@Test
public void testGetContext() {

    RpcContext rpcContext = RpcContext.getContext();
    Assertions.assertNotNull(rpcContext);
    RpcContext.removeContext();
    // if null, will return the initialize value.
    //Assertions.assertNull(RpcContext.getContext());
    Assertions.assertNotNull(RpcContext.getContext());
    Assertions.assertNotEquals(rpcContext, RpcContext.getContext());
    RpcContext serverRpcContext = RpcContext.getServerContext();
    Assertions.assertNotNull(serverRpcContext);
    RpcContext.removeServerContext();
    Assertions.assertNotEquals(serverRpcContext, RpcContext.getServerContext());
}