get testing and code coverage functional...

ignore extra files from the building...

also, restrict supported browsers to those in the last 2 years,
if you're running older browsers, you should update to a more
secure browser

.gitignore

@@ -0,0 +1,6 @@
+.nyc_output
+.yarn
+lib/*
+node_modules
+yarn-error.log
+yarn.lock

package.json

@@ -8,11 +8,11 @@
 		"build": "yarn run build:lib && yarn run build:webpack",
 		"build:lib": "babel src/ -d lib/",
 		"build:webpack": "webpack lib/index.js -o dist/jamming.js",
-		"test": "echo \"Error: no test specified\" && exit 1"
+		"test": "yarn run build:lib && nyc mocha lib/**/**.spec.js"
 	},
 	"author": "John-Mark Gurney <jmg@funkthat.com>",
 	"license": "BSD-3-Clause",
-	"browserslist": "> 0.25%, not dead",
+	"browserslist": "last 2 years",
 	"babel": {
 		"presets": [
 			"@babel/preset-env"
@@ -20,7 +20,8 @@
 		"plugins": [
 			[
 				"@babel/plugin-proposal-class-properties"
-			]
+			],
+			"istanbul"
 		]
 	},
 	"devDependencies": {
@@ -28,7 +29,12 @@
 		"@babel/core": "^7.9.0",
 		"@babel/plugin-proposal-class-properties": "^7.8.3",
 		"@babel/preset-env": "^7.9.5",
+		"@istanbuljs/nyc-config-babel": "^3.0.0",
+		"babel-plugin-istanbul": "^6.0.0",
 		"babelify": "^10.0.0",
+		"chai": "^4.2.0",
+		"mocha": "^7.1.1",
+		"nyc": "^15.0.1",
 		"webpack": "^4.42.1",
 		"webpack-cli": "^3.3.11"
 	},

src/jamming.js

@@ -1,8 +1,26 @@
 import InlineWorker from 'inline-worker';
 
 export class Jamming {
-	otherattr = InlineWorker;
-	someattr = 5;
+	config = {
+		sampleRate: 48000,
+		frameSize: 100, /* in ms */
+	};
+
+	constructor(source, cfg) {
+		Object.assign(this.config, cfg)
+/* ================ START THREAD ================ */
+		this.worker = new InlineWorker(function() {
+			let recBuffers = [];
+			this.onmessage = function(e) {
+				switch (e.data.command) {
+				}
+			}
+		});
+/* ================ END THREAD ================ */
+	}
+
+	async start() {
+	}
 };
 
 export default Jamming;

src/jamming/jamming.spec.js

@@ -0,0 +1,13 @@
+'use strict'
+
+/* import {Jamming} from '../index' */
+const Jamming = require('../index')
+const expect = require('chai').expect
+
+describe('Jamming class', () => {
+	describe('"construct"', () => {
+		it('should be instantiable', () => {
+			expect(new Jamming()).to.be.an.instanceOf(Jamming);
+		})
+	})
+})