Sweden-Number/dlls/ddrawex/tests/ddrawex.c

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/*
* Unit tests for ddrawex specific things
*
* 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
*/
#define COBJMACROS
#include <assert.h>
#include "wine/test.h"
#include "windef.h"
#include "winbase.h"
#include "ddraw.h"
#include "ddrawex.h"
#include "unknwn.h"
static IDirectDrawFactory *factory;
static HRESULT (WINAPI *pDllGetClassObject)(REFCLSID rclsid, REFIID riid, LPVOID *ppv);
static IDirectDraw *createDD(void)
{
HRESULT hr;
IDirectDraw *dd;
hr = IDirectDrawFactory_CreateDirectDraw(factory, NULL, NULL, DDSCL_NORMAL, 0,
0, &dd);
ok(hr == DD_OK, "Failed to create an IDirectDraw interface, hr = 0x%08x\n", hr);
return SUCCEEDED(hr) ? dd : NULL;
}
static ULONG get_ref(IUnknown *o)
{
IUnknown_AddRef(o);
return IUnknown_Release(o);
}
static void RefCountTest(void)
{
IDirectDraw *dd1 = createDD();
IDirectDraw2 *dd2;
IDirectDraw3 *dd3;
IDirectDraw4 *dd4;
ULONG ref;
ref = get_ref((IUnknown *) dd1);
ok(ref == 1, "A new ddraw object's refcount is %u, expected 1\n", ref);
IDirectDraw_AddRef(dd1);
ref = get_ref((IUnknown *) dd1);
if (ref == 1)
{
win_skip("Refcounting is broken\n");
IDirectDraw_Release(dd1);
return;
}
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ok(ref == 2, "After AddRef the refcount is %u, expected 2\n", ref);
IDirectDraw_Release(dd1);
ref = get_ref((IUnknown *) dd1);
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ok(ref == 1, "After Release the refcount is %u, expected 1\n", ref);
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IDirectDraw_QueryInterface(dd1, &IID_IDirectDraw2, (void **) &dd2);
ref = get_ref((IUnknown *) dd2);
ok(ref == 2, "IDirectDraw2 refcount is %u, expected 2\n", ref);
IDirectDraw_QueryInterface(dd1, &IID_IDirectDraw3, (void **) &dd3);
ref = get_ref((IUnknown *) dd3);
ok(ref == 3, "IDirectDraw3 refcount is %u, expected 3\n", ref);
IDirectDraw_QueryInterface(dd1, &IID_IDirectDraw4, (void **) &dd4);
ref = get_ref((IUnknown *) dd4);
ok(ref == 4, "IDirectDraw4 refcount is %u, expected 4\n", ref);
IDirectDraw_Release(dd1);
IDirectDraw2_Release(dd2);
IDirectDraw3_Release(dd3);
ref = get_ref((IUnknown *) dd4);
ok(ref == 1, "IDirectDraw4 refcount is %u, expected 1\n", ref);
IDirectDraw4_Release(dd4);
}
START_TEST(ddrawex)
{
IClassFactory *classfactory = NULL;
ULONG ref;
HRESULT hr;
HMODULE hmod = LoadLibrary("ddrawex.dll");
if(hmod == NULL) {
skip("Failed to load ddrawex.dll\n");
return;
}
pDllGetClassObject = (void*)GetProcAddress(hmod, "DllGetClassObject");
if(pDllGetClassObject == NULL) {
skip("Failed to get DllGetClassObject\n");
return;
}
hr = pDllGetClassObject(&CLSID_DirectDrawFactory, &IID_IClassFactory, (void **) &classfactory);
ok(hr == S_OK, "Failed to create a IClassFactory\n");
hr = IClassFactory_CreateInstance(classfactory, NULL, &IID_IDirectDrawFactory, (void **) &factory);
ok(hr == S_OK, "Failed to create a IDirectDrawFactory\n");
RefCountTest();
if(factory) {
ref = IDirectDrawFactory_Release(factory);
ok(ref == 0, "IDirectDrawFactory not cleanly released\n");
}
if(classfactory) {
ref = IClassFactory_Release(classfactory);
todo_wine ok(ref == 1, "IClassFactory refcount wrong, ref = %u\n", ref);
}
}