astNumChildren  = 4
astChildren = ,Joinpoint 'binaryOp',Joinpoint 'body',
astChild(0) = undefined
numChildren  = 2
children = Joinpoint 'binaryOp',Joinpoint 'body'
child(0) = Joinpoint 'binaryOp'
astAncestor("Decl") = testNodes

Ast API:
astNumChildren  = 2
astChildren = BinaryOperator,CompoundStmt