Adds linter and basic tests

.babelrc

@@ -0,0 +1,3 @@
+{
+    "presets": ["es2015"]
+}

.eslintignore

@@ -0,0 +1 @@
+dist/

.eslintrc

@@ -0,0 +1,4 @@
+{
+  "extends": "airbnb/base",
+  "parser": "babel-eslint"
+}

package.json

@@ -4,16 +4,24 @@
   "description": "Algorithm used on TornadoWeb to encode/decode session.",
   "main": "dist/tornado-auth.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1",
+    "test": "./node_modules/.bin/mocha --compilers js:babel-core/register ./tests/**/*.spec.js",
     "build": "webpack",
-    "watch": "webpack --watch"
+    "watch": "webpack --watch",
+    "lint": "./node_modules/.bin/eslint **/*.js"
   },
   "author": "",
   "license": "ISC",
   "devDependencies": {
-    "babel-core": "^6.4.5",
+    "babel-core": "^6.7.6",
+    "babel-eslint": "^6.0.2",
     "babel-loader": "^6.1.0",
     "babel-preset-es2015": "^6.3.13",
+    "chai": "^3.5.0",
+    "eslint": "^2.8.0",
+    "eslint-config-airbnb": "^7.0.0",
+    "eslint-loader": "^1.3.0",
+    "mocha": "^2.4.5",
+    "sinon": "^1.17.3",
     "webpack": "^1.12.11"
   },
   "dependencies": {

tests/encode_decode.spec.js

@@ -0,0 +1,33 @@
+/* globals it, describe */
+import { assert } from 'chai';
+import { configure, decode_signed_value, create_signed_value } from '../index';
+import sinon from 'sinon';
+
+const secret = 'MY-SUPER-SECRET-KEY';
+const cookieName = 'cookie-name';
+
+configure({
+  secret_key: secret,
+  user_cookie: cookieName,
+});
+
+const timestamp = 1461104071; // const date = new Date('19 Apr 2016 19:14:31');
+const encodedValue = 'eyJwaWQiOjMwMTE3LCJ1aWQiOjMwMTE4fQ==|1461104071|e08a24c780b74a7d6722d2e467abd4a8dc38b48b';
+const value = { pid: 30117, uid: 30118 };
+
+describe('Basic test for encoding and decoding any value', () => {
+  it('should encode any value', () => {
+    const clock = sinon.useFakeTimers(timestamp * 1000);
+    const signedValue = create_signed_value(value);
+
+    assert.equal(encodedValue, signedValue);
+
+    clock.restore();
+  });
+
+  it('should decode to the right value', () => {
+    const decodedValue = decode_signed_value(secret, cookieName, encodedValue);
+
+    assert.deepEqual(JSON.parse(decodedValue), value);
+  });
+});

webpack.config.js

@@ -1,4 +1,5 @@
 var webpack = require('webpack');
+var path =  require('path');
 
 var baseConfig = {
   entry: {
@@ -24,6 +25,11 @@ var baseConfig = {
           presets: ['es2015']
         },
       },
+      {
+        test: /\.js$/,
+        loader: 'eslint-loader',
+        exclude: /node_modules/
+      }
     ],
   },