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Diffstat (limited to 'Source/JavaScriptCore/tests/mozilla/js1_5/Regress/regress-68498-004.js')
-rw-r--r-- | Source/JavaScriptCore/tests/mozilla/js1_5/Regress/regress-68498-004.js | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/tests/mozilla/js1_5/Regress/regress-68498-004.js b/Source/JavaScriptCore/tests/mozilla/js1_5/Regress/regress-68498-004.js new file mode 100644 index 0000000..6e60d4d --- /dev/null +++ b/Source/JavaScriptCore/tests/mozilla/js1_5/Regress/regress-68498-004.js @@ -0,0 +1,112 @@ +/* +* The contents of this file are subject to the Netscape Public +* License Version 1.1 (the "License"); you may not use this file +* except in compliance with the License. You may obtain a copy of +* the License at http://www.mozilla.org/NPL/ +* +* Software distributed under the License is distributed on an "AS +* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or +* implied. See the License for the specific language governing +* rights and limitations under the License. +* +* The Original Code is mozilla.org code. +* +* The Initial Developer of the Original Code is Netscape +* Communications Corporation. Portions created by Netscape are +* Copyright (C) 1998 Netscape Communications Corporation. All +* Rights Reserved. +* +* Contributor(s): brendan@mozilla.org, pschwartau@netscape.com +* Date: 15 Feb 2001 +* +* SUMMARY: self.eval(str) inside a function +* NOTE: 'self' is just a variable used to capture the global JS object. +* +* See http://bugzilla.mozilla.org/show_bug.cgi?id=68498 +* See http://bugzilla.mozilla.org/showattachment.cgi?attach_id=25251 +* See http://bugzilla.mozilla.org/show_bug.cgi?id=69441 (!!!) +* +* Brendan: +* +* "ECMA-262 Edition 3, 10.1.3 requires a FunctionDeclaration parsed as part +* of a Program by eval to create a property of eval's caller's variable object. +* This test evals in the body of a with statement, whose scope chain *is* +* relevant to the effect of parsing the FunctionDeclaration." +*/ +//------------------------------------------------------------------------------------------------- +var bug = 68498; +var summary = 'Testing self.eval(str) inside a function'; +var statprefix = '; currently at expect['; +var statsuffix = '] within test -'; +var sToEval=''; +var actual=[ ]; +var expect=[ ]; + + +// Capture a reference to the global object - +var self = this; + +// You shouldn't see this global variable's value in any printout - +var x = 'outer'; + +// This function is the heart of the test - +function f(o,s,x) {with(o) eval(s); return z;}; + +// Run-time statements to pass to the eval inside f +sToEval += 'actual[0] = typeof g;' +sToEval += 'function g(){actual[1]=(typeof w == "undefined" || w); return x};' +sToEval += 'actual[2] = w;' +sToEval += 'actual[3] = typeof g;' +sToEval += 'var z=g();' + +// Set the actual-results array. The next line will set actual[0] - actual[4] in one shot +actual[4] = f({w:44}, sToEval, 'inner'); +actual[5] = 'z' in self && z; + + +/* Set the expected-results array. +* +* Sample issue: why do we set expect[4] = 'inner'? Look at actual[4]... +* 1. The return value of f equals z, which is not defined at compile-time +* 2. At run-time (via with(o) eval(s) inside f), z is defined as the return value of g +* 3. At run-time (via with(o) eval(s) inside f), g is defined to return x +* 4. In the scope of with(o), x is undefined +* 5. Farther up the scope chain, x can be located as an argument of f +* 6. The value of this argument at run-time is 'inner' +* 7. Even farther up the scope chain, the name x can be found as a global variable +* 8. The value of this global variable is 'outer', but we should NOT have gone +* this far up the scope chain to find x...therefore we expect 'inner' +*/ +expect[0] = 'function'; +expect[1] = 44; +expect[2] = 44; +expect[3] = 'function'; +expect[4] = 'inner'; +expect[5] = false; + + + +//------------------------------------------------------------------------------------------------ +test(); +//------------------------------------------------------------------------------------------------- + + +function test() +{ + enterFunc ('test'); + printBugNumber (bug); + printStatus (summary); + + for (var i in expect) + { + reportCompare(expect[i], actual[i], getStatus(i)); + } + + exitFunc ('test'); +} + + +function getStatus(i) +{ + return (summary + statprefix + i + statsuffix); +} |