add basic microformats tests (#1803)

as suggested, moving to view tests rather than a controller test
replaces https://github.com/tootsuite/mastodon/pull/1786 which i will
close momentary

spec/views/stream_entries/show.html.haml_spec.rb

@@ -0,0 +1,22 @@
+require 'rails_helper'
+
+describe "accounts/show.html.haml" do
+
+  it "has an h-feed with correct number of h-entry objects in it" do
+    alice   =  Fabricate(:account, username: 'alice', display_name: 'Alice')
+    status  =  Fabricate(:status, account: alice, text: 'Hello World')
+    status2 =  Fabricate(:status, account: alice, text: 'Hello World Again')
+    status3 =  Fabricate(:status, account: alice, text: 'Are You Still There World?')
+
+    assign(:account, alice)
+    assign(:statuses, alice.statuses)
+
+    render(:template => 'accounts/show.html.haml')
+
+    expect(Nokogiri::HTML(rendered).search('.h-feed .h-entry').size).to eq 3
+
+  end
+
+end
+
+