 
       for type in commons
         continue if type == 'mistakes' or type == 'flex-rewrite'
-        input  = cases.read('autoprefixer/' + type + '.out')
-        output = cases.read('autoprefixer/' + type)
+        input  = cases.read(type + '.out')
+        output = cases.read(type)
         css    = cleaner.compile(input)
         compare(css, output)
 

    it 'supports custom prefixes',      -> test('custom-prefix')

    it 'ignores transform in transition for IE', ->
      input  = cases.read('autoprefixer/ie-transition')
      output = autoprefixer('ie > 0').compile(input)
      compare(input, output)

      error.message.should.eql "Can't parse CSS: missing '}' near line 1:4"
      error.css.should.be.true

  describe 'postcss()', ->

    it 'is a Rework filter', ->

      input  = cases.read(type)
      output = postcss( compiler.postcss ).process(input)
      compare(output, cases.read(type + '.out'))

  describe 'inspect()', ->

