test262/website/harness/gs.js

/// Copyright (c) 2011 Microsoft Corporation 
/// 
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//Global Scope Test Case Validator

//An exception is expected
if (testDescrip.negative !== undefined) {
    //TODO - come up with a generic way of catching the error type from this.onerror
    testDescrip.negative = testDescrip.negative === "NotEarlyError" ?
                testDescrip.negative : (testDescrip.negative === "^((?!NotEarlyError).)*$" ? 
                testDescrip.negative : ".");
    if (this.iframeError === undefined) { //no exception was thrown
        testRun(testDescrip.id, testDescrip.path, testDescrip.description, testDescrip.code,
                'fail', 
                Error('No exception was thrown; expected an error "message" property matching the regular expression "' + testDescrip.negative + '".'));
    } else if (!(new RegExp(testDescrip.negative, "i").test(this.iframeError))) {  //wrong type of exception thrown
        testRun(testDescrip.id, testDescrip.path, testDescrip.description, testDescrip.code,
                'fail', 
                Error('Expected an exception with a "message" property matching the regular expression "' + testDescrip.negative +'" to be thrown; actual was "' + this.iframeError + '".'));
    } else {
        testRun(testDescrip.id, testDescrip.path, testDescrip.description, testDescrip.code,
                'pass', undefined);
    }
}

//Exception was not expected to be thrown
else if (this.iframeError !== undefined) {  
    testRun(testDescrip.id, testDescrip.path, testDescrip.description, testDescrip.code,
            'fail', 
            Error('Unexpected exception, "' + this.iframeError + '" was thrown.'));
} 

else {
    testRun(testDescrip.id, testDescrip.path, testDescrip.description, testDescrip.code,
            'pass', undefined);
}

testFinished();