rails--rails/actionpack/test/fixtures/layouts/block_with_layout.erb

<% render(:layout => "layout_for_partial", :locals => { :name => "Anthony" }) do %>Inside from first block in layout<% "Return value should be discarded" %><% end %>
<%= yield %>
<% render(:layout => "layout_for_partial", :locals => { :name => "Ramm" }) do %>Inside from second block in layout<% end %>