StringExpressionParserTest.java

    protected Iterator<Object[]> parsingData()
    {
        final List<Object[]> list = new ArrayList<>();

        String input;
        List<TokenType> tokens;

        input = "\"\"";
        tokens = Collections.<TokenType>singletonList(Strings.LITERAL);
        list.add(new Object[] { input, tokens });

        input = "\"you have \" _ 4 _ \" horses\"";
        tokens = Arrays.<TokenType>asList(Strings.LITERAL, BinaryOps.STR_CONCAT,
            Numbers.LITERAL, BinaryOps.STR_CONCAT, Strings.LITERAL);
        list.add(new Object[] { input, tokens });

        input = "32.00 _ (-+1E4_$CHAR(44))";
        tokens = Arrays.<TokenType>asList(Numbers.LITERAL, BinaryOps.STR_CONCAT,
            Symbols.LPAREN, UnaryOps.MINUS, UnaryOps.PLUS, Numbers.LITERAL,
            BinaryOps.STR_CONCAT, Strings.LITERAL, Symbols.RPAREN);
        list.add(new Object[] { input, tokens });

        return list.iterator();
    }