test not loading

errors-test.js

var get = Ember.get, set = Ember.set;
var models, env;
var responses, fakeServer;

module('integration/specs/errors', {
  setup: function() {
    fakeServer = stubServer();

    responses = {
      post_errors: {
        errors: [
          {
            code: "blank",
            title: "First Name cannot be blank", // we won't actually use that I guess as we want to have the translations on the client
            paths: ["/first-name"]
          },
          {
            code: "blank",
            title: "Last Name cannot be blank", // we won't actually use that I guess as we want to have the translations on the client
            paths: ["/last-name"]
          },
          {
            code: "too-short",
            title: "Password mist have at least 8 characters", // we won't actually use that I guess as we want to have the translations on the client
            paths: ["/password"]
          }
        ]
      }
    };

    models = setModels();
    env = setupStore(models);
    env.store.modelFor('post');
    env.store.modelFor('comment');
  },

  teardown: function() {
    Ember.run(env.store, 'destroy');
    shutdownFakeServer(fakeServer);
  }
});

asyncTest("PUT /posts/1 returns errors", function() {
  var request = {
    posts: {
      id: '1',
      title: '',
      first-name: '',
      password: ''
    }
  };

  fakeServer.put('/posts/1', request, responses.post_errors);

  Em.run(function() {
    env.store.find('post', '1').then(function(post) {
      console.log(post);
    });
  });
});