Dylan Smith <dylan.ah.sm...@gmail.com> wrote: > + wcexA.cbSize = 0; > + wcexA.style = cls.style; > + wcexA.lpfnWndProc = cls.lpfnWndProc; > + wcexA.cbClsExtra = cls.cbClsExtra; > + wcexA.cbWndExtra = cls.cbWndExtra; > + wcexA.hInstance = cls.hInstance; > + wcexA.hIcon = cls.hIcon; > + wcexA.hCursor = cls.hCursor; > + wcexA.hbrBackground = cls.hbrBackground; > + wcexA.lpszMenuName = cls.lpszMenuName; > + wcexA.lpszClassName = cls.lpszClassName; > + wcexA.hIconSm = 0; > + ok( ((RegisterClassExA( &wcexA ) == 0) && (GetLastError() == > ERROR_INVALID_PARAMETER)), > + "Failed with invalid number of cbSize bytes\n");
Testing other values besides 0 would be helpful, in particular values like sizeof(class) - 1 and sizeof(class) + 1. Did you inspect all the places in Wine which call RegisterClassEx()? Also, GetClassInfoEx() in Wine is an obvious offender, and this needs a test (and a fix) too. -- Dmitry.