quoad/integration/mocha/examples/screenplay/ability-discard-timeout.spec.js

Serenity/JS: Next generation acceptance testing library for modern web applications.

const
    { ChildProcessReporter } = require('@integration/testing-tools'),
    { Ability, actorCalled, configure, Duration, Interaction, StreamReporter } = require('@serenity-js/core');

describe('Mocha reporting', () => {

    const
        notEnough = Duration.ofMilliseconds(50),
        tooLong = Duration.ofMilliseconds(250);

    before(() =>
        configure({
            cueTimeout: notEnough,
            crew: [
                new ChildProcessReporter(),
                new StreamReporter(),
            ]
        }));

    describe('A screenplay scenario', function () {

        this.timeout(1000);

        it(`fails when discarding an ability fails`, () =>
            actorCalled('Donald')
                .whoCan(new CauseTimeoutProblemsWhenDiscarded(tooLong))
                .attemptsTo(
                    NotDoTooMuch(),
                ));
    });
});

const NotDoTooMuch = () => Interaction.where(`#actor doesn't do much`, () => void 0);

class CauseTimeoutProblemsWhenDiscarded extends Ability {
    constructor(timeout) {
        super();
        this.timeout = timeout;
    }

    discard() {
        return new Promise((resolve, reject) => {
            setTimeout(resolve, this.timeout.inMilliseconds())
        });
    }
}