/
dispatcher.events.test-d.ts
45 lines (37 loc) · 2.24 KB
/
dispatcher.events.test-d.ts
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import { Dispatcher } from '../..'
import {expectAssignable} from "tsd";
import {URL} from "url";
import Errors from "../../types/errors";
interface EventHandler {
connect(origin: URL, targets: readonly Dispatcher[]): void
disconnect(origin: URL, targets: readonly Dispatcher[], error: Errors.UndiciError): void
connectionError(origin: URL, targets: readonly Dispatcher[], error: Errors.UndiciError): void
drain(origin: URL): void
}
{
const dispatcher = new Dispatcher()
const eventHandler: EventHandler = {} as EventHandler
expectAssignable<EventHandler['connect'][]>(dispatcher.rawListeners('connect'))
expectAssignable<EventHandler['disconnect'][]>(dispatcher.rawListeners('disconnect'))
expectAssignable<EventHandler['connectionError'][]>(dispatcher.rawListeners('connectionError'))
expectAssignable<EventHandler['drain'][]>(dispatcher.rawListeners('drain'))
expectAssignable<EventHandler['connect'][]>(dispatcher.listeners('connect'))
expectAssignable<EventHandler['disconnect'][]>(dispatcher.listeners('disconnect'))
expectAssignable<EventHandler['connectionError'][]>(dispatcher.listeners('connectionError'))
expectAssignable<EventHandler['drain'][]>(dispatcher.listeners('drain'))
const eventHandlerMethods: ['on', 'once', 'off', 'addListener', "removeListener", "prependListener", "prependOnceListener"]
= ['on', 'once', 'off', 'addListener', "removeListener", "prependListener", "prependOnceListener"]
for (const method of eventHandlerMethods) {
expectAssignable<Dispatcher>(dispatcher[method]('connect', eventHandler["connect"]))
expectAssignable<Dispatcher>(dispatcher[method]('disconnect', eventHandler["disconnect"]))
expectAssignable<Dispatcher>(dispatcher[method]('connectionError', eventHandler["connectionError"]))
expectAssignable<Dispatcher>(dispatcher[method]('drain', eventHandler["drain"]))
}
const origin = new URL('')
const targets = new Array<Dispatcher>()
const error = new Errors.UndiciError()
expectAssignable<boolean>(dispatcher.emit('connect', origin, targets))
expectAssignable<boolean>(dispatcher.emit('disconnect', origin, targets, error))
expectAssignable<boolean>(dispatcher.emit('connectionError', origin, targets, error))
expectAssignable<boolean>(dispatcher.emit('drain', origin))
}