user32/tests: Add inter-thread rawinput message tests.

The rawinput messages are received on the target window if is from the
same process as the foreground window, it doesn't need to be the
foreground window itself, or use RIDEV_INPUTSINK.

Signed-off-by: Rémi Bernon <rbernon@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>

dlls/user32/tests/input.c

@@ -1874,16 +1874,87 @@ struct rawinput_test rawinput_tests[] =
     { TRUE,  FALSE, 0,                TRUE,  TRUE,  TRUE, /* todos: */ FALSE, FALSE, FALSE },
     { TRUE,  TRUE,  0,                TRUE,  TRUE,  TRUE, /* todos: */ FALSE, FALSE, FALSE },
     { TRUE,  TRUE,  RIDEV_NOLEGACY,  FALSE,  TRUE,  TRUE, /* todos: */  TRUE, FALSE, FALSE },
+
+    /* same-process foreground tests */
+    { TRUE,  FALSE, 0,               FALSE, FALSE, FALSE, /* todos: */ FALSE, FALSE, FALSE },
+    { TRUE,  TRUE,  0,               FALSE,  TRUE,  TRUE, /* todos: */ FALSE, FALSE, FALSE },
 };
 
+struct rawinput_test_thread_params
+{
+    HANDLE ready;
+    HANDLE start;
+    HANDLE done;
+};
+
+static DWORD WINAPI rawinput_test_thread(void *arg)
+{
+    struct rawinput_test_thread_params *params = arg;
+    POINT pt;
+    HWND hwnd = NULL;
+    int i;
+
+    for (i = 0; i < ARRAY_SIZE(rawinput_tests); ++i)
+    {
+        WaitForSingleObject(params->ready, INFINITE);
+        ResetEvent(params->ready);
+
+        switch (i)
+        {
+        case 4:
+        case 5:
+            GetCursorPos(&pt);
+
+            hwnd = CreateWindowA("static", "static", WS_VISIBLE | WS_POPUP,
+                                 pt.x - 50, pt.y - 50, 100, 100, 0, NULL, NULL, NULL);
+            ok(hwnd != 0, "CreateWindow failed\n");
+            empty_message_queue();
+
+            /* FIXME: Try to workaround X11/Win32 focus inconsistencies and
+             * make the window visible and foreground as hard as possible. */
+            ShowWindow(hwnd, SW_SHOW);
+            SetWindowPos(hwnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOSIZE|SWP_NOMOVE);
+            SetForegroundWindow(hwnd);
+            UpdateWindow(hwnd);
+            empty_message_queue();
+
+            mouse_event(MOUSEEVENTF_MOVE, 5, 0, 0, 0);
+            empty_message_queue();
+            break;
+        }
+
+        SetEvent(params->start);
+
+        WaitForSingleObject(params->done, INFINITE);
+        ResetEvent(params->done);
+        if (hwnd) DestroyWindow(hwnd);
+    }
+
+    return 0;
+}
+
 static void test_rawinput(void)
 {
+    struct rawinput_test_thread_params params;
     RAWINPUTDEVICE raw_devices[1];
+    HANDLE thread;
     DWORD ret;
     POINT pt, newpt;
     HWND hwnd;
     int i;
 
+    params.ready = CreateEventA(NULL, FALSE, FALSE, NULL);
+    ok(params.ready != NULL, "CreateEvent failed\n");
+
+    params.start = CreateEventA(NULL, FALSE, FALSE, NULL);
+    ok(params.start != NULL, "CreateEvent failed\n");
+
+    params.done = CreateEventA(NULL, FALSE, FALSE, NULL);
+    ok(params.done != NULL, "CreateEvent failed\n");
+
+    thread = CreateThread(NULL, 0, rawinput_test_thread, &params, 0, NULL);
+    ok(thread != NULL, "CreateThread failed\n");
+
     SetCursorPos(100, 100);
     empty_message_queue();
 
@@ -1922,9 +1993,15 @@ static void test_rawinput(void)
             ok(GetLastError() == 0xdeadbeef, "%d: RegisterRawInputDevices returned %08x\n", i, GetLastError());
         }
 
-        mouse_event(MOUSEEVENTF_MOVE, 5, 0, 0, 0);
+        SetEvent(params.ready);
+        WaitForSingleObject(params.start, INFINITE);
+        ResetEvent(params.start);
+
+        if (i <= 3) mouse_event(MOUSEEVENTF_MOVE, 5, 0, 0, 0);
         empty_message_queue();
 
+        SetEvent(params.done);
+
         todo_wine_if(rawinput_tests[i].todo_legacy)
         ok(rawinput_test_received_legacy == rawinput_tests[i].expect_legacy,
            "%d: %sexpected WM_MOUSEMOVE message\n", i, rawinput_tests[i].expect_legacy ? "" : "un");
@@ -1951,6 +2028,13 @@ static void test_rawinput(void)
 
         DestroyWindow(hwnd);
     }
+
+    WaitForSingleObject(thread, INFINITE);
+
+    CloseHandle(params.done);
+    CloseHandle(params.start);
+    CloseHandle(params.ready);
+    CloseHandle(thread);
 }
 
 static void test_key_map(void)