@Test
public void testPassReceive() {

    // Fill the three parts of a config document
    incoming.put("passRecAddress", "Address");
    incoming.put("passRecPort", "port#");
    // Create the UUT
    nHandler = new UDPNotificationHandler(incoming, fakeClient);
    String address = "localhost";
    String expectedAddress = "127.0.0.1";
    int port = 1234;
    Map<String,Object> expectedData = new LinkedHashMap<>();
    expectedData.put("Address", expectedAddress);
    expectedData.put("port#", port);
    // Test UUT
    String testStr = "{\"str\":\"msg\"}";
    createPacket(testStr, address, port);
    nHandler.handleMessage(pack);
    assert fakeClient.compareData(expectedData);
    assert fakeClient.compareSource(sourceName);
}