dlls/comctl32/tests/comboex.c

   1 /* Unit test suite for comboex control.
   2  *
   3  * Copyright 2005 Jason Edmeades
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include <assert.h>
  21 #include <windows.h>
  22 #include <commctrl.h>
  23
  24 #include "wine/test.h"
  25 #include "msg.h"
  26
  27 #define EDITBOX_SEQ_INDEX  0
  28 #define NUM_MSG_SEQUENCES  1
  29
  30 #define EDITBOX_ID         0
  31
  32 #define expect(expected, got) ok(got == expected, "Expected %d, got %d\n", expected, got)
  33
  34 static struct msg_sequence *sequences[NUM_MSG_SEQUENCES];
  35
  36 static HWND hComboExParentWnd;
  37 static HINSTANCE hMainHinst;
  38 static const char ComboExTestClass[] = "ComboExTestClass";
  39
  40 static BOOL (WINAPI *pSetWindowSubclass)(HWND, SUBCLASSPROC, UINT_PTR, DWORD_PTR);
  41
  42 #define MAX_CHARS 100
  43 static char *textBuffer = NULL;
  44
  45 static HWND createComboEx(DWORD style) {
  46    return CreateWindowExA(0, WC_COMBOBOXEXA, NULL, style, 0, 0, 300, 300,
  47             hComboExParentWnd, NULL, hMainHinst, NULL);
  48 }
  49
  50 static LONG addItem(HWND cbex, int idx, LPTSTR text) {
  51     COMBOBOXEXITEM cbexItem;
  52     memset(&cbexItem, 0x00, sizeof(cbexItem));
  53     cbexItem.mask = CBEIF_TEXT;
  54     cbexItem.iItem = idx;
  55     cbexItem.pszText    = text;
  56     cbexItem.cchTextMax = 0;
  57     return SendMessage(cbex, CBEM_INSERTITEM, 0, (LPARAM)&cbexItem);
  58 }
  59
  60 static LONG setItem(HWND cbex, int idx, LPTSTR text) {
  61     COMBOBOXEXITEM cbexItem;
  62     memset(&cbexItem, 0x00, sizeof(cbexItem));
  63     cbexItem.mask = CBEIF_TEXT;
  64     cbexItem.iItem = idx;
  65     cbexItem.pszText    = text;
  66     cbexItem.cchTextMax = 0;
  67     return SendMessage(cbex, CBEM_SETITEM, 0, (LPARAM)&cbexItem);
  68 }
  69
  70 static LONG delItem(HWND cbex, int idx) {
  71     return SendMessage(cbex, CBEM_DELETEITEM, idx, 0);
  72 }
  73
  74 static LONG getItem(HWND cbex, int idx, COMBOBOXEXITEM *cbItem) {
  75     memset(cbItem, 0x00, sizeof(COMBOBOXEXITEM));
  76     cbItem->mask = CBEIF_TEXT;
  77     cbItem->pszText      = textBuffer;
  78     cbItem->iItem        = idx;
  79     cbItem->cchTextMax   = 100;
  80     return SendMessage(cbex, CBEM_GETITEM, 0, (LPARAM)cbItem);
  81 }
  82
  83 static LRESULT WINAPI editbox_subclass_proc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
  84 {
  85     WNDPROC oldproc = (WNDPROC)GetWindowLongPtrA(hwnd, GWLP_USERDATA);
  86     static LONG defwndproc_counter = 0;
  87     LRESULT ret;
  88     struct message msg;
  89
  90     msg.message = message;
  91     msg.flags = sent|wparam|lparam;
  92     if (defwndproc_counter) msg.flags |= defwinproc;
  93     msg.wParam = wParam;
  94     msg.lParam = lParam;
  95     msg.id     = EDITBOX_ID;
  96
  97     if (message != WM_PAINT &&
  98         message != WM_ERASEBKGND &&
  99         message != WM_NCPAINT &&
 100         message != WM_NCHITTEST &&
 101         message != WM_GETTEXT &&
 102         message != WM_GETICON &&
 103         message != WM_DEVICECHANGE)
 104     {
 105         add_message(sequences, EDITBOX_SEQ_INDEX, &msg);
 106     }
 107
 108     defwndproc_counter++;
 109     ret = CallWindowProcA(oldproc, hwnd, message, wParam, lParam);
 110     defwndproc_counter--;
 111     return ret;
 112 }
 113
 114 static HWND subclass_editbox(HWND hwndComboEx)
 115 {
 116     WNDPROC oldproc;
 117     HWND hwnd;
 118
 119     hwnd = (HWND)SendMessage(hwndComboEx, CBEM_GETEDITCONTROL, 0, 0);
