| 1 | /* $Id: tstRTStrAlloc.cpp 33285 2010-10-21 09:41:51Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT Testcase - String allocation APIs and related manipulators.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2010 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 | /*******************************************************************************
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| 28 | * Header Files *
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| 29 | *******************************************************************************/
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| 30 | #include <iprt/string.h>
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| 31 |
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| 32 | #include <iprt/asm.h>
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| 33 | #include <iprt/err.h>
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| 34 | #include <iprt/test.h>
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| 35 |
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| 36 |
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| 37 | /**
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| 38 | * Basic API checks.
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| 39 | * We'll return if any of these fails.
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| 40 | */
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| 41 | static void tst1(void)
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| 42 | {
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| 43 | RTTestISub("Basics");
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| 44 | char *psz;
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| 45 | int rc = VINF_SUCCESS;
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| 46 |
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| 47 | /* RTStrAlloc */
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| 48 | RTTESTI_CHECK(psz = RTStrAlloc(0));
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| 49 | RTTESTI_CHECK(psz && !*psz);
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| 50 | RTStrFree(psz);
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| 51 |
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| 52 | RTTESTI_CHECK(psz = RTStrAlloc(1));
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| 53 | RTTESTI_CHECK(psz && !*psz);
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| 54 | RTStrFree(psz);
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| 55 |
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| 56 | RTTESTI_CHECK(psz = RTStrAlloc(128));
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| 57 | RTTESTI_CHECK(psz && !*psz);
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| 58 | RTStrFree(psz);
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| 59 |
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| 60 | /* RTStrAllocEx */
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| 61 | psz = (char*)"asdfasdf";
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| 62 | RTTESTI_CHECK_RC(RTStrAllocEx(&psz, 0), VINF_SUCCESS);
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| 63 | RTTESTI_CHECK(psz && !*psz);
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| 64 | RTStrFree(psz);
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| 65 |
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| 66 | RTTESTI_CHECK_RC(RTStrAllocEx(&psz, 1), VINF_SUCCESS);
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| 67 | RTTESTI_CHECK(psz && !*psz);
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| 68 | RTStrFree(psz);
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| 69 |
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| 70 | RTTESTI_CHECK_RC(RTStrAllocEx(&psz, 128), VINF_SUCCESS);
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| 71 | RTTESTI_CHECK(psz && !*psz);
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| 72 | RTStrFree(psz);
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| 73 |
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| 74 | /* RTStrRealloc */
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| 75 | psz = NULL;
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| 76 | RTTESTI_CHECK_RC(RTStrRealloc(&psz, 10), VINF_SUCCESS);
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| 77 | RTTESTI_CHECK(psz && !psz[0]);
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| 78 | RTTESTI_CHECK(psz && !psz[9]);
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| 79 | RTStrFree(psz);
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| 80 |
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| 81 | psz = NULL;
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| 82 | RTTESTI_CHECK_RC(RTStrRealloc(&psz, 0), VINF_SUCCESS);
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| 83 | RTTESTI_CHECK(!psz);
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| 84 |
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| 85 | psz = NULL;
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| 86 | RTTESTI_CHECK_RC(RTStrRealloc(&psz, 128), VINF_SUCCESS);
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| 87 | RTTESTI_CHECK(psz && !psz[0]);
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| 88 | RTTESTI_CHECK(psz && !psz[127]);
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| 89 | if (psz)
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| 90 | {
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| 91 | memset(psz, 'a', 127);
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| 92 | RTTESTI_CHECK_RC(rc = RTStrRealloc(&psz, 160), VINF_SUCCESS);
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| 93 | if (RT_SUCCESS(rc) && psz)
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| 94 | {
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| 95 | RTTESTI_CHECK(!psz[127]);
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| 96 | RTTESTI_CHECK(!psz[159]);
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| 97 | RTTESTI_CHECK(ASMMemIsAll8(psz, 127, 'a') == NULL);
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| 98 | memset(psz, 'b', 159);
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| 99 |
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| 100 | RTTESTI_CHECK_RC(rc = RTStrRealloc(&psz, 79), VINF_SUCCESS);
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| 101 | if (RT_SUCCESS(rc))
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| 102 | {
