Add contact api spec

#251

spec/api/repp/contact_v1_spec.rb

@@ -0,0 +1,48 @@
+require 'rails_helper'
+
+RSpec.describe Repp::ContactV1, db: true do
+  let(:user) { FactoryGirl.create(:api_user, registrar: registrar) }
+  let(:registrar) { FactoryGirl.create(:registrar) }
+
+  describe '/contacts' do
+    subject(:fields) { HashWithIndifferentAccess.new(JSON.parse(response.body)['contacts'].first).keys }
+
+    before do
+      Grape::Endpoint.before_each do |endpoint|
+        allow(endpoint).to receive(:current_user).and_return(user)
+      end
+
+      registrar.contacts << FactoryGirl.create(:contact)
+
+      get '/repp/v1/contacts', { limit: 1, details: true }, { 'HTTP_AUTHORIZATION' => http_auth_key }
+    end
+
+    it 'responds with success' do
+      expect(response).to have_http_status(:success)
+    end
+
+    context 'when address processing is enabled' do
+      before do
+        expect(Contact).to receive(:address_processing).and_return(true)
+      end
+
+      it 'returns contact address' do
+        expect(fields).to include(Contact.address_attributes)
+      end
+    end
+
+    context 'when address processing is disabled' do
+      before do
+        expect(Contact).to receive(:address_processing).and_return(false)
+      end
+
+      it 'does not return contact address' do
+        expect(fields).to_not include(Contact.address_attributes)
+      end
+    end
+  end
+
+  def http_auth_key
+    ActionController::HttpAuthentication::Basic.encode_credentials(user.username, user.password)
+  end
+end