Refactored generation of unique tags, URIs and object URLs into own classes,

as well as formatting of content

spec/lib/formatter_spec.rb

@@ -0,0 +1,39 @@
+require 'rails_helper'
+
+RSpec.describe Formatter do
+  let(:account)       { Fabricate(:account, username: 'alice') }
+  let(:local_status)  { Fabricate(:status, text: 'Hello world http://google.com', account: account) }
+  let(:remote_status) { Fabricate(:status, text: '<script>alert("Hello")</script> Beep boop', uri: 'beepboop', account: account) }
+
+  describe '#format' do
+    subject { Formatter.instance.format(local_status) }
+
+    it 'returns a string' do
+      expect(subject).to be_a String
+    end
+
+    it 'contains plain text' do
+      expect(subject).to match('Hello world')
+    end
+
+    it 'contains a link' do
+      expect(subject).to match('<a rel="nofollow noopener" href="http://google.com">http://google.com</a>')
+    end
+  end
+
+  describe '#reformat' do
+    subject { Formatter.instance.format(remote_status) }
+
+    it 'returns a string' do
+      expect(subject).to be_a String
+    end
+
+    it 'contains plain text' do
+      expect(subject).to match('Beep boop')
+    end
+
+    it 'does not contain scripts' do
+      expect(subject).to_not match('<script>alert("Hello")</script>')
+    end
+  end
+end