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72 lines
2.7 KiB
C
72 lines
2.7 KiB
C
/*
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* PROJECT: ReactOS API tests
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* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
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* PURPOSE: Tests for wctomb
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* COPYRIGHT: Copyright 2020 George Bișoc <george.bisoc@reactos.org>
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*/
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#include <apitest.h>
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#include <apitest_guard.h>
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#define WIN32_NO_STATUS
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#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <locale.h>
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#ifdef TEST_STATIC_CRT
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#define todo_static todo_if(1)
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#else
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#define todo_static
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#endif
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START_TEST(wctomb)
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{
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int Length;
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char *chDest;
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char *loc;
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unsigned int codepage = ___lc_codepage_func();
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wchar_t wchSrc[2] = {L'R', 0414}; // 0414 corresponds to a Russian character in Windows-1251
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chDest = AllocateGuarded(sizeof(*chDest));
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if (!chDest)
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{
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skip("Buffer allocation failed!\n");
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return;
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}
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/* Output the current locale of the system and codepage for comparison between ReactOS and Windows */
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loc = setlocale(LC_ALL, NULL);
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printf("The current codepage of your system tested is (%u) and locale (%s).\n\n", codepage, loc);
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/* Do not give output to the caller */
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Length = wctomb(NULL, 0);
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todo_static ok(Length == 0, "Expected no characters to be converted (because the output argument is refused) but got %d.\n", Length);
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/* Do the same but expect a valid wide character argument this time */
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Length = wctomb(NULL, wchSrc[0]);
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todo_static ok(Length == 0, "Expected no characters to be converted (because the output argument is refused) but got %d.\n", Length);
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/* Don't return anything to the output even if conversion is impossible */
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Length = wctomb(NULL, wchSrc[1]);
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ok(errno == 0, "The error number (errno) should be 0 even though an invalid character in current locale is given but got %d.\n", errno);
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todo_static ok(Length == 0, "Expected no characters to be converted (because the output argument is refused) but got %d.\n", Length);
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/* Attempt to convert a character not possible in current locale */
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Length = wctomb(chDest, wchSrc[1]);
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todo_static ok(Length == -1, "The conversion is not possible in current locale but got %d as returned value.\n", Length);
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todo_static ok(errno == EILSEQ, "EILSEQ is expected in an illegal sequence conversion but got %d.\n", errno);
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/* Return a null wide character to the destination argument */
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Length = wctomb(chDest, 0);
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ok(Length == 1, "Expected one character to be converted (the null character) but got %d.\n", Length);
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ok_int(chDest[0], '\0');
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/* Get the converted output and validate what we should get */
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Length = wctomb(chDest, wchSrc[0]);
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ok(Length == 1, "Expected one character to be converted but got %d.\n", Length);
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ok_int(chDest[0], 'R');
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FreeGuarded(chDest);
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}
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