 120     oldproc = (WNDPROC)SetWindowLongPtrA(hwnd, GWLP_WNDPROC,
 121                                          (LONG_PTR)editbox_subclass_proc);
 122     SetWindowLongPtrA(hwnd, GWLP_USERDATA, (LONG_PTR)oldproc);
 123
 124     return hwnd;
 125 }
 126
 127 static void test_comboboxex(void) {
 128     HWND myHwnd = 0;
 129     LONG res = -1;
 130     COMBOBOXEXITEM cbexItem;
 131     static TCHAR first_item[]        = {'F','i','r','s','t',' ','I','t','e','m',0},
 132                  second_item[]       = {'S','e','c','o','n','d',' ','I','t','e','m',0},
 133                  third_item[]        = {'T','h','i','r','d',' ','I','t','e','m',0},
 134                  middle_item[]       = {'B','e','t','w','e','e','n',' ','F','i','r','s','t',' ','a','n','d',' ',
 135                                         'S','e','c','o','n','d',' ','I','t','e','m','s',0},
 136                  replacement_item[]  = {'B','e','t','w','e','e','n',' ','F','i','r','s','t',' ','a','n','d',' ',
 137                                         'S','e','c','o','n','d',' ','I','t','e','m','s',0},
 138                  out_of_range_item[] = {'O','u','t',' ','o','f',' ','R','a','n','g','e',' ','I','t','e','m',0};
 139
 140     /* Allocate space for result */
 141     textBuffer = HeapAlloc(GetProcessHeap(), 0, MAX_CHARS);
 142
 143     /* Basic comboboxex test */
 144     myHwnd = createComboEx(WS_BORDER | WS_VISIBLE | WS_CHILD | CBS_DROPDOWN);
 145
 146     /* Add items onto the end of the combobox */
 147     res = addItem(myHwnd, -1, first_item);
 148     ok(res == 0, "Adding simple item failed (%d)\n", res);
 149     res = addItem(myHwnd, -1, second_item);
 150     ok(res == 1, "Adding simple item failed (%d)\n", res);
 151     res = addItem(myHwnd, 2, third_item);
 152     ok(res == 2, "Adding simple item failed (%d)\n", res);
 153     res = addItem(myHwnd, 1, middle_item);
 154     ok(res == 1, "Inserting simple item failed (%d)\n", res);
 155
 156     /* Add an item completely out of range */
 157     res = addItem(myHwnd, 99, out_of_range_item);
 158     ok(res == -1, "Adding using out of range index worked unexpectedly (%d)\n", res);
 159     res = addItem(myHwnd, 5, out_of_range_item);
 160     ok(res == -1, "Adding using out of range index worked unexpectedly (%d)\n", res);
 161     /* Removed: Causes traps on Windows XP
 162        res = addItem(myHwnd, -2, "Out Of Range Item");
 163        ok(res == -1, "Adding out of range worked unexpectedly (%ld)\n", res);
 164      */
 165
 166     /* Get an item completely out of range */
 167     res = getItem(myHwnd, 99, &cbexItem);
 168     ok(res == 0, "Getting item using out of range index worked unexpectedly (%d, %s)\n", res, cbexItem.pszText);
 169     res = getItem(myHwnd, 4, &cbexItem);
 170     ok(res == 0, "Getting item using out of range index worked unexpectedly (%d, %s)\n", res, cbexItem.pszText);
 171     res = getItem(myHwnd, -2, &cbexItem);
 172     ok(res == 0, "Getting item using out of range index worked unexpectedly (%d, %s)\n", res, cbexItem.pszText);
 173
 174     /* Get an item in range */
 175     res = getItem(myHwnd, 0, &cbexItem);
 176     ok(res != 0, "Getting item using valid index failed unexpectedly (%d)\n", res);
 177     ok(strcmp(first_item, cbexItem.pszText) == 0, "Getting item returned wrong string (%s)\n", cbexItem.pszText);
 178
 179     res = getItem(myHwnd, 1, &cbexItem);
 180     ok(res != 0, "Getting item using valid index failed unexpectedly (%d)\n", res);
