@Test
    void matrixVariablesPreserved() throws Exception {
        final WebClient client = WebClient.of("http://127.0.0.1:" + port);
        final AggregatedHttpResponse response = client.blocking().get(
                JETTY_BASE_PATH + "/owners/42;q=11/pets/21;q=22");
        assertThat(response.contentUtf8()).isEqualTo("[11,22]");
    }
Integration test for <a href="https://docs.spring.io/spring-framework/reference/web/webmvc/mvc-controller/ann-methods/matrix-variables.html">Matrix Variables</a>.
it/spring/boot3-jetty12/src/test/java/com/linecorp/armeria/spring/jetty/MatrixVariablesTest.java