public void TestCaseConstructor3()
        {
            var directive = new UsingDirective("SET $ TO BE ?", "TERMINATE", TypeConverter);

            Assert.AreEqual("{SET $ TO BE ?}...{TERMINATE}", directive.ToString());
        }
        public void TestCaseConstructor2()
        {
            var directive = new UsingDirective(TypeConverter);

            Assert.AreEqual("{USING ? AS $}...{END}", directive.ToString());
        }