@Override
      public Object call() throws Exception {
        Region r = getRootRegion("testSimplePdx");
        byte[] bytes = (byte[]) r.get(1);
        DataInputStream bis = new DataInputStream(new ByteArrayInputStream(bytes));
        Object result = DataSerializer.readObject(bis);
        assertEquals(new SimpleClass(57, (byte) 3), result);
        return null;
      }
Test to make sure that types are sent to all pools, even if they are in multiple distributed
systems.
geode-core/src/distributedTest/java/org/apache/geode/pdx/PdxClientServerDUnitTest.java