2 * Unit tests for code page to/from unicode translations
4 * Copyright (c) 2002 Dmitry Timoshkov
5 * Copyright (c) 2008 Colin Finck
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
25 #include "wine/test.h"
30 static const WCHAR foobarW[] = {'f','o','o','b','a','r',0};
32 static void test_destination_buffer(void)
39 SetLastError(0xdeadbeef);
40 needed = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, NULL, 0, NULL, NULL);
41 ok( (needed > 0), "returned %d with %u (expected '> 0')\n",
42 needed, GetLastError());
45 buffer = HeapAlloc(GetProcessHeap(), 0, maxsize);
46 if (buffer == NULL) return;
49 memset(buffer, 'x', maxsize);
50 buffer[maxsize] = '\0';
51 SetLastError(0xdeadbeef);
52 len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, needed+1, NULL, NULL);
53 ok( (len > 0), "returned %d with %u and '%s' (expected '> 0')\n",
54 len, GetLastError(), buffer);
56 memset(buffer, 'x', maxsize);
57 buffer[maxsize] = '\0';
58 SetLastError(0xdeadbeef);
59 len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, needed, NULL, NULL);
60 ok( (len > 0), "returned %d with %u and '%s' (expected '> 0')\n",
61 len, GetLastError(), buffer);
63 memset(buffer, 'x', maxsize);
64 buffer[maxsize] = '\0';
65 SetLastError(0xdeadbeef);
66 len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, needed-1, NULL, NULL);
67 ok( !len && (GetLastError() == ERROR_INSUFFICIENT_BUFFER),
68 "returned %d with %u and '%s' (expected '0' with "
69 "ERROR_INSUFFICIENT_BUFFER)\n", len, GetLastError(), buffer);
71 memset(buffer, 'x', maxsize);
72 buffer[maxsize] = '\0';
73 SetLastError(0xdeadbeef);
74 len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, 1, NULL, NULL);
75 ok( !len && (GetLastError() == ERROR_INSUFFICIENT_BUFFER),
76 "returned %d with %u and '%s' (expected '0' with "
77 "ERROR_INSUFFICIENT_BUFFER)\n", len, GetLastError(), buffer);
79 SetLastError(0xdeadbeef);
80 len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, 0, NULL, NULL);
81 ok( (len > 0), "returned %d with %u (expected '> 0')\n",
84 SetLastError(0xdeadbeef);
85 len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, NULL, needed, NULL, NULL);
86 ok( !len && (GetLastError() == ERROR_INVALID_PARAMETER),
87 "returned %d with %u (expected '0' with "
88 "ERROR_INVALID_PARAMETER)\n", len, GetLastError());
90 HeapFree(GetProcessHeap(), 0, buffer);
94 static void test_null_source(void)
100 len = WideCharToMultiByte(CP_ACP, 0, NULL, 0, NULL, 0, NULL, NULL);
101 GLE = GetLastError();
102 ok(!len && GLE == ERROR_INVALID_PARAMETER,
103 "WideCharToMultiByte returned %d with GLE=%u (expected 0 with ERROR_INVALID_PARAMETER)\n",
107 len = WideCharToMultiByte(CP_ACP, 0, NULL, -1, NULL, 0, NULL, NULL);
108 GLE = GetLastError();
109 ok(!len && GLE == ERROR_INVALID_PARAMETER,
110 "WideCharToMultiByte returned %d with GLE=%u (expected 0 with ERROR_INVALID_PARAMETER)\n",
114 /* lstrcmpW is not supported on Win9x! */
115 static int mylstrcmpW(const WCHAR* str1, const WCHAR* str2)
117 while (*str1 && *str1==*str2) {
124 static void test_negative_source_length(void)
130 /* Test, whether any negative source length works as strlen() + 1 */
131 SetLastError( 0xdeadbeef );
132 memset(buf,'x',sizeof(buf));
133 len = WideCharToMultiByte(CP_ACP, 0, foobarW, -2002, buf, 10, NULL, NULL);
134 ok(len == 7 && !lstrcmpA(buf, "foobar") && GetLastError() == 0xdeadbeef,
135 "WideCharToMultiByte(-2002): len=%d error=%u\n", len, GetLastError());
137 SetLastError( 0xdeadbeef );
138 memset(bufW,'x',sizeof(bufW));
139 len = MultiByteToWideChar(CP_ACP, 0, "foobar", -2002, bufW, 10);
140 ok(len == 7 && !mylstrcmpW(bufW, foobarW) && GetLastError() == 0xdeadbeef,
141 "MultiByteToWideChar(-2002): len=%d error=%u\n", len, GetLastError());
143 SetLastError(0xdeadbeef);
144 memset(bufW, 'x', sizeof(bufW));
145 len = MultiByteToWideChar(CP_ACP, 0, "foobar", -1, bufW, 6);
146 ok(len == 0 && GetLastError() == ERROR_INSUFFICIENT_BUFFER,
147 "MultiByteToWideChar(-1): len=%d error=%u\n", len, GetLastError());
150 #define LONGBUFLEN 100000
151 static void test_negative_dest_length(void)
154 static char buf[LONGBUFLEN];
155 static WCHAR originalW[LONGBUFLEN];
156 static char originalA[LONGBUFLEN];
159 /* Test return on -1 dest length */
160 SetLastError( 0xdeadbeef );
161 memset(buf,'x',sizeof(buf));
162 len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buf, -1, NULL, NULL);
