Support for Embeddable Comments via IFRAME

spec/models/topic_embed_spec.rb

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+require 'spec_helper'
+
+describe TopicEmbed do
+
+  it { should belong_to :topic }
+  it { should belong_to :post }
+  it { should validate_presence_of :embed_url }
+  it { should validate_presence_of :content_sha1 }
+
+
+  context '.import' do
+
+    let(:user) { Fabricate(:user) }
+    let(:title) { "How to turn a fish from good to evil in 30 seconds" }
+    let(:url) { 'http://eviltrout.com/123' }
+    let(:contents) { "hello world new post <a href='/hello'>hello</a> <img src='/images/wat.jpg'>" }
+
+    it "returns nil when the URL is malformed" do
+      TopicEmbed.import(user, "invalid url", title, contents).should be_nil
+      TopicEmbed.count.should == 0
+    end
+
+    context 'creation of a post' do
+      let!(:post) { TopicEmbed.import(user, url, title, contents) }
+
+      it "works as expected with a new URL" do
+        post.should be_present
+
+        # It uses raw_html rendering
+        post.cook_method.should == Post.cook_methods[:raw_html]
+        post.cooked.should == post.raw
+
+        # It converts relative URLs to absolute
+        post.cooked.start_with?("hello world new post <a href=\"http://eviltrout.com/hello\">hello</a> <img src=\"http://eviltrout.com/images/wat.jpg\">").should be_true
+
+        TopicEmbed.where(topic_id: post.topic_id).should be_present
+      end
+
+      it "Supports updating the post" do
+        post = TopicEmbed.import(user, url, title, "muhahaha new contents!")
+        post.cooked.should =~ /new contents/
+      end
+
+    end
+
+  end
+
+end