export-loader/__tests__/export-loader.js

A webpack loader that allowes to write a Golang style exports.

process.env.DEBUG = 'parser'
const { generateExports } = require('../src/esprima')
const exportLoader = require('../src/export-loader')
const fs = require('fs');
const esprima = require('esprima');
const path = require('path')

const data = `
const Public = 'awsome'
const notPublic = function(){
  console.log('this is private because the name is not capitalized!')
}
function SoPublic(){
  console.log('blaaa')
}
`

describe('general tests for main export-loader func and esprima(the parser) func',()=>{
  test('should return func when called', () => {
    expect(generateExports(esprima)).toBeInstanceOf(Function)
  });

  test('should throw error when data not passed', () => {
    expect(()=>generateExports(esprima)()).toThrowError('No data was received!')
  });

  test('should return object with filename, fields to be exported and string of export with fields to add to file content', () => {
    expect(generateExports(esprima)(__filename, data)).toMatchSnapshot()
  });

  test('should return content passed with exports on it', () => {
    expect(exportLoader(data)).toMatchSnapshot()
  });
})