JSTests/test262/test/language/expressions/strict-does-not-equals/S11.9.5_A2.4_T1.js

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

/*---
info: First expression is evaluated first, and then second expression
es5id: 11.9.5_A2.4_T1
description: Checking with "="
---*/

//CHECK#1
var x = 0; 
if ((x = 1) !== x) {
  throw new Test262Error('#1: var x = 0; (x = 1) === x');
}

//CHECK#2
var x = 0; 
if (!(x !== (x = 1))) {
  throw new Test262Error('#2: var x = 0; x !== (x = 1)');
}