@Test
    void testErrorNoParameters() throws IOException, ServletException {
        receiveDataServlet.doPost(request, response);
        checkError(HttpServletResponse.SC_NOT_ACCEPTABLE, "Feed must be specified");
    }
The combination of mock and prod classes means this test needs its own
context.
stroom-app/src/test/java/stroom/receive/TestReceiveDataServlet.java