reactos/rostests/winetests/user32/uitools.c

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/* Unit test suite for user interface functions
*
* Copyright 2009 Nikolay Sivov
*
* 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 WINE_NO_INLINE_RECT
#include "wine/test.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
static void test_FillRect(void)
{
HDC hdc, hdcmem;
DWORD bits[64];
HBITMAP hbmp, oldhbmp;
COLORREF col;
HBRUSH old_brush;
RECT r;
/* fill bitmap data with white */
memset(bits, 0xff, sizeof(bits));
hdc = GetDC(0);
ok( hdc != NULL, "CreateDC rets %p\n", hdc);
/* create a memory dc */
hdcmem = CreateCompatibleDC(hdc);
ok(hdcmem != NULL, "CreateCompatibleDC rets %p\n", hdcmem);
/* test monochrome bitmap: should always work */
hbmp = CreateBitmap(32, 32, 1, 1, bits);
ok(hbmp != NULL, "CreateBitmap returns %p\n", hbmp);
oldhbmp = SelectObject(hdcmem, hbmp);
ok(oldhbmp != NULL, "SelectObject returned NULL\n"); /* a memdc always has a bitmap selected */
col = GetPixel(hdcmem, 0, 0);
ok( col == 0xffffff, "GetPixel returned %08x, expected 0xffffff\n", col);
/* select black brush */
old_brush = SelectObject(hdcmem, GetStockObject(BLACK_BRUSH));
SetRect(&r, 0, 0, 5, 5);
FillRect(hdcmem, &r, 0);
SelectObject(hdcmem, old_brush);
/* bitmap filled with last selected brush */
col = GetPixel(hdcmem, 0, 0);
ok(col == 0, "GetPixel returned %08x, expected 0\n", col);
SelectObject(hdcmem, oldhbmp);
DeleteObject(hbmp);
DeleteDC(hdcmem);
ReleaseDC(0, hdc);
}
static void test_SubtractRect(void)
{
RECT rect1;
RECT rect2;
RECT rectr;
BOOL result;
/* source rectangles don't intersect */
SetRect(&rect1, 50, 50, 150, 100);
SetRect(&rect2, 250, 200, 1500, 1000);
result = SubtractRect(&rectr, &rect1, &rect2);
ok(result, "SubtractRect returned FALSE but subtraction should not be empty\n");
ok(result && rectr.left == 50 && rectr.top == 50 && rectr.right ==150
&& rectr.bottom == 100, "wrong rect subtraction of SubtractRect (dest rect=%s)\n",
wine_dbgstr_rect(&rectr));
/* source rect 2 partially overlaps rect 1 */
SetRect(&rect1, 2431, 626, 3427, 1608);
SetRect(&rect2, 2499, 626, 3427, 1608);
result = SubtractRect(&rectr, &rect1, &rect2);
ok(result, "SubtractRect returned FALSE but subtraction should not be empty\n");
ok(result && rectr.left == 2431 && rectr.top == 626 && rectr.right == 2499
&& rectr.bottom == 1608, "wrong rect subtraction of SubtractRect (dest rect=%s)\n",
wine_dbgstr_rect(&rectr));
/* source rect 2 partially overlaps rect 1 - dest is src rect 2 */
SetRect(&rect1, 2431, 626, 3427, 1608);
SetRect(&rect2, 2499, 626, 3427, 1608);
result = SubtractRect(&rect2, &rect1, &rect2);
ok(result, "SubtractRect returned FALSE but subtraction should not be empty\n");
ok(result && rectr.left == 2431 && rectr.top == 626 && rectr.right == 2499
