/* $Id: tstUtf8.cpp 14008 2008-11-10 13:12:33Z vboxsync $ */ /** @file * IPRT Testcase - UTF-8 and UTF-16 string conversions. */ /* * Copyright (C) 2006-2007 Sun Microsystems, Inc. * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the * VirtualBox OSE distribution, in which case the provisions of the * CDDL are applicable instead of those of the GPL. * * You may elect to license modified versions of this file under the * terms and conditions of either the GPL or the CDDL or both. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa * Clara, CA 95054 USA or visit http://www.sun.com if you need * additional information or have any questions. */ /******************************************************************************* * Header Files * *******************************************************************************/ #include #include #include #include #include #include #include #include #include #include /******************************************************************************* * Global Variables * *******************************************************************************/ static int g_cErrors = 0; /** * Generate a random codepoint for simple UTF-16 encoding. */ static RTUTF16 GetRandUtf16(void) { RTUTF16 wc; do { wc = (RTUTF16)((long long)rand() * 0xffff / RAND_MAX); } while ((wc >= 0xd800 && wc <= 0xdfff) || wc == 0); return wc; } /** * */ static void test1(void) { static const char s_szBadString1[] = "Bad \xe0\x13\x0"; static const char s_szBadString2[] = "Bad \xef\xbf\xc3"; int rc; char *pszUtf8; char *pszCurrent; PRTUTF16 pwsz; PRTUTF16 pwszRand; RTPrintf("tstUtf8: TEST 1\n"); /* * Invalid UTF-8 to UCS-2 test. */ rc = RTStrToUtf16(s_szBadString1, &pwsz); if (rc != VERR_NO_TRANSLATION && rc != VERR_INVALID_UTF8_ENCODING) { RTPrintf("tstUtf8: FAILURE - %d: Conversion of first bad UTF-8 string to UTF-16 apparantly succeeded. It shouldn't. rc=%Rrc\n", __LINE__, rc); g_cErrors++; } rc = RTStrToUtf16(s_szBadString2, &pwsz); if (rc != VERR_NO_TRANSLATION && rc != VERR_INVALID_UTF8_ENCODING) { RTPrintf("tstUtf8: FAILURE - %d: Conversion of second bad UTF-8 strings to UTF-16 apparantly succeeded. It shouldn't. rc=%Rrc\n", __LINE__, rc); g_cErrors++; } /* * Test current CP convertion. */ pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz)); srand((unsigned)RTTimeNanoTS()); for (int i = 0; i < 30; i++) pwszRand[i] = GetRandUtf16(); pwszRand[30] = 0; rc = RTUtf16ToUtf8(pwszRand, &pszUtf8); if (rc == VINF_SUCCESS) { rc = RTStrUtf8ToCurrentCP(&pszCurrent, pszUtf8); if (rc == VINF_SUCCESS) { rc = RTStrCurrentCPToUtf8(&pszUtf8, pszCurrent); if (rc == VINF_SUCCESS) RTPrintf("tstUtf8: Random UTF-16 -> UTF-8 -> Current -> UTF-8 successful.\n"); else { RTPrintf("tstUtf8: FAILURE - %d: The third part of random UTF-16 -> UTF-8 -> Current -> UTF-8 failed with return value %Rrc.\n", __LINE__, rc); g_cErrors++; } } else if (rc == VERR_NO_TRANSLATION) RTPrintf("tstUtf8: The second part of random UTF-16 -> UTF-8 -> Current -> UTF-8 returned VERR_NO_TRANSLATION. This is probably as it should be.\n"); else { RTPrintf("tstUtf8: FAILURE - %d: The second part of random UTF-16 -> UTF-8 -> Current -> UTF-8 failed with return value %Rrc.