ntdll/tests: Add test for _snprintf.

This commit is contained in:
Sebastian Lackner 2013-12-16 04:12:18 +01:00 committed by Alexandre Julliard
parent 3c2dc4a7b3
commit 09bb38d12b
1 changed files with 33 additions and 0 deletions

View File

@ -59,6 +59,7 @@ static LPWSTR (WINAPIV *p_wcsrchr)(LPCWSTR, WCHAR);
static void (__cdecl *p_qsort)(void *,size_t,size_t, int(__cdecl *compar)(const void *, const void *) );
static void* (__cdecl *p_bsearch)(void *,void*,size_t,size_t, int(__cdecl *compar)(const void *, const void *) );
static int (__cdecl *p__snprintf)(char *, size_t, const char *, ...);
static void InitFunctionPtrs(void)
@ -96,6 +97,8 @@ static void InitFunctionPtrs(void)
p_wcsrchr= (void *)GetProcAddress(hntdll, "wcsrchr");
p_qsort= (void *)GetProcAddress(hntdll, "qsort");
p_bsearch= (void *)GetProcAddress(hntdll, "bsearch");
p__snprintf = (void *)GetProcAddress(hntdll, "_snprintf");
} /* if */
}
@ -1270,6 +1273,34 @@ static void test_bsearch(void)
}
}
static void test__snprintf(void)
{
const char *origstring = "XXXXXXXXXXXX";
const char *teststring = "hello world";
char buffer[32];
int res;
res = p__snprintf(NULL, 0, teststring);
ok(res == lstrlenA(teststring), "_snprintf returned %d, expected %d.\n", res, lstrlenA(teststring));
res = p__snprintf(NULL, 1, teststring);
ok(res == lstrlenA(teststring) /* WinXP */ || res < 0 /* Vista and greater */,
"_snprintf returned %d, expected %d or < 0.\n", res, lstrlenA(teststring));
res = p__snprintf(buffer, strlen(teststring) - 1, teststring);
ok(res < 0, "_snprintf returned %d, expected < 0.\n", res);
strcpy(buffer, origstring);
res = p__snprintf(buffer, strlen(teststring), teststring);
ok(res == lstrlenA(teststring), "_snprintf returned %d, expected %d.\n", res, lstrlenA(teststring));
ok(!strcmp(buffer, "hello worldX"), "_snprintf returned buffer '%s', expected 'hello worldX'.\n", buffer);
strcpy(buffer, origstring);
res = p__snprintf(buffer, strlen(teststring) + 1, teststring);
ok(res == lstrlenA(teststring), "_snprintf returned %d, expected %d.\n", res, lstrlenA(teststring));
ok(!strcmp(buffer, teststring), "_snprintf returned buffer '%s', expected '%s'.\n", buffer, teststring);
}
START_TEST(string)
{
InitFunctionPtrs();
@ -1304,4 +1335,6 @@ START_TEST(string)
test_qsort();
if (p_bsearch)
test_bsearch();
if (p__snprintf)
test__snprintf();
}