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Firebase Unit Test

Demonstrate how to perform automated unit tests against database and rules

Prerequisite

install node

install yarn package manager

https://yarnpkg.com/en/docs/install

install firebase-tools globally

yarn global add firebase-tools

Installation

Clone and init the repo

git clone https://github.com/zirho/firebase-test
cd firebase-test
yarn install

Create and init firebase app

Skip this if you already have a project setup and initiated

Create a project

Go to https://console.firebase.google.com/project/

Create a new project

Get project configs

Update firebase.config.js with what your project gave you

vi src/firebase.config.js

It should look something like this

export default {
  apiKey: 'your-app-key',
  authDomain: 'your-app-domain.firebaseapp.io',
  databaseURL: 'https://your-firebase-database-url.firebaseio.com',
}

Init the project

firebase login
firebase init

Follow the instructions

  • select database
  • select project name that you created
  • select default for other options

Get an admin credential file

  • Go to "Project Setting" on firebase console.
  • Select "SERVICE ACCOUNTS" tab
  • Click on "GENERATE NEW PRIVATE KEY" at the bottom
  • It will download a creds json file
  • Copy that file to root folder of your project and rename it as 'firebase-admin.json'

For Mac user

cp ~/Downloads/[downloaded file name].json ./firebase-admin.json

Apply new rules for firebase database

Update ./database.rules.json as you needed

And deploy it

firebase deploy --only database

Run tests

Run test once

yarn test-once

Run tests any time *.js file updates (watch and run tests)

yarn test

Run tests as an authenticated user

Pick a UID from firebase console > Authentication > USERS

Put the UID to the test

vi src/auth.test.js
describe('Authenticated firebase', () => {
  let authedFirebase
  const UID = 'vl7GjxgIRre1sD0ftesttesttesttest'
...
...

Default tests will be successful, if your database has /user/joshua available

data exmaple

test result

Welcome to contribute