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comctl32/tests: Add test for v6 combobox dropdown size. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Fabian Maurer 2018-02-06 10:26:25 +03:00 committed by Alexandre Julliard
parent 75782e7cc3
commit 1f1e7259e6
1 changed files with 110 additions and 0 deletions
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110
dlls/comctl32/tests/combo.c
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@ -1151,6 +1151,114 @@ static void test_combo_WS_VSCROLL(void)
DestroyWindow(hCombo);
}
static void test_combo_dropdown_size(DWORD style)
{
static const char wine_test[] = "Wine Test";
HWND hCombo, hList;
COMBOBOXINFO cbInfo;
int i, test, ret;
static const struct list_size_info
{
int num_items;
int height_combo;
int limit;
} info_height[] = {
{33, 50, -1},
{35, 50, 40},
{15, 50, 3},
};
for (test = 0; test < sizeof(info_height) / sizeof(info_height[0]); test++)
{
const struct list_size_info *info_test = &info_height[test];
int height_item; /* Height of a list item */
int height_list; /* Height of the list we got */
int expected_height_list;
RECT rect_list_client;
int min_visible_expected;
hCombo = CreateWindowA(WC_COMBOBOXA, "Combo", CBS_DROPDOWN | WS_VISIBLE | WS_CHILD | style, 5, 5, 100,
info_test->height_combo, hMainWnd, (HMENU)COMBO_ID, NULL, 0);
min_visible_expected = SendMessageA(hCombo, CB_GETMINVISIBLE, 0, 0);
todo_wine
ok(min_visible_expected == 30, "Unexpected number of items %d.\n", min_visible_expected);
cbInfo.cbSize = sizeof(COMBOBOXINFO);
ret = SendMessageA(hCombo, CB_GETCOMBOBOXINFO, 0, (LPARAM)&cbInfo);
ok(ret, "Failed to get combo info, %d\n", ret);
hList = cbInfo.hwndList;
for (i = 0; i < info_test->num_items; i++)
{
ret = SendMessageA(hCombo, CB_ADDSTRING, 0, (LPARAM) wine_test);
ok(ret == i, "Failed to add string %d, returned %d.\n", i, ret);
}
if (info_test->limit != -1)
{
int min_visible_actual;
min_visible_expected = info_test->limit;
ret = SendMessageA(hCombo, CB_SETMINVISIBLE, min_visible_expected, 0);
todo_wine
ok(ret, "Failed to set visible limit.\n");
min_visible_actual = SendMessageA(hCombo, CB_GETMINVISIBLE, 0, 0);
todo_wine
ok(min_visible_expected == min_visible_actual, "test %d: unexpected number of items %d.\n",
test, min_visible_actual);
}
ret = SendMessageA(hCombo, CB_SHOWDROPDOWN, TRUE,0);
ok(ret, "Failed to show dropdown.\n");
ret = SendMessageA(hCombo, CB_GETDROPPEDSTATE, 0, 0);
ok(ret, "Unexpected dropped state.\n");
GetClientRect(hList, &rect_list_client);
height_list = rect_list_client.bottom - rect_list_client.top;
height_item = (int)SendMessageA(hList, LB_GETITEMHEIGHT, 0, 0);
if (style & CBS_NOINTEGRALHEIGHT)
{
RECT rect_list_complete;
int list_height_nonclient;
int list_height_calculated;
int edit_padding_size = cbInfo.rcItem.top; /* edit client rect top is the padding it has to its parent
We assume it's the same on the bottom */
GetWindowRect(hList, &rect_list_complete);
list_height_nonclient = (rect_list_complete.bottom - rect_list_complete.top)
- (rect_list_client.bottom - rect_list_client.top);
/* Calculate the expected client size of the listbox popup from the size of the combobox. */
list_height_calculated = info_test->height_combo /* Take height we created combobox with */
- (cbInfo.rcItem.bottom - cbInfo.rcItem.top) /* Subtract size of edit control */
- list_height_nonclient /* Subtract list nonclient area */
- edit_padding_size * 2; /* subtract space around the edit control */
expected_height_list = min(list_height_calculated, height_item * info_test->num_items);
if (expected_height_list < 0)
expected_height_list = 0;
todo_wine
ok(expected_height_list == height_list, "Test %d, expected list height to be %d, got %d\n",
test, expected_height_list, height_list);
}
else
{
expected_height_list = min(info_test->num_items, min_visible_expected) * height_item;
todo_wine
ok(expected_height_list == height_list, "Test %d, expected list height to be %d, got %d\n",
test, expected_height_list, height_list);
}
DestroyWindow(hCombo);
}
}
START_TEST(combo)
{
ULONG_PTR ctx_cookie;
@ -1192,6 +1300,8 @@ START_TEST(combo)
test_combo_listbox_styles(CBS_SIMPLE);
test_combo_listbox_styles(CBS_DROPDOWN);
test_combo_listbox_styles(CBS_DROPDOWNLIST);
test_combo_dropdown_size(0);
test_combo_dropdown_size(CBS_NOINTEGRALHEIGHT);
cleanup();
unload_v6_module(ctx_cookie, hCtx);