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 `EventListener`
PASS performs `Get` every time event is dispatched
PASS doesn't call `handleEvent` method on callable `EventListener`
PASS rethrows errors when getting `handleEvent`
PASS throws if `handleEvent` is falsy and not callable
PASS throws if `handleEvent` is thruthy and not callable