public void test_constructor_isPrivate() {
        // Verify that SystemUtil has a private constructor (utility class pattern)
        try {
            Constructor<SystemUtil> constructor = SystemUtil.class.getDeclaredConstructor();
            assertTrue("Constructor should be private", java.lang.reflect.Modifier.isPrivate(constructor.getModifiers()));

            // Test that constructor is accessible when made accessible

    Thread.currentThread().setContextClassLoader(classLoader);
    try {
      Class<?> test = classLoader.loadClass(AbstractFutureTest.class.getName());
      test.getMethod(getName()).invoke(test.getDeclaredConstructor().newInstance());
    } finally {
      Thread.currentThread().setContextClassLoader(oldClassLoader);
    }
  }

  private void checkHelperVersion(ClassLoader classLoader, String expectedHelperClassName)

    // exercise some classes from the parallel ClassLoader.
    AtomicReference<Object> sepFrqA =
        new AtomicReference<Object>(sepFrqC.getDeclaredConstructor().newInstance());
    Class<?> sepFwrC = sepLoader.loadClass(MyFinalizableWeakReference.class.getName());
    Constructor<?> sepFwrCons = sepFwrC.getConstructor(Object.class, sepFrqC);

    }

    @Test
    public void test_utility_class_instantiation() {
        // Verify that SearchEngineUtil is a utility class with private constructor
        try {
            SearchEngineUtil.class.getDeclaredConstructor().newInstance();
            fail("Should not be able to instantiate utility class");
        } catch (Exception e) {
            // Expected - utility classes should have private constructors

    void testPrivateConstructor() throws Exception {
        // Verify constructor is private
        Constructor<Smb2Constants> constructor = Smb2Constants.class.getDeclaredConstructor();
        assertTrue(Modifier.isPrivate(constructor.getModifiers()), "Constructor should be private");

        // Force accessibility and create instance to achieve coverage
        constructor.setAccessible(true);

        // Verify that ThreadDumpUtil has a protected constructor (utility class pattern)
        try {
            Constructor<ThreadDumpUtil> constructor = ThreadDumpUtil.class.getDeclaredConstructor();
            assertTrue("Constructor should be protected", java.lang.reflect.Modifier.isProtected(constructor.getModifiers()));

            // Test that constructor is accessible when made accessible

        try {
            Class<?> cls = Class.forName("jcifs.smb.SmbEnumerationUtil$" + simpleName);
            Constructor<?> ctor = cls.getDeclaredConstructor(paramTypes);
            ctor.setAccessible(true);
            return ctor.newInstance(args);
        } catch (ClassNotFoundException | NoSuchMethodException | InstantiationException | IllegalAccessException

    public void test_constructor_isPrivate() {
        // Verify that WebApiUtil has a private constructor (utility class pattern)
        try {
            Constructor<WebApiUtil> constructor = WebApiUtil.class.getDeclaredConstructor();
            assertTrue("Constructor should be private", java.lang.reflect.Modifier.isPrivate(constructor.getModifiers()));

            // Test that constructor is accessible when made accessible

            // When & Then - verify constructor is private by reflection
            assertDoesNotThrow(() -> {
                java.lang.reflect.Constructor<Strings> constructor = Strings.class.getDeclaredConstructor();
                assertTrue(java.lang.reflect.Modifier.isPrivate(constructor.getModifiers()), "Constructor should be private");
            }, "Should be able to access private constructor via reflection");
        }

    @Test
    public void testPrivateConstructor() throws Exception {
        // Test that SuggestUtil has a private constructor to prevent instantiation
        Constructor<SuggestUtil> constructor = SuggestUtil.class.getDeclaredConstructor();
        assertTrue(Modifier.isPrivate(constructor.getModifiers()));

        // Make it accessible to test it throws no exception
        constructor.setAccessible(true);
        constructor.newInstance();