refactor: 💡 implement new pathing for auth methods

addons/api/tests/unit/serializers/auth-method-test.js

@@ -0,0 +1,24 @@
+import { module, test } from 'qunit';
+import { setupTest } from 'ember-qunit';
+
+module('Unit | Serializer | auth method', function(hooks) {
+  setupTest(hooks);
+
+  // Replace this with your real tests.
+  test('it exists', function(assert) {
+    let store = this.owner.lookup('service:store');
+    let serializer = store.serializerFor('auth-method');
+
+    assert.ok(serializer);
+  });
+
+  test('it serializes records', function(assert) {
+    let store = this.owner.lookup('service:store');
+    let record = store.createRecord('auth-method', {});
+
+    let serializedRecord = record.serialize();
+
+    assert.ok(serializedRecord);
+  });
+  
+});