public void PrePost()
{
Expression expr = new UnaryOperatorExpression(
UnaryOperatorType.Increment,
new UnaryOperatorExpression(
UnaryOperatorType.PostIncrement,
new IdentifierExpression("a")
)
);
Assert.AreEqual("++a++", InsertRequired(expr));
Assert.AreEqual("++(a++)", InsertReadable(expr));
}