\n", __LINE__, rc); g_cErrors++; } } else { RTPrintf("tstUtf8: FAILURE - %d: The first part of random UTF-16 -> UTF-8 -> Current -> UTF-8 failed with return value %Rrc.\n", __LINE__, rc); g_cErrors++; } /* * Generate a new random string. */ pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz)); srand((unsigned)RTTimeNanoTS()); for (int i = 0; i < 30; i++) pwszRand[i] = GetRandUtf16(); pwszRand[30] = 0; rc = RTUtf16ToUtf8(pwszRand, &pszUtf8); if (rc == VINF_SUCCESS) { rc = RTStrToUtf16(pszUtf8, &pwsz); if (rc == VINF_SUCCESS) { int i; for (i = 0; pwszRand[i] == pwsz[i] && pwsz[i] != 0; i++) /* nothing */; if (pwszRand[i] == pwsz[i] && pwsz[i] == 0) RTPrintf("tstUtf8: Random UTF-16 -> UTF-8 -> UTF-16 successful.\n"); else { RTPrintf("tstUtf8: FAILURE - %d: The second part of random UTF-16 -> UTF-8 -> UTF-16 failed.\n", __LINE__); RTPrintf("tstUtf8: First differing character is at position %d and has the value %x.\n", i, pwsz[i]); g_cErrors++; } } else { RTPrintf("tstUtf8: FAILURE - %d: The second part of random UTF-16 -> UTF-8 -> UTF-16 failed with return value %Rrc.\n", __LINE__, rc); g_cErrors++; } } else { RTPrintf("tstUtf8: FAILURE - %d: The first part of random UTF-16 -> UTF-8 -> UTF-16 failed with return value %Rrc.\n", __LINE__, rc); g_cErrors++; } /* * Generate yet another random string and convert it to a buffer. */ pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz)); srand((unsigned)RTTimeNanoTS()); for (int i = 0; i < 30; i++) pwszRand[i] = GetRandUtf16(); pwszRand[30] = 0; char szUtf8Array[120]; char *pszUtf8Array = szUtf8Array; rc = RTUtf16ToUtf8Ex(pwszRand, RTSTR_MAX, &pszUtf8Array, 120, NULL); if (rc == 0) { rc = RTStrToUtf16(pszUtf8Array, &pwsz); if (rc == 0) { int i; for (i = 0; pwszRand[i] == pwsz[i] && pwsz[i] != 0; i++) ; if (pwsz[i] == 0 && i >= 8) RTPrintf("tstUtf8: Random UTF-16 -> fixed length UTF-8 -> UTF-16 successful.\n"); else { RTPrintf("tstUtf8: FAILURE - %d: Incorrect conversion of UTF-16 -> fixed length UTF-8 -> UTF-16.\n", __LINE__); RTPrintf("tstUtf8: First differing character is at position %d and has the value %x.\n", i, pwsz[i]); g_cErrors++; } } else { RTPrintf("tstUtf8: FAILURE - %d: The second part of random UTF-16 -> fixed length UTF-8 -> UTF-16 failed with return value %Rrc.\n", __LINE__, rc); g_cErrors++; } } else { RTPrintf("tstUtf8: FAILURE - %d: The first part of random UTF-16 -> fixed length UTF-8 -> UTF-16 failed with return value %Rrc.\n", __LINE__, rc); g_cErrors++; } /* * And again. */ pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz)); srand((unsigned)RTTimeNanoTS()); for (int i = 0; i < 30; i++) pwszRand[i] = GetRandUtf16(); pwszRand[30] = 0; RTUTF16 wszBuf[70]; PRTUTF16 pwsz2Buf = wszBuf; rc = RTUtf16ToUtf8(pwszRand, &pszUtf8); if (rc == 0) { rc = RTStrToUtf16Ex(pszUtf8, RTSTR_MAX, &pwsz2Buf, 70, NULL); if (rc == 0) { int i; for (i = 0; pwszRand[i] == pwsz2Buf[i] && pwsz2Buf[i] != 0; i++) ; if (pwszRand[i] == 0 && pwsz2Buf[i] == 0) RTPrintf("tstUtf8: Random UTF-16 -> UTF-8 -> fixed length UTF-16 successful.\n"); else { RTPrintf("tstUtf8: FAILURE - %d: Incorrect conversion of random UTF-16 -> UTF-8 -> fixed length UTF-16.