);
363	g_wszAll[i++] = '\0';
364	Assert(RT_ELEMENTS(g_wszAll) == i);
365
366	/*
367	* The utf-8 one
368	*/
369	i = 0;
370	uc = 1;
371	//RTPrintf("tstUtf8: %#x=%#x", i, uc);
372	while (uc < 0x80)
373	g_szAll[i++] = uc++;
374	//RTPrintf(" %#x=%#x", i, uc);
375	while (uc < 0x800)
376	{
377	g_szAll[i++] = 0xc0 \| (uc >> 6);
378	g_szAll[i++] = 0x80 \| (uc & 0x3f);
379	Assert(!((uc >> 6) & ~0x1f));
380	uc++;
381	}
382	//RTPrintf(" %#x=%#x", i, uc);
383	while (uc < 0xd800)
384	{
385	g_szAll[i++] = 0xe0 \| (uc >> 12);
386	g_szAll[i++] = 0x80 \| ((uc >> 6) & 0x3f);
387	g_szAll[i++] = 0x80 \| (uc & 0x3f);
388	Assert(!((uc >> 12) & ~0xf));
389	uc++;
390	}
391	uc = 0xe000;
392	//RTPrintf(" %#x=%#x", i, uc);
393	while (uc < 0xfffe)
394	{
395	g_szAll[i++] = 0xe0 \| (uc >> 12);
396	g_szAll[i++] = 0x80 \| ((uc >> 6) & 0x3f);
397	g_szAll[i++] = 0x80 \| (uc & 0x3f);
398	Assert(!((uc >> 12) & ~0xf));
399	uc++;
400	}
401	uc = 0x10000;
402	//RTPrintf(" %#x=%#x", i, uc);
403	while (uc < 0x110000)
404	{
405	g_szAll[i++] = 0xf0 \| (uc >> 18);
406	g_szAll[i++] = 0x80 \| ((uc >> 12) & 0x3f);
407	g_szAll[i++] = 0x80 \| ((uc >> 6) & 0x3f);
408	g_szAll[i++] = 0x80 \| (uc & 0x3f);
409	Assert(!((uc >> 18) & ~0x7));
410	uc++;
411	}
412	//RTPrintf(" %#x=%#x\n", i, uc);
413	g_szAll[i++] = '\0';
414	Assert(RT_ELEMENTS(g_szAll) == i);
415	}
416
417
418	void test2(RTTEST hTest)
419	{
420	/*
421	* Convert to UTF-8 and back.
422	*/
423	RTTestSub(hTest, "UTF-16 -> UTF-8 -> UTF-16");
424	char *pszUtf8;
425	int rc = RTUtf16ToUtf8(&g_wszAll[0], &pszUtf8);
426	if (rc == VINF_SUCCESS)
427	{
428	pszUtf8[0] = 1;
429	if (mymemcmp(pszUtf8, g_szAll, sizeof(g_szAll), 8))
430	RTTestFailed(hTest, "UTF-16 -> UTF-8 mismatch!");
431
432	PRTUTF16 pwszUtf16;
433	rc = RTStrToUtf16(pszUtf8, &pwszUtf16);
434	if (rc == VINF_SUCCESS)
435	{
436	if (mymemcmp(pwszUtf16, g_wszAll, sizeof(g_wszAll), 16))
437	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed compare!");
438	RTUtf16Free(pwszUtf16);
439	}
440	else
441	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed, rc=%Rrc.", rc);
442	RTStrFree(pszUtf8);
443	}
444	else
445	RTTestFailed(hTest, "UTF-16 -> UTF-8 failed, rc=%Rrc.", rc);
446
447
448	/*
449	* Convert to UTF-16 and back. (just in case the above test fails)
450	*/
451	RTTestSub(hTest, "UTF-8 -> UTF-16 -> UTF-8");
452	PRTUTF16 pwszUtf16;
453	rc = RTStrToUtf16(&g_szAll[0], &pwszUtf16);
454	if (rc == VINF_SUCCESS)
455	{
456	if (mymemcmp(pwszUtf16, g_wszAll, sizeof(g_wszAll), 16))
457	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed compare!");
458
459	rc = RTUtf16ToUtf8(pwszUtf16, &pszUtf8);
460	if (rc == VINF_SUCCESS)
461	{
462	if (mymemcmp(pszUtf8, g_szAll, sizeof(g_szAll), 8))
463	RTTestFailed(hTest, "UTF-16 -> UTF-8 failed compare!");
464	RTStrFree(pszUtf8);
465	}
466	else
467	RTTestFailed(hTest, "UTF-16 -> UTF-8 failed, rc=%Rrc.", rc);
468	RTUtf16Free(pwszUtf16);
469	}
470	else
471	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed, rc=%Rrc.", rc);
472
473	/*
474	* Convert UTF-8 to CPs.
475	*/
476	RTTestSub(hTest, "UTF-8 -> UNI -> UTF-8");
477	PRTUNICP paCps;
478	rc = RTStrToUni(g_szAll, &paCps);
479	if (rc == VINF_SUCCESS)
480	{
481	if (mymemcmp(paCps, g_uszAll, sizeof(g_uszAll), 32))
482	RTTestFailed(hTest, "UTF-8 -> UTF-16 failed, rc=%Rrc.", rc);
483
484	size_t cCps;
485	rc = RTStrToUniEx(g_szAll, RTSTR_MAX, &paCps, RT_ELEMENTS(g_uszAll), &cCps);
486	if (rc == VINF_SUCCESS)
487	{
488	if (cCps != RT_ELEMENTS(g_uszAll) - 1)
489	RTTestFailed(hTest, "wrong Code Point count %zu, expected %zu\n", cCps, RT_ELEMENTS(g_uszAll) - 1);
490	}
491	else
492	RTTestFailed(hTest, "UTF-8 -> Code Points failed, rc=%Rrc.\n", rc);
493
494	/** @todo RTCpsToUtf8 or something. */
495	}
496	else
497	RTTestFailed(hTest, "UTF-8 -> Code Points failed, rc=%Rrc.\n", rc);
498
499	/*
500	* Check the various string lengths.
501	*/
502	RTTestSub(hTest, "Lengths");
503	size_t cuc1 = RTStrCalcUtf16Len(g_szAll);
504	size_t cuc2 = RTUtf16Len(g_wszAll);
505	if (cuc1 != cuc2)
506	RTTestFailed(hTest, "cuc1=%zu != cuc2=%zu\n", cuc1, cuc2);
507	//size_t cuc3 = RTUniLen(g_uszAll);
508
509
510	/*
511	* Enumerate the strings.
