test262/test/language/expressions/delete/S11.4.1_A3.2_T3.js

// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: If the property doesn't have the DontDelete attribute, return true
esid: sec-delete-operator-runtime-semantics-evaluation
description: Checking declared variable
---*/

//CHECK#1
function MyFunction() {}
var MyObject = new MyFunction();
MyObject.prop = 1;
if (delete MyObject.prop !== true) {
  $ERROR(
    '#1: function MyFunction(){}; var MyObject = new MyFunction(); MyFunction.prop = 1; delete MyObject.prop === true'
  );
}