\n", __LINE__); RTPrintf("tstUtf8: First differing character is at position %d and has the value %x.\n", i, pwsz2Buf[i]); g_cErrors++; } } else { RTPrintf("tstUtf8: FAILURE - %d: The second part of random UTF-16 -> UTF-8 -> fixed length UTF-16 failed with return value %Rrc.\n", __LINE__, rc); g_cErrors++; } } else { RTPrintf("tstUtf8: FAILURE - %d: The first part of random UTF-16 -> UTF-8 -> fixed length UTF-16 failed with return value %Rrc.\n", __LINE__, rc); g_cErrors++; } pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz)); srand((unsigned)RTTimeNanoTS()); for (int i = 0; i < 30; i++) pwszRand[i] = GetRandUtf16(); pwszRand[30] = 0; rc = RTUtf16ToUtf8Ex(pwszRand, RTSTR_MAX, &pszUtf8Array, 20, NULL); if (rc == VERR_BUFFER_OVERFLOW) RTPrintf("tstUtf8: Random UTF-16 -> fixed length UTF-8 with too short buffer successfully rejected.\n"); else { RTPrintf("tstUtf8: FAILURE - %d: Random UTF-16 -> fixed length UTF-8 with too small buffer returned value %d instead of VERR_BUFFER_OVERFLOW.\n", __LINE__, rc); g_cErrors++; } /* * last time... */ pwszRand = (PRTUTF16)RTMemAlloc(31 * sizeof(*pwsz)); srand((unsigned)RTTimeNanoTS()); for (int i = 0; i < 30; i++) pwszRand[i] = GetRandUtf16(); pwszRand[30] = 0; rc = RTUtf16ToUtf8(pwszRand, &pszUtf8); if (rc == VINF_SUCCESS) { rc = RTStrToUtf16Ex(pszUtf8, RTSTR_MAX, &pwsz2Buf, 20, NULL); if (rc == VERR_BUFFER_OVERFLOW) RTPrintf("tstUtf8: Random UTF-16 -> UTF-8 -> fixed length UTF-16 with too short buffer successfully rejected.\n"); else { RTPrintf("tstUtf8: FAILURE - %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", __LINE__, rc); g_cErrors++; } } else { RTPrintf("tstUtf8: FAILURE - %d:The first part of random UTF-16 -> UTF-8 -> fixed length UTF-16 failed with return value %Rrc.\n", __LINE__, rc); g_cErrors++; } } static RTUNICP g_uszAll[0x110000 - 1 - 0x800 - 2 + 1]; static RTUTF16 g_wszAll[0xfffe - (0xe000 - 0xd800) + (0x110000 - 0x10000) * 2]; static char g_szAll[0x7f + (0x800 - 0x80) * 2 + (0xfffe - 0x800 - (0xe000 - 0xd800))* 3 + (0x110000 - 0x10000) * 4 + 1]; static void whereami(int cBits, size_t off) { if (cBits == 8) { if (off < 0x7f) RTPrintf("UTF-8 U+%#x\n", off + 1); else if (off < 0xf7f) RTPrintf("UTF-8 U+%#x\n", (off - 0x7f) / 2 + 0x80); else if (off < 0x27f7f) RTPrintf("UTF-8 U+%#x\n", (off - 0xf7f) / 3 + 0x800); else if (off < 0x2df79) RTPrintf("UTF-8 U+%#x\n", (off - 0x27f7f) / 3 + 0xe000); else if (off < 0x42df79) RTPrintf("UTF-8 U+%#x\n", (off - 0x2df79) / 4 + 0x10000); else RTPrintf("UTF-8 ???\n"); } else if (cBits == 16) { if (off < 0xd7ff*2) RTPrintf("UTF-16 U+%#x\n", off / 2 + 1); else if (off < 0xf7fd*2) RTPrintf("UTF-16 U+%#x\n", (off - 0xd7ff*2) / 2 + 0xe000); else if (off < 0x20f7fd) RTPrintf("UTF-16 U+%#x\n", (off - 0xf7fd*2) / 4 + 0x10000); else RTPrintf("UTF-16 ???\n"); } else { if (off < (0xd800 - 1) * sizeof(RTUNICP)) RTPrintf("RTUNICP U+%#x\n", off / sizeof(RTUNICP) + 1); else if (off < (0xfffe - 0x800 - 1) * sizeof(RTUNICP)) RTPrintf("RTUNICP U+%#x\n", off / sizeof(RTUNICP) + 0x800 + 1); else RTPrintf("RTUNICP U+%#x\n", off / sizeof(RTUNICP) + 0x800 + 1 + 2); } } int mymemcmp(const void *pv1, const void *pv2, size_t cb, int cBits) { const uint8_t *pb1 = (const uint8_t *)pv1; const uint8_t *pb2 = (const uint8_t *)pv2; for (size_t off = 0; off < cb; off++) { if (pb1[off] != pb2[off]) { RTPrintf("mismatch at %#x: ", off); whereami(cBits, off); RTPrintf(" %#x: %02x != %02x!