Pass the full CommonMark spec

spec/components/pretty_text_spec.rb

@@ -215,9 +215,12 @@ describe PrettyText do
     end
 
     it 'can include code class correctly' do
+      # keep in mind spaces should be trimmed per spec
+      expect(PrettyText.cook("```   ruby the mooby\n`````")).to eq('<pre><code class="lang-ruby"></code></pre>')
       expect(PrettyText.cook("```cpp\ncpp\n```")).to match_html("<pre><code class='lang-cpp'>cpp\n</code></pre>")
       expect(PrettyText.cook("```\ncpp\n```")).to match_html("<pre><code class='lang-auto'>cpp\n</code></pre>")
       expect(PrettyText.cook("```text\ncpp\n```")).to match_html("<pre><code class='lang-nohighlight'>cpp\n</code></pre>")
+
     end
 
     it 'indents code correctly' do
@@ -966,69 +969,4 @@ HTML
     end
   end
 
-  # work in progress
-  skip 'passes commonmark spec' do
-
-    SiteSetting.traditional_markdown_linebreaks = true
-
-    html,state,md = nil
-    failed = 0
-
-    File.readlines(Rails.root + 'spec/fixtures/md/spec.txt').each do |line|
-      if line == "```````````````````````````````` example\n"
-        state = :example
-        next
-      end
-
-      if line == "````````````````````````````````\n"
-        md.gsub!('→', "\t")
-        html ||= ''
-        html.gsub!('→', "\t")
-        html.strip!
-
-        # normalize brs
-        html.gsub!('<br />', '<br>')
-        html.gsub!('<hr />', '<hr>')
-        html.gsub!(/<img([^>]+) \/>/, "<img\\1>")
-
-        cooked = PrettyText.markdown(md, sanitize: false)
-        cooked.strip!
-        cooked.gsub!(" class='lang-auto'", '')
-        cooked.gsub!(/<span class="hashtag">(.*)<\/span>/, "\\1")
-        # we don't care about this
-        cooked.gsub!("<blockquote>\n</blockquote>", "<blockquote></blockquote>")
-
-        unless cooked == html
-          failed += 1
-          puts "FAILED SPEC"
-          puts "Expected: "
-          puts html
-          puts "Got: "
-          puts cooked
-          puts "Markdown: "
-          puts md
-          puts
-        end
-        html,state,md = nil
-        next
-      end
-
-      if state == :example && line == ".\n"
-        state = :html
-        next
-      end
-
-      if state == :example
-        md = (md || "") << line
-      end
-
-      if state == :html
-        html = (html || "") << line
-      end
-
-
-    end
-
-    expect(failed).to eq(0)
-  end
 end