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ntdll/tests: Add a test for qsort() stability. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2018-10-24 16:34:31 +03:00 committed by Alexandre Julliard
parent ed24889dad
commit dd7230d1bc
1 changed files with 30 additions and 0 deletions
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30
dlls/ntdll/tests/string.c
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@ -1189,6 +1189,16 @@ static int __cdecl strcomparefunc(const void *a, const void *b)
return lstrcmpA(*p, *q); return lstrcmpA(*p, *q);
} }
static int __cdecl istrcomparefunc(const void *a, const void *b)
{
const char * const *p = a;
const char * const *q = b;
ok (a != b, "must never get the same pointer\n");
return lstrcmpiA(*p, *q);
}
static void test_qsort(void) static void test_qsort(void)
{ {
int arr[5] = { 23, 42, 8, 4, 16 }; int arr[5] = { 23, 42, 8, 4, 16 };
@ -1202,6 +1212,15 @@ static void test_qsort(void)
"Sorted", "Sorted",
"." "."
}; };
const char *strarr2[7] = {
"Hello",
"Wine",
"World",
"!",
"wine",
"Sorted",
"WINE"
};
p_qsort ((void*)arr, 0, sizeof(int), intcomparefunc); p_qsort ((void*)arr, 0, sizeof(int), intcomparefunc);
ok(arr[0] == 23, "badly sorted, nmemb=0, arr[0] is %d\n", arr[0]); ok(arr[0] == 23, "badly sorted, nmemb=0, arr[0] is %d\n", arr[0]);
@ -1246,6 +1265,17 @@ static void test_qsort(void)
ok(!strcmp(strarr[4],"Sorted"), "badly sorted, strarr[4] is %s\n", strarr[4]); ok(!strcmp(strarr[4],"Sorted"), "badly sorted, strarr[4] is %s\n", strarr[4]);
ok(!strcmp(strarr[5],"Wine"), "badly sorted, strarr[5] is %s\n", strarr[5]); ok(!strcmp(strarr[5],"Wine"), "badly sorted, strarr[5] is %s\n", strarr[5]);
ok(!strcmp(strarr[6],"World"), "badly sorted, strarr[6] is %s\n", strarr[6]); ok(!strcmp(strarr[6],"World"), "badly sorted, strarr[6] is %s\n", strarr[6]);
p_qsort ((void*)strarr2, 7, sizeof(char*), istrcomparefunc);
ok(!strcmp(strarr2[0], "!"), "badly sorted, strar2r[0] is %s\n", strarr2[0]);
ok(!strcmp(strarr2[1], "Hello"), "badly sorted, strarr2[1] is %s\n", strarr2[1]);
ok(!strcmp(strarr2[2], "Sorted"), "badly sorted, strarr2[2] is %s\n", strarr2[2]);
todo_wine {
ok(!strcmp(strarr2[3], "wine"), "badly sorted, strarr2[3] is %s\n", strarr2[3]);
ok(!strcmp(strarr2[4], "WINE"), "badly sorted, strarr2[4] is %s\n", strarr2[4]);
ok(!strcmp(strarr2[5], "Wine"), "badly sorted, strarr2[5] is %s\n", strarr2[5]);
}
ok(!strcmp(strarr2[6], "World"), "badly sorted, strarr2[6] is %s\n", strarr2[6]);
} }
static void test_bsearch(void) static void test_bsearch(void)