 181     ok(strcmp(middle_item, cbexItem.pszText) == 0, "Getting item returned wrong string (%s)\n", cbexItem.pszText);
 182
 183     res = getItem(myHwnd, 2, &cbexItem);
 184     ok(res != 0, "Getting item using valid index failed unexpectedly (%d)\n", res);
 185     ok(strcmp(second_item, cbexItem.pszText) == 0, "Getting item returned wrong string (%s)\n", cbexItem.pszText);
 186
 187     res = getItem(myHwnd, 3, &cbexItem);
 188     ok(res != 0, "Getting item using valid index failed unexpectedly (%d)\n", res);
 189     ok(strcmp(third_item, cbexItem.pszText) == 0, "Getting item returned wrong string (%s)\n", cbexItem.pszText);
 190
 191     /* Set an item completely out of range */
 192     res = setItem(myHwnd, 99, replacement_item);
 193     ok(res == 0, "Setting item using out of range index worked unexpectedly (%d)\n", res);
 194     res = setItem(myHwnd, 4, replacement_item);
 195     ok(res == 0, "Setting item using out of range index worked unexpectedly (%d)\n", res);
 196     res = setItem(myHwnd, -2, replacement_item);
 197     ok(res == 0, "Setting item using out of range index worked unexpectedly (%d)\n", res);
 198
 199     /* Set an item in range */
 200     res = setItem(myHwnd, 0, replacement_item);
 201     ok(res != 0, "Setting first item failed (%d)\n", res);
 202     res = setItem(myHwnd, 3, replacement_item);
 203     ok(res != 0, "Setting last item failed (%d)\n", res);
 204
 205     /* Remove items completely out of range (4 items in control at this point) */
 206     res = delItem(myHwnd, -1);
 207     ok(res == CB_ERR, "Deleting using out of range index worked unexpectedly (%d)\n", res);
 208     res = delItem(myHwnd, 4);
 209     ok(res == CB_ERR, "Deleting using out of range index worked unexpectedly (%d)\n", res);
 210
 211     /* Remove items in range (4 items in control at this point) */
 212     res = delItem(myHwnd, 3);
 213     ok(res == 3, "Deleting using out of range index failed (%d)\n", res);
 214     res = delItem(myHwnd, 0);
 215     ok(res == 2, "Deleting using out of range index failed (%d)\n", res);
 216     res = delItem(myHwnd, 0);
 217     ok(res == 1, "Deleting using out of range index failed (%d)\n", res);
 218     res = delItem(myHwnd, 0);
 219     ok(res == 0, "Deleting using out of range index failed (%d)\n", res);
 220
 221     /* Remove from an empty box */
 222     res = delItem(myHwnd, 0);
 223     ok(res == CB_ERR, "Deleting using out of range index worked unexpectedly (%d)\n", res);
 224
 225
 226     /* Cleanup */
 227     HeapFree(GetProcessHeap(), 0, textBuffer);
 228     DestroyWindow(myHwnd);
 229 }
 230
 231 static void test_WM_LBUTTONDOWN(void)
 232 {
 233     HWND hComboEx, hCombo, hEdit, hList;
 234     COMBOBOXINFO cbInfo;
 235     UINT x, y, item_height;
 236     LRESULT result;
 237     int i, idx;
 238     RECT rect;
 239     WCHAR buffer[3];
 240     static const UINT choices[] = {8,9,10,11,12,14,16,18,20,22,24,26,28,36,48,72};
 241     static const WCHAR stringFormat[] = {'%','2','d','\0'};
 242     BOOL (WINAPI *pGetComboBoxInfo)(HWND, PCOMBOBOXINFO);
 243
 244     pGetComboBoxInfo = (void*)GetProcAddress(GetModuleHandleA("user32.dll"), "GetComboBoxInfo");
 245     if (!pGetComboBoxInfo){
 246         win_skip("GetComboBoxInfo is not available\n");
 247         return;
 248     }
 249
 250     hComboEx = CreateWindowExA(0, WC_COMBOBOXEXA, NULL,
 251             WS_VISIBLE|WS_CHILD|CBS_DROPDOWN, 0, 0, 200, 150,
 252             hComboExParentWnd, NULL, hMainHinst, NULL);