512	*/
513	RTTestSub(hTest, "Code Point Getters and Putters");
514	char pszPut1Base = (char )RTMemAlloc(sizeof(g_szAll));
515	AssertRelease(pszPut1Base);
516	char *pszPut1 = pszPut1Base;
517	PRTUTF16 pwszPut2Base = (PRTUTF16)RTMemAlloc(sizeof(g_wszAll));
518	AssertRelease(pwszPut2Base);
519	PRTUTF16 pwszPut2 = pwszPut2Base;
520	const char *psz1 = g_szAll;
521	const char *psz2 = g_szAll;
522	PCRTUTF16 pwsz3 = g_wszAll;
523	PCRTUTF16 pwsz4 = g_wszAll;
524	for (;;)
525	{
526	/*
527	* getters
528	*/
529	RTUNICP uc1;
530	rc = RTStrGetCpEx(&psz1, &uc1);
531	if (RT_FAILURE(rc))
532	{
533	RTTestFailed(hTest, "RTStrGetCpEx failed with rc=%Rrc at %.10Rhxs", rc, psz2);
534	whereami(8, psz2 - &g_szAll[0]);
535	break;
536	}
537	char *pszPrev1 = RTStrPrevCp(g_szAll, psz1);
538	if (pszPrev1 != psz2)
539	{
540	RTTestFailed(hTest, "RTStrPrevCp returned %p expected %p!", pszPrev1, psz2);
541	whereami(8, psz2 - &g_szAll[0]);
542	break;
543	}
544	RTUNICP uc2 = RTStrGetCp(psz2);
545	if (uc2 != uc1)
546	{
547	RTTestFailed(hTest, "RTStrGetCpEx and RTStrGetCp returned different CPs: %RTunicp != %RTunicp", uc2, uc1);
548	whereami(8, psz2 - &g_szAll[0]);
549	break;
550	}
551	psz2 = RTStrNextCp(psz2);
552	if (psz2 != psz1)
553	{
554	RTTestFailed(hTest, "RTStrGetCpEx and RTStrGetNext returned different next pointer!");
555	whereami(8, psz2 - &g_szAll[0]);
556	break;
557	}
558
559	RTUNICP uc3;
560	rc = RTUtf16GetCpEx(&pwsz3, &uc3);
561	if (RT_FAILURE(rc))
562	{
563	RTTestFailed(hTest, "RTUtf16GetCpEx failed with rc=%Rrc at %.10Rhxs", rc, pwsz4);
564	whereami(16, pwsz4 - &g_wszAll[0]);
565	break;
566	}
567	if (uc3 != uc2)
568	{
569	RTTestFailed(hTest, "RTUtf16GetCpEx and RTStrGetCp returned different CPs: %RTunicp != %RTunicp", uc3, uc2);
570	whereami(16, pwsz4 - &g_wszAll[0]);
571	break;
572	}
573	RTUNICP uc4 = RTUtf16GetCp(pwsz4);
574	if (uc3 != uc4)
575	{
576	RTTestFailed(hTest, "RTUtf16GetCpEx and RTUtf16GetCp returned different CPs: %RTunicp != %RTunicp", uc3, uc4);
577	whereami(16, pwsz4 - &g_wszAll[0]);
578	break;
579	}
580	pwsz4 = RTUtf16NextCp(pwsz4);
581	if (pwsz4 != pwsz3)
582	{
583	RTTestFailed(hTest, "RTUtf16GetCpEx and RTUtf16GetNext returned different next pointer!");
584	whereami(8, pwsz4 - &g_wszAll[0]);
585	break;
586	}
587
588
589	/*
590	* putters
591	*/
592	pszPut1 = RTStrPutCp(pszPut1, uc1);
593	if (pszPut1 - pszPut1Base != psz1 - &g_szAll[0])
594	{
595	RTTestFailed(hTest, "RTStrPutCp is not at the same offset! %p != %p",
596	pszPut1 - pszPut1Base, psz1 - &g_szAll[0]);
597	whereami(8, psz2 - &g_szAll[0]);
598	break;
599	}
600
601	pwszPut2 = RTUtf16PutCp(pwszPut2, uc3);
602	if (pwszPut2 - pwszPut2Base != pwsz3 - &g_wszAll[0])
603	{
604	RTTestFailed(hTest, "RTStrPutCp is not at the same offset! %p != %p",
605	pwszPut2 - pwszPut2Base, pwsz3 - &g_wszAll[0]);
606	whereami(8, pwsz4 - &g_wszAll[0]);
607	break;
608	}
609
610
611	/* the end? */
612	if (!uc1)
613	break;
614	}
615
616	/* check output if we seems to have made it thru it all. */
617	if (psz2 == &g_szAll[sizeof(g_szAll)])
618	{
619	if (mymemcmp(pszPut1Base, g_szAll, sizeof(g_szAll), 8))
620	RTTestFailed(hTest, "RTStrPutCp encoded the string incorrectly.");
621	if (mymemcmp(pwszPut2Base, g_wszAll, sizeof(g_wszAll), 16))
622	RTTestFailed(hTest, "RTUtf16PutCp encoded the string incorrectly.");
623	}
624
625	RTMemFree(pszPut1Base);
626	RTMemFree(pwszPut2Base);
627
628	RTTestSubDone(hTest);
629	}
630
631
632	/**
633	* Check case insensitivity.
634	*/
635	void test3(RTTEST hTest)
636	{
637	RTTestSub(hTest, "Case Sensitivity");
638
639	if ( RTUniCpToLower('a') != 'a'
640	\|\| RTUniCpToLower('A') != 'a'
641	\|\| RTUniCpToLower('b') != 'b'
642	\|\| RTUniCpToLower('B') != 'b'
643	\|\| RTUniCpToLower('Z') != 'z'
644	\|\| RTUniCpToLower('z') != 'z'
645	\|\| RTUniCpToUpper('c') != 'C'
646	\|\| RTUniCpToUpper('C') != 'C'
647	\|\| RTUniCpToUpper('z') != 'Z'
648	\|\| RTUniCpToUpper('Z') != 'Z')
649	RTTestFailed(hTest, "RTUniToUpper/Lower failed basic tests.\n");
650
651	if (RTUtf16ICmp(g_wszAll, g_wszAll))
652	RTTestFailed(hTest, "RTUtf16ICmp failed the basic test.\n");
653
654	if (RTUtf16Cmp(g_wszAll, g_wszAll))
655	RTTestFailed(hTest, "RTUtf16Cmp failed the basic test.\n");
656
657	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 };
658	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 };
659	if ( RTUtf16ICmp(s_wszTst1b, s_wszTst1b)
660	\|\| RTUtf16ICmp(s_wszTst1a, s_wszTst1a)
661	\|\| RTUtf16ICmp(s_wszTst1a, s_wszTst1b)
662	\|\| RTUtf16ICmp(s_wszTst1b, s_wszTst1a)
663	)
664	RTTestFailed(hTest, "RTUtf16ICmp failed the alphabet test.\n");
665
666	if ( RTUtf16Cmp(s_wszTst1b, s_wszTst1b)
667	\|\| RTUtf16Cmp(s_wszTst1a, s_wszTst1a)
668	\|\| !RTUtf16Cmp(s_wszTst1a, s_wszTst1b)
669	\|\| !RTUtf16Cmp(s_wszTst1b, s_wszTst1a)
670	)
671	RTTestFailed(hTest, "RTUtf16Cmp failed the alphabet test.\n");
672
673	RTTestSubDone(hTest);
674	}
675
676
677	/**
678	* Test the RTStr*Cmp functions.
