michael@0: // Copyright 2009 the Sputnik authors.  All rights reserved.
michael@0: // This code is governed by the BSD license found in the LICENSE file.
michael@0: 
michael@0: /**
michael@0:  * First expression is evaluated first, and then second expression
michael@0:  *
michael@0:  * @path ch11/11.9/11.9.5/S11.9.5_A2.4_T3.js
michael@0:  * @description Checking undeclarated variables
michael@0:  */
michael@0: 
michael@0: //CHECK#1
michael@0: try {
michael@0:   x !== (x = 1);
michael@0:   $ERROR('#1.1: x !== (x = 1) throw ReferenceError. Actual: ' + (x !== (x = 1)));  
michael@0: }
michael@0: catch (e) {
michael@0:   if ((e instanceof ReferenceError) !== true) {
michael@0:     $ERROR('#1.2: x !== (x = 1) throw ReferenceError. Actual: ' + (e));  
michael@0:   }
michael@0: }
michael@0: 
michael@0: //CHECK#2
michael@0: if ((y = 1) !== y) {
michael@0:   $ERROR('#2: (y = 1) === y');
michael@0: }
michael@0: 
michael@0: