@jest-mock/express/src/test/response/provided/provided.http.ServerResponse.test.ts

A lightweight Jest mock for unit testing Express

// Helpers
import { providedFunction, providedNumber, providedString } from '../../helpers/provided'

// Tested Module
import getMockRes from '../../../response/response'

describe('response - Provided for "http.ServerResponse" (accepts arguments and returns expected values)', () => {
  test('res.statusCode can be provided', () => {
    const { res } = getMockRes({ statusCode: providedNumber })

    expect(res.statusCode).toBeDefined()
    expect(res.statusCode).toBe(providedNumber)
  })

  test('res.statusMessage can be provided', () => {
    const { res } = getMockRes({ statusMessage: providedString })

    expect(res.statusMessage).toBeDefined()
    expect(res.statusMessage).toBe(providedString)
  })

  test('res.assignSocket can be provided', () => {
    const { res } = getMockRes({ assignSocket: providedFunction })

    expect(res.assignSocket).toBeDefined()
    expect(res.assignSocket).toBe(providedFunction)
  })

  test('res.detachSocket can be provided', () => {
    const { res } = getMockRes({ detachSocket: providedFunction })

    expect(res.detachSocket).toBeDefined()
    expect(res.detachSocket).toBe(providedFunction)
  })

  test('res.writeContinue can be provided', () => {
    const { res } = getMockRes({ writeContinue: providedFunction })

    expect(res.writeContinue).toBeDefined()
    expect(res.writeContinue).toBe(providedFunction)
  })

  test('res.writeHead can be provided', () => {
    const { res } = getMockRes({ writeHead: providedFunction })

    expect(res.writeHead).toBeDefined()
    expect(res.writeHead).toBe(providedFunction)
  })

  test('res.writeProcessing can be provided', () => {
    const { res } = getMockRes({ writeProcessing: providedFunction })

    expect(res.writeProcessing).toBeDefined()
    expect(res.writeProcessing).toBe(providedFunction)
  })
})