import {
  moduleFor,
  test
} from 'ember-qunit';

moduleFor('serializer:customer', {
  // Specify the other units that are required for this test.
  // needs: ['serializer:foo']
});

test('it is set up with embedded:always style for the addresses relation', function(assert) {
  var serializer = this.subject();
  assert.ok(serializer.hasEmbeddedAlwaysOption('addresses'), 'addresses relation is not set up with embedded:always style');
});

import {
  moduleFor,
  test
} from 'ember-qunit';

moduleFor('serializer:customer', {
  // Specify the other units that are required for this test.
  // needs: ['serializer:foo']
});

test('it exists', function(assert) {
  var serializer = this.subject();
  assert.ok(serializer);
});

--- 
+++ 
@@ -8,7 +8,7 @@
   // needs: ['serializer:foo']
 });
 
-test('it exists', function(assert) {
+test('it is set up with embedded:always style for the addresses relation', function(assert) {
   var serializer = this.subject();
-  assert.ok(serializer);
+  assert.ok(serializer.hasEmbeddedAlwaysOption('addresses'), 'addresses relation is not set up with embedded:always style');
 });
Set up a more reasonable unit test.

It is green already, yahoo! Need to set up a negative test also I think.
