RefPtg.class, // [G7]
RangePtg.class,
AttrPtg.class // [sum ]
);
MemFuncPtg mf = (MemFuncPtg)ptgs[0];
assertEquals(57, mf.getLenRefSubexpression());
assertEquals("D4:E5", ((AreaPtgBase)ptgs[7]).toFormulaString());
assertTrue(((AttrPtg)ptgs[16]).isSum());
ptgs = parseFormula("SUM(A1:B2:C3:D4)");
confirmTokenClasses(ptgs,