}

  @AndroidIncompatible // Path (for symlink creation)

  public void testScanDirectory_symlinkCycle() throws IOException {
    if (isWindows()) {
      return; // TODO: b/136041958 - Can we detect cycles under Windows?
    }
    ClassLoader loader = ClassPathTest.class.getClassLoader();
    // directory with a cycle,
    // /root
    //    /left
    //       /[sibling -> right]
    //    /right

        builder.add(resource.getResourceName());
      }
    }
    return builder.build();
  }

  private static boolean isWindows() {
    return OS_NAME.value().startsWith("Windows");
  }