@Test
void testBuildImageServiceContext() {

    final Config config = new Config();
    config.setIsUBLImageService(true);
    config.setViewId("12345");
    config.setImageServiceBaseUrl("https://iiif.ub.uni-leipzig.de/iiif");
    config.setImageServiceImageDirPrefix("/j2k/");
    final IRIBuilder iriBuilder = new IRIBuilder(config);
    final String imageServiceContext = iriBuilder.buildImageServiceContext("12345");
    assertEquals("https://iiif.ub.uni-leipzig.de/iiif/j2k/0000/0123/0000012345", imageServiceContext);
}