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test: improve coverage of lib/events.js
PR-URL: #38582 Reviewed-By: James M Snell <[email protected]> Reviewed-By: Rich Trott <[email protected]> Reviewed-By: Zijian Liu <[email protected]>
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,18 @@ | ||
'use strict'; | ||
const common = require('../common'); | ||
const assert = require('assert'); | ||
const EventEmitter = require('events'); | ||
|
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// Test emit called by other context | ||
const EE = new EventEmitter(); | ||
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// Works as expected if the context has no `constructor.name` | ||
{ | ||
const ctx = Object.create(null); | ||
assert.throws( | ||
() => EE.emit.call(ctx, 'error', new Error('foo')), | ||
common.expectsError({ name: 'Error', message: 'foo' }) | ||
); | ||
} | ||
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assert.strictEqual(EE.emit.call({}, 'foo'), false); |
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