Class: TestProf::EventProf::RSpecListener

Inherits:
Object
  • Object
show all
Includes:
Logging
Defined in:
lib/test_prof/event_prof/rspec.rb

Overview

:nodoc:

Constant Summary collapse

NOTIFICATIONS = 
%i[
  example_group_started
  example_group_finished
  example_started
  example_failed
  example_passed
  example_pending
].freeze

Constants included from Logging

Logging::COLORS

Instance Method Summary collapse

Methods included from Logging

#build_log_msg, #colorize, #log

Constructor Details

#initialize ⇒ RSpecListener

Returns a new instance of RSpecListener.



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# File 'lib/test_prof/event_prof/rspec.rb', line 24

def initialize
  @profiler = EventProf.build

  log :info, "EventProf enabled (#{@profiler.events.join(', ')})"
end

Instance Method Details

#example_finished(notification) ⇒ Object Also known as: example_passed, example_failed, example_pending 



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# File 'lib/test_prof/event_prof/rspec.rb', line 44

def example_finished(notification)
  @profiler.example_finished notification.example
end

#example_group_finished(notification) ⇒ Object 



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# File 'lib/test_prof/event_prof/rspec.rb', line 35

def example_group_finished(notification)
  return unless notification.group.top_level?
  @profiler.group_finished notification.group
end

#example_group_started(notification) ⇒ Object 



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# File 'lib/test_prof/event_prof/rspec.rb', line 30

def example_group_started(notification)
  return unless notification.group.top_level?
  @profiler.group_started notification.group
end

#example_started(notification) ⇒ Object 



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# File 'lib/test_prof/event_prof/rspec.rb', line 40

def example_started(notification)
  @profiler.example_started notification.example
end

#print ⇒ Object 



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# File 'lib/test_prof/event_prof/rspec.rb', line 53

def print
  @profiler.each(&method(:report))
end

#report(profiler) ⇒ Object 



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# File 'lib/test_prof/event_prof/rspec.rb', line 57

def report(profiler)
  result = profiler.results

  msgs = []

  msgs <<
    <<-MSG.strip_heredoc
      EventProf results for #{profiler.event}

      Total time: #{profiler.total_time.duration}
      Total events: #{profiler.total_count}

      Top #{profiler.top_count} slowest suites (by #{profiler.rank_by}):

    MSG

  result[:groups].each do |group|
    description = group[:id].top_level_description
    location = group[:id].metadata[:location]

    msgs <<
      <<-GROUP.strip_heredoc
        #{description.truncate} (#{location}) – #{group[:time].duration} (#{group[:count]} / #{group[:examples]})
      GROUP
  end

  if result[:examples]
    msgs << "\nTop #{profiler.top_count} slowest tests (by #{profiler.rank_by}):\n\n"

    result[:examples].each do |example|
      description = example[:id].description
      location = example[:id].metadata[:location]
      msgs <<
        <<-GROUP.strip_heredoc
          #{description.truncate} (#{location}) – #{example[:time].duration} (#{example[:count]})
        GROUP
    end
  end

  log :info, msgs.join

  stamp!(profiler) if EventProf.config.stamp?
end

#stamp!(profiler) ⇒ Object 



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# File 'lib/test_prof/event_prof/rspec.rb', line 101

def stamp!(profiler)
  result = profiler.results

  stamper = RSpecStamp::Stamper.new

  examples = Hash.new { |h, k| h[k] = [] }

  (result[:groups].to_a + result.fetch(:examples, []).to_a)
    .map { |obj| obj[:id].metadata[:location] }.each do |location|
    file, line = location.split(":")
    examples[file] << line.to_i
  end

  examples.each do |file, lines|
    stamper.stamp_file(file, lines.uniq)
  end

  msgs = []

  msgs <<
    <<-MSG.strip_heredoc
      RSpec Stamp results

      Total patches: #{stamper.total}
      Total files: #{examples.keys.size}

      Failed patches: #{stamper.failed}
      Ignored files: #{stamper.ignored}
    MSG

  log :info, msgs.join
end