overleaf/libraries/metrics/test/unit/js/event_loop.js

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/*
* decaffeinate suggestions:
* DS102: Remove unnecessary code created because of implicit returns
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
*/
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const chai = require('chai')
const { expect } = chai
const path = require('path')
const modulePath = path.join(__dirname, '../../../event_loop.js')
const SandboxedModule = require('sandboxed-module')
const sinon = require('sinon')
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describe('event_loop', function() {
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before(function() {
this.metrics = {
timing: sinon.stub(),
registerDestructor: sinon.stub()
}
this.logger = {
warn: sinon.stub()
}
return (this.event_loop = SandboxedModule.require(modulePath, {
requires: {
'./index': this.metrics
}
}))
})
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describe('with a logger provided', function() {
before(function() {
return this.event_loop.monitor(this.logger)
})
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return it('should register a destructor with metrics', function() {
return expect(this.metrics.registerDestructor.called).to.equal(true)
})
})
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return describe('without a logger provided', function() {
return it('should throw an exception', function() {
return expect(this.event_loop.monitor).to.throw('logger is undefined')
})
})
})