winmm/tests: Add MCI_DGV_WINDOW_STATE tests.

dlls/winmm/tests/mci.c

@@ -1424,6 +1424,9 @@ static void test_asyncWaveTypeMpegvideo(HWND hwnd)
     Sleep(200);
     test_notification(hwnd,"play",0);
 
+    err = mciSendStringA("window mysound state hide", NULL, 0, NULL);
+    todo_wine ok(err == MCIERR_NO_WINDOW, "mci window state returned %s\n", dbg_mcierr(err));
+
     err = mciSendStringA("close mysound wait", NULL, 0, NULL);
     ok(!err,"mci close wait returned %s\n", dbg_mcierr(err));
     test_notification(hwnd,"play (aborted by close)",MCI_NOTIFY_ABORTED);
@@ -1689,6 +1692,12 @@ static void test_video_window(void)
         ok(IsWindow(video_window), "Video window should exist.\n");
         ok(!IsWindowVisible(video_window), "Video window should be hidden.\n");
 
+        /* Test MCI_DGV_WINDOW_STATE for the non-default window. */
+        parm.win.nCmdShow = SW_MINIMIZE;
+        err = mciSendCommandW(id, MCI_WINDOW, MCI_DGV_WINDOW_STATE, (DWORD_PTR)&parm);
+        ok(!err, "Got %s.\n", dbg_mcierr(err));
+        todo_wine ok(IsIconic(main_window), "Video window should be minimized.\n");
+
         /* video window is reset to the default window, which is visible again */
         parm.win.hWnd = NULL;
         err = mciSendCommandW(id, MCI_WINDOW, MCI_DGV_WINDOW_HWND, (DWORD_PTR)&parm);
@@ -1698,9 +1707,15 @@ static void test_video_window(void)
 
         err = mciSendCommandW(id, MCI_WHERE, MCI_DGV_WHERE_DESTINATION, (DWORD_PTR)&parm);
         ok(!err, "Got %s.\n", dbg_mcierr(err));
-        ok(EqualRect(&parm.where.rc, &src_rc), "Got destination rect %s, expected %s.\n",
+        todo_wine ok(EqualRect(&parm.where.rc, &src_rc), "Got destination rect %s, expected %s.\n",
                 wine_dbgstr_rect(&parm.where.rc), wine_dbgstr_rect(&src_rc));
 
+        /* Test MCI_DGV_WINDOW_STATE for the default window. */
+        parm.win.nCmdShow = SW_MINIMIZE;
+        err = mciSendCommandW(id, MCI_WINDOW, MCI_DGV_WINDOW_STATE, (DWORD_PTR)&parm);
+        ok(!err, "Got %s.\n", dbg_mcierr(err));
+        todo_wine ok(IsIconic(video_window), "Video window should be minimized.\n");
+
         err = mciSendCommandW(id, MCI_CLOSE, 0, 0);
         ok(!err, "Got %s.\n", dbg_mcierr(err));