\n", off-1, pb1[off-1], pb2[off-1]); RTPrintf("*%#x: %02x != %02x!\n", off, pb1[off], pb2[off]); RTPrintf(" %#x: %02x != %02x!\n", off+1, pb1[off+1], pb2[off+1]); RTPrintf(" %#x: %02x != %02x!\n", off+2, pb1[off+2], pb2[off+2]); RTPrintf(" %#x: %02x != %02x!\n", off+3, pb1[off+3], pb2[off+3]); RTPrintf(" %#x: %02x != %02x!\n", off+4, pb1[off+4], pb2[off+4]); RTPrintf(" %#x: %02x != %02x!\n", off+5, pb1[off+5], pb2[off+5]); RTPrintf(" %#x: %02x != %02x!\n", off+6, pb1[off+6], pb2[off+6]); RTPrintf(" %#x: %02x != %02x!\n", off+7, pb1[off+7], pb2[off+7]); RTPrintf(" %#x: %02x != %02x!\n", off+8, pb1[off+8], pb2[off+8]); RTPrintf(" %#x: %02x != %02x!\n", off+9, pb1[off+9], pb2[off+9]); return 1; } } return 0; } void InitStrings(void) { /* * Generate unicode string containing all the legal UTF-16 codepoints, both UTF-16 and UTF-8 version. */ /* the simple code point array first */ unsigned i = 0; RTUNICP uc = 1; while (uc < 0xd800) g_uszAll[i++] = uc++; uc = 0xe000; while (uc < 0xfffe) g_uszAll[i++] = uc++; uc = 0x10000; while (uc < 0x110000) g_uszAll[i++] = uc++; g_uszAll[i++] = 0; Assert(RT_ELEMENTS(g_uszAll) == i); /* the utf-16 one */ i = 0; uc = 1; //RTPrintf("tstUtf8: %#x=%#x", i, uc); while (uc < 0xd800) g_wszAll[i++] = uc++; uc = 0xe000; //RTPrintf(" %#x=%#x", i, uc); while (uc < 0xfffe) g_wszAll[i++] = uc++; uc = 0x10000; //RTPrintf(" %#x=%#x", i, uc); while (uc < 0x110000) { g_wszAll[i++] = 0xd800 | ((uc - 0x10000) >> 10); g_wszAll[i++] = 0xdc00 | ((uc - 0x10000) & 0x3ff); uc++; } //RTPrintf(" %#x=%#x\n", i, uc); g_wszAll[i++] = '\0'; Assert(RT_ELEMENTS(g_wszAll) == i); /* * The utf-8 one */ i = 0; uc = 1; //RTPrintf("tstUtf8: %#x=%#x", i, uc); while (uc < 0x80) g_szAll[i++] = uc++; //RTPrintf(" %#x=%#x", i, uc); while (uc < 0x800) { g_szAll[i++] = 0xc0 | (uc >> 6); g_szAll[i++] = 0x80 | (uc & 0x3f); Assert(!((uc >> 6) & ~0x1f)); uc++; } //RTPrintf(" %#x=%#x", i, uc); while (uc < 0xd800) { g_szAll[i++] = 0xe0 | (uc >> 12); g_szAll[i++] = 0x80 | ((uc >> 6) & 0x3f); g_szAll[i++] = 0x80 | (uc & 0x3f); Assert(!((uc >> 12) & ~0xf)); uc++; } uc = 0xe000; //RTPrintf(" %#x=%#x", i, uc); while (uc < 0xfffe) { g_szAll[i++] = 0xe0 | (uc >> 12); g_szAll[i++] = 0x80 | ((uc >> 6) & 0x3f); g_szAll[i++] = 0x80 | (uc & 0x3f); Assert(!((uc >> 12) & ~0xf)); uc++; } uc = 0x10000; //RTPrintf(" %#x=%#x", i, uc); while (uc < 0x110000) { g_szAll[i++] = 0xf0 | (uc >> 18); g_szAll[i++] = 0x80 | ((uc >> 12) & 0x3f); g_szAll[i++] = 0x80 | ((uc >> 6) & 0x3f); g_szAll[i++] = 0x80 | (uc & 0x3f); Assert(!((uc >> 18) & ~0x7)); uc++; } //RTPrintf(" %#x=%#x\n", i, uc); g_szAll[i++] = '\0'; Assert(RT_ELEMENTS(g_szAll) == i); } void test2(void) { RTPrintf("tstUtf8: TEST 2\n"); /* * Convert to UTF-8 and back. */ RTPrintf("tstUtf8: #1: UTF-16 -> UTF-8 -> UTF-16...