Add specs for pandoc markdown renderer

spec/factory.moon

@@ -0,0 +1,43 @@
+original_Site = require "sitegen.site"
+page = require "sitegen.page"
+site_file = require "sitegen.site_file"
+
+local *
+
+next_counter = do
+  counters = setmetatable {}, __index: => 1
+  (name) ->
+    with counters[name]
+      counters[name] += 1
+
+original_Site.default_plugins = for v in *original_Site.default_plugins
+  if v\find "pygments" then continue else v
+
+Site = (opts={}) ->
+  opts.rel_path or= "."
+
+  original_Site site_file.SiteFile {
+    rel_path: opts.rel_path
+  }
+
+Page = (opts={}) ->
+  opts.site or= Site!
+
+  base = "some_page_#{next_counter "page"}"
+
+  opts.meta or= {}
+  opts.source or= "#{base}.md"
+  opts.target or= "www/#{base}.html"
+  opts.render_fn or= ->
+
+  opts.read = -> error "read disabled"
+  opts.write = -> error "write disabled"
+
+  setmetatable opts, page.Page.__base
+
+  opts.site.pages or= {}
+  table.insert opts.site.pages, opts
+
+  opts
+
+{ :Site, :Page }