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ole32/tests: Test PropVariantCopy() with VT_UNKNOWN. 

Signed-off-by: Jactry Zeng <jzeng@codeweavers.com>
Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jactry Zeng 2019-02-07 16:15:07 +08:00 committed by Alexandre Julliard
parent c3ac646a8d
commit bb3f684266
1 changed files with 58 additions and 0 deletions
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58
dlls/ole32/tests/propvariant.c
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@ -18,6 +18,8 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define COBJMACROS
#include "windows.h"
#include "wtypes.h"
#include "ddeml.h"
@ -298,10 +300,55 @@ static void test_validtypes(void)
}
}
struct unk_impl
{
IUnknown IUnknown_iface;
LONG ref;
};
static inline struct unk_impl *impl_from_IUnknown(IUnknown *iface)
{
return CONTAINING_RECORD(iface, struct unk_impl, IUnknown_iface);
}
static HRESULT WINAPI unk_QueryInterface(IUnknown *iface, REFIID riid, void **ppv)
{
struct unk_impl *This = impl_from_IUnknown(iface);
if(winetest_debug > 1)
trace("Call to unk_QueryInterface()\n");
*ppv = &This->IUnknown_iface;
IUnknown_AddRef(iface);
return S_OK;
}
static ULONG WINAPI unk_AddRef(IUnknown *iface)
{
struct unk_impl *This = impl_from_IUnknown(iface);
if(winetest_debug > 1)
trace("Call to unk_AddRef()\n");
return InterlockedIncrement(&This->ref);
}
static ULONG WINAPI unk_Release(IUnknown *iface)
{
struct unk_impl *This = impl_from_IUnknown(iface);
if(winetest_debug > 1)
trace("Call to unk_Release()\n");
return InterlockedDecrement(&This->ref);
}
static const IUnknownVtbl unk_vtbl =
{
unk_QueryInterface,
unk_AddRef,
unk_Release
};
static void test_copy(void)
{
static char szTestString[] = "Test String";
static WCHAR wszTestString[] = {'T','e','s','t',' ','S','t','r','i','n','g',0};
struct unk_impl unk_obj = {{&unk_vtbl}, 1};
PROPVARIANT propvarSrc;
PROPVARIANT propvarDst;
HRESULT hr;
@ -334,6 +381,17 @@ static void test_copy(void)
hr = PropVariantClear(&propvarDst);
ok(hr == S_OK, "PropVariantClear(...VT_LPSTR...) failed\n");
memset(&propvarSrc, 0, sizeof(propvarSrc));
propvarSrc.vt = VT_UNKNOWN;
U(propvarSrc).punkVal = &unk_obj.IUnknown_iface;
hr = PropVariantCopy(&propvarDst, &propvarSrc);
ok(hr == S_OK, "PropVariantCopy(...VT_UNKNOWN...) failed: 0x%08x.\n", hr);
ok(U(propvarDst).punkVal == &unk_obj.IUnknown_iface, "Got wrong IUnknown pointer\n");
ok(unk_obj.ref == 2, "got wrong refcount: %d.\n", unk_obj.ref);
hr = PropVariantClear(&propvarDst);
ok(hr == S_OK, "PropVariantClear(...VT_UNKNOWN...) failed: 0x%08x.\n", hr);
ok(unk_obj.ref == 1, "got wrong refcount: %d.\n", unk_obj.ref);
memset(&propvarSrc, 0, sizeof(propvarSrc));
}
struct _PMemoryAllocator_vtable {