forked from Mirrors/wine-wine
134 lines
4.4 KiB
C
134 lines
4.4 KiB
C
/*
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* Seeking passthrough unit tests
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*
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* Copyright 2020 Zebediah Figura 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 "dshow.h"
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#include "wine/test.h"
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static ULONG get_refcount(void *iface)
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{
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IUnknown *unknown = iface;
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IUnknown_AddRef(unknown);
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return IUnknown_Release(unknown);
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}
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static const GUID test_iid = {0x33333333};
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static LONG outer_ref = 1;
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static HRESULT WINAPI outer_QueryInterface(IUnknown *iface, REFIID iid, void **out)
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{
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if (IsEqualGUID(iid, &IID_IUnknown)
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|| IsEqualGUID(iid, &IID_ISeekingPassThru)
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|| IsEqualGUID(iid, &test_iid))
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{
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*out = (IUnknown *)0xdeadbeef;
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return S_OK;
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}
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ok(0, "unexpected call %s\n", wine_dbgstr_guid(iid));
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return E_NOINTERFACE;
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}
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static ULONG WINAPI outer_AddRef(IUnknown *iface)
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{
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return InterlockedIncrement(&outer_ref);
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}
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static ULONG WINAPI outer_Release(IUnknown *iface)
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{
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return InterlockedDecrement(&outer_ref);
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}
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static const IUnknownVtbl outer_vtbl =
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{
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outer_QueryInterface,
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outer_AddRef,
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outer_Release,
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};
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static IUnknown test_outer = {&outer_vtbl};
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static void test_aggregation(void)
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{
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ISeekingPassThru *passthrough, *passthrough2;
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IUnknown *unk, *unk2;
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HRESULT hr;
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ULONG ref;
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passthrough = (ISeekingPassThru *)0xdeadbeef;
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hr = CoCreateInstance(&CLSID_SeekingPassThru, &test_outer, CLSCTX_INPROC_SERVER,
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&IID_ISeekingPassThru, (void **)&passthrough);
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ok(hr == E_NOINTERFACE, "Got hr %#x.\n", hr);
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ok(!passthrough, "Got interface %p.\n", passthrough);
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hr = CoCreateInstance(&CLSID_SeekingPassThru, &test_outer, CLSCTX_INPROC_SERVER,
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&IID_IUnknown, (void **)&unk);
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ok(hr == S_OK, "Got hr %#x.\n", hr);
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ok(outer_ref == 1, "Got unexpected refcount %d.\n", outer_ref);
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ok(unk != &test_outer, "Returned IUnknown should not be outer IUnknown.\n");
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ref = get_refcount(unk);
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ok(ref == 1, "Got unexpected refcount %d.\n", ref);
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ref = IUnknown_AddRef(unk);
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ok(ref == 2, "Got unexpected refcount %d.\n", ref);
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ok(outer_ref == 1, "Got unexpected refcount %d.\n", outer_ref);
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ref = IUnknown_Release(unk);
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ok(ref == 1, "Got unexpected refcount %d.\n", ref);
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ok(outer_ref == 1, "Got unexpected refcount %d.\n", outer_ref);
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hr = IUnknown_QueryInterface(unk, &IID_IUnknown, (void **)&unk2);
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ok(hr == S_OK, "Got hr %#x.\n", hr);
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ok(unk2 == unk, "Got unexpected IUnknown %p.\n", unk2);
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IUnknown_Release(unk2);
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hr = IUnknown_QueryInterface(unk, &IID_ISeekingPassThru, (void **)&passthrough);
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ok(hr == S_OK, "Got hr %#x.\n", hr);
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hr = ISeekingPassThru_QueryInterface(passthrough, &IID_IUnknown, (void **)&unk2);
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ok(hr == S_OK, "Got hr %#x.\n", hr);
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ok(unk2 == (IUnknown *)0xdeadbeef, "Got unexpected IUnknown %p.\n", unk2);
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hr = ISeekingPassThru_QueryInterface(passthrough, &IID_ISeekingPassThru, (void **)&passthrough2);
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ok(hr == S_OK, "Got hr %#x.\n", hr);
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ok(passthrough2 == (ISeekingPassThru *)0xdeadbeef, "Got unexpected ISeekingPassThru %p.\n", passthrough2);
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hr = IUnknown_QueryInterface(unk, &test_iid, (void **)&unk2);
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ok(hr == E_NOINTERFACE, "Got hr %#x.\n", hr);
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ok(!unk2, "Got unexpected IUnknown %p.\n", unk2);
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hr = ISeekingPassThru_QueryInterface(passthrough, &test_iid, (void **)&unk2);
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ok(hr == S_OK, "Got hr %#x.\n", hr);
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ok(unk2 == (IUnknown *)0xdeadbeef, "Got unexpected IUnknown %p.\n", unk2);
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ISeekingPassThru_Release(passthrough);
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ref = IUnknown_Release(unk);
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ok(!ref, "Got unexpected refcount %d.\n", ref);
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ok(outer_ref == 1, "Got unexpected refcount %d.\n", outer_ref);
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}
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START_TEST(passthrough)
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{
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CoInitialize(NULL);
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test_aggregation();
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CoUninitialize();
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}
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