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:  * Date: 2001-07-11
michael@0:  *
michael@0:  * SUMMARY: Testing eval scope inside a function.
michael@0:  * See http://bugzilla.mozilla.org/show_bug.cgi?id=77578
michael@0:  */
michael@0: //-----------------------------------------------------------------------------
michael@0: var UBound = 0;
michael@0: var BUGNUMBER = 77578;
michael@0: var summary = 'Testing eval scope inside a function';
michael@0: var cnEquals = '=';
michael@0: var status = '';
michael@0: var statusitems = [];
michael@0: var actual = '';
michael@0: var actualvalues = [];
michael@0: var expect= '';
michael@0: var expectedvalues = [];
michael@0: 
michael@0: 
michael@0: // various versions of JavaScript -
michael@0: var JS_VER = [100, 110, 120, 130, 140, 150];
michael@0: 
michael@0: // Note contrast with local variables i,j,k defined below -
michael@0: var i = 999;
michael@0: var j = 999;
michael@0: var k = 999;
michael@0: 
michael@0: 
michael@0: //--------------------------------------------------
michael@0: test();
michael@0: //--------------------------------------------------
michael@0: 
michael@0: 
michael@0: function test()
michael@0: {
michael@0:   enterFunc ('test');
michael@0:   printBugNumber(BUGNUMBER);
michael@0:   printStatus (summary);
michael@0: 
michael@0:   // Run tests A,B,C on each version of JS and store results
michael@0:   for (var n=0; n!=JS_VER.length; n++)
michael@0:   {
michael@0:     testA(JS_VER[n]);
michael@0:   }
michael@0:   for (var n=0; n!=JS_VER.length; n++)
michael@0:   {
michael@0:     testB(JS_VER[n]);
michael@0:   }
michael@0:   for (var n=0; n!=JS_VER.length; n++)
michael@0:   {
michael@0:     testC(JS_VER[n]);
michael@0:   }
michael@0: 
michael@0: 
michael@0:   // Compare actual values to expected values -
michael@0:   for (var i=0; i<UBound; i++)
michael@0:   {
michael@0:     reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
michael@0:   }
michael@0: 
michael@0:   exitFunc ('test');
michael@0: }
michael@0: 
michael@0: 
michael@0: function testA(ver)
michael@0: {
michael@0:   // Set the version of JS to test -
michael@0:   if (typeof version == 'function')
michael@0:   {
michael@0:     version(ver);
michael@0:   }
michael@0: 
michael@0:   // eval the test, so it compiles AFTER version() has executed -
michael@0:   var sTestScript = "";
michael@0: 
michael@0:   // Define a local variable i
michael@0:   sTestScript += "status = 'Section A of test; JS ' + ver/100;";
michael@0:   sTestScript += "var i=1;";
michael@0:   sTestScript += "actual = eval('i');";
michael@0:   sTestScript += "expect = 1;";
michael@0:   sTestScript += "captureThis('i');";
michael@0: 
michael@0:   eval(sTestScript);
michael@0: }
michael@0: 
michael@0: 
michael@0: function testB(ver)
michael@0: {
michael@0:   // Set the version of JS to test -
michael@0:   if (typeof version == 'function')
michael@0:   {
michael@0:     version(ver);
michael@0:   }
michael@0: 
michael@0:   // eval the test, so it compiles AFTER version() has executed -
michael@0:   var sTestScript = "";
michael@0: 
michael@0:   // Define a local for-loop iterator j
michael@0:   sTestScript += "status = 'Section B of test; JS ' + ver/100;";
michael@0:   sTestScript += "for(var j=1; j<2; j++)";
michael@0:   sTestScript += "{";
michael@0:   sTestScript += "  actual = eval('j');";
michael@0:   sTestScript += "};";
michael@0:   sTestScript += "expect = 1;";
michael@0:   sTestScript += "captureThis('j');";
michael@0: 
michael@0:   eval(sTestScript);
michael@0: }
michael@0: 
michael@0: 
michael@0: function testC(ver)
michael@0: {
michael@0:   // Set the version of JS to test -
michael@0:   if (typeof version == 'function')
michael@0:   {
michael@0:     version(ver);
michael@0:   }
michael@0: 
michael@0:   // eval the test, so it compiles AFTER version() has executed -
michael@0:   var sTestScript = "";
michael@0: 
michael@0:   // Define a local variable k in a try-catch block -
michael@0:   sTestScript += "status = 'Section C of test; JS ' + ver/100;";
michael@0:   sTestScript += "try";
michael@0:   sTestScript += "{";
michael@0:   sTestScript += "  var k=1;";
michael@0:   sTestScript += "  actual = eval('k');";
michael@0:   sTestScript += "}";
michael@0:   sTestScript += "catch(e)";
michael@0:   sTestScript += "{";
michael@0:   sTestScript += "};";
michael@0:   sTestScript += "expect = 1;";
michael@0:   sTestScript += "captureThis('k');";
michael@0: 
michael@0:   eval(sTestScript);
michael@0: }
michael@0: 
michael@0: 
michael@0: function captureThis(varName)
michael@0: {
michael@0:   statusitems[UBound] = status;
michael@0:   actualvalues[UBound] = varName + cnEquals + actual;
michael@0:   expectedvalues[UBound] = varName + cnEquals + expect;
michael@0:   UBound++;
michael@0: }