serverless/test/unit/lib/cli/handle-error.test.js

'use strict'

const chai = require('chai')
const sinon = require('sinon')

const observeOutput = require('@serverless/test/observe-output')
const handleError = require('../../../../lib/cli/handle-error')
const isStandaloneExecutable = require('../../../../lib/utils/is-standalone-executable')
const ServerlessError = require('../../../../lib/serverless-error')

chai.use(require('sinon-chai'))

const expect = chai.expect

describe('test/unit/lib/cli/handle-error.test.js', () => {
  it('should output error', async () => {
    const output = await observeOutput(() =>
      handleError(new ServerlessError('Test error')),
    )
    expect(output).to.have.string('Test error')
  })

  if (isStandaloneExecutable) {
    it('should report standalone installation', async () => {
      const output = await observeOutput(() =>
        handleError(new ServerlessError('Test error')),
      )
      expect(output).to.have.string('(standalone)')
    })
  }

  it('should handle non-error objects', async () => {
    const output = await observeOutput(() =>
      handleError(handleError('NON-ERROR')),
    )
    expect(output).to.have.string('NON-ERROR')
  })

  describe('with mocked telemetry', () => {
    beforeEach(() => {
      sinon.resetHistory()
    })

    it('should add `location` to `failureReason` in telemetry if error code missing', async () => {
      const {
        telemetryData: { failureReason },
      } = await handleError(new ServerlessError('Test error'), {})
      expect(failureReason).to.have.property('location')
    })

    it('should add `location` to `failureReason` in telemetry for non-user errors', async () => {
      const {
        telemetryData: { failureReason },
      } = await handleError(new Error('Test error'), {})
      expect(failureReason).to.have.property('location')
    })
  })
})