89 lines
2.4 KiB
C
89 lines
2.4 KiB
C
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/*
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* Unit tests for dc functions
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*
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* Copyright (c) 2005 Huw Davies
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <assert.h>
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#include <stdio.h>
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#include <math.h>
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#include "wine/test.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "winerror.h"
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void test_savedc(void)
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{
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HDC hdc = CreateDCA("DISPLAY", NULL, NULL, NULL);
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int ret;
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ok(hdc != NULL, "CreateDC rets %p\n", hdc);
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ret = SaveDC(hdc);
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ok(ret == 1, "ret = %d\n", ret);
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ret = SaveDC(hdc);
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ok(ret == 2, "ret = %d\n", ret);
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ret = SaveDC(hdc);
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ok(ret == 3, "ret = %d\n", ret);
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ret = RestoreDC(hdc, -1);
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ok(ret, "ret = %d\n", ret);
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ret = SaveDC(hdc);
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ok(ret == 3, "ret = %d\n", ret);
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ret = RestoreDC(hdc, 1);
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ok(ret, "ret = %d\n", ret);
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ret = SaveDC(hdc);
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ok(ret == 1, "ret = %d\n", ret);
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ret = SaveDC(hdc);
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ok(ret == 2, "ret = %d\n", ret);
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ret = SaveDC(hdc);
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ok(ret == 3, "ret = %d\n", ret);
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ret = RestoreDC(hdc, -2);
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ok(ret, "ret = %d\n", ret);
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ret = SaveDC(hdc);
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ok(ret == 2, "ret = %d\n", ret);
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ret = RestoreDC(hdc, -2);
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ok(ret, "ret = %d\n", ret);
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ret = SaveDC(hdc);
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ok(ret == 1, "ret = %d\n", ret);
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ret = SaveDC(hdc);
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ok(ret == 2, "ret = %d\n", ret);
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ret = RestoreDC(hdc, -4);
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ok(!ret, "ret = %d\n", ret);
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ret = RestoreDC(hdc, 3);
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ok(!ret, "ret = %d\n", ret);
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/* Under win98 the following two succeed and both clear the save stack
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ret = RestoreDC(hdc, -3);
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ok(!ret, "ret = %d\n", ret);
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ret = RestoreDC(hdc, 0);
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ok(!ret, "ret = %d\n", ret);
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*/
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ret = RestoreDC(hdc, 1);
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ok(ret, "ret = %d\n", ret);
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DeleteDC(hdc);
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}
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START_TEST(dc)
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{
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test_savedc();
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}
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