/** Basic test of the <code>setActive(boolean active)</code> method. */
  public void testMethod_setActive() {
    classImpl = new ClassImpl();

    // set to true and test it.
    classImpl.setActive(true);
    assertTrue("The isActive method is incorrect.", classImpl.isActive());

    // set to false and test it.
    classImpl.setActive(false);
    assertFalse("The isActive method is incorrect.", classImpl.isActive());
  }