UFile (package = )
    UClass (name = TestPropertyInitializer)
        UMethod (name = TestPropertyInitializer)
        UMethod (name = getWithSetter)
            UBlockExpression
                UReturnExpression
                    USimpleNameReferenceExpression (identifier = field)
        UMethod (name = setWithSetter)
            UParameter (name = p)
            UBlockExpression
                [!] UnknownKotlinExpression (BINARY_EXPRESSION)