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| 103 | RTTESTI_CHECK(!psz[78]);
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| 104 | RTTESTI_CHECK(ASMMemIsAll8(psz, 78, 'b') == NULL);
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| 105 |
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| 106 | RTTESTI_CHECK_RC(rc = RTStrRealloc(&psz, 0), VINF_SUCCESS);
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| 107 | RTTESTI_CHECK(!psz);
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| 108 | }
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| 109 | }
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| 110 | }
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| 111 | RTStrFree(psz);
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| 112 |
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| 113 | /* RTStrDup */
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| 114 | RTTESTI_CHECK(psz = RTStrDup(""));
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| 115 | RTTESTI_CHECK(psz && *psz == '\0');
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| 116 | RTStrFree(psz);
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| 117 |
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| 118 | RTTESTI_CHECK(psz = RTStrDup("abcdefghijklmnop"));
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| 119 | RTTESTI_CHECK(!RTStrCmp(psz, "abcdefghijklmnop"));
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| 120 | RTStrFree(psz);
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| 121 |
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| 122 | /* RTStrDupEx */
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| 123 | psz = NULL;
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| 124 | RTTESTI_CHECK_RC(RTStrDupEx(&psz, ""), VINF_SUCCESS);
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| 125 | RTTESTI_CHECK(RT_FAILURE(rc) || *psz == '\0');
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| 126 | if (RT_SUCCESS(rc))
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| 127 | RTStrFree(psz);
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| 128 |
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| 129 | psz = (char*)"asdfasdfasdfasdf";
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| 130 | RTTESTI_CHECK_RC(rc = RTStrDupEx(&psz, "abcdefghijklmnop"), VINF_SUCCESS);
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| 131 | RTTESTI_CHECK(RT_FAILURE(rc) || !RTStrCmp(psz, "abcdefghijklmnop"));
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| 132 | if (RT_SUCCESS(rc))
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| 133 | RTStrFree(psz);
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| 134 |
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| 135 | /* RTStrDupN */
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| 136 | RTTESTI_CHECK(psz = RTStrDupN("abcdefg", 3));
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| 137 | RTTESTI_CHECK(!RTStrCmp(psz, "abc"));
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| 138 | RTStrFree(psz);
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| 139 |
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| 140 | RTTESTI_CHECK(psz = RTStrDupN("abc", 100000));
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| 141 | RTTESTI_CHECK(!RTStrCmp(psz, "abc"));
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| 142 | RTStrFree(psz);
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| 143 |
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| 144 | RTTESTI_CHECK(psz = RTStrDupN("abc", 0));
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| 145 | RTTESTI_CHECK(psz && *psz == '\0');
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| 146 | RTStrFree(psz);
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| 147 |
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| 148 | /* RTStrAAppend */
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| 149 | RTTESTI_CHECK(psz = RTStrDup("abc"));
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| 150 | RTTESTI_CHECK_RC(RTStrAAppend(&psz, "def"), VINF_SUCCESS);
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| 151 | RTTESTI_CHECK(!RTStrCmp(psz, "abcdef"));
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| 152 | RTStrFree(psz);
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| 153 |
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| 154 | RTTESTI_CHECK(psz = RTStrDup("abc"));
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| 155 | RTTESTI_CHECK_RC(RTStrAAppend(&psz, ""), VINF_SUCCESS);
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| 156 | RTTESTI_CHECK(!RTStrCmp(psz, "abc"));
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| 157 | RTTESTI_CHECK_RC(RTStrAAppend(&psz, NULL), VINF_SUCCESS);
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| 158 | RTTESTI_CHECK(!RTStrCmp(psz, "abc"));
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| 159 | RTStrFree(psz);
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| 160 |
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| 161 | psz = NULL;
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| 162 | RTTESTI_CHECK_RC(RTStrAAppend(&psz, "xyz"), VINF_SUCCESS);
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| 163 | RTTESTI_CHECK(!RTStrCmp(psz, "xyz"));
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| 164 | RTStrFree(psz);
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| 165 |
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| 166 | /* RTStrAAppendN */
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| 167 | RTTESTI_CHECK(psz = RTStrDup("abc"));
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| 168 | RTTESTI_CHECK_RC(RTStrAAppendN(&psz, "def", 1), VINF_SUCCESS);
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| 169 | RTTESTI_CHECK(!RTStrCmp(psz, "abcd"));
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| 170 | RTStrFree(psz);
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| 171 |
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| 172 | RTTESTI_CHECK(psz = RTStrDup("abc"));
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| 173 | RTTESTI_CHECK_RC(RTStrAAppendN(&psz, "", 0), VINF_SUCCESS);
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| 174 | RTTESTI_CHECK(!RTStrCmp(psz, "abc"));
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| 175 | RTTESTI_CHECK_RC(RTStrAAppendN(&psz, "", RTSTR_MAX), VINF_SUCCESS);
