Class: TestProf::FactoryDoctor::RSpecListener

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

Overview

:nodoc:

Constant Summary collapse

SUCCESS_MESSAGE = 
'FactoryDoctor says: "Looks good to me!"'
NOTIFICATIONS = 
%i[
  example_started
  example_finished
].freeze

Constants included from Logging

Logging::COLORS

Instance Method Summary collapse

Methods included from Logging

#log

Constructor Details

#initialize ⇒ RSpecListener

Returns a new instance of RSpecListener.



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# File 'lib/test_prof/factory_doctor/rspec.rb', line 18

def initialize
  @count = 0
  @time = 0.0
  @example_groups = Hash.new { |h, k| h[k] = [] }
end

Instance Method Details

#example_finished(notification) ⇒ Object 



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# File 'lib/test_prof/factory_doctor/rspec.rb', line 28

def example_finished(notification)
  FactoryDoctor.stop
  return if notification.example.pending?

  result = FactoryDoctor.result

  return unless result.bad?

  group = notification.example.example_group.parent_groups.last
  notification.example.metadata.merge!(
    factories: result.count,
    time: result.time
  )
  @example_groups[group] << notification.example
  @count += 1
  @time += result.time
end

#example_started(_notification) ⇒ Object 



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

def example_started(_notification)
  FactoryDoctor.start
end

#print ⇒ Object 



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# File 'lib/test_prof/factory_doctor/rspec.rb', line 46

def print
  return log(:info, SUCCESS_MESSAGE) if @example_groups.empty?

  msgs = []

  msgs <<
    <<~MSG
      FactoryDoctor report

      Total (potentially) bad examples: #{@count}
      Total wasted time: #{@time.duration}

    MSG

  @example_groups.each do |group, examples|
    group_time = examples.sum { |ex| ex.metadata[:time] }
    group_count = examples.sum { |ex| ex.metadata[:factories] }

    msgs << "#{group.description} (#{group.metadata[:location]}) " \
            "(#{pluralize_records(group_count)} created, " \
            "#{group_time.duration})\n"

    examples.each do |ex|
      msgs << "  #{ex.description} (#{ex.metadata[:location]}) " \
              "– #{pluralize_records(ex.metadata[:factories])} created, " \
              "#{ex.metadata[:time].duration}\n"
    end
    msgs << "\n"
  end

  log :info, msgs.join

  stamp! if FactoryDoctor.stamp?
end

#stamp! ⇒ Object 



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# File 'lib/test_prof/factory_doctor/rspec.rb', line 81

def stamp!
  stamper = RSpecStamp::Stamper.new

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

  @example_groups.each_value do |bad_examples|
    bad_examples.each do |example|
      file, line = example.metadata[:location].split(":")
      examples[file] << line.to_i
    end
  end

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

  msgs = []

  msgs <<
    <<~MSG
      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