679	*/
680	void TstRTStrXCmp(RTTEST hTest)
681	{
682	#define CHECK_DIFF(expr, op) \
683	do \
684	{ \
685	int iDiff = expr; \
686	if (!(iDiff op 0)) \
687	RTTestFailed(hTest, "%d: %d " #op " 0: %s\n", __LINE__, iDiff, #expr); \
688	} while (0)
689
690	/** @todo test the non-ascii bits. */
691
692	RTTestSub(hTest, "RTStrCmp");
693	CHECK_DIFF(RTStrCmp(NULL, NULL), == );
694	CHECK_DIFF(RTStrCmp(NULL, ""), < );
695	CHECK_DIFF(RTStrCmp("", NULL), > );
696	CHECK_DIFF(RTStrCmp("", ""), == );
697	CHECK_DIFF(RTStrCmp("abcdef", "abcdef"), == );
698	CHECK_DIFF(RTStrCmp("abcdef", "abcde"), > );
699	CHECK_DIFF(RTStrCmp("abcde", "abcdef"), < );
700	CHECK_DIFF(RTStrCmp("abcdeg", "abcdef"), > );
701	CHECK_DIFF(RTStrCmp("abcdef", "abcdeg"), < );
702	CHECK_DIFF(RTStrCmp("abcdeF", "abcdef"), < );
703	CHECK_DIFF(RTStrCmp("abcdef", "abcdeF"), > );
704
705
706	RTTestSub(hTest, "RTStrNCmp");
707	CHECK_DIFF(RTStrNCmp(NULL, NULL, RTSTR_MAX), == );
708	CHECK_DIFF(RTStrNCmp(NULL, "", RTSTR_MAX), < );
709	CHECK_DIFF(RTStrNCmp("", NULL, RTSTR_MAX), > );
710	CHECK_DIFF(RTStrNCmp("", "", RTSTR_MAX), == );
711	CHECK_DIFF(RTStrNCmp("abcdef", "abcdef", RTSTR_MAX), == );
712	CHECK_DIFF(RTStrNCmp("abcdef", "abcde", RTSTR_MAX), > );
713	CHECK_DIFF(RTStrNCmp("abcde", "abcdef", RTSTR_MAX), < );
714	CHECK_DIFF(RTStrNCmp("abcdeg", "abcdef", RTSTR_MAX), > );
715	CHECK_DIFF(RTStrNCmp("abcdef", "abcdeg", RTSTR_MAX), < );
716	CHECK_DIFF(RTStrNCmp("abcdeF", "abcdef", RTSTR_MAX), < );
717	CHECK_DIFF(RTStrNCmp("abcdef", "abcdeF", RTSTR_MAX), > );
718
719	CHECK_DIFF(RTStrNCmp("abcdef", "fedcba", 0), ==);
720	CHECK_DIFF(RTStrNCmp("abcdef", "abcdeF", 5), ==);
721	CHECK_DIFF(RTStrNCmp("abcdef", "abcdeF", 6), > );
722
723
724	RTTestSub(hTest, "RTStrICmp");
725	CHECK_DIFF(RTStrICmp(NULL, NULL), == );
726	CHECK_DIFF(RTStrICmp(NULL, ""), < );
727	CHECK_DIFF(RTStrICmp("", NULL), > );
728	CHECK_DIFF(RTStrICmp("", ""), == );
729	CHECK_DIFF(RTStrICmp("abcdef", "abcdef"), == );
730	CHECK_DIFF(RTStrICmp("abcdef", "abcde"), > );
731	CHECK_DIFF(RTStrICmp("abcde", "abcdef"), < );
732	CHECK_DIFF(RTStrICmp("abcdeg", "abcdef"), > );
733	CHECK_DIFF(RTStrICmp("abcdef", "abcdeg"), < );
734
735	CHECK_DIFF(RTStrICmp("abcdeF", "abcdef"), ==);
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("AbCdEg", "aBcDeF"), > );
741	CHECK_DIFF(RTStrICmp("AbCdEG", "aBcDef"), > ); /* diff performed on the lower case cp. */
742
743
744
745	RTTestSub(hTest, "RTStrNICmp");
746	CHECK_DIFF(RTStrNICmp(NULL, NULL, RTSTR_MAX), == );
747	CHECK_DIFF(RTStrNICmp(NULL, "", RTSTR_MAX), < );
748	CHECK_DIFF(RTStrNICmp("", NULL, RTSTR_MAX), > );
749	CHECK_DIFF(RTStrNICmp("", "", RTSTR_MAX), == );
750	CHECK_DIFF(RTStrNICmp(NULL, NULL, 0), == );
751	CHECK_DIFF(RTStrNICmp(NULL, "", 0), == );
752	CHECK_DIFF(RTStrNICmp("", NULL, 0), == );
753	CHECK_DIFF(RTStrNICmp("", "", 0), == );
754	CHECK_DIFF(RTStrNICmp("abcdef", "abcdef", RTSTR_MAX), == );
755	CHECK_DIFF(RTStrNICmp("abcdef", "abcde", RTSTR_MAX), > );
756	CHECK_DIFF(RTStrNICmp("abcde", "abcdef", RTSTR_MAX), < );
757	CHECK_DIFF(RTStrNICmp("abcdeg", "abcdef", RTSTR_MAX), > );
758	CHECK_DIFF(RTStrNICmp("abcdef", "abcdeg", RTSTR_MAX), < );
759
760	CHECK_DIFF(RTStrNICmp("abcdeF", "abcdef", RTSTR_MAX), ==);
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("AbCdEg", "aBcDeF", RTSTR_MAX), > );
766	CHECK_DIFF(RTStrNICmp("AbCdEG", "aBcDef", RTSTR_MAX), > ); /* diff performed on the lower case cp. */
767
768	CHECK_DIFF(RTStrNICmp("ABCDEF", "fedcba", 0), ==);
769	CHECK_DIFF(RTStrNICmp("AbCdEg", "aBcDeF", 5), ==);
770	CHECK_DIFF(RTStrNICmp("AbCdEf", "aBcDeF", 5), ==);
771	CHECK_DIFF(RTStrNICmp("AbCdE", "aBcDe", 5), ==);
772	CHECK_DIFF(RTStrNICmp("AbCdE", "aBcDeF", 5), ==);
773	CHECK_DIFF(RTStrNICmp("AbCdEf", "aBcDe", 5), ==);
774	CHECK_DIFF(RTStrNICmp("AbCdEg", "aBcDeF", 6), > );
775	CHECK_DIFF(RTStrNICmp("AbCdEG", "aBcDef", 6), > ); /* diff performed on the lower case cp. */
776	/* We should continue using byte comparison when we hit the invalid CP. Will assert in debug builds. */
777	// CHECK_DIFF(RTStrNICmp("AbCd\xff""eg", "aBcD\xff""eF", 6), ==);
778
779	RTTestSubDone(hTest);
780	}
781
782
783
784	/**
785	* Check UTF-8 encoding purging.
786	*/
787	void TstRTStrPurgeEncoding(RTTEST hTest)
788	{
789	RTTestSub(hTest, "RTStrPurgeEncoding");
790
791	/*
792	* Test some good strings.
793	*/
794	char sz1[] = "1234567890wertyuiopsdfghjklzxcvbnm";
795	char sz1Copy[sizeof(sz1)];
796	memcpy(sz1Copy, sz1, sizeof(sz1));
797
798	RTTESTI_CHECK_RETV(RTStrPurgeEncoding(sz1) == 0);
799	RTTESTI_CHECK_RETV(!memcmp(sz1, sz1Copy, sizeof(sz1)));
800
801	char *pszAll = RTStrDup(g_szAll);
802	if (pszAll)
803	{
804	RTTESTI_CHECK(RTStrPurgeEncoding(pszAll) == 0);
805	RTTESTI_CHECK(!memcmp(pszAll, g_szAll, sizeof(g_szAll)));
806	RTStrFree(pszAll);
807	}
808
809	/*
810	* Test some bad stuff.
