Directive retrieved = robotsTxt.getDirective("MyBot");
        assertNotNull(retrieved);
        assertEquals("MyBot", retrieved.getUserAgent());
    }

    public void test_getDirectiveNotFound() {
        // Test getDirective when directive doesn't exist
        RobotsTxt robotsTxt = new RobotsTxt();

        Directive directive = new Directive("MyBot");
        robotsTxt.addDirective(directive);