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* benchmark/driver.rb: Add difference column to report that averages
across all runs of a benchmark. [Ruby 1.9 - Feature #4982] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32430 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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@ -1,3 +1,8 @@
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Thu Jul 7 06:46:12 2011 Eric Hodel <drbrain@segment7.net>
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* benchmark/driver.rb: Add difference column to report that averages
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across all runs of a benchmark. [Ruby 1.9 - Feature #4982]
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Thu Jul 7 06:19:38 2011 Eric Hodel <drbrain@segment7.net>
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* lib/rubygems.rb: Reduce requires to improve `make benchmark`.
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@ -90,6 +90,10 @@ class BenchmarkDriver
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end
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end
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def average results
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results.inject(:+) / results.length
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end
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def show_results
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output
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@ -109,7 +113,10 @@ class BenchmarkDriver
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output "minimum results in each #{@repeat} measurements."
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end
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output "name\t#{@execs.map{|(e, v)| v}.join("\t")}"
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difference = "\taverage difference" if @execs.length == 2
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total_difference = 0
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output "name\t#{@execs.map{|(e, v)| v}.join("\t")}#{difference}"
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@results.each{|v, result|
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rets = []
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s = nil
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@ -129,8 +136,20 @@ class BenchmarkDriver
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end
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rets << sprintf("%.3f", r)
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}
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if difference
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diff = average(result.last) - average(result.first)
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total_difference += diff
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rets << sprintf("%.3f", diff)
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end
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output "#{v}#{s}\t#{rets.join("\t")}"
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}
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if difference and @verbose
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output '-----------------------------------------------------------'
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output "average total difference is #{total_difference}"
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end
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end
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def files
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