811	*/
812	struct
813	{
814	size_t cErrors;
815	unsigned char szIn[5];
816	const char *pszExpect;
817	} aTests[] =
818	{
819	{ 0, { '1', '2', '3', '4', '\0' }, "1234" },
820	{ 1, { 0x80, '2', '3', '4', '\0' }, "?234" },
821	{ 1, { '1', 0x80, '3', '4', '\0' }, "1?34" },
822	{ 1, { '1', '2', 0x80, '4', '\0' }, "12?4" },
823	{ 1, { '1', '2', '3', 0x80, '\0' }, "123?" },
824	{ 2, { 0x80, 0x81, '3', '4', '\0' }, "??34" },
825	{ 2, { '1', 0x80, 0x81, '4', '\0' }, "1??4" },
826	{ 2, { '1', '2', 0x80, 0x81, '\0' }, "12??" },
827	};
828	for (size_t i = 0; i < RT_ELEMENTS(aTests); i++)
829	{
830	size_t cErrors = RTStrPurgeEncoding((char *)aTests[i].szIn);
831	if (cErrors != aTests[i].cErrors)
832	RTTestFailed(hTest, "#%u: cErrors=%u expected %u\n", i, cErrors, aTests[i].cErrors);
833	else if (strcmp((char *)aTests[i].szIn, aTests[i].pszExpect))
834	RTTestFailed(hTest, "#%u: %.5Rhxs expected %.5Rhxs (%s)\n", i, aTests[i].szIn, aTests[i].pszExpect, aTests[i].pszExpect);
835	}
836
837	RTTestSubDone(hTest);
838	}
839
840
841	/**
842	* Check string sanitising.
843	*/
844	void TstRTStrPurgeComplementSet(RTTEST hTest)
845	{
846	RTTestSub(hTest, "RTStrPurgeComplementSet");
847	RTUNICP aCpSet[] = { '1', '5', 'w', 'w', 'r', 'r', 'e', 'f', 't', 't',
848	'\0' };
849	RTUNICP aCpBadSet[] = { '1', '5', 'w', 'w', 'r', 'r', 'e', 'f', 't', 't',
850	'7', '\0' }; /* Contains an incomplete pair. */
851	struct
852	{
853	const char *pcszIn;
854	const char *pcszOut;
855	PCRTUNICP pcCpSet;
856	char chReplacement;
857	ssize_t cExpected;
858	}
859	aTests[] =
860	{
861	{ "1234werttrew4321", "1234werttrew4321", aCpSet, '_', 0 },
862	{ "123654wert\xc2\xa2trew\xe2\x82\xac""4321",
863	"123_54wert__trew___4321", aCpSet, '_', 3 },
864	{ "hjhj8766", "????????", aCpSet, '?', 8 },
865	{ "123\xf0\xa4\xad\xa2""4", "123____4", aCpSet, '_', 1 },
866	{ "\xff", "\xff", aCpSet, '_', -1 },
867	{ "____", "____", aCpBadSet, '_', -1 }
868	};
869	enum { MAX_IN_STRING = 256 };
870
871	for (unsigned i = 0; i < RT_ELEMENTS(aTests); ++i)
872	{
873	char szCopy[MAX_IN_STRING];
874	ssize_t cReplacements;
875	AssertRC(RTStrCopy(szCopy, RT_ELEMENTS(szCopy), aTests[i].pcszIn));
876	RTTestDisableAssertions(hTest);
877	cReplacements = RTStrPurgeComplementSet(szCopy, aTests[i].pcCpSet, aTests[i].chReplacement);
878	RTTestRestoreAssertions(hTest);
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
941	RTTestDisableAssertions(hTest);
942	cReplacements = RTUtf16PurgeComplementSet(wszInCopy, aTests[i].pcCpSet, aTests[i].chReplacement);
943	RTTestRestoreAssertions(hTest);
944
945	if (cReplacements != aTests[i].cExpected)
946	RTTestFailed(hTest, "#%u: expected %lld, actual %lld\n", i,
947	(long long) aTests[i].cExpected,
948	(long long) cReplacements);
949	if (RTUtf16Cmp(wszInCopy, wszOutCopy))
950	RTTestFailed(hTest, "#%u: expected %ls, actual %ls\n", i,
951	wszOutCopy, wszInCopy);
952	}
953	}
954
955
956	/**
957	* Benchmark stuff.
958	*/
959	void Benchmarks(RTTEST hTest)
960	{
961	static union
962	{
963	RTUTF16 wszBuf[sizeof(g_wszAll)];
964	char szBuf[sizeof(g_szAll)];
965	} s_Buf;
966
967	RTTestSub(hTest, "Benchmarks");
968	/** @todo add RTTest* methods for reporting benchmark results. */
969	RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "Benchmarking RTStrToUtf16Ex: "); /** @todo figure this stuff into the test framework. */
970	PRTUTF16 pwsz = &s_Buf.wszBuf[0];
971	int rc = RTStrToUtf16Ex(&g_szAll[0], RTSTR_MAX, &pwsz, RT_ELEMENTS(s_Buf.wszBuf), NULL);
972	if (RT_SUCCESS(rc))
973	{
974	int i;
975	uint64_t u64Start = RTTimeNanoTS();
976	for (i = 0; i < 100; i++)
977	{
978	rc = RTStrToUtf16Ex(&g_szAll[0], RTSTR_MAX, &pwsz, RT_ELEMENTS(s_Buf.wszBuf), NULL);
979	if (RT_FAILURE(rc))
980	{
981	RTTestFailed(hTest, "UTF-8 -> UTF-16 benchmark failed at i=%d, rc=%Rrc\n", i, rc);
982	break;
983	}
984	}
985	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
986	RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "%d in %'RI64 ns\n", i, u64Elapsed);
987	}
988
989	RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "Benchmarking RTUtf16ToUtf8Ex: ");
990	char *psz = &s_Buf.szBuf[0];
991	rc = RTUtf16ToUtf8Ex(&g_wszAll[0], RTSTR_MAX, &psz, RT_ELEMENTS(s_Buf.szBuf), NULL);
992	if (RT_SUCCESS(rc))
993	{
994	int i;
995	uint64_t u64Start = RTTimeNanoTS();
996	for (i = 0; i < 100; i++)
997	{
998	rc = RTUtf16ToUtf8Ex(&g_wszAll[0], RTSTR_MAX, &psz, RT_ELEMENTS(s_Buf.szBuf), NULL);
999	if (RT_FAILURE(rc))
1000	{
1001	RTTestFailed(hTest, "UTF-16 -> UTF-8 benchmark failed at i=%d, rc=%Rrc\n", i, rc);
1002	break;
1003	}
1004	}
1005	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
1006	RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "%d in %'RI64 ns\n", i, u64Elapsed);
1007	}
1008
1009	RTTestSubDone(hTest);
1010	}
1011
1012
1013	/**
1014	* Tests RTStrEnd
1015	*/
1016	static void testStrEnd(RTTEST hTest)
1017	{
1018	RTTestSub(hTest, "RTStrEnd");
1019
1020	static char const s_szEmpty[1] = "";
1021	RTTESTI_CHECK(RTStrEnd(s_szEmpty, 0) == NULL);
1022	RTTESTI_CHECK(RTStrEnd(s_szEmpty, 1) == &s_szEmpty[0]);
1023	for (size_t i = 0; i < _1M; i++)
1024	RTTESTI_CHECK(RTStrEnd(s_szEmpty, ~i) == &s_szEmpty[0]);
1025
1026	}
1027
1028
1029	/**
1030	* Tests RTStrStr and RTStrIStr.
