From: Qian Hong <qhong@codeweavers.com>
Subject: [PATCH 2/2] user32/tests: Test exception handling for timer callbacks.
Message-Id: <54533AE5.4020908@codeweavers.com>
Date: Fri, 31 Oct 2014 15:31:49 +0800

---
  dlls/user32/tests/msg.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
  1 file changed, 44 insertions(+)

diff --git a/dlls/user32/tests/msg.c b/dlls/user32/tests/msg.c
index 90b87cb..190cd8b 100644
--- a/dlls/user32/tests/msg.c
+++ b/dlls/user32/tests/msg.c
@@ -8412,6 +8412,13 @@ static void CALLBACK callback_count(HWND hwnd, UINT uMsg, UINT_PTR idEvent, DWOR
     count++;
 }
 
+static DWORD exception;
+static void CALLBACK callback_exception(HWND hwnd, UINT uMsg, UINT_PTR idEvent, DWORD dwTime)
+{
+    count++;
+    RaiseException(exception, 0, 0, NULL);
+}
+
 static DWORD WINAPI timer_thread_proc(LPVOID x)
 {
     struct timer_info *info = x;
@@ -8542,6 +8549,42 @@ static void test_timers_no_wnd(void)
     /* Note: SetSystemTimer doesn't support a NULL window, see test_timers */
 }
 
+static void test_timers_exception(DWORD code)
+{
+    UINT_PTR id;
+    MSG msg;
+
+    exception = code;
+    count = 0;
+    id = SetTimer(NULL, 0, 300, callback_exception);
+    ok(id != 0, "did not get id from SetTimer.\n");
+
+    Sleep(150);
+    while (PeekMessageA(&msg, NULL, 0, 0, PM_REMOVE)) DispatchMessageA(&msg);
+    ok(count == 0, "did not get zero count as expected (%i).\n", count);
+    Sleep(200);
+    while (PeekMessageA(&msg, NULL, 0, 0, PM_REMOVE)) DispatchMessageA(&msg);
+    ok(count == 1, "did not get one count as expected (%i).\n", count);
+    KillTimer(NULL, id);
+    Sleep(350);
+    while (PeekMessageA(&msg, NULL, 0, 0, PM_REMOVE)) DispatchMessageA(&msg);
+    ok(count == 1, "killing timer did not work (%i).\n", count);
+}
+
+static void test_timers_exceptions(void)
+{
+    test_timers_exception(EXCEPTION_ACCESS_VIOLATION);
+    test_timers_exception(EXCEPTION_DATATYPE_MISALIGNMENT);
+    test_timers_exception(EXCEPTION_BREAKPOINT);
+    test_timers_exception(EXCEPTION_SINGLE_STEP);
+    test_timers_exception(EXCEPTION_ARRAY_BOUNDS_EXCEEDED);
+    test_timers_exception(EXCEPTION_FLT_DENORMAL_OPERAND);
+    test_timers_exception(EXCEPTION_FLT_DIVIDE_BY_ZERO);
+    test_timers_exception(EXCEPTION_FLT_INEXACT_RESULT);
+    test_timers_exception(EXCEPTION_ILLEGAL_INSTRUCTION);
+    test_timers_exception(0xE000BEEF); /* customer exception */
+}
+
 /* Various win events with arbitrary parameters */
 static const struct message WmWinEventsSeq[] = {
     { EVENT_SYSTEM_SOUND, winevent_hook|wparam|lparam, OBJID_WINDOW, 0 },
@@ -14583,6 +14626,7 @@ START_TEST(msg)
     test_accelerators();
     test_timers();
     test_timers_no_wnd();
+    test_timers_exceptions();
     if (hCBT_hook) test_set_hook();
     test_DestroyWindow();
     test_DispatchMessage();