replace

by ozzymcduff

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/knockout/3.3.0/knockout-min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js"></script>
<script src="https://code.jquery.com/qunit/qunit-1.19.0.js"></script>
<link rel="stylesheet" href="https://code.jquery.com/qunit/qunit-1.19.0.css">
<div id="qunit"></div>
<div id="qunit-fixture"></div>

JavaScript

function repl(url, val) {
  return url.replace('testValue', val)
}

test("replace ", function(assert) {
  assert.strictEqual('https://test.test.se/?value=123', repl('https://test.test.se/?value=testValue', '123'));
  
});