1031	*/
1032	static void testStrStr(RTTEST hTest)
1033	{
1034	#define CHECK_NULL(expr) \
1035	do { \
1036	const char *pszRet = expr; \
1037	if (pszRet != NULL) \
1038	RTTestFailed(hTest, "%d: %#x -> %s expected NULL", __LINE__, #expr, pszRet); \
1039	} while (0)
1040
1041	#define CHECK(expr, expect) \
1042	do { \
1043	const char *pszRet = expr; \
1044	const char *pszExpect = (expect); \
1045	if ( (pszRet != NULL && pszExpect == NULL) \
1046	\|\| (pszRet == NULL && pszExpect != NULL) \
1047	\|\| strcmp(pszRet, pszExpect) \
1048	) \
1049	RTTestFailed(hTest, "%d: %#x -> %s expected %s", __LINE__, #expr, pszRet, pszExpect); \
1050	} while (0)
1051
1052
1053	RTTestSub(hTest, "RTStrStr");
1054	CHECK(RTStrStr("abcdef", ""), "abcdef");
1055	CHECK_NULL(RTStrStr("abcdef", NULL));
1056	CHECK_NULL(RTStrStr(NULL, ""));
1057	CHECK_NULL(RTStrStr(NULL, NULL));
1058	CHECK(RTStrStr("abcdef", "abcdef"), "abcdef");
1059	CHECK(RTStrStr("abcdef", "b"), "bcdef");
1060	CHECK(RTStrStr("abcdef", "bcdef"), "bcdef");
1061	CHECK(RTStrStr("abcdef", "cdef"), "cdef");
1062	CHECK(RTStrStr("abcdef", "cde"), "cdef");
1063	CHECK(RTStrStr("abcdef", "cd"), "cdef");
1064	CHECK(RTStrStr("abcdef", "c"), "cdef");
1065	CHECK(RTStrStr("abcdef", "f"), "f");
1066	CHECK(RTStrStr("abcdef", "ef"), "ef");
1067	CHECK(RTStrStr("abcdef", "e"), "ef");
1068	CHECK_NULL(RTStrStr("abcdef", "z"));
1069	CHECK_NULL(RTStrStr("abcdef", "A"));
1070	CHECK_NULL(RTStrStr("abcdef", "F"));
1071
1072	RTTestSub(hTest, "RTStrIStr");
1073	CHECK(RTStrIStr("abcdef", ""), "abcdef");
1074	CHECK_NULL(RTStrIStr("abcdef", NULL));
1075	CHECK_NULL(RTStrIStr(NULL, ""));
1076	CHECK_NULL(RTStrIStr(NULL, NULL));
1077	CHECK(RTStrIStr("abcdef", "abcdef"), "abcdef");
1078	CHECK(RTStrIStr("abcdef", "Abcdef"), "abcdef");
1079	CHECK(RTStrIStr("abcdef", "ABcDeF"), "abcdef");
1080	CHECK(RTStrIStr("abcdef", "b"), "bcdef");
1081	CHECK(RTStrIStr("abcdef", "B"), "bcdef");
1082	CHECK(RTStrIStr("abcdef", "bcdef"), "bcdef");
1083	CHECK(RTStrIStr("abcdef", "BCdEf"), "bcdef");
1084	CHECK(RTStrIStr("abcdef", "bCdEf"), "bcdef");
1085	CHECK(RTStrIStr("abcdef", "bcdEf"), "bcdef");
1086	CHECK(RTStrIStr("abcdef", "BcdEf"), "bcdef");
1087	CHECK(RTStrIStr("abcdef", "cdef"), "cdef");
1088	CHECK(RTStrIStr("abcdef", "cde"), "cdef");
1089	CHECK(RTStrIStr("abcdef", "cd"), "cdef");
1090	CHECK(RTStrIStr("abcdef", "c"), "cdef");
1091	CHECK(RTStrIStr("abcdef", "f"), "f");
1092	CHECK(RTStrIStr("abcdeF", "F"), "F");
1093	CHECK(RTStrIStr("abcdef", "F"), "f");
1094	CHECK(RTStrIStr("abcdef", "ef"), "ef");
1095	CHECK(RTStrIStr("EeEef", "e"), "EeEef");
1096	CHECK(RTStrIStr("EeEef", "E"), "EeEef");
1097	CHECK(RTStrIStr("EeEef", "EE"), "EeEef");
1098	CHECK(RTStrIStr("EeEef", "EEE"), "EeEef");
1099	CHECK(RTStrIStr("EeEef", "EEEF"), "eEef");
1100	CHECK_NULL(RTStrIStr("EeEef", "z"));
1101
1102	#undef CHECK
1103	#undef CHECK_NULL
1104	RTTestSubDone(hTest);
1105	}
1106
1107
1108	void testUtf8Latin1(RTTEST hTest)
1109	{
1110	RTTestSub(hTest, "Latin-1 <-> Utf-8 conversion functions");
1111
1112	/* Test Utf8 -> Latin1 */
1113	size_t cch_szAll = 0;
1114	size_t cbShort = RTStrCalcLatin1Len(g_szAll);
1115	RTTEST_CHECK(hTest, cbShort == 0);
1116	int rc = RTStrCalcLatin1LenEx(g_szAll, 383, &cch_szAll);
1117	RTTEST_CHECK(hTest, (cch_szAll == 255));
1118	rc = RTStrCalcLatin1LenEx(g_szAll, RTSTR_MAX, &cch_szAll);
1119	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1120	char *psz = NULL;
1121	char szShort[256] = { 0 };
1122	memcpy(szShort, g_szAll, 255);
1123	cbShort = RTStrCalcLatin1Len(szShort);
1124	RTTEST_CHECK(hTest, cbShort == 191);
1125	rc = RTStrToLatin1(szShort, &psz);
1126	RTTEST_CHECK_RC_OK(hTest, rc);
1127	if (RT_SUCCESS(rc))
1128	{
1129	RTTEST_CHECK(hTest, (strlen(psz) == 191));
1130	for (unsigned i = 0, j = 1; psz[i] != '\0'; ++i, ++j)
1131	if (psz[i] != (char) j)
1132	{
1133	RTTestFailed(hTest, "conversion of g_szAll to Latin1 failed at position %u\n", i);
1134	break;
1135	}
1136	}
1137	RTStrFree(psz);
1138	rc = RTStrToLatin1(g_szAll, &psz);
1139	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1140	char sz[512];
1141	char *psz2 = &sz[0];
1142	size_t cchActual = 0;
1143	rc = RTStrToLatin1Ex(g_szAll, sizeof(sz) - 1, &psz2, sizeof(sz),
1144	&cchActual);
1145	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1146	RTTEST_CHECK_MSG(hTest, cchActual == 0,
1147	(hTest, "cchActual=%lu\n", cchActual));
1148	rc = RTStrToLatin1Ex(g_szAll, 383, &psz2, sizeof(sz),
1149	&cchActual);
1150	RTTEST_CHECK_RC_OK(hTest, rc);
1151	if (RT_SUCCESS(rc))
1152	{
1153	RTTEST_CHECK(hTest, (cchActual == 255));
1154	RTTEST_CHECK(hTest, (cchActual == strlen(sz)));
1155	for (unsigned i = 0, j = 1; psz2[i] != '\0'; ++i, ++j)
1156	if (psz2[i] != (char) j)
1157	{
1158	RTTestFailed(hTest, "second conversion of g_szAll to Latin1 failed at position %u\n", i);
1159	break;
1160	}
1161	}
1162	rc = RTStrToLatin1Ex(g_szAll, 129, &psz2, 128, &cchActual);
1163	RTTEST_CHECK_RC(hTest, rc, VERR_BUFFER_OVERFLOW);
1164	RTTEST_CHECK_MSG(hTest, cchActual == 128,
1165	(hTest, "cchActual=%lu\n", cchActual));
1166	rc = RTStrToLatin1Ex(g_szAll, 383, &psz, 0, &cchActual);
1167	RTTEST_CHECK_RC_OK(hTest, rc);
1168	if (RT_SUCCESS(rc))
1169	{
1170	RTTEST_CHECK(hTest, (cchActual == 255));
1171	RTTEST_CHECK(hTest, (cchActual == strlen(psz)));
1172	for (unsigned i = 0, j = 1; psz[i] != '\0'; ++i, ++j)
1173	if ( ((j < 0x100) && (psz[i] != (char) j))
1174	\|\| ((j > 0xff) && psz[i] != '?'))
