public void test_WHEN_xml_with_1_projected_field_is_correct_THEN_expression_is_valid()
        {
            var xml =
                "<ProjectedFields>" +
                "<Field Name=\"test\" Type=\"Lookup\" List=\"foo\" ShowField=\"bar\" />" +
                "</ProjectedFields>";
            var analyzer = new ReProjectedFieldsAnalyzer(XmlHelper.Get(xml), null);

            Assert.IsTrue(analyzer.IsValid());
        }
        public void test_WHEN_xml_is_null_THEN_expression_is_not_valid()
        {
            var analyzer = new ReProjectedFieldsAnalyzer(null, null);

            Assert.IsFalse(analyzer.IsValid());
        }