URL url2 = new URL("file:/b");
    URLClassLoader classloader = new URLClassLoader(new URL[] {url1, url2}, null);
    assertThat(ClassPath.getClassPathEntries(classloader))
        .containsExactly(new File("/a"), classloader, new File("/b"), classloader);
  }

  @AndroidIncompatible // Android forbids null parent ClassLoader
  public void testClassPathEntries_urlClassLoader_withParent() throws Exception {

    URL url2 = new URL("file:/b");
    URLClassLoader classloader = new URLClassLoader(new URL[] {url1, url2}, null);
    assertThat(ClassPath.getClassPathEntries(classloader))
        .containsExactly(new File("/a"), classloader, new File("/b"), classloader);
  }

  @AndroidIncompatible // Android forbids null parent ClassLoader
  public void testClassPathEntries_urlClassLoader_withParent() throws Exception {

    }
    return builder.build();
  }

  @VisibleForTesting
  static ImmutableMap<File, ClassLoader> getClassPathEntries(ClassLoader classloader) {
    LinkedHashMap<File, ClassLoader> entries = new LinkedHashMap<>();
    // Search parent first, since it's the order ClassLoader#loadClass() uses.
    ClassLoader parent = classloader.getParent();
    if (parent != null) {
      entries.putAll(getClassPathEntries(parent));
    }

                classRealm.importFromParent(imp);
            }
        }
    }

    private static Object getId(ClassLoader classLoader) {
        if (classLoader instanceof ClassRealm classRealm) {
            return classRealm.getId();
        }
        return classLoader;
    }

        private final GroovyClassLoader classLoader;

        CachedScript(final Class<? extends Script> scriptClass, final GroovyClassLoader classLoader) {
            this.scriptClass = scriptClass;
            this.classLoader = classLoader;
        }

        void close() {
            try {
                classLoader.clearCache();
                classLoader.close();
            } catch (final IOException e) {

        ResolveTask(
                ClassLoader classLoader,
                CountDownLatch latch,
                Artifact artifact,
                RepositorySystemSession session,
                List<ArtifactRepository> remoteRepositories,
                ArtifactResolutionResult result) {
            this.classLoader = classLoader;
            this.latch = latch;
            this.artifact = artifact;

        bind(SisuDiBridgeModule.class).toInstance(this);
        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
        if (classLoader == null) {
            classLoader = getClass().getClassLoader();
        }
        if (discover) {
            injector.discover(classLoader);
        }
    }

    private void bindScope(
            InjectorImpl injector,

        }
    }

    private boolean seemsLikeATest(Class<?> clazz) {
        try {
            ClassLoader classLoader = clazz.getClassLoader();

            Class<?> junitTest = loadClassWithoutInitializing("org.junit.Assert", classLoader);
            if (junitTest.isAssignableFrom(clazz)) {

      }
      if (isAndroid()) {
        // We need not worry about class unloading under Android. Plus, this approach wouldn't work.
        return null;
      }
      ClassLoader systemLoader;
      try {
        systemLoader = ClassLoader.getSystemClassLoader();
      } catch (SecurityException e) {
        logger.info("Not allowed to access system class loader.");
        return null;
      }

  @AndroidIncompatible // "Parent ClassLoader may not be null"; maybe avoidable if we try?
  public void testGetChecked_classUnloading() throws Exception {
    WeakReference<?> classUsedByGetChecked = doTestClassUnloading();
    GcFinalization.awaitClear(classUsedByGetChecked);
  }

  /**
   * Loads {@link WillBeUnloadedException} in a separate {@code ClassLoader}, calls {@code