test/unit/enumerable/test_combination.rb in facets-2.1.3 vs test/unit/enumerable/test_combination.rb in facets-2.2.0

@@ -1,15 +1,8 @@
-#  _____         _
-# |_   _|__  ___| |_
-#   | |/ _ \/ __| __|
-#   | |  __/\__ \ |
-#   |_|\___||___/\__|
-#
-# for lib/facets/enumerable/combination.rb
+# Test for facets/enumerable/combination.rb
 
 require 'facets/enumerable/combination.rb'
 require 'test/unit'
-require 'set'
 
 class TestEnumerableCombination < Test::Unit::TestCase
 
   def test_combinations
     a = [1,2]