* from. Callers can {@linkplain LocationInfo#scanResources scan} individual locations selectively
   * or even in parallel.
   */
  static ImmutableSet<LocationInfo> locationsFrom(ClassLoader classloader) {
    ImmutableSet.Builder<LocationInfo> builder = ImmutableSet.builder();
    for (Map.Entry<File, ClassLoader> entry : getClassPathEntries(classloader).entrySet()) {

    new EqualsTester()
        .addEqualityGroup(
            new ClassPath.LocationInfo(new File("foo.jar"), child),
            new ClassPath.LocationInfo(new File("foo.jar"), child))
        .addEqualityGroup(new ClassPath.LocationInfo(new File("foo.jar"), parent))
        .addEqualityGroup(new ClassPath.LocationInfo(new File("foo"), child))
        .testEquals();
  }

    new EqualsTester()
        .addEqualityGroup(
            new ClassPath.LocationInfo(new File("foo.jar"), child),
            new ClassPath.LocationInfo(new File("foo.jar"), child))
        .addEqualityGroup(new ClassPath.LocationInfo(new File("foo.jar"), parent))
        .addEqualityGroup(new ClassPath.LocationInfo(new File("foo"), child))
        .testEquals();
  }