Skip colorizing minified js

test/test_blob.rb

@@ -431,4 +431,8 @@ class TestBlob < Test::Unit::TestCase
 <span class="k">end</span>
     HTML
   end
+
+  def test_colorize_skips_minified_files
+    assert_nil blob("jquery-1.6.1.min.js").colorize
+  end
 end