The Tor Browser / file revision

 /*

  * Any copyright is dedicated to the Public Domain.

  * http://creativecommons.org/licenses/publicdomain/

  */

 assertEq(raisesException(TypeError)('String.prototype.toSource.call(42)'), true);

 assertEq(raisesException(TypeError)('String.prototype.toSource.call(true)'), true);

 assertEq(raisesException(TypeError)('String.prototype.toSource.call({})'), true);

 assertEq(raisesException(TypeError)('String.prototype.toSource.call(null)'), true);

 assertEq(raisesException(TypeError)('String.prototype.toSource.call([])'), true);

 assertEq(raisesException(TypeError)('String.prototype.toSource.call(undefined)'), true);

 assertEq(completesNormally('String.prototype.toSource.call("")'), true);

 reportCompare(true, true);