testableFilter.doFilter(mockRequest, mockResponse, mockFilterChain);

        assertFalse(mockFilterChain.wasDoFilterCalled());
        assertEquals(429, mockResponse.getSendErrorCode());
    }

    @Test
    public void test_doFilter_webAtThreshold() throws IOException, ServletException {
        setConfig(80, 100);
        testableFilter.setCpuPercent((short) 80);