&& rectr.bottom == 1608, "wrong rect subtraction of SubtractRect (dest rect=%s)\n",
wine_dbgstr_rect(&rectr));
/* source rect 2 completely overlaps rect 1 */
SetRect(&rect1, 250, 250, 400, 500);
SetRect(&rect2, 50, 50, 1500, 1000);
result = SubtractRect(&rectr, &rect1, &rect2);
ok(!result, "SubtractRect returned TRUE but subtraction should be empty (dest rect=%s)\n",
wine_dbgstr_rect(&rectr));
/* source rect 2 completely overlaps rect 1 - dest is src rect 2 */
SetRect(&rect1, 250, 250, 400, 500);
SetRect(&rect2, 50, 50, 1500, 1000);
result = SubtractRect(&rect2, &rect1, &rect2);
ok(!result, "SubtractRect returned TRUE but subtraction should be empty (dest rect=%s)\n",
wine_dbgstr_rect(&rect2));
}
static void test_EqualRect(void)
{
RECT rect1, rect2;
BOOL ret;
SetRect(&rect1, 0, 0, 0, 0);
SetRect(&rect2, 1, 1, 1, 1);
ret = EqualRect(NULL, NULL);
ok(!ret, "got %d\n", ret);
ret = EqualRect(&rect1, NULL);
ok(!ret, "got %d\n", ret);
ret = EqualRect(NULL, &rect2);
ok(!ret, "got %d\n", ret);
ret = EqualRect(&rect1, &rect2);
ok(!ret, "got %d\n", ret);
SetRect(&rect1, 0, 0, 10, 10);
SetRect(&rect2, 10, 10, 0, 0);
ret = EqualRect(&rect1, &rect2);
ok(!ret, "got %d\n", ret);
ret = EqualRect(&rect1, &rect1);
ok(ret, "got %d\n", ret);
rect2 = rect1;
ret = EqualRect(&rect1, &rect2);
ok(ret, "got %d\n", ret);
}
static void test_IsRectEmpty(void)
{
BOOL ret;
unsigned int i;
static const struct {
RECT rect;
BOOL ret;
} rtest[] = {
{{0, 0, 0, 0}, TRUE},
{{127, 131, 127, 131}, TRUE},
{{MAXLONG, MAXLONG, MAXLONG, MAXLONG}, TRUE},
{{-1, -1, -1, -1}, TRUE},
{{-2011, -2017, -2011, -2017}, TRUE},
{{MINLONG, MINLONG, MINLONG, MINLONG}, TRUE},
/* Only width or height are 0 */
{{31, 37, 31, 41}, TRUE},
{{881, 883, 887, 883}, TRUE},
{{-1721, 1723, -1721, 7213}, TRUE},
/* Negative width and/or height */
{{11, 13, 5, 7}, TRUE},
{{-11, -13, -19, -23}, TRUE},
{{11, 13, -17, 19}, TRUE},
{{11, 13, 17, 11}, TRUE},
/* Non emty rects */
{{101, 103, 107, 109}, FALSE},
{{1, -9, 7, 3}, FALSE},
{{-109, -107, -103, -101}, FALSE},
};
for (i = 0; i < sizeof(rtest)/sizeof(rtest[0]); i++) {
ret = IsRectEmpty(&rtest[i].rect);
ok(ret == rtest[i].ret, "Test %d: IsRectEmpty returned %s for %s\n", i,
ret ? "TRUE" : "FALSE", wine_dbgstr_rect(&rtest[i].rect));
}
}
static void test_SetRect(void)
{
RECT rect;
BOOL ret;
ret = SetRect(NULL, 0, 0, 0, 0);
ok(!ret, "got %d\n", ret);
ret = SetRect(&rect, 1, 2, 3, 4);
ok(ret, "got %d\n", ret);
ok(rect.left == 1 && rect.top == 2 && rect.right == 3 && rect.bottom == 4,
"got wrong rectangle\n");
ret = SetRect(&rect, 10, 10, 5, 5);
ok(ret, "got %d\n", ret);
ok(rect.left == 10 && rect.top == 10 && rect.right == 5 && rect.bottom == 5,
"got wrong rectangle\n");
}
START_TEST(uitools)
{
test_FillRect();
test_SubtractRect();
test_EqualRect();
test_IsRectEmpty();
test_SetRect();
}