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• .. (вверх)
• [DIR] ..
• [FILE] add-listeners.js
• [FILE] check-listener-leaks.js
• [FILE] common.js
• [FILE] errors.js
• [FILE] events-list.js
• [FILE] events-once.js
• [FILE] index.js
• [FILE] legacy-compat.js
• [FILE] listener-count.js
• [FILE] listeners-side-effects.js
• [FILE] listeners.js
• [FILE] max-listeners.js
• [FILE] method-names.js
• [FILE] modify-in-emit.js
• [FILE] num-args.js
• [FILE] once.js
• [FILE] prepend.js
• [FILE] remove-all-listeners.js
• [FILE] remove-listeners.js
• [FILE] set-max-listeners-side-effects.js
• [FILE] special-event-names.js
• [FILE] subclass.js
• [FILE] symbols.js

Просмотр файла: symbols.js

'use strict';

var common = require('./common');
var EventEmitter = require('../');
var assert = require('assert');

var ee = new EventEmitter();
var foo = Symbol('foo');
var listener = common.mustCall();

ee.on(foo, listener);
assert.strictEqual(ee.listeners(foo).length, 1);
assert.strictEqual(ee.listeners(foo)[0], listener);

ee.emit(foo);

ee.removeAllListeners();
assert.strictEqual(ee.listeners(foo).length, 0);

ee.on(foo, listener);
assert.strictEqual(ee.listeners(foo).length, 1);
assert.strictEqual(ee.listeners(foo)[0], listener);

ee.removeListener(foo, listener);
assert.strictEqual(ee.listeners(foo).length, 0);

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