tostring-exception-in-property-access.js 2.68 KB
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// Copyright 2013 the V8 project authors. All rights reserved.
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1.  Redistributions of source code must retain the above copyright
//     notice, this list of conditions and the following disclaimer.
// 2.  Redistributions in binary form must reproduce the above copyright
//     notice, this list of conditions and the following disclaimer in the
//     documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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description("This tests that the various subscript operators handle subscript string conversion exceptions correctly.");

var toStringThrower = { toString: function() { throw "Exception thrown by toString"; }};
var target = {"" : "Did not assign to property when setter subscript threw"};

try {
    target[toStringThrower] = "Assigned to property on object when subscript threw";
} catch(e) {
    testPassed("PASS: Exception caught -- " + e);
}
shouldBe('target[""]', "'Did not assign to property when setter subscript threw'");

target[""] = "Did not delete property when subscript threw";
try {
    delete target[toStringThrower];
} catch(e) {
    testPassed("PASS: Exception caught -- " + e);
}
shouldBe('target[""]', "'Did not delete property when subscript threw'");

delete target[""];

target.__defineGetter__("", function(){
                                testFailed('FAIL: Loaded property from object when subscript threw.');
                                return "FAIL: Assigned to result when subscript threw.";
                            });
var localTest = "Did not assign to result when subscript threw.";
try {
    localTest = target[toStringThrower];
} catch(e) {
    testPassed("PASS: Exception caught -- " + e);
}
shouldBe('localTest', "'Did not assign to result when subscript threw.'");