hello.test.js

/* eslint-env mocha */
/* eslint prefer-arrow-callback: off */

const sinon = require('sinon');
const AWS = require('aws-sdk-mock');
const { utils } = require('@ucapp/unioncore-test-utils');
const expect = require('expect');
const hello = require('../hello.js');

let SNS_SPY;

describe('Hello world tests', function() {
  beforeEach( async function() {
    SNS_SPY = sinon.spy((params, callback) => {
      callback(null, {});
    });
    AWS.mock('SNS', 'publish', SNS_SPY);
  });

  afterEach(async () => {
    AWS.restore('SNS', 'publish');
  });

  it.only('Hello world', async () => {
    const payloadFixture = { message: 'Hello World' }
    const sqsPayload = utils.generateSNSFixture(payloadFixture);
    const event = utils.createAwsEvent({
      template: 'aws:apiGateway',
      merge: sqsPayload
    });

    const resp = await hello.helloWorld(event, {});
    expect(resp.statusCode).toBe(200);
    console.log(resp);
    expect(resp.body).toBe(JSON.stringify(payloadFixture));

    utils.expectSNSWithPayload(
      SNS_SPY,
      process.env.HELLO_TOPIC,
      payloadFixture
    );

    utils.expectNoUnknownSNS(SNS_SPY);
  });
});