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Last change
on this file since e29cc2e was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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-
Property mode
set to
100644
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File size:
813 bytes
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| 1 | 'use strict';
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| 2 |
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| 3 | var EventEmitter = require('../');
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| 4 | var assert = require('assert');
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| 5 |
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| 6 | var EE = new EventEmitter();
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| 7 | var m = function() {};
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| 8 | EE.on('foo', function() {});
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| 9 | assert.equal(1, EE.eventNames().length);
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| 10 | assert.equal('foo', EE.eventNames()[0]);
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| 11 | EE.on('bar', m);
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| 12 | assert.equal(2, EE.eventNames().length);
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| 13 | assert.equal('foo', EE.eventNames()[0]);
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| 14 | assert.equal('bar', EE.eventNames()[1]);
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| 15 | EE.removeListener('bar', m);
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| 16 | assert.equal(1, EE.eventNames().length);
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| 17 | assert.equal('foo', EE.eventNames()[0]);
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| 18 |
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| 19 | if (typeof Symbol !== 'undefined') {
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| 20 | var s = Symbol('s');
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| 21 | EE.on(s, m);
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| 22 | assert.equal(2, EE.eventNames().length);
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| 23 | assert.equal('foo', EE.eventNames()[0]);
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| 24 | assert.equal(s, EE.eventNames()[1]);
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| 25 | EE.removeListener(s, m);
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| 26 | assert.equal(1, EE.eventNames().length);
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| 27 | assert.equal('foo', EE.eventNames()[0]);
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| 28 | }
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