wine/dlls/sti/tests/sti.c

248 lines
8.5 KiB
C

/*
* General still image implementation
*
* Copyright 2009 Damjan Jovanovic
*
* 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 <assert.h>
#include "windef.h"
#include "winbase.h"
#define COBJMACROS
#include <initguid.h>
#include <sti.h>
#include <guiddef.h>
#include <devguid.h>
#include <stdio.h>
#include "wine/test.h"
static HMODULE sti_dll;
static HRESULT (WINAPI *pStiCreateInstance)(HINSTANCE,DWORD,PSTIW*,LPUNKNOWN);
static HRESULT (WINAPI *pStiCreateInstanceA)(HINSTANCE,DWORD,PSTIA*,LPUNKNOWN);
static HRESULT (WINAPI *pStiCreateInstanceW)(HINSTANCE,DWORD,PSTIW*,LPUNKNOWN);
static BOOL aggregator_addref_called;
static HRESULT WINAPI aggregator_QueryInterface(IUnknown *iface, REFIID riid, void **ppvObject)
{
return E_NOTIMPL;
}
static ULONG WINAPI aggregator_AddRef(IUnknown *iface)
{
aggregator_addref_called = TRUE;
return 2;
}
static ULONG WINAPI aggregator_Release(IUnknown *iface)
{
return 1;
}
static struct IUnknownVtbl aggregator_vtbl =
{
aggregator_QueryInterface,
aggregator_AddRef,
aggregator_Release
};
static BOOL init_function_pointers(void)
{
sti_dll = LoadLibrary("sti.dll");
if (sti_dll)
{
pStiCreateInstance = (void*)
GetProcAddress(sti_dll, "StiCreateInstance");
pStiCreateInstanceA = (void*)
GetProcAddress(sti_dll, "StiCreateInstanceA");
pStiCreateInstanceW = (void*)
GetProcAddress(sti_dll, "StiCreateInstanceW");
return TRUE;
}
return FALSE;
}
static void test_version_flag_versus_aw(void)
{
HRESULT hr;
/* Who wins, the STI_VERSION_FLAG_UNICODE or the A/W function? And what about the neutral StiCreateInstance function? */
if (pStiCreateInstance)
{
PSTIW pStiW;
hr = pStiCreateInstance(GetModuleHandle(NULL), STI_VERSION_REAL, &pStiW, NULL);
if (SUCCEEDED(hr))
{
IUnknown *pUnknown;
hr = IUnknown_QueryInterface((IUnknown*)pStiW, &IID_IStillImageW, (void**)&pUnknown);
if (SUCCEEDED(hr))
{
ok(pUnknown == (IUnknown*)pStiW, "created interface was not IID_IStillImageW\n");
IUnknown_Release(pUnknown);
}
IUnknown_Release((IUnknown*)pStiW);
}
else
ok(0, "could not create StillImageA, hr = 0x%X\n", hr);
hr = pStiCreateInstance(GetModuleHandle(NULL), STI_VERSION_REAL | STI_VERSION_FLAG_UNICODE, &pStiW, NULL);
if (SUCCEEDED(hr))
{
IUnknown *pUnknown;
hr = IUnknown_QueryInterface((IUnknown*)pStiW, &IID_IStillImageW, (void**)&pUnknown);
if (SUCCEEDED(hr))
{
ok(pUnknown == (IUnknown*)pStiW, "created interface was not IID_IStillImageW\n");
IUnknown_Release(pUnknown);
}
IUnknown_Release((IUnknown*)pStiW);
}
else
ok(0, "could not create StillImageW, hr = 0x%X\n", hr);
}
else
skip("No StiCreateInstance function\n");
if (pStiCreateInstanceA)
{
PSTIA pStiA;
hr = pStiCreateInstanceA(GetModuleHandle(NULL), STI_VERSION_REAL | STI_VERSION_FLAG_UNICODE, &pStiA, NULL);
if (SUCCEEDED(hr))
{
IUnknown *pUnknown;
hr = IUnknown_QueryInterface((IUnknown*)pStiA, &IID_IStillImageA, (void**)&pUnknown);
if (SUCCEEDED(hr))
{
ok(pUnknown == (IUnknown*)pStiA, "created interface was not IID_IStillImageA\n");
IUnknown_Release(pUnknown);
}
IUnknown_Release((IUnknown*)pStiA);
}
else
todo_wine ok(0, "could not create StillImageA, hr = 0x%X\n", hr);
}
else
skip("No StiCreateInstanceA function\n");
if (pStiCreateInstanceW)
{
PSTIW pStiW;
