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88 lines
2.9 KiB
C
88 lines
2.9 KiB
C
/*
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* PROJECT: ReactOS API tests
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* LICENSE: LGPL-2.1-or-later (https://spdx.org/licenses/LGPL-2.1-or-later)
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* PURPOSE: Tests for _mbsstr
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* COPYRIGHT: Copyright 2024 Thomas Faber (thomas.faber@reactos.org)
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*/
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#include <apitest.h>
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#include <mbstring.h>
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#define WIN32_NO_STATUS
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#include <pseh/pseh2.h>
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#include <ndk/mmfuncs.h>
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START_TEST(_mbsstr)
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{
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unsigned char *haystack;
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unsigned char *ret;
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/* NULL pointers are not handled */
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StartSeh()
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(void)_mbsstr(NULL, NULL);
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EndSeh(STATUS_ACCESS_VIOLATION);
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StartSeh()
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haystack = (unsigned char *)"hello";
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(void)_mbsstr(haystack, NULL);
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EndSeh(STATUS_ACCESS_VIOLATION);
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StartSeh()
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haystack = (unsigned char *)"";
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(void)_mbsstr(haystack, NULL);
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EndSeh(STATUS_ACCESS_VIOLATION);
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/* Empty needle returns haystack, empty haystack returns NULL... */
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haystack = (unsigned char *)"hello";
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ret = _mbsstr(haystack, (const unsigned char *)"");
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ok(ret == haystack, "ret = %p, haystack = %p\n", ret, haystack);
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haystack = (unsigned char *)"";
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ret = _mbsstr(haystack, (const unsigned char *)"a");
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ok(ret == NULL, "ret = %p, haystack = %p\n", ret, haystack);
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/* ... but if both are empty, behavior differs */
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haystack = (unsigned char *)"";
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ret = _mbsstr(haystack, (const unsigned char *)"");
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#ifdef TEST_CRTDLL
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ok(ret == NULL, "ret = %p, haystack = %p\n", ret, haystack);
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#else
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ok(ret == haystack, "ret = %p, haystack = %p\n", ret, haystack);
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#endif
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/* Simple "found" cases */
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haystack = (unsigned char *)"abcdefg";
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ret = _mbsstr(haystack, (const unsigned char *)"abc");
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ok(ret == haystack, "ret = %p, haystack = %p\n", ret, haystack);
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haystack = (unsigned char *)"abcdefg";
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ret = _mbsstr(haystack, (const unsigned char *)"g");
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ok(ret == haystack + 6, "ret = %p, haystack = %p\n", ret, haystack);
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haystack = (unsigned char *)"abcdefg";
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ret = _mbsstr(haystack, (const unsigned char *)"abcdefg");
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ok(ret == haystack, "ret = %p, haystack = %p\n", ret, haystack);
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/* Simple "not found" cases */
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haystack = (unsigned char *)"abcdefg";
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ret = _mbsstr(haystack, (const unsigned char *)"h");
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ok(ret == NULL, "ret = %p, haystack = %p\n", ret, haystack);
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haystack = (unsigned char *)"abcdefg";
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ret = _mbsstr(haystack, (const unsigned char *)"gh");
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ok(ret == NULL, "ret = %p, haystack = %p\n", ret, haystack);
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haystack = (unsigned char *)"abcdefg";
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ret = _mbsstr(haystack, (const unsigned char *)"abcD");
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ok(ret == NULL, "ret = %p, haystack = %p\n", ret, haystack);
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/* Needle longer than haystack */
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haystack = (unsigned char *)"abcdefg";
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ret = _mbsstr(haystack, (const unsigned char *)"abcdefgh");
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ok(ret == NULL, "ret = %p, haystack = %p\n", ret, haystack);
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haystack = (unsigned char *)"abcdefg";
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ret = _mbsstr(haystack, (const unsigned char *)"xxxxxxxx");
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ok(ret == NULL, "ret = %p, haystack = %p\n", ret, haystack);
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}
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