Module: TestProf::FactoryProf::Printers::Flamegraph

Extended by:
Logging
Defined in:
lib/test_prof/factory_prof/printers/flamegraph.rb

Overview

:nodoc: all

Constant Summary collapse

TEMPLATE = 
"flamegraph.template.html"
OUTPUT_NAME = 
"factory-flame.html"

Constants included from Logging

Logging::COLORS

Class Method Summary collapse

Methods included from Logging

build_log_msg, colorize, log

Class Method Details

.convert_stacks(result) ⇒ Object 



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# File 'lib/test_prof/factory_prof/printers/flamegraph.rb', line 32

def convert_stacks(result)
  res = []

  paths = {}

  result.stacks.each do |stack|
    parent = nil
    path = ""

    stack.each do |sample|
      path = "#{path}/#{sample}"

      if paths[path]
        node = paths[path]
        node[:value] += 1
      else
        node = {
          name: sample,
          value: 1,
          total: result.raw_stats.fetch(sample)[:total_count]
        }
        paths[path] = node

        if parent.nil?
          res << node
        else
          parent[:children] ||= []
          parent[:children] << node
        end
      end

      parent = node
    end
  end

  res
end

.dump(result) ⇒ Object 



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# File 'lib/test_prof/factory_prof/printers/flamegraph.rb', line 14

def dump(result)
  return log(:info, "No factories detected") if result.raw_stats == {}
  report_data = {
    total_stacks: result.stacks.size,
    total: result.total_count
  }

  report_data[:roots] = convert_stacks(result)

  path = TestProf::Utils::HTMLBuilder.generate(
    data: report_data,
    template: TEMPLATE,
    output: OUTPUT_NAME
  )

  log :info, "FactoryFlame report generated: #{path}"
end