1175	{
1176	RTTestFailed(hTest, "third conversion of g_szAll to Latin1 failed at position %u\n", i);
1177	break;
1178	}
1179	}
1180	const char *pszBad = "Hello\xDC\xD8";
1181	rc = RTStrToLatin1Ex(pszBad, RTSTR_MAX, &psz2, sizeof(sz),
1182	&cchActual);
1183	RTTEST_CHECK_RC(hTest, rc, VERR_INVALID_UTF8_ENCODING);
1184	RTStrFree(psz);
1185
1186	/* Test Latin1 -> Utf8 */
1187	const char *pszLat1 = "\x01\x20\x40\x80\x81";
1188	RTTEST_CHECK(hTest, RTLatin1CalcUtf8Len(pszLat1) == 7);
1189	rc = RTLatin1CalcUtf8LenEx(pszLat1, 3, &cchActual);
1190	RTTEST_CHECK_RC_OK(hTest, rc);
1191	if (RT_SUCCESS(rc))
1192	RTTEST_CHECK(hTest, cchActual == 3);
1193	rc = RTLatin1CalcUtf8LenEx(pszLat1, RTSTR_MAX, &cchActual);
1194	RTTEST_CHECK_RC_OK(hTest, rc);
1195	if (RT_SUCCESS(rc))
1196	RTTEST_CHECK(hTest, cchActual == 7);
1197	char *pch = NULL;
1198	char ch[8];
1199	char *pch2 = &ch[0];
1200	cchActual = 0;
1201	rc = RTLatin1ToUtf8(pszLat1, &pch);
1202	RTTEST_CHECK_RC_OK(hTest, rc);
1203	if (RT_SUCCESS(rc))
1204	RTTEST_CHECK(hTest, !strcmp(pch, "\x01\x20\x40\xC2\x80\xC2\x81"));
1205	RTStrFree(pch);
1206	rc = RTLatin1ToUtf8Ex(pszLat1, RTSTR_MAX, &pch, 0, &cchActual);
1207	RTTEST_CHECK_RC_OK(hTest, rc);
1208	if (RT_SUCCESS(rc))
1209	{
1210	RTTEST_CHECK(hTest, (cchActual == 7));
1211	RTTEST_CHECK(hTest, !strcmp(pch, "\x01\x20\x40\xC2\x80\xC2\x81"));
1212	}
1213	RTStrFree(pch);
1214	rc = RTLatin1ToUtf8Ex(pszLat1, RTSTR_MAX, &pch, 0, NULL);
1215	RTTEST_CHECK_RC_OK(hTest, rc);
1216	if (RT_SUCCESS(rc))
1217	RTTEST_CHECK(hTest, !strcmp(pch, "\x01\x20\x40\xC2\x80\xC2\x81"));
1218	RTStrFree(pch);
1219	rc = RTLatin1ToUtf8Ex(pszLat1, RTSTR_MAX, &pch2, RT_ELEMENTS(ch),
1220	&cchActual);
1221	RTTEST_CHECK_RC_OK(hTest, rc);
1222	if (RT_SUCCESS(rc))
1223	{
1224	RTTEST_CHECK(hTest, (cchActual == 7));
1225	RTTEST_CHECK(hTest, !strcmp(pch2, "\x01\x20\x40\xC2\x80\xC2\x81"));
1226	}
1227	rc = RTLatin1ToUtf8Ex(pszLat1, 3, &pch2, RT_ELEMENTS(ch),
1228	&cchActual);
1229	RTTEST_CHECK_RC_OK(hTest, rc);
1230	if (RT_SUCCESS(rc))
1231	{
1232	RTTEST_CHECK(hTest, (cchActual == 3));
1233	RTTEST_CHECK(hTest, !strcmp(pch2, "\x01\x20\x40"));
1234	}
1235	rc = RTLatin1ToUtf8Ex(pszLat1, RTSTR_MAX, &pch2, RT_ELEMENTS(ch) - 1,
1236	&cchActual);
1237	RTTEST_CHECK_RC(hTest, rc, VERR_BUFFER_OVERFLOW);
1238	RTTEST_CHECK(hTest, (cchActual == 7));
1239	RTTestSubDone(hTest);
1240	}
1241
1242
1243	void testUtf16Latin1(RTTEST hTest)
1244	{
1245	RTTestSub(hTest, "Latin-1 <-> Utf-16 conversion functions");
1246
1247	/* Test Utf16 -> Latin1 */
1248	size_t cch_szAll = 0;
1249	size_t cbShort = RTUtf16CalcLatin1Len(g_wszAll);
1250	RTTEST_CHECK(hTest, cbShort == 0);
1251	int rc = RTUtf16CalcLatin1LenEx(g_wszAll, 255, &cch_szAll);
1252	RTTEST_CHECK(hTest, (cch_szAll == 255));
1253	rc = RTUtf16CalcLatin1LenEx(g_wszAll, RTSTR_MAX, &cch_szAll);
1254	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1255	char *psz = NULL;
1256	RTUTF16 wszShort[256] = { 0 };
1257	for (unsigned i = 0; i < 255; ++i)
1258	wszShort[i] = i + 1;
1259	cbShort = RTUtf16CalcLatin1Len(wszShort);
1260	RTTEST_CHECK(hTest, cbShort == 255);
1261	rc = RTUtf16ToLatin1(wszShort, &psz);
1262	RTTEST_CHECK_RC_OK(hTest, rc);
1263	if (RT_SUCCESS(rc))
1264	{
1265	RTTEST_CHECK(hTest, (strlen(psz) == 255));
1266	for (unsigned i = 0, j = 1; psz[i] != '\0'; ++i, ++j)
1267	if (psz[i] != (char) j)
1268	{
1269	RTTestFailed(hTest, "conversion of g_wszAll to Latin1 failed at position %u\n", i);
1270	break;
1271	}
1272	}
1273	RTStrFree(psz);
1274	rc = RTUtf16ToLatin1(g_wszAll, &psz);
1275	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1276	char sz[512];
1277	char *psz2 = &sz[0];
1278	size_t cchActual = 0;
1279	rc = RTUtf16ToLatin1Ex(g_wszAll, sizeof(sz) - 1, &psz2, sizeof(sz),
1280	&cchActual);
1281	RTTEST_CHECK_RC(hTest, rc, VERR_NO_TRANSLATION);
1282	RTTEST_CHECK_MSG(hTest, cchActual == 0,
1283	(hTest, "cchActual=%lu\n", cchActual));
1284	rc = RTUtf16ToLatin1Ex(g_wszAll, 255, &psz2, sizeof(sz),
1285	&cchActual);
1286	RTTEST_CHECK_RC_OK(hTest, rc);
1287	if (RT_SUCCESS(rc))
1288	{
1289	RTTEST_CHECK(hTest, (cchActual == 255));
1290	RTTEST_CHECK(hTest, (cchActual == strlen(sz)));
1291	for (unsigned i = 0, j = 1; psz2[i] != '\0'; ++i, ++j)
1292	if (psz2[i] != (char) j)
1293	{
1294	RTTestFailed(hTest, "second conversion of g_wszAll to Latin1 failed at position %u\n", i);
1295	break;
1296	}
1297	}
1298	rc = RTUtf16ToLatin1Ex(g_wszAll, 128, &psz2, 128, &cchActual);
1299	RTTEST_CHECK_RC(hTest, rc, VERR_BUFFER_OVERFLOW);
1300	RTTEST_CHECK_MSG(hTest, cchActual == 128,
1301	(hTest, "cchActual=%lu\n", cchActual));
1302	rc = RTUtf16ToLatin1Ex(g_wszAll, 255, &psz, 0, &cchActual);
1303	RTTEST_CHECK_RC_OK(hTest, rc);
1304	if (RT_SUCCESS(rc))
1305	{
1306	RTTEST_CHECK(hTest, (cchActual == 255));
1307	RTTEST_CHECK(hTest, (cchActual == strlen(psz)));
1308	for (unsigned i = 0, j = 1; psz[i] != '\0'; ++i, ++j)
1309	if ( ((j < 0x100) && (psz[i] != (char) j))
1310	\|\| ((j > 0xff) && psz[i] != '?'))
