tests: Add some basic tests with Jest (#5)

* tests: Add some basic tests with Jest

Check the methods are called with the correct params

* chore: Remove redundant build from CircleCI config

Install deps if no cache before testing

.babelrc

@@ -0,0 +1,3 @@
+{
+  "presets": ["env"]
+}

.circleci/config.yml

@@ -1,28 +1,20 @@
 version: 2
 jobs:
-  build:
+  test:
     docker:
       - image: 'circleci/node:latest'
     steps:
       - checkout
       - restore_cache:
           keys:
-          - nautic-{{ checksum "package.json" }}
-          # fallback to using the latest cache if no exact match is found
-          - nautic-
-      - run: yarn
+            - nautic-{{ checksum "package.json" }}
+            # fallback to using the latest cache if no exact match is found
+            - nautic-
+      - run: yarn install
       - save_cache:
           paths:
             - node_modules
           key: nautic-{{ checksum "package.json" }}
-  test:
-    docker:
-      - image: 'circleci/node:latest'
-    steps:
-      - checkout
-      - restore_cache:
-          keys:
-            - nautic-{{ checksum "package.json" }}
       - run: yarn test
   release:
     docker:

.prettierignore

@@ -0,0 +1 @@
+.babelrc

package.json

@@ -3,6 +3,9 @@
   "version": "1.0.0",
   "description": "Node.js library for the Mautic REST API",
   "main": "index.js",
+  "scripts": {
+    "test": "jest"
+  },
   "repository": {
     "type": "git",
     "url": "git+ssh://git@github.com/ynnoj/nautic.git"
@@ -14,7 +17,11 @@
     "request-promise": "^4.2.2"
   },
   "devDependencies": {
+    "babel-core": "^6.26.3",
+    "babel-jest": "^23.0.1",
+    "babel-preset-env": "^1.7.0",
     "husky": "^1.0.0-rc.8",
+    "jest": "^23.1.0",
     "prettier": "^1.13.5",
     "pretty-quick": "^1.6.0",
     "semantic-release": "^15.9.12"

tests/nautic-consumer.js

@@ -0,0 +1,23 @@
+import Nautic from '../index'
+
+export default class NauticConsumer {
+  constructor() {
+    this.nautic = new Nautic()
+  }
+
+  createNewContact() {
+    this.nautic.createContact({
+      body: {
+        name: 'Ron Swanson'
+      }
+    })
+  }
+
+  findRonSwansonContact() {
+    this.nautic.findContact({ param: 'name', value: 'Ron Swanson' })
+  }
+
+  updateRonSwansonContact() {
+    this.nautic.updateContact({ id: '1', company: 'Pawnee City Council' })
+  }
+}

tests/test.js

@@ -0,0 +1,61 @@
+import Nautic from '../index'
+import NauticConsumer from './nautic-consumer'
+
+jest.mock('../index')
+
+beforeEach(() => {
+  Nautic.mockClear()
+})
+
+it('Check if the consumer called the createContact method on the class instance', () => {
+  expect(Nautic).not.toHaveBeenCalled()
+
+  const nauticConsumer = new NauticConsumer()
+  expect(Nautic).toHaveBeenCalledTimes(1)
+
+  nauticConsumer.createNewContact()
+
+  const [mockNauticInstance] = Nautic.mock.instances
+  const mockCreateContact = mockNauticInstance.createContact
+
+  expect(mockCreateContact).toHaveBeenCalledWith({
+    body: { name: 'Ron Swanson' }
+  })
+  expect(mockCreateContact).toHaveBeenCalledTimes(1)
+})
+
+it('Check if the consumer called the findContact method on the class instance', () => {
+  expect(Nautic).not.toHaveBeenCalled()
+
+  const nauticConsumer = new NauticConsumer()
+  expect(Nautic).toHaveBeenCalledTimes(1)
+
+  nauticConsumer.findRonSwansonContact()
+
+  const [mockNauticInstance] = Nautic.mock.instances
+  const mockFindContact = mockNauticInstance.findContact
+
+  expect(mockFindContact).toHaveBeenCalledWith({
+    param: 'name',
+    value: 'Ron Swanson'
+  })
+  expect(mockFindContact).toHaveBeenCalledTimes(1)
+})
+
+it('Check if the consumer called the updateContact method on the class instance', () => {
+  expect(Nautic).not.toHaveBeenCalled()
+
+  const nauticConsumer = new NauticConsumer()
+  expect(Nautic).toHaveBeenCalledTimes(1)
+
+  nauticConsumer.updateRonSwansonContact()
+
+  const [mockNauticInstance] = Nautic.mock.instances
+  const mockUpdateContact = mockNauticInstance.updateContact
+
+  expect(mockUpdateContact).toHaveBeenCalledWith({
+    id: '1',
+    company: 'Pawnee City Council'
+  })
+  expect(mockUpdateContact).toHaveBeenCalledTimes(1)
+})