\n"); char *pszUtf8; int rc = RTUtf16ToUtf8(&g_wszAll[0], &pszUtf8); if (rc == VINF_SUCCESS) { if (mymemcmp(pszUtf8, g_szAll, sizeof(g_szAll), 8)) { RTPrintf("tstUtf8: FAILURE - the full #1: UTF-16 -> UTF-8 mismatch!\n"); g_cErrors++; } PRTUTF16 pwszUtf16; rc = RTStrToUtf16(pszUtf8, &pwszUtf16); if (rc == VINF_SUCCESS) { if (mymemcmp(pwszUtf16, g_wszAll, sizeof(g_wszAll), 16)) { RTPrintf("tstUtf8: FAILURE - the full #1: UTF-8 -> UTF-16 failed compare!\n"); g_cErrors++; } RTUtf16Free(pwszUtf16); } else { RTPrintf("tstUtf8: FAILURE - the full #1: UTF-8 -> UTF-16 failed, rc=%Rrc.\n", rc); g_cErrors++; } RTStrFree(pszUtf8); } else { RTPrintf("tstUtf8: FAILURE - the full #1: UTF-16 -> UTF-8 failed, rc=%Rrc.\n", rc); g_cErrors++; } /* * Convert to UTF-16 and back. (just in case the above test fails) */ RTPrintf("tstUtf8: #2: UTF-8 -> UTF-16 -> UTF-8...\n"); PRTUTF16 pwszUtf16; rc = RTStrToUtf16(&g_szAll[0], &pwszUtf16); if (rc == VINF_SUCCESS) { if (mymemcmp(pwszUtf16, g_wszAll, sizeof(g_wszAll), 16)) { RTPrintf("tstUtf8: FAILURE - the full #2: UTF-8 -> UTF-16 failed compare!\n"); g_cErrors++; } char *pszUtf8; rc = RTUtf16ToUtf8(pwszUtf16, &pszUtf8); if (rc == VINF_SUCCESS) { if (mymemcmp(pszUtf8, g_szAll, sizeof(g_szAll), 8)) { RTPrintf("tstUtf8: FAILURE - the full #2: UTF-16 -> UTF-8 failed compare!\n"); g_cErrors++; } RTStrFree(pszUtf8); } else { RTPrintf("tstUtf8: FAILURE - the full #2: UTF-16 -> UTF-8 failed, rc=%Rrc.\n", rc); g_cErrors++; } RTUtf16Free(pwszUtf16); } else { RTPrintf("tstUtf8: FAILURE - the full #2: UTF-8 -> UTF-16 failed, rc=%Rrc.\n", rc); g_cErrors++; } /* * Convert UTF-8 to CPs. */ PRTUNICP paCps; rc = RTStrToUni(g_szAll, &paCps); if (rc == VINF_SUCCESS) { if (mymemcmp(paCps, g_uszAll, sizeof(g_uszAll), 32)) { RTPrintf("tstUtf8: FAILURE - the full #2: UTF-8 -> UTF-16 failed, rc=%Rrc.\n", rc); g_cErrors++; } size_t cCps; rc = RTStrToUniEx(g_szAll, RTSTR_MAX, &paCps, RT_ELEMENTS(g_uszAll), &cCps); if (rc == VINF_SUCCESS) { if (cCps != RT_ELEMENTS(g_uszAll) - 1) { RTPrintf("tstUtf8: FAILURE - the full #3+: wrong Code Point count %zu, expected %zu\n", cCps, RT_ELEMENTS(g_uszAll) - 1); g_cErrors++; } } else { RTPrintf("tstUtf8: FAILURE - the full #3+: UTF-8 -> Code Points failed, rc=%Rrc.\n", rc); g_cErrors++; } /** @todo RTCpsToUtf8 or something. */ } else { RTPrintf("tstUtf8: FAILURE - the full #3a: UTF-8 -> Code Points failed, rc=%Rrc.\n", rc); g_cErrors++; } /* * Check the various string lengths. */ size_t cuc1 = RTStrCalcUtf16Len(g_szAll); size_t cuc2 = RTUtf16Len(g_wszAll); if (cuc1 != cuc2) { RTPrintf("tstUtf8: FAILURE - cuc1=%zu != cuc2=%zu\n", cuc1, cuc2); g_cErrors++; } //size_t cuc3 = RTUniLen(g_uszAll); /* * Enumerate the strings. */ char *pszPut1Base = (char *)RTMemAlloc(sizeof(g_szAll)); AssertRelease(pszPut1Base); char *pszPut1 = pszPut1Base; PRTUTF16 pwszPut2Base = (PRTUTF16)RTMemAlloc(sizeof(g_wszAll)); AssertRelease(pwszPut2Base); PRTUTF16 pwszPut2 = pwszPut2Base; const char *psz1 = g_szAll; const char *psz2 = g_szAll; PCRTUTF16 pwsz3 = g_wszAll; PCRTUTF16 pwsz4 = g_wszAll; for (;;) { /* * getters */ RTUNICP uc1; rc = RTStrGetCpEx(&psz1, &uc1); if (RT_FAILURE(rc)) { RTPrintf("tstUtf8: FAILURE - RTStrGetCpEx failed with rc=%Rrc at %.10Rhxs\n", rc, psz2); whereami(8, psz2 - &g_szAll[0]); g_cErrors++; break; } char *pszPrev1 = RTStrPrevCp(g_szAll, psz1); if (pszPrev1 != psz2) { RTPrintf("tstUtf8: FAILURE - RTStrPrevCp returned %p expected %p!