Getting started: attributes.

Super super basic collection of attributes. Nothing fancy.

test/attributes_test.rb

@@ -0,0 +1,18 @@
+require 'test_helper'
+
+module ActiveModel
+  class Serializer
+    class AttributesTest < Minitest::Test
+      def setup
+        @profile = Profile.new({ name: 'Name 1', description: 'Description 1', comments: 'Comments 1' })
+        @profile_serializer = ProfileSerializer.new(@profile)
+      end
+
+      def test_attributes_definition
+        assert_equal([:name, :description],
+                     @profile_serializer.class._attributes)
+      end
+    end
+  end
+end
+

test/fixtures/poro.rb

@@ -0,0 +1,12 @@
+class Model
+  def initialize(hash={})
+    @attributes = hash
+  end
+end
+
+class Profile < Model
+end
+
+class ProfileSerializer < ActiveModel::Serializer
+  attributes :name, :description
+end

test/test_helper.rb

@@ -1,8 +1,9 @@
 require "bundler/setup"
 
-require "active_model_serializers"
-require "active_support/json"
-
 require 'rails'
-
+require "active_support/json"
 require 'minitest/autorun'
+
+require "active_model_serializers"
+
+require 'fixtures/poro'