 253
 254     for (i = 0; i < sizeof(choices)/sizeof(UINT); i++){
 255         COMBOBOXEXITEMW cbexItem;
 256         wsprintfW(buffer, stringFormat, choices[i]);
 257
 258         memset(&cbexItem, 0x00, sizeof(cbexItem));
 259         cbexItem.mask = CBEIF_TEXT;
 260         cbexItem.iItem = i;
 261         cbexItem.pszText = buffer;
 262         cbexItem.cchTextMax = 0;
 263         ok(SendMessageW(hComboEx, CBEM_INSERTITEMW, 0, (LPARAM)&cbexItem) >= 0,
 264            "Failed to add item %d\n", i);
 265     }
 266
 267     hCombo = (HWND)SendMessage(hComboEx, CBEM_GETCOMBOCONTROL, 0, 0);
 268     hEdit = (HWND)SendMessage(hComboEx, CBEM_GETEDITCONTROL, 0, 0);
 269
 270     cbInfo.cbSize = sizeof(COMBOBOXINFO);
 271     result = pGetComboBoxInfo(hCombo, &cbInfo);
 272     ok(result, "Failed to get combobox info structure. LastError=%d\n",
 273        GetLastError());
 274     hList = cbInfo.hwndList;
 275
 276     trace("hWnd=%p, hComboEx=%p, hCombo=%p, hList=%p, hEdit=%p\n",
 277          hComboExParentWnd, hComboEx, hCombo, hList, hEdit);
 278     ok(GetFocus() == hComboExParentWnd,
 279        "Focus not on Main Window, instead on %p\n", GetFocus());
 280
 281     /* Click on the button to drop down the list */
 282     x = cbInfo.rcButton.left + (cbInfo.rcButton.right-cbInfo.rcButton.left)/2;
 283     y = cbInfo.rcButton.top + (cbInfo.rcButton.bottom-cbInfo.rcButton.top)/2;
 284     result = SendMessage(hCombo, WM_LBUTTONDOWN, 0, MAKELPARAM(x, y));
 285     ok(result, "WM_LBUTTONDOWN was not processed. LastError=%d\n",
 286        GetLastError());
 287     ok(GetFocus() == hCombo ||
 288        broken(GetFocus() != hCombo), /* win98 */
 289        "Focus not on ComboBoxEx's ComboBox Control, instead on %p\n",
 290        GetFocus());
 291     ok(SendMessage(hComboEx, CB_GETDROPPEDSTATE, 0, 0),
 292        "The dropdown list should have appeared after clicking the button.\n");
 293     idx = SendMessage(hCombo, CB_GETTOPINDEX, 0, 0);
 294     ok(idx == 0, "For TopIndex expected %d, got %d\n", 0, idx);
 295
 296     result = SendMessage(hCombo, WM_LBUTTONUP, 0, MAKELPARAM(x, y));
 297     ok(result, "WM_LBUTTONUP was not processed. LastError=%d\n",
 298        GetLastError());
 299     ok(GetFocus() == hCombo ||
 300        broken(GetFocus() != hCombo), /* win98 */
 301        "Focus not on ComboBoxEx's ComboBox Control, instead on %p\n",
 302        GetFocus());
 303
 304     /* Click on the 5th item in the list */
 305     item_height = SendMessage(hCombo, CB_GETITEMHEIGHT, 0, 0);
 306     ok(GetClientRect(hList, &rect), "Failed to get list's client rect.\n");
 307     x = rect.left + (rect.right-rect.left)/2;
 308     y = item_height/2 + item_height*4;
 309     result = SendMessage(hList, WM_MOUSEMOVE, 0, MAKELPARAM(x, y));
 310     ok(!result, "WM_MOUSEMOVE was not processed. LastError=%d\n",
 311        GetLastError());
 312     ok(GetFocus() == hCombo ||
 313        broken(GetFocus() != hCombo), /* win98 */
 314        "Focus not on ComboBoxEx's ComboBox Control, instead on %p\n",
 315        GetFocus());
 316
 317     result = SendMessage(hList, WM_LBUTTONDOWN, 0, MAKELPARAM(x, y));
 318     ok(!result, "WM_LBUTTONDOWN was not processed. LastError=%d\n",
 319        GetLastError());
 320     ok(GetFocus() == hCombo ||
 321        broken(GetFocus() != hCombo), /* win98 */
 322        "Focus not on ComboBoxEx's ComboBox Control, instead on %p\n",
 323        GetFocus());
 324     ok(SendMessage(hComboEx, CB_GETDROPPEDSTATE, 0, 0),
