From 41af606db385abe429888c5aca8b2e86c8830c24 Mon Sep 17 00:00:00 2001
From: Pratik Naik <pratiknaik@gmail.com>
Date: Sun, 18 Jan 2009 05:16:39 +0000
Subject: Remove script/performance/profiler in favour of performance
 integration tests.

To continue using script/performance/profiler, install the request_profiler plugin :

  script/plugin install git://github.com/rails/request_profiler.git
---
 .../lib/action_controller/request_profiler.rb      | 168 ---------------------
 1 file changed, 168 deletions(-)
 delete mode 100644 actionpack/lib/action_controller/request_profiler.rb

(limited to 'actionpack/lib/action_controller')

diff --git a/actionpack/lib/action_controller/request_profiler.rb b/actionpack/lib/action_controller/request_profiler.rb
deleted file mode 100644
index 80cd55334f..0000000000
--- a/actionpack/lib/action_controller/request_profiler.rb
+++ /dev/null
@@ -1,168 +0,0 @@
-require 'optparse'
-
-module ActionController
-  class RequestProfiler
-    # Wrap up the integration session runner.
-    class Sandbox
-      include Integration::Runner
-
-      def self.benchmark(n, script)
-        new(script).benchmark(n)
-      end
-
-      def initialize(script_path)
-        @quiet = false
-        define_run_method(script_path)
-        reset!
-      end
-
-      def benchmark(n, profiling = false)
-        @quiet = true
-        print '  '
-
-        ms = Benchmark.ms do
-          n.times do |i|
-            run(profiling)
-            print_progress(i)
-          end
-        end
-
-        puts
-        ms
-      ensure
-        @quiet = false
-      end
-
-      def say(message)
-        puts "  #{message}" unless @quiet
-      end
-
-      private
-        def define_run_method(script_path)
-          script = File.read(script_path)
-
-          source = <<-end_source
-            def run(profiling = false)
-              if profiling
-                RubyProf.resume do
-                  #{script}
-                end
-              else
-                #{script}
-              end
-
-              old_request_count = request_count
-              reset!
-              self.request_count = old_request_count
-            end
-          end_source
-
-          instance_eval source, script_path, 1
-        end
-
-        def print_progress(i)
-          print "\n  " if i % 60 == 0
-          print ' ' if i % 10 == 0
-          print '.'
-          $stdout.flush
-        end
-    end
-
-
-    attr_reader :options
-
-    def initialize(options = {})
-      @options = default_options.merge(options)
-    end
-
-
-    def self.run(args = nil, options = {})
-      profiler = new(options)
-      profiler.parse_options(args) if args
-      profiler.run
-    end
-
-    def run
-      sandbox = Sandbox.new(options[:script])
-
-      puts 'Warming up once'
-
-      elapsed = warmup(sandbox)
-      puts '%.0f ms, %d requests, %d req/sec' % [elapsed, sandbox.request_count, 1000 * sandbox.request_count / elapsed]
-      puts "\n#{options[:benchmark] ? 'Benchmarking' : 'Profiling'} #{options[:n]}x"
-
-      options[:benchmark] ? benchmark(sandbox) : profile(sandbox)
-    end
-
-    def profile(sandbox)
-      load_ruby_prof
-
-      benchmark(sandbox, true)
-      results = RubyProf.stop
-
-      show_profile_results results
-      results
-    end
-
-    def benchmark(sandbox, profiling = false)
-      sandbox.request_count = 0
-      elapsed = sandbox.benchmark(options[:n], profiling)
-      count = sandbox.request_count.to_i
-      puts '%.0f ms, %d requests, %d req/sec' % [elapsed, count, 1000 * count / elapsed]
-    end
-
-    def warmup(sandbox)
-      Benchmark.ms { sandbox.run(false) }
-    end
-
-    def default_options
-      { :n => 100, :open => 'open %s &' }
-    end
-
-    # Parse command-line options
-    def parse_options(args)
-      OptionParser.new do |opt|
-        opt.banner = "USAGE: #{$0} [options] [session script path]"
-
-        opt.on('-n', '--times [100]', 'How many requests to process. Defaults to 100.') { |v| options[:n] = v.to_i if v }
-        opt.on('-b', '--benchmark', 'Benchmark instead of profiling') { |v| options[:benchmark] = v }
-        opt.on('-m', '--measure [mode]', 'Which ruby-prof measure mode to use: process_time, wall_time, cpu_time, allocations, or memory. Defaults to process_time.') { |v| options[:measure] = v }
-        opt.on('--open [CMD]', 'Command to open profile results. Defaults to "open %s &"') { |v| options[:open] = v }
-        opt.on('-h', '--help', 'Show this help') { puts opt; exit }
-
-        opt.parse args
-
-        if args.empty?
-          puts opt
-          exit
-        end
-        options[:script] = args.pop
-      end
-    end
-
-    protected
-      def load_ruby_prof
-        begin
-          gem 'ruby-prof', '>= 0.6.1'
-          require 'ruby-prof'
-          if mode = options[:measure]
-            RubyProf.measure_mode = RubyProf.const_get(mode.upcase)
-          end
-        rescue LoadError
-          abort '`gem install ruby-prof` to use the profiler'
-        end
-      end
-
-      def show_profile_results(results)
-        File.open "#{RAILS_ROOT}/tmp/profile-graph.html", 'w' do |file|
-          RubyProf::GraphHtmlPrinter.new(results).print(file)
-          `#{options[:open] % file.path}` if options[:open]
-        end
-
-        File.open "#{RAILS_ROOT}/tmp/profile-flat.txt", 'w' do |file|
-          RubyProf::FlatPrinter.new(results).print(file)
-          `#{options[:open] % file.path}` if options[:open]
-        end
-      end
-  end
-end
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