hr = pStiCreateInstanceW(GetModuleHandle(NULL), STI_VERSION_REAL, &pStiW, NULL);
if (SUCCEEDED(hr))
{
IUnknown *pUnknown;
hr = IUnknown_QueryInterface((IUnknown*)pStiW, &IID_IStillImageW, (void**)&pUnknown);
if (SUCCEEDED(hr))
{
ok(pUnknown == (IUnknown*)pStiW, "created interface was not IID_IStillImageW\n");
IUnknown_Release((IUnknown*)pUnknown);
}
IUnknown_Release((IUnknown*)pStiW);
}
else
ok(0, "could not create StillImageW, hr = 0x%X\n", hr);
}
else
skip("No StiCreateInstanceW function\n");
}
static void test_stillimage_aggregation(void)
{
if (pStiCreateInstanceW)
{
IUnknown aggregator = { &aggregator_vtbl };
IStillImageW *pStiW;
IUnknown *pUnknown;
HRESULT hr;
/* When aggregating, the outer object must get the non-delegating IUnknown to be
able to control the inner object's reference count and query its interfaces.
But StiCreateInstance* only take PSTI. So how does the non-delegating IUnknown
come back to the outer object calling this function? */
hr = pStiCreateInstanceW(GetModuleHandle(NULL), STI_VERSION_REAL, &pStiW, &aggregator);
if (SUCCEEDED(hr))
{
IStillImageW *pStiW2 = NULL;
/* Does this interface delegate? */
aggregator_addref_called = FALSE;
IStillImage_AddRef(pStiW);
ok(!aggregator_addref_called, "the aggregated IStillImageW shouldn't delegate\n");
IStillImage_Release(pStiW);
/* Tests show calling IStillImageW_WriteToErrorLog on the interface segfaults on Windows, so I guess it's an IUnknown.
But querying for an IUnknown returns a different interface, which also delegates.
So much for COM being reflexive...
Anyway I doubt apps depend on any of this. */
/* And what about the IStillImageW interface? */
hr = IStillImage_QueryInterface(pStiW, &IID_IStillImageW, (void**)&pStiW2);
if (SUCCEEDED(hr))
{
ok(pStiW != pStiW2, "the aggregated IStillImageW and its queried IStillImageW unexpectedly match\n");
/* Does it delegate? */
aggregator_addref_called = FALSE;
IStillImage_AddRef(pStiW2);
ok(aggregator_addref_called, "the created IStillImageW's IStillImageW should delegate\n");
IStillImage_Release(pStiW2);
IStillImage_Release(pStiW2);
}
else
ok(0, "could not query for IID_IStillImageW, hr = 0x%x\n", hr);
IStillImage_Release(pStiW);
}
else
ok(0, "could not create StillImageW, hr = 0x%X\n", hr);
/* Now do the above tests prove that STI.DLL isn't picky about querying for IUnknown
in CoCreateInterface when aggregating? */
hr = CoCreateInstance(&CLSID_Sti, &aggregator, CLSCTX_ALL, &IID_IStillImageW, (void**)&pStiW);
ok(FAILED(hr), "CoCreateInstance unexpectedly succeeded when querying for IStillImageW during aggregation\n");
if (SUCCEEDED(hr))
IStillImage_Release(pStiW);
hr = CoCreateInstance(&CLSID_Sti, &aggregator, CLSCTX_ALL, &IID_IUnknown, (void**)&pUnknown);
ok(SUCCEEDED(hr) ||
broken(hr == CLASS_E_NOAGGREGATION), /* Win 2000 */
"CoCreateInstance unexpectedly failed when querying for IUnknown during aggregation, hr = 0x%x\n", hr);
if (SUCCEEDED(hr))
IUnknown_Release(pUnknown);
}
else
skip("No StiCreateInstanceW function\n");
}
START_TEST(sti)
{
if (SUCCEEDED(CoInitialize(NULL)))
{
if (init_function_pointers())
{
test_version_flag_versus_aw();
test_stillimage_aggregation();
FreeLibrary(sti_dll);
}
else
skip("could not load sti.dll\n");
CoUninitialize();
}
else
skip("CoInitialize failed\n");
}