Example #1
0
        public void GetWellFormedValues_ShouldBehaveAsExpected(string input, string wellFormed)
        {
            // General
            var terminalLexerFactory    = new TerminalLexerFactory();
            var alternativeLexerFactory = new AlternativeLexerFactory();
            var sequenceLexerFactory    = new ConcatenationLexerFactory();
            var repetitionLexerFactory  = new RepetitionLexerFactory();

            // SP
            var spaceLexerFactory = new SpaceLexerFactory(terminalLexerFactory);

            // HTAB
            var horizontalTabLexerFactory = new HorizontalTabLexerFactory(terminalLexerFactory);

            // WSP
            var whiteSpaceLexerFactory = new WhiteSpaceLexerFactory(
                spaceLexerFactory,
                horizontalTabLexerFactory,
                alternativeLexerFactory);

            // CR
            var carriageReturnLexerFactory = new CarriageReturnLexerFactory(terminalLexerFactory);

            // LF
            var lineFeedLexerFactory = new LineFeedLexerFactory(terminalLexerFactory);

            // CRLF
            var endOfLineLexerFactory = new EndOfLineLexerFactory(
                carriageReturnLexerFactory,
                lineFeedLexerFactory,
                sequenceLexerFactory);

            // LWSP
            var linearWhiteSpaceLexerFactory = new LinearWhiteSpaceLexerFactory(
                whiteSpaceLexerFactory,
                endOfLineLexerFactory,
                sequenceLexerFactory,
                alternativeLexerFactory,
                repetitionLexerFactory);
            var linearWhiteSpaceLexer = linearWhiteSpaceLexerFactory.Create();

            using (var scanner = new TextScanner(new StringTextSource(input)))
            {
                var result = linearWhiteSpaceLexer.Read(scanner);
                Assert.NotNull(result);
                Assert.True(result.Success);
                Assert.NotNull(result.Element);
                Assert.Equal(wellFormed, result.Element.GetWellFormedText());
            }
        }
Example #2
0
        public void ReadSuccess(string input)
        {
            var terminalsLexerFactory      = new TerminalLexerFactory();
            var sequenceLexerFactory       = new ConcatenationLexerFactory();
            var carriageReturnLexerFactory = new CarriageReturnLexerFactory(terminalsLexerFactory);
            var lineFeedLexerFactory       = new LineFeedLexerFactory(terminalsLexerFactory);
            var factory        = new EndOfLineLexerFactory(carriageReturnLexerFactory, lineFeedLexerFactory, sequenceLexerFactory);
            var endOfLineLexer = factory.Create();

            using (var scanner = new TextScanner(new StringTextSource(input)))
            {
                var result = endOfLineLexer.Read(scanner);
                Assert.NotNull(result);
                Assert.True(result.Success);
                Assert.NotNull(result.Element);
                Assert.Equal(input, result.Element.Text);
            }
        }