164 ok(len == 0 && GetLastError() == ERROR_INVALID_PARAMETER,
165 "WideCharToMultiByte(destlen -1): len=%d error=%x\n", len, GetLastError());
168 /* Test return on -1000 dest length */
169 SetLastError( 0xdeadbeef );
170 memset(buf,'x',sizeof(buf));
171 len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buf, -1000, NULL, NULL);
173 ok(len == 0 && GetLastError() == ERROR_INVALID_PARAMETER,
174 "WideCharToMultiByte(destlen -1000): len=%d error=%x\n", len, GetLastError());
177 /* Test return on INT_MAX dest length */
178 SetLastError( 0xdeadbeef );
179 memset(buf,'x',sizeof(buf));
180 len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buf, INT_MAX, NULL, NULL);
181 ok(len == 7 && !lstrcmpA(buf, "foobar") && GetLastError() == 0xdeadbeef,
182 "WideCharToMultiByte(destlen INT_MAX): len=%d error=%x\n", len, GetLastError());
184 /* Test return on INT_MAX dest length and very long input */
185 SetLastError( 0xdeadbeef );
186 memset(buf,'x',sizeof(buf));
187 for (i=0; i < LONGBUFLEN - 1; i++) {
191 originalW[LONGBUFLEN-1] = 0;
192 originalA[LONGBUFLEN-1] = 0;
193 len = WideCharToMultiByte(CP_ACP, 0, originalW, -1, buf, INT_MAX, NULL, NULL);
194 theError = GetLastError();
195 ok(len == LONGBUFLEN && !lstrcmpA(buf, originalA) && theError == 0xdeadbeef,
196 "WideCharToMultiByte(srclen %d, destlen INT_MAX): len %d error=%x\n", LONGBUFLEN, len, theError);
200 static void test_overlapped_buffers(void)
202 static const WCHAR strW[] = {'j','u','s','t',' ','a',' ','t','e','s','t',0};
203 static const char strA[] = "just a test";
207 SetLastError(0xdeadbeef);
208 memcpy((WCHAR *)(buf + 1), strW, sizeof(strW));
209 ret = WideCharToMultiByte(CP_ACP, 0, (WCHAR *)(buf + 1), -1, buf, sizeof(buf), NULL, NULL);
210 ok(ret == sizeof(strA), "unexpected ret %d\n", ret);
211 ok(!memcmp(buf, strA, sizeof(strA)), "conversion failed: %s\n", buf);
212 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
215 static void test_string_conversion(LPBOOL bUsedDefaultChar)
220 WCHAR wc1 = 228; /* Western Windows-1252 character */
221 WCHAR wc2 = 1088; /* Russian Windows-1251 character not displayable for Windows-1252 */
222 WCHAR wcs[5] = {'T', 'h', 1088, 'i', 0}; /* String with ASCII characters and a Russian character */
223 WCHAR dbwcs[3] = {28953, 25152, 0}; /* String with Chinese (codepage 950) characters */
225 SetLastError(0xdeadbeef);
226 ret = WideCharToMultiByte(1252, 0, &wc1, 1, &mbc, 1, NULL, bUsedDefaultChar);
227 ok(ret == 1, "ret is %d\n", ret);
228 ok(mbc == -28, "mbc is %d\n", mbc);
229 if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
230 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
232 SetLastError(0xdeadbeef);
233 ret = WideCharToMultiByte(1252, 0, &wc2, 1, &mbc, 1, NULL, bUsedDefaultChar);
234 ok(ret == 1, "ret is %d\n", ret);
235 ok(mbc == 63, "mbc is %d\n", mbc);
236 if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
237 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
239 SetLastError(0xdeadbeef);
240 ret = WideCharToMultiByte(1251, 0, &wc2, 1, &mbc, 1, NULL, bUsedDefaultChar);
241 ok(ret == 1, "ret is %d\n", ret);
242 ok(mbc == -16, "mbc is %d\n", mbc);
243 if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
244 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
246 SetLastError(0xdeadbeef);
247 ret = WideCharToMultiByte(1251, 0, &wc1, 1, &mbc, 1, NULL, bUsedDefaultChar);
248 ok(ret == 1, "ret is %d\n", ret);
249 ok(mbc == 97, "mbc is %d\n", mbc);
250 if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
251 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
253 /* This call triggers the last Win32 error */
254 SetLastError(0xdeadbeef);
255 ret = WideCharToMultiByte(1252, 0, wcs, -1, &mbc, 1, NULL, bUsedDefaultChar);
256 ok(ret == 0, "ret is %d\n", ret);
257 ok(mbc == 84, "mbc is %d\n", mbc);
258 if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
259 ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER, "GetLastError() is %u\n", GetLastError());
261 SetLastError(0xdeadbeef);
262 ret = WideCharToMultiByte(1252, 0, wcs, -1, mbs, sizeof(mbs), NULL, bUsedDefaultChar);
263 ok(ret == 5, "ret is %d\n", ret);
264 ok(!strcmp(mbs, "Th?i"), "mbs is %s\n", mbs);
265 if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
266 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
269 /* WideCharToMultiByte mustn't add any null character automatically.
