public HttpResult getBinary(String url) throws IOException, NotModifiedException {
		return getBinary(url, null, null);
	}
@Test
	void supportsCompression() {
		this.mockServerClient.when(HttpRequest.request().withMethod("GET")).respond(req -> {
			String acceptEncodingHeader = req.getFirstHeader(HttpHeaders.ACCEPT_ENCODING);
			if (!acceptEncodingHeader.contains("deflate")) {
				throw new Exception("deflate should be in the Accept-Encoding header");
			}
			if (!acceptEncodingHeader.contains("gzip")) {
				throw new Exception("gzip should be in the Accept-Encoding header");
			}

			return HttpResponse.response().withBody("ok");
		});

		Assertions.assertDoesNotThrow(() -> getter.getBinary(this.feedUrl));
	}