public void CannotReadNegativeOne() { var input = "-1"; var factory = new BitLexerFactory(new AlternativeLexerFactory(), new TerminalLexerFactory()); var bitLexer = factory.Create(); using (var scanner = new TextScanner(new StringTextSource(input))) { var result = bitLexer.Read(scanner); Assert.NotNull(result); Assert.False(result.Success); Assert.Null(result.Element); } }
public void CanReadZero() { var input = "0"; var factory = new BitLexerFactory(new AlternativeLexerFactory(), new TerminalLexerFactory()); var bitLexer = factory.Create(); using (var scanner = new TextScanner(new StringTextSource(input))) { var result = bitLexer.Read(scanner); Assert.NotNull(result); Assert.True(result.Success); Assert.NotNull(result.Element); Assert.Equal(input, result.Element.Text); } }