270 So in this case, we should get the same string again, even if we only copied the first three bytes. */
271 SetLastError(0xdeadbeef);
272 ret = WideCharToMultiByte(1252, 0, wcs, 3, mbs, sizeof(mbs), NULL, bUsedDefaultChar);
273 ok(ret == 3, "ret is %d\n", ret);
274 ok(!strcmp(mbs, "Th?i"), "mbs is %s\n", mbs);
275 if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
276 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
279 /* Now this shouldn't be the case like above as we zeroed the complete string buffer. */
280 SetLastError(0xdeadbeef);
281 ret = WideCharToMultiByte(1252, 0, wcs, 3, mbs, sizeof(mbs), NULL, bUsedDefaultChar);
282 ok(ret == 3, "ret is %d\n", ret);
283 ok(!strcmp(mbs, "Th?"), "mbs is %s\n", mbs);
284 if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
285 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
287 /* Double-byte tests */
288 ret = WideCharToMultiByte(1252, 0, dbwcs, 3, mbs, sizeof(mbs), NULL, bUsedDefaultChar);
289 ok(ret == 3, "ret is %d\n", ret);
290 ok(!strcmp(mbs, "??"), "mbs is %s\n", mbs);
291 if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
293 /* Length-only tests */
294 SetLastError(0xdeadbeef);
295 ret = WideCharToMultiByte(1252, 0, &wc2, 1, NULL, 0, NULL, bUsedDefaultChar);
296 ok(ret == 1, "ret is %d\n", ret);
297 if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
298 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
300 SetLastError(0xdeadbeef);
301 ret = WideCharToMultiByte(1252, 0, wcs, -1, NULL, 0, NULL, bUsedDefaultChar);
302 ok(ret == 5, "ret is %d\n", ret);
303 if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
304 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
306 if (!IsValidCodePage(950))
308 skip("Codepage 950 not available\n");
312 /* Double-byte tests */
313 SetLastError(0xdeadbeef);
314 ret = WideCharToMultiByte(950, 0, dbwcs, -1, mbs, sizeof(mbs), NULL, bUsedDefaultChar);
315 ok(ret == 5, "ret is %d\n", ret);
316 ok(!strcmp(mbs, "µH©Ò"), "mbs is %s\n", mbs);
317 if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
318 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
320 SetLastError(0xdeadbeef);
321 ret = WideCharToMultiByte(950, 0, dbwcs, 1, &mbc, 1, NULL, bUsedDefaultChar);
322 ok(ret == 0, "ret is %d\n", ret);
323 if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
324 ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER, "GetLastError() is %u\n", GetLastError());
327 SetLastError(0xdeadbeef);
328 ret = WideCharToMultiByte(950, 0, dbwcs, 1, mbs, sizeof(mbs), NULL, bUsedDefaultChar);
329 ok(ret == 2, "ret is %d\n", ret);
330 ok(!strcmp(mbs, "µH"), "mbs is %s\n", mbs);
331 if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
332 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
334 /* Length-only tests */
335 SetLastError(0xdeadbeef);
336 ret = WideCharToMultiByte(950, 0, dbwcs, 1, NULL, 0, NULL, bUsedDefaultChar);
337 ok(ret == 2, "ret is %d\n", ret);
338 if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
339 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
341 SetLastError(0xdeadbeef);
342 ret = WideCharToMultiByte(950, 0, dbwcs, -1, NULL, 0, NULL, bUsedDefaultChar);
343 ok(ret == 5, "ret is %d\n", ret);
344 if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
345 ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
350 BOOL bUsedDefaultChar;
352 test_destination_buffer();
354 test_negative_source_length();
355 test_negative_dest_length();
356 test_overlapped_buffers();
358 /* WideCharToMultiByte has two code pathes, test both here */
359 test_string_conversion(NULL);
360 test_string_conversion(&bUsedDefaultChar);