@Test
    void nonCompressedResponse() {
        final AggregatedHttpResponse res =
                WebClient.of(newUrl()).execute(request(1023)).aggregate().join();
        assertThat(res.status()).isEqualTo(HttpStatus.OK);
        assertThat(res.headers().get(HttpHeaderNames.CONTENT_ENCODING)).isNull();
    }
This uses {@link ArmeriaAutoConfiguration} for integration tests.
{@code application-compressionTest.yml} will be loaded with minimal settings to make it work.
spring/boot3-autoconfigure/src/test/java/com/linecorp/armeria/spring/ArmeriaCompressionConfigurationTest.java