public CounterServletResponseWrapper(HttpServletResponse response) {
		super(response);
		assert response != null;
	}
@Test
	public void testCounterServletResponseWrapper() throws IOException {
		final CounterServletResponseWrapper wrapper = new CounterServletResponseWrapper(
				new HttpResponse());
		// stream est null pour l'instant
		wrapper.reset();
		wrapper.resetBuffer();

		wrapper.createOutputStream();
		wrapper.getOutputStream().write(new byte[8]);
		assertEquals("dataLength", 8, wrapper.getDataLength());
		wrapper.reset();
		assertEquals("dataLength with reset", 0, wrapper.getDataLength());
		wrapper.getOutputStream().write(new byte[8]);
		wrapper.resetBuffer();
		assertEquals("dataLength with resetBuffer", 0, wrapper.getDataLength());
	}