Sweden-Number/dlls/kernelbase/tests/sync.c

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/*
* Synchronization tests
*
* Copyright 2018 Daniel Lehman
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include <windef.h>
#include <winbase.h>
#include <stdlib.h>
#include <winerror.h>
#include "wine/test.h"
static BOOL (WINAPI *pWaitOnAddress)(volatile void *, void *, SIZE_T, DWORD);
static void (WINAPI *pWakeByAddressAll)(void *);
static void (WINAPI *pWakeByAddressSingle)(void *);
static LONG address;
static DWORD WINAPI test_WaitOnAddress_func(void *arg)
{
BOOL ret = FALSE;
LONG compare;
do
{
while (!(compare = address))
{
SetLastError(0xdeadbeef);
ret = pWaitOnAddress(&address, &compare, sizeof(compare), INFINITE);
ok(ret, "wait failed\n");
ok(GetLastError() == 0xdeadbeef || broken(GetLastError() == ERROR_SUCCESS) /* Win 8 */,
"got error %d\n", GetLastError());
}
} while (InterlockedCompareExchange(&address, compare - 1, compare) != compare);
return 0;
}
static void test_WaitOnAddress(void)
{
DWORD gle, val, nthreads;
HANDLE threads[8];
LONG compare;
BOOL ret;
int i;
if (!pWaitOnAddress)
{
win_skip("WaitOnAddress not supported, skipping test\n");
return;
}
address = 0;
compare = 0;
if (0) /* crash on Windows */
{
ret = pWaitOnAddress(&address, NULL, 4, 0);
ret = pWaitOnAddress(NULL, &compare, 4, 0);
}
/* invalid arguments */
SetLastError(0xdeadbeef);
pWakeByAddressSingle(NULL);
gle = GetLastError();
ok(gle == 0xdeadbeef, "got %d\n", gle);
SetLastError(0xdeadbeef);
pWakeByAddressAll(NULL);
gle = GetLastError();
ok(gle == 0xdeadbeef, "got %d\n", gle);
SetLastError(0xdeadbeef);
ret = pWaitOnAddress(NULL, NULL, 0, 0);
gle = GetLastError();
ok(gle == ERROR_INVALID_PARAMETER, "got %d\n", gle);
ok(!ret, "got %d\n", ret);
address = 0;
compare = 0;
SetLastError(0xdeadbeef);
ret = pWaitOnAddress(&address, &compare, 5, 0);
gle = GetLastError();
ok(gle == ERROR_INVALID_PARAMETER, "got %d\n", gle);
ok(!ret, "got %d\n", ret);
ok(address == 0, "got %s\n", wine_dbgstr_longlong(address));
ok(compare == 0, "got %s\n", wine_dbgstr_longlong(compare));
/* no waiters */
address = 0;
SetLastError(0xdeadbeef);
pWakeByAddressSingle(&address);
gle = GetLastError();
ok(gle == 0xdeadbeef, "got %d\n", gle);
ok(address == 0, "got %s\n", wine_dbgstr_longlong(address));
SetLastError(0xdeadbeef);
pWakeByAddressAll(&address);
gle = GetLastError();
ok(gle == 0xdeadbeef, "got %d\n", gle);
ok(address == 0, "got %s\n", wine_dbgstr_longlong(address));
/* different address size */
address = 0;
compare = 0xff00;
SetLastError(0xdeadbeef);
ret = pWaitOnAddress(&address, &compare, 2, 0);
gle = GetLastError();
ok(gle == 0xdeadbeef || broken(gle == ERROR_SUCCESS) /* Win 8 */, "got %d\n", gle);
ok(ret, "got %d\n", ret);
SetLastError(0xdeadbeef);
ret = pWaitOnAddress(&address, &compare, 1, 0);
gle = GetLastError();
ok(gle == ERROR_TIMEOUT, "got %d\n", gle);
ok(!ret, "got %d\n", ret);
/* simple wait case */
address = 0;
compare = 1;
SetLastError(0xdeadbeef);
ret = pWaitOnAddress(&address, &compare, 4, 0);
gle = GetLastError();
ok(gle == 0xdeadbeef || broken(gle == ERROR_SUCCESS) /* Win 8 */, "got %d\n", gle);
ok(ret, "got %d\n", ret);
/* WakeByAddressAll */
address = 0;
for (i = 0; i < ARRAY_SIZE(threads); i++)
threads[i] = CreateThread(NULL, 0, test_WaitOnAddress_func, NULL, 0, NULL);
Sleep(100);
address = ARRAY_SIZE(threads);
pWakeByAddressAll(&address);
val = WaitForMultipleObjects(ARRAY_SIZE(threads), threads, TRUE, 5000);
ok(val == WAIT_OBJECT_0, "got %d\n", val);
for (i = 0; i < ARRAY_SIZE(threads); i++)
CloseHandle(threads[i]);
ok(!address, "got unexpected value %s\n", wine_dbgstr_longlong(address));
/* WakeByAddressSingle */
address = 0;
for (i = 0; i < ARRAY_SIZE(threads); i++)
threads[i] = CreateThread(NULL, 0, test_WaitOnAddress_func, NULL, 0, NULL);
Sleep(100);
nthreads = ARRAY_SIZE(threads);
address = ARRAY_SIZE(threads);
while (nthreads)
{
pWakeByAddressSingle(&address);
val = WaitForMultipleObjects(nthreads, threads, FALSE, 2000);
ok(val < WAIT_OBJECT_0 + nthreads, "got %u\n", val);
CloseHandle(threads[val]);
memmove(&threads[val], &threads[val+1], (nthreads - val - 1) * sizeof(threads[0]));
nthreads--;
}
ok(!address, "got unexpected value %s\n", wine_dbgstr_longlong(address));
}
static void test_Sleep(void)
{
LARGE_INTEGER frequency;
LARGE_INTEGER t1, t2;
double elapsed_time;
BOOL ret;
int i;
ret = QueryPerformanceFrequency(&frequency);
ok(ret, "QueryPerformanceFrequency failed\n");
ret = QueryPerformanceCounter(&t1);
ok(ret, "QueryPerformanceCounter failed\n");
for (i = 0; i < 100; i++) {
Sleep(1);
}
ret = QueryPerformanceCounter(&t2);
ok(ret, "QueryPerformanceCounter failed\n");
elapsed_time = (t2.QuadPart - t1.QuadPart) / (double)frequency.QuadPart;
todo_wine ok(elapsed_time >= 1.5 && elapsed_time <= 4.0, "got %f\n", elapsed_time);
}
START_TEST(sync)
{
HMODULE hmod;
hmod = LoadLibraryA("kernel32.dll");
pWaitOnAddress = (void *)GetProcAddress(hmod, "WaitOnAddress");
ok(!pWaitOnAddress, "expected only in kernelbase.dll\n");
hmod = LoadLibraryA("kernelbase.dll");
pWaitOnAddress = (void *)GetProcAddress(hmod, "WaitOnAddress");
pWakeByAddressAll = (void *)GetProcAddress(hmod, "WakeByAddressAll");
pWakeByAddressSingle = (void *)GetProcAddress(hmod, "WakeByAddressSingle");
test_WaitOnAddress();
test_Sleep();
}