Update tests

#660

test/models/contact_transfer_test.rb

@@ -0,0 +1,56 @@
+require 'test_helper'
+
+class ContactTransferTest < ActiveSupport::TestCase
+  def setup
+    @contact = contacts(:john)
+    @new_registrar = registrars(:goodnames)
+  end
+
+  def test_generates_unique_auth_info_if_contact_is_new
+    contact = Contact.new
+    another_contact = Contact.new
+
+    refute_empty contact.auth_info
+    refute_empty another_contact.auth_info
+    refute_equal contact.auth_info, another_contact.auth_info
+  end
+
+  def test_does_not_regenerate_auth_info_if_contact_is_persisted
+    original_auth_info = @contact.auth_info
+    @contact.save!
+    @contact.reload
+    assert_equal original_auth_info, @contact.auth_info
+  end
+
+  def test_keeps_original_contact_untouched
+    original_hash = @contact.to_json
+    new_contact = @contact.transfer(@new_registrar)
+    refute_equal original_hash, new_contact.to_json
+  end
+
+  def test_creates_new_contact
+    assert_difference 'Contact.count' do
+      @contact.transfer(@new_registrar)
+    end
+  end
+
+  def test_changes_registrar
+    new_contact = @contact.transfer(@new_registrar)
+    assert_equal @new_registrar, new_contact.registrar
+  end
+
+  def test_links_to_original
+    new_contact = @contact.transfer(@new_registrar)
+    assert_equal @contact, new_contact.original
+  end
+
+  def test_regenerates_new_code
+    new_contact = @contact.transfer(@new_registrar)
+    refute_equal @contact.code, new_contact.code
+  end
+
+  def test_regenerates_auth_info
+    new_contact = @contact.transfer(@new_registrar)
+    refute_equal @contact.auth_info, new_contact.auth_info
+  end
+end