Refactoring Grape API methods into normal controllers & other things

spec/controllers/xrd_controller_spec.rb

@@ -2,10 +2,23 @@ require 'rails_helper'
 
 RSpec.describe XrdController, type: :controller do
   describe 'GET #host_meta' do
-    pending
+    it 'returns 200' do
+      get :host_meta
+      expect(response).to have_http_status(:success)
+    end
   end
 
   describe 'GET #webfinger' do
-    pending
+    let(:alice) { Fabricate(:account, username: 'alice') }
+
+    it 'returns 200 when account can be found' do
+      get :webfinger, resource: "acct:#{alice.username}@anything.com"
+      expect(response).to have_http_status(:success)
+    end
+
+    it 'returns 404 when account cannot be found' do
+      get :webfinger, resource: 'acct:not@existing.com'
+      expect(response).to have_http_status(:not_found)
+    end
   end
 end