#pragma indent



using NUnit.Framework

using Nemerle.Aop.Helper 

using Nemerle.Compiler



[TestFixture] public class LexingTest

    [Test] public or_operator(): void

        def lexer = Lexer(Helper.ConvertToTokenLooseGroup(["||"]))



        match(lexer.Peek())

            | Token.Operator("||") => ()

            | _ => Assert.Fail("Peek operation fails")



        match(lexer.Pop())

            | Token.Operator("||") => ()

            | _ => Assert.Fail("Pop operation fails")



        match(lexer.Peek())

            | Token.Operator("||") => Assert.Fail("last token was not poped")

            | _ => ()



    

    [Test] public and_operator(): void

        def lexer = Lexer(Helper.ConvertToTokenLooseGroup(["&&"]))



        match(lexer.Peek())

            | Token.Operator("&&") => ()

            | sth => Assert.Fail($"Peek operation fails: $sth")



    [Test] public ellipsis_operator_is_not_splitted(): void

        def lexer = Lexer(Helper.ConvertToTokenLooseGroup([".."]))



        match(lexer.Peek())

            | Token.Operator("..") => ()

            | sth => Assert.Fail($"Peek operation fails: $sth")



    [Test] public drop_id(): void

        def lexer = Lexer(Helper.ConvertToTokenLooseGroup(["identyfikator"]))

        lexer.DropId("identyfikator");

        Assert.IsTrue(lexer.Empty)