src/third_party/WebKit/LayoutTests/http/tests/serviceworker/resources/onactivate-throw-error-from-nested-event-worker.js

   1 var max_nesting_level = 8;
   2
   3 self.addEventListener('message', function(event) {
   4     var level = event.data;
   5     if (level < max_nesting_level)
   6       dispatchEvent(new MessageEvent('message', { data: level + 1 }));
   7     throw Error('error at level ' + level);
   8   });
   9
  10 self.addEventListener('activate', function(event) {
  11     dispatchEvent(new MessageEvent('message', { data: 1 }));
  12   });
  13