Benchmark your Test::Unit tests

gistfile1.rb

require 'test/unit'
require 'benchmark'

class Test::Unit::TestCase
  alias_method :real_run, :run unless instance_methods.include?("real_run")
  @@total = {}
  
  def run(result)
    if block_given?
      test = ::Benchmark.measure { real_run(result) { yield } }
    else
      test = ::Benchmark.measure { real_run(result) }
    end
    
    unless @@total.key?(self.class.to_s)
      @@total[self.class.to_s] = []
    end
    
    @@total[self.class.to_s] << { :test => @method_name, :total => test.total }
  end
end