1 files changed, 42 insertions, 0 deletions
diff --git a/activemodel/test/models/contact.rb b/activemodel/test/models/contact.rb
new file mode 100644
index 0000000000..c40a6d6f0e
--- /dev/null
+++ b/activemodel/test/models/contact.rb
@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+class Contact
+  extend ActiveModel::Naming
+  include ActiveModel::Conversion
+  include ActiveModel::Validations
+
+  include ActiveModel::Serializers::JSON
+
+  attr_accessor :id, :name, :age, :created_at, :awesome, :preferences
+  attr_accessor :address, :friends, :contact
+
+  def social
+    %w(twitter github)
+  end
+
+  def network
+    { git: :github }
+  end
+
+  def initialize(options = {})
+    options.each { |name, value| send("#{name}=", value) }
+  end
+
+  def pseudonyms
+    nil
+  end
+
+  def persisted?
+    id
+  end
+
+  def attributes=(hash)
+    hash.each do |k, v|
+      instance_variable_set("@#{k}", v)
+    end
+  end
+
+  def attributes
+    instance_values.except("address", "friends", "contact")
+  end
+end