// directory with a cycle,
    // /root
    //    /child
    //       /[grandchild -> root]
    Path root = createTempDirectory("ClassPathTest");
    try {
      createFile(root.resolve("some.txt"));
      Path child = createDirectory(root.resolve("child"));
      createSymbolicLink(child.resolve("grandchild"), root);
      assertEquals(
          ImmutableSet.of(new ResourceInfo(FILE, "some.txt", loader)),