Antlr4.Test.StringTemplate.TestGroupSyntaxErrors.TestDefaultArgsOutOfOrder C# (CSharp) Метод

        public void TestDefaultArgsOutOfOrder()
        {
            string templates =
                "foo(a={hi}, b) ::= << >>\n";
            writeFile(tmpdir, "t.stg", templates);

            TemplateGroupFile group;
            ErrorBuffer errors = new ErrorBuffer();
            group = new TemplateGroupFile(Path.Combine(tmpdir, "t.stg"));
            group.Listener = errors;
            group.Load(); // force load
            string expected =
                "[t.stg 1:13: Optional parameters must appear after all required parameters]";
            string result = errors.Errors.ToListString();
            Assert.AreEqual(expected, result);
        }