Module: ActiveSupport::Testing::Performance

Defined in:
lib/active_support/testing/performance.rb

Defined Under Namespace

Modules: Metrics Classes: Benchmarker, Performer, Profiler

Constant Summary collapse

DEFAULTS = 
if benchmark = ARGV.include?('--benchmark')  # HAX for rake test
  { :benchmark => true,
    :runs => 4,
    :metrics => [:wall_time, :memory, :objects, :gc_runs, :gc_time],
    :output => 'tmp/performance' }
else
  { :benchmark => false,
    :runs => 1,
    :min_percent => 0.01,
    :metrics => [:process_time, :memory, :objects],
    :formats => [:flat, :graph_html, :call_tree],
    :output => 'tmp/performance' }
end.freeze

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/active_support/testing/performance.rb', line 26

def self.included(base)
  base.class_attribute :profile_options
  base.profile_options = DEFAULTS
end

Instance Method Details

#full_test_name ⇒ Object 



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# File 'lib/active_support/testing/performance.rb', line 31

def full_test_name
  "#{self.class.name}##{method_name}"
end

#run(result) {|self.class::STARTED, name| ... } ⇒ Object

Yields:

  • (self.class::STARTED, name) 


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# File 'lib/active_support/testing/performance.rb', line 35

def run(result)
  return if method_name =~ /^default_test$/

  yield(self.class::STARTED, name)
  @_result = result

  run_warmup
  if profile_options && metrics = profile_options[:metrics]
    metrics.each do |metric_name|
      if klass = Metrics[metric_name.to_sym]
        run_profile(klass.new)
        result.add_run
      end
    end
  end

  yield(self.class::FINISHED, name)
end

#run_test(metric, mode) ⇒ Object 



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# File 'lib/active_support/testing/performance.rb', line 54

def run_test(metric, mode)
  run_callbacks :setup
  setup
  metric.send(mode) { __send__ @method_name }
rescue ::Test::Unit::AssertionFailedError => e
  add_failure(e.message, e.backtrace)
rescue StandardError, ScriptError
  add_error($!)
ensure
  begin
    teardown
    run_callbacks :teardown, :enumerator => :reverse_each
  rescue ::Test::Unit::AssertionFailedError => e
    add_failure(e.message, e.backtrace)
  rescue StandardError, ScriptError
    add_error($!)
  end
end