renderer spec

spec/models/markdown_renderer_spec.rb

 require 'rails_helper'
 
 RSpec.describe MarkdownRenderer, :type => :model do
-  pending "add some examples to (or delete) #{__FILE__}"
+  it "tests #render" do
+    renderer = MarkdownRenderer.new(<<EOS)
+# title
+
+- body
+- test
+EOS
+    expect(renderer.render.to_s.gsub(/^ +/, '')).to eq(<<EOS)
+<h1>title</h1>
+
+<ul>
+<li>body</li>
+<li>test</li>
+</ul>
+EOS
+  end
+
+  it "tests #render with slides" do
+    renderer = MarkdownRenderer.new(<<EOS)
+!slide!(http://test.com/slide-1.pdf)
+!slide!(http://test.com/slide-2.pdf)
+EOS
+    expect(renderer.render.to_s.gsub(/^ +/, '')).to eq(<<EOS)
+<p>
+<div class="embed-responsive embed-responsive-4by3">
+<iframe style="text-align:center;" src="/ViewerJS/#http://test.com/slide-1.pdf" width="400" height="300" allowfullscreen="true" webkitallowfullscreen="true"></iframe>
+</div>
+<br>
+
+<div class="embed-responsive embed-responsive-4by3">
+<iframe style="text-align:center;" src="/ViewerJS/#http://test.com/slide-2.pdf" width="400" height="300" allowfullscreen="true" webkitallowfullscreen="true"></iframe>
+</div>
+</p>
+EOS
+  end
 end