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Last change
on this file since b738035 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:
627 bytes
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| 1 | 'use strict';
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| 2 |
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| 3 | var common = require('./common');
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| 4 | var EventEmitter = require('../');
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| 5 | var assert = require('assert');
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| 6 |
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| 7 | var ee = new EventEmitter();
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| 8 | var foo = Symbol('foo');
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| 9 | var listener = common.mustCall();
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| 10 |
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| 11 | ee.on(foo, listener);
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| 12 | assert.strictEqual(ee.listeners(foo).length, 1);
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| 13 | assert.strictEqual(ee.listeners(foo)[0], listener);
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| 14 |
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| 15 | ee.emit(foo);
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| 16 |
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| 17 | ee.removeAllListeners();
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| 18 | assert.strictEqual(ee.listeners(foo).length, 0);
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| 19 |
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| 20 | ee.on(foo, listener);
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| 21 | assert.strictEqual(ee.listeners(foo).length, 1);
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| 22 | assert.strictEqual(ee.listeners(foo)[0], listener);
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| 23 |
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| 24 | ee.removeListener(foo, listener);
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| 25 | assert.strictEqual(ee.listeners(foo).length, 0);
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