Error: Throwing...
   at toString (IntlInternalsHiddenFromExceptionStackTest.js:15:17)
   at Intl.Collator.prototype.compare (native code)
   at Array.prototype.sort (native code)
   at testCallback (IntlInternalsHiddenFromExceptionStackTest.js:22:5)
   at Global code (IntlInternalsHiddenFromExceptionStackTest.js:26:5)