Add Registrant API contact update action

Closes #849

test/models/contact/address_test.rb

@@ -0,0 +1,16 @@
+require 'test_helper'
+
+class ContactAddressTest < ActiveSupport::TestCase
+  setup do
+    @address = Contact::Address.new('Main Street', '1234', 'NY City', 'NY State', 'US')
+  end
+
+  def test_equal_when_all_parts_are_the_same
+    assert_equal @address, Contact::Address.new('Main Street', '1234', 'NY City', 'NY State', 'US')
+  end
+
+  def test_not_equal_when_some_part_is_different
+    assert_not_equal @address, Contact::Address.new('Main Street', '1234', 'NY City', 'NY State',
+                                                    'DE')
+  end
+end

test/models/contact/contact_test.rb

@@ -26,4 +26,16 @@ class ContactTest < ActiveSupport::TestCase
   def test_not_in_use_if_acts_as_neither_registrant_nor_domain_contact
     refute contacts(:not_in_use).in_use?
   end
+
+  def test_managed_when_identity_codes_match
+    contact = Contact.new(ident: '1234')
+    user = RegistrantUser.new(registrant_ident: 'US-1234')
+    assert contact.managed_by?(user)
+  end
+
+  def test_unmanaged_when_identity_codes_do_not_match
+    contact = Contact.new(ident: '1234')
+    user = RegistrantUser.new(registrant_ident: 'US-12345')
+    assert_not contact.managed_by?(user)
+  end
 end

test/models/contact/postal_address_test.rb

@@ -21,4 +21,13 @@ class ContactPostalAddressTest < ActiveSupport::TestCase
     @contact.country_code = 'invalid'
     assert @contact.valid?
   end
+
+  def test_state_is_optional_when_address_is_enabled
+    Setting.address_processing = true
+    contact = contacts(:william)
+    assert contact.valid?
+
+    contact.state = ''
+    assert contact.valid?
+  end
 end