Class: ActiveSupport::Testing::Performance::Benchmarker

### Home Classes Methods

### In Files

- lib/active_support/testing/performance.rb

### Parent

ActiveSupport::Testing::Performance::Performer

### Methods

- ::new
- #environment
- #output_filename
- #record
- #run
- #with_output_file

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No matching classes.

# ActiveSupport::Testing::Performance::Benchmarker

### Constants

HEADER

### Public Class Methods

new(*args) click to toggle source

    # File lib/active_support/testing/performance.rb, line 180
    def initialize(*args)
      super
      @supported = @metric.respond_to?('measure')
    end

### Public Instance Methods

environment() click to toggle source

    # File lib/active_support/testing/performance.rb, line 200
    def environment
      unless defined? @env
        app = "#{$1}.#{$2}" if File.directory?('.git') && `git branch -v` =~ /^\* (\S+)\s+(\S+)/

        rails = Rails::VERSION::STRING
        if File.directory?('vendor/rails/.git')
          Dir.chdir('vendor/rails') do
            rails += ".#{$1}.#{$2}" if `git branch -v` =~ /^\* (\S+)\s+(\S+)/
          end
        end

        ruby = defined?(RUBY_ENGINE) ? RUBY_ENGINE : 'ruby'
        ruby += "-#{RUBY_VERSION}.#{RUBY_PATCHLEVEL}"

        @env = [app, rails, ruby, RUBY_PLATFORM] * ','
      end

      @env
    end

record() click to toggle source

    # File lib/active_support/testing/performance.rb, line 192
    def record
      avg = @metric.total / full_profile_options[:runs].to_i
      now = Time.now.utc.xmlschema
      with_output_file do |file|
        file.puts "#{avg},#{now},#{environment}"
      end
    end

run() click to toggle source

    # File lib/active_support/testing/performance.rb, line 185
    def run
      return unless @supported

      full_profile_options[:runs].to_i.times { run_test(@metric, :benchmark) }
      @total = @metric.total
    end

### Protected Instance Methods

output_filename() click to toggle source

    # File lib/active_support/testing/performance.rb, line 236
    def output_filename
      "#{super}.csv"
    end

with_output_file() click to toggle source

    # File lib/active_support/testing/performance.rb, line 223
    def with_output_file
      fname = output_filename

      if new = !File.exist?(fname)
        FileUtils.mkdir_p(File.dirname(fname))
      end

      File.open(fname, 'ab') do |file|
        file.puts(HEADER) if new
        yield file
      end
    end

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