cp-validations-default-value

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

models.book.js

import Model from "ember-data/model";
import attr from "ember-data/attr";
import { belongsTo, hasMany } from "ember-data/relationships";
import { validator, buildValidations } from 'ember-cp-validations';

const Validations = buildValidations({
  email1: [
    validator('format', {
      type: 'email'
    })
  ],
  email2: [
    validator('format', {
      type: 'email'
    })
  ]
});

export default Model.extend({
  email1: attr({ defaultValue: 'hello' }),
  email2: attr({ defaultValue: () => 'hello' })
});

routes.application.js

import Ember from 'ember';

export default Ember.Route.extend({
  model() {
    let book = this.store.createRecord('book');
    console.log(book.changedAttributes());
    return book;
  }
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<br>
<br>

twiddle.json

{
  "version": "0.13.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "release",
    "ember-template-compiler": "release",
    "ember-testing": "release"
  },
  "addons": {
    "ember-data": "2.16.3",
    "ember-cp-validations": "*"
  }
}