1 /* 2 * PROJECT: ReactOS API tests 3 * LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later) 4 * PURPOSE: Tests for wctomb 5 * COPYRIGHT: Copyright 2020 Bișoc George <george.bisoc@reactos.org> 6 */ 7 8 #include <apitest.h> 9 #include <apitest_guard.h> 10 11 #define WIN32_NO_STATUS 12 #include <stdio.h> 13 #include <stdlib.h> 14 #include <errno.h> 15 #include <locale.h> 16 17 unsigned int cdecl ___lc_codepage_func(void); 18 19 START_TEST(wctomb) 20 { 21 int Length; 22 char *chDest; 23 char *loc; 24 unsigned int codepage = ___lc_codepage_func(); 25 wchar_t wchSrc[2] = {L'R', 0414}; // 0414 corresponds to a Russian character in Windows-1251 26 27 chDest = AllocateGuarded(sizeof(*chDest)); 28 if (!chDest) 29 { 30 skip("Buffer allocation failed!\n"); 31 return; 32 } 33 34 /* Output the current locale of the system and codepage for comparison between ReactOS and Windows */ 35 loc = setlocale(LC_ALL, NULL); 36 printf("The current codepage of your system tested is (%u) and locale (%s).\n\n", codepage, loc); 37 38 /* Do not give output to the caller */ 39 Length = wctomb(NULL, 0); 40 ok(Length == 0, "Expected no characters to be converted (because the output argument is refused) but got %d\n.", Length); 41 42 /* Do the same but expect a valid wide character argument this time */ 43 Length = wctomb(NULL, wchSrc[0]); 44 ok(Length == 0, "Expected no characters to be converted (because the output argument is refused) but got %d\n.", Length); 45 46 /* Don't return anything to the output even if conversion is impossible */ 47 Length = wctomb(NULL, wchSrc[1]); 48 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); 49 ok(Length == 0, "Expected no characters to be converted (because the output argument is refused) but got %d\n.", Length); 50 51 /* Attempt to convert a character not possible in current locale */ 52 Length = wctomb(chDest, wchSrc[1]); 53 ok(Length == -1, "The conversion is not possible in current locale but got %d as returned value.\n", Length); 54 ok(errno == EILSEQ, "EILSEQ is expected in an illegal sequence conversion but got %d.\n", errno); 55 56 /* Return a null wide character to the destination argument */ 57 Length = wctomb(chDest, 0); 58 ok(Length == 1, "Expected one character to be converted (the null character) but got %d.\n", Length); 59 ok_int(chDest[0], '\0'); 60 61 /* Get the converted output and validate what we should get */ 62 Length = wctomb(chDest, wchSrc[0]); 63 ok(Length == 1, "Expected one character to be converted but got %d.\n", Length); 64 ok_int(chDest[0], 'R'); 65 66 FreeGuarded(chDest); 67 } 68