\n", pszPrev1, psz2); whereami(8, psz2 - &g_szAll[0]); g_cErrors++; break; } RTUNICP uc2 = RTStrGetCp(psz2); if (uc2 != uc1) { RTPrintf("tstUtf8: FAILURE - RTStrGetCpEx and RTStrGetCp returned different CPs: %RTunicp != %RTunicp\n", uc2, uc1); whereami(8, psz2 - &g_szAll[0]); g_cErrors++; break; } psz2 = RTStrNextCp(psz2); if (psz2 != psz1) { RTPrintf("tstUtf8: FAILURE - RTStrGetCpEx and RTStrGetNext returned different next pointer!\n"); whereami(8, psz2 - &g_szAll[0]); g_cErrors++; break; } RTUNICP uc3; rc = RTUtf16GetCpEx(&pwsz3, &uc3); if (RT_FAILURE(rc)) { RTPrintf("tstUtf8: FAILURE - RTUtf16GetCpEx failed with rc=%Rrc at %.10Rhxs\n", rc, pwsz4); whereami(16, pwsz4 - &g_wszAll[0]); g_cErrors++; break; } if (uc3 != uc2) { RTPrintf("tstUtf8: FAILURE - RTUtf16GetCpEx and RTStrGetCp returned different CPs: %RTunicp != %RTunicp\n", uc3, uc2); whereami(16, pwsz4 - &g_wszAll[0]); g_cErrors++; break; } RTUNICP uc4 = RTUtf16GetCp(pwsz4); if (uc3 != uc4) { RTPrintf("tstUtf8: FAILURE - RTUtf16GetCpEx and RTUtf16GetCp returned different CPs: %RTunicp != %RTunicp\n", uc3, uc4); whereami(16, pwsz4 - &g_wszAll[0]); g_cErrors++; break; } pwsz4 = RTUtf16NextCp(pwsz4); if (pwsz4 != pwsz3) { RTPrintf("tstUtf8: FAILURE - RTUtf16GetCpEx and RTUtf16GetNext returned different next pointer!\n"); whereami(8, pwsz4 - &g_wszAll[0]); g_cErrors++; break; } /* * putters */ pszPut1 = RTStrPutCp(pszPut1, uc1); if (pszPut1 - pszPut1Base != psz1 - &g_szAll[0]) { RTPrintf("tstUtf8: FAILURE - RTStrPutCp is not at the same offset! %p != %p\n", pszPut1 - pszPut1Base, psz1 - &g_szAll[0]); whereami(8, psz2 - &g_szAll[0]); g_cErrors++; break; } pwszPut2 = RTUtf16PutCp(pwszPut2, uc3); if (pwszPut2 - pwszPut2Base != pwsz3 - &g_wszAll[0]) { RTPrintf("tstUtf8: FAILURE - RTStrPutCp is not at the same offset! %p != %p\n", pwszPut2 - pwszPut2Base, pwsz3 - &g_wszAll[0]); whereami(8, pwsz4 - &g_wszAll[0]); g_cErrors++; break; } /* the end? */ if (!uc1) break; } /* check output if we seems to have made it thru it all. */ if (psz2 == &g_szAll[sizeof(g_szAll)]) { if (mymemcmp(pszPut1Base, g_szAll, sizeof(g_szAll), 8)) { RTPrintf("tstUtf8: FAILURE - RTStrPutCp encoded the string incorrectly.\n"); g_cErrors++; } if (mymemcmp(pwszPut2Base, g_wszAll, sizeof(g_wszAll), 16)) { RTPrintf("tstUtf8: FAILURE - RTUtf16PutCp encoded the string incorrectly.\n"); g_cErrors++; } } RTMemFree(pszPut1Base); RTMemFree(pwszPut2Base); } /** * Check case insensitivity. */ void test3(void) { RTPrintf("tstUtf8: TEST 3\n"); if ( RTUniCpToLower('a') != 'a' || RTUniCpToLower('A') != 'a' || RTUniCpToLower('b') != 'b' || RTUniCpToLower('B') != 'b' || RTUniCpToLower('Z') != 'z' || RTUniCpToLower('z') != 'z' || RTUniCpToUpper('c') != 'C' || RTUniCpToUpper('C') != 'C' || RTUniCpToUpper('z') != 'Z' || RTUniCpToUpper('Z') != 'Z') { RTPrintf("tstUtf8: FAILURE - RTUniToUpper/Lower failed basic tests.\n"); g_cErrors++; } if (RTUtf16ICmp(g_wszAll, g_wszAll)) { RTPrintf("tstUtf8: FAILURE - RTUtf16ICmp failed the basic test.