1311	{
1312	RTTestFailed(hTest, "third conversion of g_wszAll to Latin1 failed at position %u\n", i);
1313	break;
1314	}
1315	}
1316	const char *pszBad = "H\0e\0l\0l\0o\0\0\xDC\0\xD8\0";
1317	rc = RTUtf16ToLatin1Ex((RTUTF16 *) pszBad, RTSTR_MAX, &psz2, sizeof(sz),
1318	&cchActual);
1319	RTTEST_CHECK_RC(hTest, rc, VERR_INVALID_UTF16_ENCODING);
1320	RTStrFree(psz);
1321
1322	/* Test Latin1 -> Utf16 */
1323	const char *pszLat1 = "\x01\x20\x40\x80\x81";
1324	RTTEST_CHECK(hTest, RTLatin1CalcUtf16Len(pszLat1) == 5);
1325	rc = RTLatin1CalcUtf16LenEx(pszLat1, 3, &cchActual);
1326	RTTEST_CHECK_RC_OK(hTest, rc);
1327	if (RT_SUCCESS(rc))
1328	RTTEST_CHECK(hTest, cchActual == 3);
1329	rc = RTLatin1CalcUtf16LenEx(pszLat1, RTSTR_MAX, &cchActual);
1330	RTTEST_CHECK_RC_OK(hTest, rc);
1331	if (RT_SUCCESS(rc))
1332	RTTEST_CHECK(hTest, cchActual == 5);
1333	RTUTF16 *pwc = NULL;
1334	RTUTF16 wc[6];
1335	RTUTF16 *pwc2 = &wc[0];
1336	size_t cwActual = 0;
1337	rc = RTLatin1ToUtf16(pszLat1, &pwc);
1338	RTTEST_CHECK_RC_OK(hTest, rc);
1339	if (RT_SUCCESS(rc))
1340	RTTEST_CHECK(hTest, (pwc[0] == 1) && (pwc[1] == 0x20)
1341	&& (pwc[2] == 0x40) && (pwc[3] == 0x80)
1342	&& (pwc[4] == 0x81) && (pwc[5] == '\0'));
1343	RTUtf16Free(pwc);
1344	rc = RTLatin1ToUtf16Ex(pszLat1, RTSTR_MAX, &pwc, 0, &cwActual);
1345	RTTEST_CHECK_RC_OK(hTest, rc);
1346	if (RT_SUCCESS(rc))
1347	{
1348	RTTEST_CHECK(hTest, (cwActual == 5));
1349	RTTEST_CHECK(hTest, (pwc[0] == 1) && (pwc[1] == 0x20)
1350	&& (pwc[2] == 0x40) && (pwc[3] == 0x80)
1351	&& (pwc[4] == 0x81) && (pwc[5] == '\0'));
1352	}
1353	RTUtf16Free(pwc);
1354	rc = RTLatin1ToUtf16Ex(pszLat1, RTSTR_MAX, &pwc, 0, NULL);
1355	RTTEST_CHECK_RC_OK(hTest, rc);
1356	if (RT_SUCCESS(rc))
1357	RTTEST_CHECK(hTest, (pwc[0] == 1) && (pwc[1] == 0x20)
1358	&& (pwc[2] == 0x40) && (pwc[3] == 0x80)
1359	&& (pwc[4] == 0x81) && (pwc[5] == '\0'));
1360	RTUtf16Free(pwc);
1361	rc = RTLatin1ToUtf16Ex(pszLat1, RTSTR_MAX, &pwc2, RT_ELEMENTS(wc),
1362	&cwActual);
1363	RTTEST_CHECK_RC_OK(hTest, rc);
1364	if (RT_SUCCESS(rc))
1365	{
1366	RTTEST_CHECK(hTest, (cwActual == 5));
1367	RTTEST_CHECK(hTest, (wc[0] == 1) && (wc[1] == 0x20)
1368	&& (wc[2] == 0x40) && (wc[3] == 0x80)
1369	&& (wc[4] == 0x81) && (wc[5] == '\0'));
1370	}
1371	rc = RTLatin1ToUtf16Ex(pszLat1, 3, &pwc2, RT_ELEMENTS(wc),
1372	&cwActual);
1373	RTTEST_CHECK_RC_OK(hTest, rc);
1374	if (RT_SUCCESS(rc))
1375	{
1376	RTTEST_CHECK(hTest, (cwActual == 3));
1377	RTTEST_CHECK(hTest, (wc[0] == 1) && (wc[1] == 0x20)
1378	&& (wc[2] == 0x40) && (wc[3] == '\0'));
1379	}
1380	rc = RTLatin1ToUtf16Ex(pszLat1, RTSTR_MAX, &pwc2, RT_ELEMENTS(wc) - 1,
1381	&cwActual);
1382	RTTEST_CHECK_RC(hTest, rc, VERR_BUFFER_OVERFLOW);
1383	RTTEST_CHECK(hTest, (cwActual == 5));
1384	RTTestSubDone(hTest);
1385	}
1386
1387
1388	static void testNoTransation(RTTEST hTest)
1389	{
1390	/*
1391	* Try trigger a VERR_NO_TRANSLATION error in convert to
1392	* current CP to latin-1.
