Added a Benchmark.report_on for basic reporting.

lib/better-benchmark.rb

@@ -53,4 +53,19 @@ def self.compare_realtime( options = {}, &block1 )
     ComparisonPartial.new( block1, options )
   end
 
+  def self.report_on( result )
+    puts
+    puts( "Set 1 mean: %.3f s" % [ result[ :results1 ][ :mean ] ] )
+    puts( "Set 1 std dev: %.3f" % [ result[ :results1 ][ :stddev ] ] )
+    puts( "Set 2 mean: %.3f s" % [ result[ :results2 ][ :mean ] ] )
+    puts( "Set 2 std dev: %.3f" % [ result[ :results2 ][ :stddev ] ] )
+    puts "p.value: #{result[ :p ]}"
+    puts "W: #{result[ :W ]}"
+    puts(
+      "The difference (%+.1f%%) %s statistically significant." % [
+        ( ( result[ :results2 ][ :mean ] - result[ :results1 ][ :mean ] ) / result[ :results1 ][ :mean ] ) * 100,
+        result[ :significant ] ? 'IS' : 'IS NOT'
+      ]
+    )
+  end
 end