 325        "The dropdown list should still be visible.\n");
 326
 327     result = SendMessage(hList, WM_LBUTTONUP, 0, MAKELPARAM(x, y));
 328     ok(!result, "WM_LBUTTONUP was not processed. LastError=%d\n",
 329        GetLastError());
 330     todo_wine ok(GetFocus() == hEdit ||
 331        broken(GetFocus() == hCombo), /* win98 */
 332        "Focus not on ComboBoxEx's Edit Control, instead on %p\n",
 333        GetFocus());
 334
 335     result = SendMessage(hCombo, CB_GETDROPPEDSTATE, 0, 0);
 336     ok(!result ||
 337        broken(result != 0), /* win98 */
 338        "The dropdown list should have been rolled up.\n");
 339     idx = SendMessage(hComboEx, CB_GETCURSEL, 0, 0);
 340     ok(idx == 4 ||
 341        broken(idx == -1), /* win98 */
 342        "Current Selection: expected %d, got %d\n", 4, idx);
 343
 344     DestroyWindow(hComboEx);
 345 }
 346
 347 static void test_CB_GETLBTEXT(void)
 348 {
 349     HWND hCombo;
 350     CHAR buff[1];
 351     COMBOBOXEXITEMA item;
 352     LRESULT ret;
 353
 354     hCombo = createComboEx(WS_BORDER | WS_VISIBLE | WS_CHILD | CBS_DROPDOWN);
 355
 356     /* set text to null */
 357     addItem(hCombo, 0, NULL);
 358
 359     buff[0] = 'a';
 360     item.mask = CBEIF_TEXT;
 361     item.iItem = 0;
 362     item.pszText = buff;
 363     item.cchTextMax = 1;
 364     ret = SendMessage(hCombo, CBEM_GETITEMA, 0, (LPARAM)&item);
 365     ok(ret != 0, "CBEM_GETITEM failed\n");
 366     ok(buff[0] == 0, "\n");
 367
 368     ret = SendMessage(hCombo, CB_GETLBTEXTLEN, 0, 0);
 369     ok(ret == 0, "Expected zero length\n");
 370
 371     ret = SendMessage(hCombo, CB_GETLBTEXTLEN, 0, 0);
 372     ok(ret == 0, "Expected zero length\n");
 373
 374     buff[0] = 'a';
 375     ret = SendMessage(hCombo, CB_GETLBTEXT, 0, (LPARAM)buff);
 376     ok(ret == 0, "Expected zero length\n");
 377     ok(buff[0] == 0, "Expected null terminator as a string, got %s\n", buff);
 378
 379     DestroyWindow(hCombo);
 380 }
 381
 382 static LRESULT CALLBACK ComboExTestWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
 383 {
 384     switch(msg) {
 385
 386     case WM_DESTROY:
 387         PostQuitMessage(0);
 388         break;
 389
 390     default:
 391         return DefWindowProcA(hWnd, msg, wParam, lParam);
 392     }
 393
 394     return 0L;
 395 }
 396
 397 static int init(void)
 398 {
 399     HMODULE hComctl32;
 400     BOOL (WINAPI *pInitCommonControlsEx)(const INITCOMMONCONTROLSEX*);
 401     WNDCLASSA wc;
 402     INITCOMMONCONTROLSEX iccex;
 403
 404     hComctl32 = GetModuleHandleA("comctl32.dll");
 405     pInitCommonControlsEx = (void*)GetProcAddress(hComctl32, "InitCommonControlsEx");
 406     if (!pInitCommonControlsEx)
 407     {
 408         win_skip("InitCommonControlsEx() is missing. Skipping the tests\n");
 409         return 0;
 410     }
 411     iccex.dwSize = sizeof(iccex);
 412     iccex.dwICC  = ICC_USEREX_CLASSES;
 413     pInitCommonControlsEx(&iccex);
 414
 415     pSetWindowSubclass = (void*)GetProcAddress(hComctl32, (LPSTR)410);
 416
 417     wc.style = CS_HREDRAW | CS_VREDRAW;
 418     wc.cbClsExtra = 0;
 419     wc.cbWndExtra = 0;
 420     wc.hInstance = GetModuleHandleA(NULL);
 421     wc.hIcon = NULL;
 422     wc.hCursor = LoadCursorA(NULL, IDC_ARROW);
 423     wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
 424     wc.lpszMenuName = NULL;
 425     wc.lpszClassName = ComboExTestClass;
 426     wc.lpfnWndProc = ComboExTestWndProc;
 427     RegisterClassA(&wc);
