dlls/browseui/tests/progressdlg.c

/* Unit tests for progressdialog object
 *
 * Copyright 2012 Detlef Riekenberg
 *
 * 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 <stdarg.h>
#include <shlobj.h>

#include "wine/test.h"


static void test_IProgressDialog_QueryInterface(void)
{
    IProgressDialog *dlg;
    IProgressDialog *dlg2;
    IOleWindow *olewindow;
    IUnknown *unk;
    HRESULT hr;

    hr = CoCreateInstance(&CLSID_ProgressDialog, NULL, CLSCTX_INPROC_SERVER, &IID_IProgressDialog, (void*)&dlg);
    if (FAILED(hr)) {
        win_skip("CoCreateInstance for IProgressDialog returned 0x%x\n", hr);
        return;
    }

    hr = IProgressDialog_QueryInterface(dlg, &IID_IUnknown, NULL);
    ok(hr == E_POINTER, "got 0x%x (expected E_POINTER)\n", hr);

    hr = IProgressDialog_QueryInterface(dlg, &IID_IUnknown, (void**)&unk);
    ok(hr == S_OK, "QueryInterface (IUnknown) returned 0x%x\n", hr);
    if (SUCCEEDED(hr)) {
        IUnknown_Release(unk);
    }

    hr = IProgressDialog_QueryInterface(dlg, &IID_IOleWindow, (void**)&olewindow);
    ok(hr == S_OK, "QueryInterface (IOleWindow) returned 0x%x\n", hr);
    if (SUCCEEDED(hr)) {
        hr = IOleWindow_QueryInterface(olewindow, &IID_IProgressDialog, (void**)&dlg2);
        ok(hr == S_OK, "QueryInterface (IProgressDialog) returned 0x%x\n", hr);
        if (SUCCEEDED(hr)) {
            IProgressDialog_Release(dlg2);
        }
        IOleWindow_Release(olewindow);
    }
    IProgressDialog_Release(dlg);
}


START_TEST(progressdlg)
{
    CoInitialize(NULL);

    test_IProgressDialog_QueryInterface();

    CoUninitialize();
}