Sweden-Number/dlls/user/tests/dde.c

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/*
* Unit tests for DDE functions
*
* Copyright (c) 2004 Dmitry Timoshkov
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <assert.h>
#include "wine/test.h"
#include "winbase.h"
#include "winuser.h"
#include "ddeml.h"
#include "winerror.h"
static HDDEDATA CALLBACK DdeCallback(UINT uType, UINT uFmt, HCONV hconv,
HSZ hsz1, HSZ hsz2, HDDEDATA hdata,
ULONG_PTR dwData1, ULONG_PTR dwData2)
{
return 0;
}
static void test_DdeCreateStringHandleW(DWORD dde_inst, int codepage)
{
static const WCHAR dde_string[] = {'D','D','E',' ','S','t','r','i','n','g',0};
HSZ str_handle;
WCHAR bufW[256];
char buf[256];
int ret;
str_handle = DdeCreateStringHandleW(dde_inst, dde_string, codepage);
ok(str_handle != 0, "DdeCreateStringHandleW failed with error %08x\n",
DdeGetLastError(dde_inst));
ret = DdeQueryStringW(dde_inst, str_handle, NULL, 0, codepage);
if (codepage == CP_WINANSI)
ok(ret == 1, "DdeQueryStringW returned wrong length %d\n", ret);
else
ok(ret == lstrlenW(dde_string), "DdeQueryStringW returned wrong length %d\n", ret);
ret = DdeQueryStringW(dde_inst, str_handle, bufW, 256, codepage);
if (codepage == CP_WINANSI)
{
ok(ret == 1, "DdeQueryStringW returned wrong length %d\n", ret);
ok(!lstrcmpA("D", (LPCSTR)bufW), "DdeQueryStringW returned wrong string\n");
}
else
{
ok(ret == lstrlenW(dde_string), "DdeQueryStringW returned wrong length %d\n", ret);
ok(!lstrcmpW(dde_string, bufW), "DdeQueryStringW returned wrong string\n");
}
ret = DdeQueryStringA(dde_inst, str_handle, buf, 256, CP_WINANSI);
if (codepage == CP_WINANSI)
{
ok(ret == 1, "DdeQueryStringA returned wrong length %d\n", ret);
ok(!lstrcmpA("D", buf), "DdeQueryStringW returned wrong string\n");
}
else
{
ok(ret == lstrlenA("DDE String"), "DdeQueryStringA returned wrong length %d\n", ret);
ok(!lstrcmpA("DDE String", buf), "DdeQueryStringA returned wrong string %s\n", buf);
}
ret = DdeQueryStringA(dde_inst, str_handle, buf, 256, CP_WINUNICODE);
if (codepage == CP_WINANSI)
{
ok(ret == 1, "DdeQueryStringA returned wrong length %d\n", ret);
ok(!lstrcmpA("D", buf), "DdeQueryStringA returned wrong string %s\n", buf);
}
else
{
ok(ret == lstrlenA("DDE String"), "DdeQueryStringA returned wrong length %d\n", ret);
ok(!lstrcmpW(dde_string, (LPCWSTR)buf), "DdeQueryStringW returned wrong string\n");
}
ok(DdeFreeStringHandle(dde_inst, str_handle), "DdeFreeStringHandle failed\n");
}
START_TEST(dde)
{
DWORD dde_inst, ret;
dde_inst = 0xdeadbeef;
SetLastError(0xdeadbeef);
ret = DdeInitializeW(&dde_inst, DdeCallback, APPCMD_CLIENTONLY, 0);
if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
{
trace("Skipping the DDE test on a Win9x platform\n");
return;
}
ok(ret == DMLERR_INVALIDPARAMETER, "DdeInitializeW should fail, but got %04lx instead\n", ret);
ok(DdeGetLastError(dde_inst) == DMLERR_INVALIDPARAMETER, "expected DMLERR_INVALIDPARAMETER\n");
dde_inst = 0;
ret = DdeInitializeW(&dde_inst, DdeCallback, APPCMD_CLIENTONLY, 0);
ok(ret == DMLERR_NO_ERROR, "DdeInitializeW failed with error %04lx (%08x)\n",
ret, DdeGetLastError(dde_inst));
test_DdeCreateStringHandleW(dde_inst, 0);
test_DdeCreateStringHandleW(dde_inst, CP_WINUNICODE);
test_DdeCreateStringHandleW(dde_inst, CP_WINANSI);
ok(DdeUninitialize(dde_inst), "DdeUninitialize failed\n");
}