 428
 429     hComboExParentWnd = CreateWindowExA(0, ComboExTestClass, "ComboEx test", WS_OVERLAPPEDWINDOW|WS_VISIBLE,
 430       CW_USEDEFAULT, CW_USEDEFAULT, 680, 260, NULL, NULL, GetModuleHandleA(NULL), 0);
 431     assert(hComboExParentWnd != NULL);
 432
 433     hMainHinst = GetModuleHandleA(NULL);
 434     return 1;
 435 }
 436
 437 static void cleanup(void)
 438 {
 439     MSG msg;
 440
 441     PostMessageA(hComboExParentWnd, WM_CLOSE, 0, 0);
 442     while (GetMessageA(&msg,0,0,0)) {
 443         TranslateMessage(&msg);
 444         DispatchMessageA(&msg);
 445     }
 446
 447     DestroyWindow(hComboExParentWnd);
 448     UnregisterClassA(ComboExTestClass, GetModuleHandleA(NULL));
 449 }
 450
 451 static void test_comboboxex_subclass(void)
 452 {
 453     HWND hComboEx, hCombo, hEdit;
 454
 455     hComboEx = createComboEx(WS_BORDER | WS_VISIBLE | WS_CHILD | CBS_DROPDOWN);
 456
 457     hCombo = (HWND)SendMessage(hComboEx, CBEM_GETCOMBOCONTROL, 0, 0);
 458     ok(hCombo != NULL, "Failed to get internal combo\n");
 459     hEdit = (HWND)SendMessage(hComboEx, CBEM_GETEDITCONTROL, 0, 0);
 460     ok(hEdit != NULL, "Failed to get internal edit\n");
 461
 462     if (pSetWindowSubclass)
 463     {
 464         ok(GetPropA(hCombo, "CC32SubclassInfo") != NULL, "Expected CC32SubclassInfo property\n");
 465         ok(GetPropA(hEdit, "CC32SubclassInfo") != NULL, "Expected CC32SubclassInfo property\n");
 466     }
 467
 468     DestroyWindow(hComboEx);
 469 }
 470
 471 static const struct message test_setitem_edit_seq[] = {
 472     { WM_SETTEXT, sent|id, 0, 0, EDITBOX_ID },
 473     { EM_SETSEL, sent|id|wparam|lparam, 0,  0, EDITBOX_ID },
 474     { EM_SETSEL, sent|id|wparam|lparam, 0, -1, EDITBOX_ID },
 475     { 0 }
 476 };
 477
 478 static void test_get_set_item(void)
 479 {
 480     char textA[] = "test";
 481     HWND hComboEx;
 482     COMBOBOXEXITEMA item;
 483     BOOL ret;
 484
 485     hComboEx = createComboEx(WS_BORDER | WS_VISIBLE | WS_CHILD | CBS_DROPDOWN);
 486
 487     subclass_editbox(hComboEx);
 488
 489     flush_sequences(sequences, NUM_MSG_SEQUENCES);
 490
 491     memset(&item, 0, sizeof(item));
 492     item.mask = CBEIF_TEXT;
 493     item.pszText = textA;
 494     item.iItem = -1;
 495     ret = SendMessage(hComboEx, CBEM_SETITEMA, 0, (LPARAM)&item);
 496     expect(TRUE, ret);
 497
 498     ok_sequence(sequences, EDITBOX_SEQ_INDEX, test_setitem_edit_seq, "set item data for edit", FALSE);
 499
 500     /* get/set lParam */
 501     item.mask = CBEIF_LPARAM;
 502     item.iItem = -1;
 503     item.lParam = 0xdeadbeef;
 504     ret = SendMessage(hComboEx, CBEM_GETITEMA, 0, (LPARAM)&item);
 505     expect(TRUE, ret);
 506     ok(item.lParam == 0, "Expected zero, got %ld\n", item.lParam);
 507
 508     item.lParam = 0xdeadbeef;
 509     ret = SendMessage(hComboEx, CBEM_SETITEMA, 0, (LPARAM)&item);
 510     expect(TRUE, ret);
 511
 512     item.lParam = 0;
 513     ret = SendMessage(hComboEx, CBEM_GETITEMA, 0, (LPARAM)&item);
 514     expect(TRUE, ret);
 515     ok(item.lParam == 0xdeadbeef, "Expected 0xdeadbeef, got %ld\n", item.lParam);
 516
 517     DestroyWindow(hComboEx);
 518 }
 519
 520 START_TEST(comboex)
 521 {
 522     if (!init())
 523         return;
 524
 525     init_msg_sequences(sequences, NUM_MSG_SEQUENCES);
 526
 527     test_comboboxex();
 528     test_WM_LBUTTONDOWN();
 529     test_CB_GETLBTEXT();
 530     test_comboboxex_subclass();
 531     test_get_set_item();
 532
 533     cleanup();
 534 }