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/*
* Copyright (C) 2024-present Puter Technologies Inc.
*
* This file is part of Puter.
*
* Puter is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
const { expect } = require('chai');
const { AdvancedBase } = require('../src/AdvancedBase');
const { TTopics, TDetachable } = require('../src/traits/traits');
describe('topics', () => {
it ('works', () => {
// A trait for something that's "punchable"
const TPunchable = Symbol('punchable');
class SomeClassWithTopics extends AdvancedBase {
// We can "listen on punched"
static TOPICS = ['punched'];
// Punchable trait implementation
static IMPLEMENTS = {
[TPunchable]: {
punch () {
this.as(TTopics).pub('punched', {
information: 'about the punch',
in_whatever: 'format you desire',
});
},
},
};
}
const thingy = new SomeClassWithTopics();
// Register the first listener, which we expect to be called both times
let first_listener_called = false;
thingy.as(TTopics).sub('punched', () => {
first_listener_called = true;
});
// Register the second listener, which we expect to be called once,
// and then we're gonna detach it and make sure detach works
let second_listener_call_count = 0;
const det = thingy.as(TTopics).sub('punched', () => {
second_listener_call_count++;
});
thingy.as(TPunchable).punch();
det.as(TDetachable).detach();
thingy.as(TPunchable).punch();
expect(first_listener_called).to.equal(true);
expect(second_listener_call_count).to.equal(1);
});
});
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