Only re-download avatar if URL changed (fix #19)

spec/services/update_remote_profile_service_spec.rb

@@ -1,5 +1,59 @@
 require 'rails_helper'
 
 RSpec.describe UpdateRemoteProfileService do
+  let(:xml) { Nokogiri::XML(File.read(File.join(Rails.root, 'spec', 'fixtures', 'push', 'feed.atom'))).at_xpath('//xmlns:author') }
+
   subject { UpdateRemoteProfileService.new }
+
+  before do
+    stub_request(:get, 'https://quitter.no/avatar/7477-300-20160211190340.png').to_return(request_fixture('avatar.txt'))
+  end
+
+  context 'with updated details' do
+    let(:remote_account) { Fabricate(:account, username: 'bob', domain: 'example.com') }
+
+    before do
+      subject.(xml, remote_account)
+    end
+
+    it 'downloads new avatar' do
+      expect(a_request(:get, 'https://quitter.no/avatar/7477-300-20160211190340.png')).to have_been_made
+    end
+
+    it 'sets the avatar remote url' do
+      expect(remote_account.reload.avatar_remote_url).to eq 'https://quitter.no/avatar/7477-300-20160211190340.png'
+    end
+
+    it 'sets display name' do
+      expect(remote_account.reload.display_name).to eq 'ＤＩＧＩＴＡＬ ＣＡＴ'
+    end
+
+    it 'sets note' do
+      expect(remote_account.reload.note).to eq 'Software engineer, free time musician and ＤＩＧＩＴＡＬ ＳＰＯＲＴＳ enthusiast. Likes cats. Warning: May contain memes'
+    end
+  end
+
+  context 'with unchanged details' do
+    let(:remote_account) { Fabricate(:account, username: 'bob', domain: 'example.com',display_name: 'ＤＩＧＩＴＡＬ ＣＡＴ', note: 'Software engineer, free time musician and ＤＩＧＩＴＡＬ ＳＰＯＲＴＳ enthusiast. Likes cats. Warning: May contain memes', avatar_remote_url: 'https://quitter.no/avatar/7477-300-20160211190340.png') }
+
+    before do
+      subject.(xml, remote_account)
+    end
+
+    it 'does not re-download avatar' do
+      expect(a_request(:get, 'https://quitter.no/avatar/7477-300-20160211190340.png')).to have_been_made.once
+    end
+
+    it 'sets the avatar remote url' do
+      expect(remote_account.reload.avatar_remote_url).to eq 'https://quitter.no/avatar/7477-300-20160211190340.png'
+    end
+
+    it 'sets display name' do
+      expect(remote_account.reload.display_name).to eq 'ＤＩＧＩＴＡＬ ＣＡＴ'
+    end
+
+    it 'sets note' do
+      expect(remote_account.reload.note).to eq 'Software engineer, free time musician and ＤＩＧＩＴＡＬ ＳＰＯＲＴＳ enthusiast. Likes cats. Warning: May contain memes'
+    end
+  end
 end