@Test
    public void nested_collection_traversal() throws IOException {
        ApiBean ab = new ApiBean();
        ab.setImage("blobaroni/foo-bar-baz_jpeg");

        List<ApiBean> listInner = List.of(ab);
        List<List<ApiBean>> listOuter = List.of(listInner);

        BlobResourceInterceptorProvider interceptorProvider = new BlobResourceInterceptorProvider();
        interceptorProvider.aroundWriteTo(new DummyWriterContext(listOuter));

        assertThat(ab.getImage()).isEqualTo("blobs/blobaroni/foo-bar-baz_jpeg");
    }
@author Marc Savy {@literal <marc@blackparrotlabs.io>}
manager/api/rest-impl/src/test/java/io/apiman/manager/api/rest/interceptors/BlobResourceInterceptorProviderTest.java