dlls/explorerframe/tests/nstc.c

/*
 *    Unit tests for the NamespaceTree Control
 *
 * Copyright 2010 David Hedberg
 *
 * 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 <stdio.h>

#define COBJMACROS

#include "shlobj.h"
#include "wine/test.h"

static HWND hwnd;

/* "Intended for internal use" */
#define TVS_EX_NOSINGLECOLLAPSE 0x1

/* Returns FALSE if the NamespaceTreeControl failed to be instantiated. */
static BOOL test_initialization(void)
{
    INameSpaceTreeControl *pnstc;
    HRESULT hr;

    hr = CoCreateInstance(&CLSID_NamespaceTreeControl, NULL, CLSCTX_INPROC_SERVER,
                          &IID_INameSpaceTreeControl, (void**)&pnstc);
    ok(hr == S_OK || hr == REGDB_E_CLASSNOTREG, "Got 0x%08x\n", hr);
    if(FAILED(hr))
    {
        return FALSE;
    }

    INameSpaceTreeControl_Release(pnstc);

    return TRUE;
}

static void setup_window(void)
{
    WNDCLASSA wc;
    static const char nstctest_wnd_name[] = "nstctest_wnd";

    ZeroMemory(&wc, sizeof(WNDCLASSA));
    wc.lpfnWndProc      = DefWindowProcA;
    wc.lpszClassName    = nstctest_wnd_name;
    RegisterClassA(&wc);
    hwnd = CreateWindowA(nstctest_wnd_name, NULL, WS_TABSTOP,
                         0, 0, 200, 200, NULL, 0, 0, NULL);
    ok(hwnd != NULL, "Failed to create window for test (lasterror: %d).\n",
       GetLastError());
}

static void destroy_window(void)
{
    DestroyWindow(hwnd);
}

START_TEST(nstc)
{
    OleInitialize(NULL);
    setup_window();

    test_initialization();

    destroy_window();
    OleUninitialize();
}