forked from Mirrors/wine-wine
141 lines
3.7 KiB
C
141 lines
3.7 KiB
C
/*
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* Copyright 2018 Nikolay Sivov for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#define COBJMACROS
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#include <stdarg.h>
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#include <windows.h>
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#include "initguid.h"
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#include "objidl.h"
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#include "wine/test.h"
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static HRESULT (WINAPI *pGetProcessReference)(IUnknown **);
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static void (WINAPI *pSetProcessReference)(IUnknown *);
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static HRESULT (WINAPI *pSHGetInstanceExplorer)(IUnknown **);
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static void init(HMODULE hshcore)
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{
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#define X(f) p##f = (void*)GetProcAddress(hshcore, #f)
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X(GetProcessReference);
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X(SetProcessReference);
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#undef X
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}
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static HRESULT WINAPI unk_QI(IUnknown *iface, REFIID riid, void **obj)
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{
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if (IsEqualIID(riid, &IID_IUnknown))
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{
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*obj = iface;
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IUnknown_AddRef(iface);
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return S_OK;
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}
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*obj = NULL;
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return E_NOINTERFACE;
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}
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struct test_unk
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{
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IUnknown IUnknown_iface;
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LONG refcount;
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};
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static struct test_unk *impl_from_IUnknown(IUnknown *iface)
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{
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return CONTAINING_RECORD(iface, struct test_unk, IUnknown_iface);
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}
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static ULONG WINAPI unk_AddRef(IUnknown *iface)
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{
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struct test_unk *obj = impl_from_IUnknown(iface);
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return InterlockedIncrement(&obj->refcount);
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}
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static ULONG WINAPI unk_Release(IUnknown *iface)
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{
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struct test_unk *obj = impl_from_IUnknown(iface);
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return InterlockedDecrement(&obj->refcount);
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}
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static const IUnknownVtbl testunkvtbl =
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{
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unk_QI,
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unk_AddRef,
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unk_Release,
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};
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static void test_unk_init(struct test_unk *testunk)
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{
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testunk->IUnknown_iface.lpVtbl = &testunkvtbl;
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testunk->refcount = 1;
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}
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static void test_process_reference(void)
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{
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struct test_unk test_unk, test_unk2;
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IUnknown *obj;
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HMODULE hmod;
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HRESULT hr;
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obj = (void *)0xdeadbeef;
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hr = pGetProcessReference(&obj);
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ok(hr == E_FAIL, "Unexpected hr %#x.\n", hr);
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ok(obj == NULL, "Unexpected pointer.\n");
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test_unk_init(&test_unk);
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test_unk_init(&test_unk2);
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pSetProcessReference(&test_unk.IUnknown_iface);
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ok(test_unk.refcount == 1, "Unexpected refcount %u.\n", test_unk.refcount);
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pSetProcessReference(&test_unk2.IUnknown_iface);
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ok(test_unk.refcount == 1, "Unexpected refcount %u.\n", test_unk.refcount);
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ok(test_unk2.refcount == 1, "Unexpected refcount %u.\n", test_unk2.refcount);
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hr = pGetProcessReference(&obj);
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ok(hr == S_OK, "Failed to get reference, hr %#x.\n", hr);
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ok(obj == &test_unk2.IUnknown_iface, "Unexpected pointer.\n");
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ok(test_unk2.refcount == 2, "Unexpected refcount %u.\n", test_unk2.refcount);
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hmod = LoadLibraryA("shell32.dll");
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pSHGetInstanceExplorer = (void *)GetProcAddress(hmod, "SHGetInstanceExplorer");
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hr = pSHGetInstanceExplorer(&obj);
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todo_wine {
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ok(hr == S_OK, "Failed to get reference, hr %#x.\n", hr);
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ok(obj == &test_unk2.IUnknown_iface, "Unexpected pointer.\n");
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ok(test_unk2.refcount == 3, "Unexpected refcount %u.\n", test_unk2.refcount);
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}
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}
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START_TEST(shcore)
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{
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HMODULE hshcore = LoadLibraryA("shcore.dll");
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if (!hshcore)
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{
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win_skip("Shcore.dll is not available.\n");
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return;
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}
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init(hshcore);
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test_process_reference();
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}
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