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| 176 | RTTESTI_CHECK(!RTStrCmp(psz, "abc"));
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| 177 | RTTESTI_CHECK_RC(RTStrAAppendN(&psz, NULL, 0), VINF_SUCCESS);
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| 178 | RTTESTI_CHECK(!RTStrCmp(psz, "abc"));
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| 179 | RTStrFree(psz);
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| 180 |
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| 181 | psz = NULL;
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| 182 | RTTESTI_CHECK_RC(RTStrAAppendN(&psz, "abc", 2), VINF_SUCCESS);
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| 183 | RTTESTI_CHECK(!RTStrCmp(psz, "ab"));
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| 184 | RTTESTI_CHECK_RC(RTStrAAppendN(&psz, "cdefghijklm", 1), VINF_SUCCESS);
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| 185 | RTTESTI_CHECK(!RTStrCmp(psz, "abc"));
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| 186 | RTTESTI_CHECK_RC(RTStrAAppendN(&psz, "defghijklm", RTSTR_MAX), VINF_SUCCESS);
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| 187 | RTTESTI_CHECK(!RTStrCmp(psz, "abcdefghijklm"));
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| 188 | RTStrFree(psz);
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| 189 |
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| 190 | /* RTStrAAppendExN / RTStrAAppendExNV */
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| 191 | psz = NULL;
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| 192 | RTTESTI_CHECK_RC(RTStrAAppendExN(&psz, 5, "a", 1, "bc", 1, "cdefg", RTSTR_MAX, "hijkl", 2, "jklmnopqrstuvwxyz", RTSTR_MAX), VINF_SUCCESS);
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| 193 | RTTESTI_CHECK(!RTStrCmp(psz, "abcdefghijklmnopqrstuvwxyz"));
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| 194 | RTTESTI_CHECK_RC(RTStrAAppendExN(&psz, 0), VINF_SUCCESS);
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| 195 | RTTESTI_CHECK(!RTStrCmp(psz, "abcdefghijklmnopqrstuvwxyz"));
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| 196 | RTTESTI_CHECK_RC(RTStrAAppendExN(&psz, 2, NULL, 0, "", 0), VINF_SUCCESS);
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| 197 | RTTESTI_CHECK(!RTStrCmp(psz, "abcdefghijklmnopqrstuvwxyz"));
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| 198 | RTTESTI_CHECK_RC(RTStrAAppendExN(&psz, 1, "-", 1), VINF_SUCCESS);
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| 199 | RTTESTI_CHECK(!RTStrCmp(psz, "abcdefghijklmnopqrstuvwxyz-"));
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| 200 | RTStrFree(psz);
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| 201 |
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| 202 | /* RTStrATruncate */
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| 203 | psz = NULL;
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| 204 | RTTESTI_CHECK_RC(RTStrATruncate(&psz, 0), VINF_SUCCESS);
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| 205 | RTTESTI_CHECK(!psz);
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| 206 |
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| 207 | RTTESTI_CHECK(psz = RTStrDup(""));
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| 208 | RTTESTI_CHECK_RC(RTStrATruncate(&psz, 0), VINF_SUCCESS);
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| 209 | RTStrFree(psz);
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| 210 |
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| 211 | RTTESTI_CHECK(psz = RTStrDup("1234567890"));
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| 212 | RTTESTI_CHECK_RC(RTStrATruncate(&psz, 5), VINF_SUCCESS);
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| 213 | RTTESTI_CHECK(!RTStrCmp(psz, "12345"));
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| 214 | RTStrFree(psz);
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| 215 |
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| 216 | psz = NULL;
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| 217 | for (uint32_t i = 0; i < 128; i++)
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| 218 | RTTESTI_CHECK_RC_RETV(RTStrAAppend(&psz, "abcdefghijklmnopqrstuvwxyz"), VINF_SUCCESS);
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| 219 | RTTESTI_CHECK_RC(RTStrATruncate(&psz, sizeof("abcdefghijklmnopqrstuvwxyz") - 1), VINF_SUCCESS);
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| 220 | RTTESTI_CHECK(!RTStrCmp(psz, "abcdefghijklmnopqrstuvwxyz"));
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| 221 | RTTESTI_CHECK_RC(RTStrATruncate(&psz, 6), VINF_SUCCESS);
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| 222 | RTTESTI_CHECK(!RTStrCmp(psz, "abcdef"));
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| 223 | RTTESTI_CHECK_RC(RTStrATruncate(&psz, 1), VINF_SUCCESS);
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| 224 | RTTESTI_CHECK(!RTStrCmp(psz, "a"));
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| 225 | RTTESTI_CHECK_RC(RTStrATruncate(&psz, 0), VINF_SUCCESS);
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| 226 | RTTESTI_CHECK(!RTStrCmp(psz, ""));
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| 227 | RTStrFree(psz);
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| 228 |
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| 229 | }
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| 230 |
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| 231 |
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| 232 | int main()
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| 233 | {
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| 234 | RTTEST hTest;
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| 235 | int rc = RTTestInitAndCreate("tstRTStrAlloc", &hTest);
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| 236 | if (rc)
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| 237 | return rc;
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| 238 | RTTestBanner(hTest);
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| 239 |
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| 240 | tst1();
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| 241 |
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| 242 | return RTTestSummaryAndDestroy(hTest);
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| 243 | }
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| 244 |
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