1393	*/
1394	const RTUTF16 s_swzTest1[] = { 0x2358, 0x2242, 0x2357, 0x2359, 0x22f9, 0x2c4e, 0x0030, 0x0060,
1395	0x0092, 0x00c1, 0x00f2, 0x1f80, 0x0088, 0x2c38, 0x2c30, 0x0000 };
1396	char *pszTest1;
1397	int rc = RTUtf16ToUtf8(s_swzTest1, &pszTest1);
1398	RTTESTI_CHECK_RC_RETV(rc, VINF_SUCCESS);
1399
1400	RTTestSub(hTest, "VERR_NO_TRANSLATION/RTStrUtf8ToCurrentCP");
1401	char *pszOut;
1402	rc = RTStrUtf8ToCurrentCP(&pszOut, pszTest1);
1403	if (rc == VINF_SUCCESS)
1404	{
1405	RTTESTI_CHECK(!strcmp(pszOut, pszTest1));
1406	RTTestIPrintf(RTTESTLVL_ALWAYS, "CurrentCP is UTF-8 or similar (LC_ALL=%s LANG=%s LC_CTYPE=%s)\n",
1407	RTEnvGet("LC_ALL"), RTEnvGet("LANG"), RTEnvGet("LC_CTYPE"));
1408	RTStrFree(pszOut);
1409	}
1410	else
1411	RTTESTI_CHECK_MSG(rc == VWRN_NO_TRANSLATION \|\| rc == VERR_NO_TRANSLATION, ("rc=%Rrc\n", rc));
1412
1413	RTTestSub(hTest, "VERR_NO_TRANSLATION/RTUtf16ToLatin1");
1414	rc = RTUtf16ToLatin1(s_swzTest1, &pszOut);
1415	RTTESTI_CHECK_RC(rc, VERR_NO_TRANSLATION);
1416	if (RT_SUCCESS(rc))
1417	RTStrFree(pszOut);
1418
1419	RTStrFree(pszTest1);
1420	RTTestSubDone(hTest);
1421	}
1422
1423	static void testGetPut(RTTEST hTest)
1424	{
1425	/*
1426	* Test RTStrPutCp, RTStrGetCp and RTStrGetCpEx.
1427	*/
1428	RTTestSub(hTest, "RTStrPutCp, RTStrGetCp and RTStrGetCpEx");
1429
1430	RTUNICP uc = 0;
1431	while (uc <= 0x10fffd)
1432	{
1433	/* Figure the range - skip illegal ranges. */
1434	RTUNICP ucFirst = uc;
1435	if (ucFirst - UINT32_C(0xd800) <= 0x7ff)
1436	ucFirst = 0xe000;
1437	else if (ucFirst == UINT32_C(0xfffe) \|\| ucFirst == UINT32_C(0xffff))
1438	ucFirst = 0x10000;
1439
1440	RTUNICP ucLast = ucFirst + 1023;
1441	if (ucLast - UINT32_C(0xd800) <= 0x7ff)
1442	ucLast = 0xd7ff;
1443	else if (ucLast == UINT32_C(0xfffe) \|\| ucLast == UINT32_C(0xffff))
1444	ucLast = 0xfffd;
1445
1446	/* Encode the range into a string, decode each code point as we go along. */
1447	char sz1[8192];
1448	char *pszDst = sz1;
1449	for (uc = ucFirst; uc <= ucLast; uc++)
1450	{
1451	char *pszBefore = pszDst;
1452	pszDst = RTStrPutCp(pszDst, uc);
1453	RTTESTI_CHECK(pszBefore - pszDst < 6);
1454
1455	RTUNICP uc2 = RTStrGetCp(pszBefore);
1456	RTTESTI_CHECK_MSG(uc2 == uc, ("uc2=%#x uc=%#x\n", uc2, uc));
1457
1458	const char *pszSrc = pszBefore;
1459	RTUNICP uc3 = 42;
1460	RTTESTI_CHECK_RC(RTStrGetCpEx(&pszSrc, &uc3), VINF_SUCCESS);
1461	RTTESTI_CHECK_MSG(uc3 == uc, ("uc3=%#x uc=%#x\n", uc3, uc));
1462	RTTESTI_CHECK_MSG(pszSrc == pszDst, ("pszSrc=%p pszDst=%p\n", pszSrc, pszDst));
1463	}
1464
1465	/* Decode and re-encode it. */
1466	const char *pszSrc = pszDst = sz1;
1467	for (uc = ucFirst; uc <= ucLast; uc++)
1468	{
1469	RTUNICP uc2 = RTStrGetCp(pszSrc);
1470	RTTESTI_CHECK_MSG(uc2 == uc, ("uc2=%#x uc=%#x\n", uc2, uc));
1471
1472	RTUNICP uc3 = 42;
1473	RTTESTI_CHECK_RC(RTStrGetCpEx(&pszSrc, &uc3), VINF_SUCCESS);
1474	RTTESTI_CHECK_MSG(uc3 == uc, ("uc3=%#x uc=%#x\n", uc3, uc));
1475
1476	pszDst = RTStrPutCp(pszDst, uc);
1477	RTTESTI_CHECK_MSG(pszSrc == pszDst, ("pszSrc=%p pszDst=%p\n", pszSrc, pszDst));
1478	pszSrc = pszDst;
1479	}
1480
1481	/* Decode and wipe it (checking compiler optimizations). */
1482	pszSrc = pszDst = sz1;
1483	for (uc = ucFirst; uc <= ucLast; uc++)
1484	{
1485	RTUNICP uc2 = RTStrGetCp(pszSrc);
1486	RTTESTI_CHECK_MSG(uc2 == uc, ("uc2=%#x uc=%#x\n", uc2, uc));
1487
1488	RTUNICP uc3 = 42;
1489	RTTESTI_CHECK_RC(RTStrGetCpEx(&pszSrc, &uc3), VINF_SUCCESS);
1490	RTTESTI_CHECK_MSG(uc3 == uc, ("uc3=%#x uc=%#x\n", uc3, uc));
1491
1492	pszDst = RTStrPutCp(pszDst, 0);
1493	}
1494
1495	/* advance */
1496	uc = ucLast + 1;
1497	}
1498
1499	}
1500
1501
1502	int main()
1503	{
1504	/*
1505	* Init the runtime, test and say hello.
1506	*/
1507	RTTEST hTest;
1508	RTEXITCODE rcExit = RTTestInitAndCreate("tstUtf8", &hTest);
1509	if (rcExit != RTEXITCODE_SUCCESS)
1510	return rcExit;
1511	RTTestBanner(hTest);
1512
1513	/*
1514	* Run the tests.
1515	*/
1516	InitStrings();
1517	test1(hTest);
1518	test2(hTest);
1519	test3(hTest);
1520	TstRTStrXCmp(hTest);
1521	TstRTStrPurgeEncoding(hTest);
1522	/* TstRTPurgeComplementSet test conditions which assert. /
1523	TstRTStrPurgeComplementSet(hTest);
1524	TstRTUtf16PurgeComplementSet(hTest);
1525	testStrEnd(hTest);
1526	testStrStr(hTest);
1527	testUtf8Latin1(hTest);
1528	testUtf16Latin1(hTest);
1529	testNoTransation(hTest);
1530	testGetPut(hTest);
1531
1532	Benchmarks(hTest);
1533
1534	/*
1535	* Summary
1536	*/
1537	return RTTestSummaryAndDestroy(hTest);
1538	}
1539

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source: vbox/trunk/src/VBox/Runtime/testcase/tstUtf8.cpp@ 66039

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