Ember data handle errors

tests/unit/components/display-error-test.js

@@ -0,0 +1,21 @@
+import {
+  moduleForComponent,
+  test
+} from 'ember-qunit';
+
+moduleForComponent('display-error', {
+  // Specify the other units that are required for this test
+  // needs: ['component:foo', 'helper:bar']
+});
+
+test('it renders', function(assert) {
+  assert.expect(2);
+
+  // Creates the component instance
+  var component = this.subject();
+  assert.equal(component._state, 'preRender');
+
+  // Renders the component to the page
+  this.render();
+  assert.equal(component._state, 'inDOM');
+});