\n"); g_cErrors++; } if (RTUtf16Cmp(g_wszAll, g_wszAll)) { RTPrintf("tstUtf8: FAILURE - RTUtf16Cmp failed the basic test.\n"); g_cErrors++; } 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 }; 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 }; if ( RTUtf16ICmp(s_wszTst1b, s_wszTst1b) || RTUtf16ICmp(s_wszTst1a, s_wszTst1a) || RTUtf16ICmp(s_wszTst1a, s_wszTst1b) || RTUtf16ICmp(s_wszTst1b, s_wszTst1a) ) { RTPrintf("tstUtf8: FAILURE - RTUtf16ICmp failed the alphabet test.\n"); g_cErrors++; } if ( RTUtf16Cmp(s_wszTst1b, s_wszTst1b) || RTUtf16Cmp(s_wszTst1a, s_wszTst1a) || !RTUtf16Cmp(s_wszTst1a, s_wszTst1b) || !RTUtf16Cmp(s_wszTst1b, s_wszTst1a) ) { RTPrintf("tstUtf8: FAILURE - RTUtf16Cmp failed the alphabet test.\n"); g_cErrors++; } } /** * Test the RTStr*Cmp functions. */ void TstRTStrXCmp(void) { RTPrintf("tstUtf8: TEST 4 - RTStr*Cmp\n"); #define CHECK_DIFF(expr, op) \ do \ { \ int iDiff = expr; \ if (!(iDiff op 0)) \ { \ RTPrintf("tstUtf8(%d): failure - %d " #op " 0: %s\n", __LINE__, iDiff, #expr); \ g_cErrors++; \ } \ } while (0) /** @todo test the non-ascii bits. */ CHECK_DIFF(RTStrCmp(NULL, NULL), == ); CHECK_DIFF(RTStrCmp(NULL, ""), < ); CHECK_DIFF(RTStrCmp("", NULL), > ); CHECK_DIFF(RTStrCmp("", ""), == ); CHECK_DIFF(RTStrCmp("abcdef", "abcdef"), == ); CHECK_DIFF(RTStrCmp("abcdef", "abcde"), > ); CHECK_DIFF(RTStrCmp("abcde", "abcdef"), < ); CHECK_DIFF(RTStrCmp("abcdeg", "abcdef"), > ); CHECK_DIFF(RTStrCmp("abcdef", "abcdeg"), < ); CHECK_DIFF(RTStrCmp("abcdeF", "abcdef"), < ); CHECK_DIFF(RTStrCmp("abcdef", "abcdeF"), > ); CHECK_DIFF(RTStrNCmp(NULL, NULL, RTSTR_MAX), == ); CHECK_DIFF(RTStrNCmp(NULL, "", RTSTR_MAX), < ); CHECK_DIFF(RTStrNCmp("", NULL, RTSTR_MAX), > ); CHECK_DIFF(RTStrNCmp("", "", RTSTR_MAX), == ); CHECK_DIFF(RTStrNCmp("abcdef", "abcdef", RTSTR_MAX), == ); CHECK_DIFF(RTStrNCmp("abcdef", "abcde", RTSTR_MAX), > ); CHECK_DIFF(RTStrNCmp("abcde", "abcdef", RTSTR_MAX), < ); CHECK_DIFF(RTStrNCmp("abcdeg", "abcdef", RTSTR_MAX), > ); CHECK_DIFF(RTStrNCmp("abcdef", "abcdeg", RTSTR_MAX), < ); CHECK_DIFF(RTStrNCmp("abcdeF", "abcdef", RTSTR_MAX), < ); CHECK_DIFF(RTStrNCmp("abcdef", "abcdeF", RTSTR_MAX), > ); CHECK_DIFF(RTStrNCmp("abcdef", "fedcba", 0), ==); CHECK_DIFF(RTStrNCmp("abcdef", "abcdeF", 5), ==); CHECK_DIFF(RTStrNCmp("abcdef", "abcdeF", 6), > ); CHECK_DIFF(RTStrICmp(NULL, NULL), == ); CHECK_DIFF(RTStrICmp(NULL, ""), < ); CHECK_DIFF(RTStrICmp("", NULL), > ); CHECK_DIFF(RTStrICmp("", ""), == ); CHECK_DIFF(RTStrICmp("abcdef", "abcdef"), == ); CHECK_DIFF(RTStrICmp("abcdef", "abcde"), > ); CHECK_DIFF(RTStrICmp("abcde", "abcdef"), < ); CHECK_DIFF(RTStrICmp("abcdeg", "abcdef"), > ); CHECK_DIFF(RTStrICmp("abcdef", "abcdeg"), < ); CHECK_DIFF(RTStrICmp("abcdeF", "abcdef"), ==); CHECK_DIFF(RTStrICmp("abcdef", "abcdeF"), ==); CHECK_DIFF(RTStrICmp("ABCDEF", "abcdef"), ==); CHECK_DIFF(RTStrICmp("abcdef", "ABCDEF"), ==); CHECK_DIFF(RTStrICmp("AbCdEf", "aBcDeF"), ==); CHECK_DIFF(RTStrICmp("AbCdEg", "aBcDeF"), > ); CHECK_DIFF(RTStrICmp("AbCdEG", "aBcDef"), > ); /* diff performed on the lower case cp. */ CHECK_DIFF(RTStrNICmp(NULL, NULL, RTSTR_MAX), == ); CHECK_DIFF(RTStrNICmp(NULL, "", RTSTR_MAX), < ); CHECK_DIFF(RTStrNICmp("", NULL, RTSTR_MAX), > ); CHECK_DIFF(RTStrNICmp("", "", RTSTR_MAX), == ); CHECK_DIFF(RTStrNICmp(NULL, NULL, 0), == ); CHECK_DIFF(RTStrNICmp(NULL, "", 0), == ); CHECK_DIFF(RTStrNICmp("", NULL, 0), == ); CHECK_DIFF(RTStrNICmp("", "", 0), == ); CHECK_DIFF(RTStrNICmp("abcdef", "abcdef", RTSTR_MAX), == ); CHECK_DIFF(RTStrNICmp("abcdef", "abcde", RTSTR_MAX), > ); CHECK_DIFF(RTStrNICmp("abcde", "abcdef", RTSTR_MAX), < ); CHECK_DIFF(RTStrNICmp("abcdeg", "abcdef", RTSTR_MAX), > ); CHECK_DIFF(RTStrNICmp("abcdef", "abcdeg", RTSTR_MAX), < ); CHECK_DIFF(RTStrNICmp("abcdeF", "abcdef", RTSTR_MAX), ==); CHECK_DIFF(RTStrNICmp("abcdef", "abcdeF", RTSTR_MAX), ==); CHECK_DIFF(RTStrNICmp("ABCDEF", "abcdef", RTSTR_MAX), ==); CHECK_DIFF(RTStrNICmp("abcdef", "ABCDEF", RTSTR_MAX), ==); CHECK_DIFF(RTStrNICmp("AbCdEf", "aBcDeF", RTSTR_MAX), ==); CHECK_DIFF(RTStrNICmp("AbCdEg", "aBcDeF", RTSTR_MAX), > ); CHECK_DIFF(RTStrNICmp("AbCdEG", "aBcDef", RTSTR_MAX), > ); /* diff performed on the lower case cp. */ CHECK_DIFF(RTStrNICmp("ABCDEF", "fedcba", 0), ==); CHECK_DIFF(RTStrNICmp("AbCdEg", "aBcDeF", 5), ==); CHECK_DIFF(RTStrNICmp("AbCdEf", "aBcDeF", 5), ==); CHECK_DIFF(RTStrNICmp("AbCdE", "aBcDe", 5), ==); CHECK_DIFF(RTStrNICmp("AbCdE", "aBcDeF", 5), ==); CHECK_DIFF(RTStrNICmp("AbCdEf", "aBcDe", 5), ==); CHECK_DIFF(RTStrNICmp("AbCdEg", "aBcDeF", 6), > ); CHECK_DIFF(RTStrNICmp("AbCdEG", "aBcDef", 6), > ); /* diff performed on the lower case cp. */ /* We should continue using byte comparison when we hit the invalid CP. Will assert in debug builds. */ // CHECK_DIFF(RTStrNICmp("AbCd\xff""eg", "aBcD\xff""eF", 6), ==); } /** * Benchmark stuff. */ void Benchmarks(void) { RTPrintf("tstUtf8: BENCHMARKS\n"); static union { RTUTF16 wszBuf[sizeof(g_wszAll)]; char szBuf[sizeof(g_szAll)]; } s_Buf; PRTUTF16 pwsz = &s_Buf.wszBuf[0]; int rc = RTStrToUtf16Ex(&g_szAll[0], RTSTR_MAX, &pwsz, RT_ELEMENTS(s_Buf.wszBuf), NULL); if (RT_SUCCESS(rc)) { int i; uint64_t u64Start = RTTimeNanoTS(); for (i = 0; i < 100; i++) { rc = RTStrToUtf16Ex(&g_szAll[0], RTSTR_MAX, &pwsz, RT_ELEMENTS(s_Buf.wszBuf), NULL); if (RT_FAILURE(rc)) { RTPrintf("tstUtf8: UTF-8 -> UTF-16 benchmark failed at i=%d, rc=%Rrc\n", i, rc); break; } } uint64_t u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstUtf8: UTF-8 -> UTF-16: %d in %RI64ns\n", i, u64Elapsed); } char *psz = &s_Buf.szBuf[0]; rc = RTUtf16ToUtf8Ex(&g_wszAll[0], RTSTR_MAX, &psz, RT_ELEMENTS(s_Buf.szBuf), NULL); if (RT_SUCCESS(rc)) { int i; uint64_t u64Start = RTTimeNanoTS(); for (i = 0; i < 100; i++) { rc = RTUtf16ToUtf8Ex(&g_wszAll[0], RTSTR_MAX, &psz, RT_ELEMENTS(s_Buf.szBuf), NULL); if (RT_FAILURE(rc)) { RTPrintf("tstUtf8: UTF-16 -> UTF-8 benchmark failed at i=%d, rc=%Rrc\n", i, rc); break; } } uint64_t u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstUtf8: UTF-16 -> UTF-8: %d in %RI64ns\n", i, u64Elapsed); } } int main() { RTR3Init(); InitStrings(); test1(); test2(); test3(); TstRTStrXCmp(); Benchmarks(); /* * Summary */ if (!g_cErrors) RTPrintf("tstUtf8: SUCCESS\n"); else RTPrintf("tstUtf8: FAILURE - %d errors!\n", g_cErrors); return !!g_cErrors; }