michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: 
michael@0: /**
michael@0:  *  File Name:          while-002
michael@0:  *  ECMA Section:
michael@0:  *  Description:        while statement
michael@0:  *
michael@0:  *  Verify that the while statement is not executed if the while expression is
michael@0:  *  false
michael@0:  *
michael@0:  *  Author:             christine@netscape.com
michael@0:  *  Date:               11 August 1998
michael@0:  */
michael@0: var SECTION = "while-002";
michael@0: var VERSION = "ECMA_2";
michael@0: var TITLE   = "while statement";
michael@0: 
michael@0: startTest();
michael@0: writeHeaderToLog( SECTION + " "+ TITLE);
michael@0: 
michael@0: DoWhile( new DoWhileObject(
michael@0: 	   "while expression is null",
michael@0: 	   null,
michael@0: 	   "result = \"fail: should not have evaluated statements in while block;break"
michael@0: 	   ) );
michael@0: 
michael@0: DoWhile( new DoWhileObject(
michael@0: 	   "while expression is undefined",
michael@0: 	   void 0,
michael@0: 	   "result = \"fail: should not have evaluated statements in while block; break"
michael@0: 	   ));
michael@0: 
michael@0: DoWhile( new DoWhileObject(
michael@0: 	   "while expression is 0",
michael@0: 	   0,
michael@0: 	   "result = \"fail: should not have evaluated statements in while block; break;"
michael@0: 	   ));
michael@0: 
michael@0: DoWhile( new DoWhileObject(
michael@0: 	   "while expression is eval(\"\")",
michael@0: 	   eval(""),
michael@0: 	   "result = \"fail: should not have evaluated statements in while block; break"
michael@0: 	   ));
michael@0: 
michael@0: DoWhile( new DoWhileObject(
michael@0: 	   "while expression is NaN",
michael@0: 	   NaN,
michael@0: 	   "result = \"fail: should not have evaluated statements in while block; break"
michael@0: 	   ));
michael@0: 
michael@0: test();
michael@0: 
michael@0: function DoWhileObject( d, e, s ) {
michael@0:   this.description = d;
michael@0:   this.whileExpression = e;
michael@0:   this.statements = s;
michael@0: }
michael@0: 
michael@0: function DoWhile( object ) {
michael@0:   result = "pass";
michael@0: 
michael@0:   while ( expression = object.whileExpression ) {
michael@0:     eval( object.statements );
michael@0:   }
michael@0: 
michael@0:   // verify that the while expression was evaluated
michael@0: 
michael@0:   new TestCase(
michael@0:     SECTION,
michael@0:     "verify that while expression was evaluated (should be "+
michael@0:     object.whileExpression +")",
michael@0:     "pass",
michael@0:     (object.whileExpression == expression ||
michael@0:      ( isNaN(object.whileExpression) && isNaN(expression) )
michael@0:       ) ? "pass" : "fail" );
michael@0: 
michael@0:   new TestCase(
michael@0:     SECTION,
michael@0:     object.description,
michael@0:     "pass",
michael@0:     result );
michael@0: }