ember testing mocha..

index.html

<!-- Body -->
<div id="mocha"></div>
<div id="ember-container"></div>

<script src="assets/bower_components/chai/chai.js"></script>
<script src="assets/bower_components/mocha/mocha.js"></script>
<script src="../assets/scripts/application.js"></script>
<script src="assets/bower_components/ember-mocha-adapter/adapter.js"></script>

<script type="application/javascript">
  Ember.Test.adapter = Ember.Test.MochaAdapter.create();
  App.rootElement = '#ember-container';
  App.setupForTesting();
  App.injectTestHelpers();

  mocha.setup('bdd');
</script>

<!-- Include tests here -->
<script src="test.js"></script>


<script type="application/javascript">
  mocha.run();
</script>

test.js

var expect = chai.expect;

// Run before each test case.
beforeEach(function () {
  // Put the application into a known state, and destroy the defaultStore.
  // Be careful about DS.Model instances stored in App; they'll be invalid
  // after this.
  // This is broken in some versions of Ember and Ember Data, see:
  // https://github.com/emberjs/data/issues/847
  Ember.run(function () {
    App.reset();
  });
  // Display an error if asynchronous operations are queued outside of
  // Ember.run.  You need this if you want to stay sane.
  Ember.testing = true;
});

// Run after each test case.
afterEach(function () {
  Ember.testing = false;
});

describe('Test URL navigation', function () {
  it('policymaker should display panel', function (done) {
    visit('/map/policy').then(function () {
      expect(find('h2:contains("PolicyMaker")')).to.be.ok;
      done();
    });
  });

  it('CAI Survey page should have title', function (done) {
    visit('/survey').then(function () {
      expect(find('h2:contains("CAI Survey")')).to.be.ok;
      done();
    });
  });
});

Answer: Remove done() statements when using ember-mocha-adapter.