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oleaut32: Add tests to explore the lifetime of font handles.

This commit is contained in:
Huw Davies 2010-02-01 14:03:36 +00:00 committed by Alexandre Julliard
parent ad9843faab
commit 439d585218
1 changed files with 150 additions and 0 deletions
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150
dlls/oleaut32/tests/olefont.c
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@ -836,6 +836,155 @@ static void test_returns(void)
IFont_Release(pFont);
}
static void test_hfont_lifetime(void)
{
IFont *font;
FONTDESC fontdesc;
HRESULT hr;
HFONT hfont, first_hfont = NULL;
CY size;
DWORD obj_type;
int i;
fontdesc.cbSizeofstruct = sizeof(fontdesc);
fontdesc.lpstrName = arial_font;
fontdesc.cySize.int64 = 12 * 10000; /* 12 pt */
fontdesc.sWeight = FW_NORMAL;
fontdesc.sCharset = ANSI_CHARSET;
fontdesc.fItalic = FALSE;
fontdesc.fUnderline = FALSE;
fontdesc.fStrikethrough = FALSE;
hr = pOleCreateFontIndirect(&fontdesc, &IID_IFont, (void **)&font);
ok_ole_success(hr, "OleCreateFontIndirect");
hr = IFont_get_hFont(font, &hfont);
ok_ole_success(hr, "get_hFont");
/* show that if the font is updated the old hfont is deleted when the
new font is realized */
for(i = 0; i < 100; i++)
{
HFONT last_hfont = hfont;
size.int64 = (i + 10) * 20000;
obj_type = GetObjectType(hfont);
ok(obj_type == OBJ_FONT, "got obj type %d\n", obj_type);
hr = IFont_put_Size(font, size);
ok_ole_success(hr, "put_Size");
/* put_Size doesn't cause the new font to be realized */
obj_type = GetObjectType(last_hfont);
ok(obj_type == OBJ_FONT, "got obj type %d\n", obj_type);
hr = IFont_get_hFont(font, &hfont);
ok_ole_success(hr, "get_hFont");
obj_type = GetObjectType(last_hfont);
todo_wine
ok(obj_type == 0, "%d: got obj type %d\n", i, obj_type);
}
/* now show that if we take a reference on the hfont, it persists
until the font object is released */
for(i = 0; i < 100; i++)
{
size.int64 = (i + 10) * 20000;
obj_type = GetObjectType(hfont);
ok(obj_type == OBJ_FONT, "got obj type %d\n", obj_type);
hr = IFont_put_Size(font, size);
ok_ole_success(hr, "put_Size");
hr = IFont_get_hFont(font, &hfont);
ok_ole_success(hr, "get_hFont");
hr = IFont_AddRefHfont(font, hfont);
ok_ole_success(hr, "AddRefHfont");
if(i == 0) first_hfont = hfont;
obj_type = GetObjectType(first_hfont);
ok(obj_type == OBJ_FONT, "got obj type %d\n", obj_type);
}
IFont_Release(font);
obj_type = GetObjectType(first_hfont);
ok(obj_type == 0, "got obj type %d\n", obj_type);
/* An AddRefHfont followed by a ReleaseHfont means the font doesn't not persist
through re-realization */
hr = pOleCreateFontIndirect(&fontdesc, &IID_IFont, (void **)&font);
ok_ole_success(hr, "OleCreateFontIndirect");
hr = IFont_get_hFont(font, &hfont);
ok_ole_success(hr, "get_hFont");
for(i = 0; i < 100; i++)
{
HFONT last_hfont = hfont;
size.int64 = (i + 10) * 20000;
obj_type = GetObjectType(hfont);
ok(obj_type == OBJ_FONT, "got obj type %d\n", obj_type);
hr = IFont_put_Size(font, size);
ok_ole_success(hr, "put_Size");
/* put_Size doesn't cause the new font to be realized */
obj_type = GetObjectType(last_hfont);
ok(obj_type == OBJ_FONT, "got obj type %d\n", obj_type);
hr = IFont_get_hFont(font, &hfont);
ok_ole_success(hr, "get_hFont");
hr = IFont_AddRefHfont(font, hfont);
ok_ole_success(hr, "AddRefHfont");
hr = IFont_ReleaseHfont(font, hfont);
ok_ole_success(hr, "ReleaseHfont");
obj_type = GetObjectType(last_hfont);
todo_wine
ok(obj_type == 0, "%d: got obj type %d\n", i, obj_type);
}
/* Interestingly if we release a non-existent reference on the hfont, it persists
until the font object is released */
for(i = 0; i < 100; i++)
{
size.int64 = (i + 10) * 20000;
obj_type = GetObjectType(hfont);
ok(obj_type == OBJ_FONT, "got obj type %d\n", obj_type);
hr = IFont_put_Size(font, size);
ok_ole_success(hr, "put_Size");
hr = IFont_get_hFont(font, &hfont);
ok_ole_success(hr, "get_hFont");
hr = IFont_ReleaseHfont(font, hfont);
ok_ole_success(hr, "ReleaseHfont");
if(i == 0) first_hfont = hfont;
obj_type = GetObjectType(first_hfont);
ok(obj_type == OBJ_FONT, "got obj type %d\n", obj_type);
}
IFont_Release(font);
obj_type = GetObjectType(first_hfont);
ok(obj_type == 0, "got obj type %d\n", obj_type);
}
START_TEST(olefont)
{
hOleaut32 = GetModuleHandleA("oleaut32.dll");
@ -869,4 +1018,5 @@ START_TEST(olefont)
test_ReleaseHfont();
test_AddRefHfont();
test_returns();
test_hfont_lifetime();
}