Simple unit testing

by dtracers

HTML

<script src="http://code.jquery.com/qunit/qunit-1.17.1.js"></script>
<link rel="stylesheet" href="http://code.jquery.com/qunit/qunit-1.17.1.css">
<script src="https://gist.githubusercontent.com/dtracers/8d2f709556633dfe0124/raw/4916b94cea9546abfa76f9825fb0083f011646cf/gistfile1.js"></script>
<div id="qunit"></div>
<div id="qunit-fixture"></div>

JavaScript

// testing our complex database code
function DataBase() {
  this.getValue = function(key) {
    return this[key];
  }

  this.setValue = function(key, value) {
    this[key] = value
  }
}


QUnit.test("getValue returns undefined with invalid key", function(assert) {
    var database = new DataBase();
    var result = database.getValue(database);
    assert.equal(undefined, result);
});