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Class: SimpleCov::ExitCodes::MaximumCoverageDropCheck

Relationships & Source Files
Inherits: Object
Defined in: lib/simplecov/exit_codes/maximum_coverage_drop_check.rb

Constant Summary

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(result, maximum_coverage_drop) ⇒ MaximumCoverageDropCheck

[ GitHub ] 

  


# File 'lib/simplecov/exit_codes/maximum_coverage_drop_check.rb', line 6



def initialize(result, maximum_coverage_drop)
  @result = result
  @maximum_coverage_drop = maximum_coverage_drop
end


  







Instance Attribute Details



  

    #failing?  ⇒ Boolean  (readonly)
  

  [ GitHub ]


  

  


# File 'lib/simplecov/exit_codes/maximum_coverage_drop_check.rb', line 11



def failing?
  return false unless maximum_coverage_drop && last_run

  coverage_drop_violations.any?
end


  








  

    #maximum_coverage_drop   (readonly, private)
  

  [ GitHub ]


  

  


# File 'lib/simplecov/exit_codes/maximum_coverage_drop_check.rb', line 34



attr_reader :result, :maximum_coverage_drop


  








  

    #result   (readonly, private)
  

  [ GitHub ]


  

  


# File 'lib/simplecov/exit_codes/maximum_coverage_drop_check.rb', line 34



attr_reader :result, :maximum_coverage_drop


  







Instance Method Details



  

    #compute_coverage_drop_data   (private)
  

  [ GitHub ]


  

  


# File 'lib/simplecov/exit_codes/maximum_coverage_drop_check.rb', line 49



def compute_coverage_drop_data
  maximum_coverage_drop.map do |criterion, percent|
    {
      criterion: criterion,
      max_drop: percent,
      drop_percent: drop_percent(criterion)
    }
  end
end


  








  

    #coverage_drop_violations   (private)
  

  [ GitHub ]


  

  


# File 'lib/simplecov/exit_codes/maximum_coverage_drop_check.rb', line 42



def coverage_drop_violations
  @coverage_drop_violations ||=
    compute_coverage_drop_data.select do |achieved|
      achieved.fetch(:max_drop) < achieved.fetch(:drop_percent)
    end
end


  








  

    #drop_percent(criterion)   (private)
  

  [ GitHub ]


  

  


# File 'lib/simplecov/exit_codes/maximum_coverage_drop_check.rb', line 61



def drop_percent(criterion)
  drop = last_coverage(criterion) -
         SimpleCov.round_coverage(
           result.coverage_statistics.fetch(criterion).percent
         )

  # floats, I tell ya.
  # irb(main):001:0* 80.01 - 80.0
  # => 0.010000000000005116
  drop.floor(MAX_DROP_ACCURACY)
end


  








  

    #exit_code  
  

  [ GitHub ]


  

  


# File 'lib/simplecov/exit_codes/maximum_coverage_drop_check.rb', line 28



def exit_code
  SimpleCov::ExitCodes::MAXIMUM_COVERAGE_DROP
end


  








  

    #last_coverage(criterion)   (private)
  

  [ GitHub ]


  

  


# File 'lib/simplecov/exit_codes/maximum_coverage_drop_check.rb', line 73



def last_coverage(criterion)
  last_coverage_percent = last_run[:result][criterion]

  # fallback for old file format
  last_coverage_percent = last_run[:result][:covered_percent] if !last_coverage_percent && criterion == :line

  last_coverage_percent || 0
end


  








  

    #last_run   (private)
  

  [ GitHub ]


  

  


# File 'lib/simplecov/exit_codes/maximum_coverage_drop_check.rb', line 36



def last_run
  return @last_run if defined?(@last_run)

  @last_run = SimpleCov::LastRun.read
end


  








  

    #report  
  

  [ GitHub ]


  

  


# File 'lib/simplecov/exit_codes/maximum_coverage_drop_check.rb', line 17



def report
  coverage_drop_violations.each do |violation|
    $stderr.printf(
      "%<criterion>s coverage has dropped by %<drop_percent>.2f%% since the last time (maximum allowed: %<max_drop>.2f%%).\n",
      criterion: violation[:criterion].capitalize,
      drop_percent: SimpleCov.round_coverage(violation[:drop_percent]),
      max_drop: violation[:max_drop]
    )
  end
end