// Verify the class is generic
        final java.lang.reflect.TypeVariable<?>[] typeParameters = FessActionValidator.class.getTypeParameters();
        assertEquals("Should have one type parameter", 1, typeParameters.length);
        assertEquals("Type parameter should be MESSAGES", "MESSAGES", typeParameters[0].getName());
    }

    @Test
    public void test_packageStructure() {

 *   return new TypeToken<List<T>>() {}
 *       .where(new TypeParameter<T>() {}, elementType);
 * }
 * }
 *
 * @author Ben Yu
 * @since 12.0
 */
/*
 * A nullable bound would let users create a TypeParameter instance for a parameter with a nullable
 * bound. However, it would also let them create `new TypeParameter<@Nullable T>() {}`, which

    assertThrows(IllegalArgumentException.class, () -> new TypeParameter<String>() {});
  }

  public <A, B> void testEquals() throws Exception {
    Method method = TypeParameterTest.class.getDeclaredMethod("testEquals");
    new EqualsTester()
        .addEqualityGroup(new TypeParameter<A>() {}, new TypeParameter<A>() {})
        .addEqualityGroup(new TypeParameter<B>() {})
        .testEquals();
  }

    assertThrows(IllegalArgumentException.class, () -> new TypeParameter<String>() {});
  }

  public <A, B> void testEquals() throws Exception {
    Method method = TypeParameterTest.class.getDeclaredMethod("testEquals");
    new EqualsTester()
        .addEqualityGroup(new TypeParameter<A>() {}, new TypeParameter<A>() {})
        .addEqualityGroup(new TypeParameter<B>() {})
        .testEquals();
  }