CONSOLE MESSAGE: [object Object]
CONSOLE MESSAGE: TypeError: 'handleEvent' property of event listener should be callable
CONSOLE MESSAGE: TypeError: 'handleEvent' property of event listener should be callable

PASS calls handleEvent method of event listener
PASS looks up handleEvent method on every event dispatch
PASS doesn't look up handleEvent method on callable event listeners
PASS rethrows errors when getting handleEvent
FAIL throws if handleEvent is falsy and not callable promise_rejects_js: function "function () { throw e }" threw null, not an object
FAIL throws if handleEvent is thruthy and not callable promise_rejects_js: function "function () { throw e }" threw null, not an object