reactos/modules/rostests/apitests/win32nt/ntgdi/NtGdiSelectPen.c

/*
 * PROJECT:         ReactOS api tests
 * LICENSE:         GPL - See COPYING in the top level directory
 * PURPOSE:         Test for NtGdiSelectPen
 * PROGRAMMERS:
 */

#include "../win32nt.h"

START_TEST(NtGdiSelectPen)
{
    HDC hDC;
    HPEN hPen, hOldPen;
    LOGBRUSH logbrush;

    hDC = GetDC(NULL);
    ASSERT(hDC);

    hPen = GetStockObject(WHITE_PEN);

    /* Test NULL DC */
    SetLastError(ERROR_SUCCESS);
    hOldPen = NtGdiSelectPen(NULL, hPen);
    TEST(hOldPen == NULL);
    TEST(GetLastError() == ERROR_SUCCESS);

    /* Test invalid DC */
    SetLastError(ERROR_SUCCESS);
    hOldPen = NtGdiSelectPen((HDC)((ULONG_PTR)hDC & 0x0000ffff), hPen);
    TEST(hOldPen == NULL);
    TEST(GetLastError() == ERROR_SUCCESS);

    /* Test NULL pen */
    SetLastError(ERROR_SUCCESS);
    hOldPen = NtGdiSelectPen(hDC, NULL);
    TEST(hOldPen == NULL);
    TEST(GetLastError() == ERROR_SUCCESS);

    /* Test invalid pen */
    SetLastError(ERROR_SUCCESS);
    hOldPen = NtGdiSelectPen(hDC, (HPEN)((ULONG_PTR)hPen & 0x0000ffff));
    TEST(hOldPen == NULL);
    TEST(GetLastError() == ERROR_SUCCESS);

    /* Test valid pen */
    SelectObject(hDC, GetStockObject(BLACK_PEN));
    SetLastError(ERROR_SUCCESS);
    hOldPen = NtGdiSelectPen(hDC, hPen);
    TEST(hOldPen == GetStockObject(BLACK_PEN));
    hOldPen = NtGdiSelectPen(hDC, hOldPen);
    TEST(hOldPen == hPen);
    TEST(GetLastError() == ERROR_SUCCESS);

    /* Test extpen */
    SetLastError(ERROR_SUCCESS);
    logbrush.lbStyle = BS_SOLID;
    logbrush.lbColor = RGB(0x12,0x34,0x56);
    hPen = ExtCreatePen(PS_COSMETIC|PS_ALTERNATE, 1, &logbrush, 0, NULL);
    ASSERT(hPen);
    hOldPen = NtGdiSelectPen(hDC, hPen);
    TEST(hOldPen != NULL);
    hOldPen = NtGdiSelectPen(hDC, hOldPen);
    TEST(hOldPen == hPen);
    TEST(GetLastError() == ERROR_SUCCESS);

    /* Test deleting pen */
    SetLastError(ERROR_SUCCESS);
    hOldPen = NtGdiSelectPen(hDC, hPen);
    TEST(DeleteObject(hPen) == 1);
    hOldPen = NtGdiSelectPen(hDC, hOldPen);
    TEST(hOldPen == hPen);
    TEST(GetLastError() == ERROR_SUCCESS);

    /* Test that fallback pen is BLACK_PEN */

    DeleteDC(hDC);
}