Exception: Flores::RSpec::Analyze::Analysis

Inherits:
StandardError
  • Object
show all
Defined in:
lib/flores/rspec/analyze.rb

Overview

A formatter to show analysis of an ‘analyze_it` example.

Instance Method Summary collapse

Constructor Details

#initialize(results) ⇒ Analysis

Returns a new instance of Analysis.



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# File 'lib/flores/rspec/analyze.rb', line 79

def initialize(results)
  @results = results
end

Instance Method Details

#error_report(error, instances) ⇒ Object

def failure_summary



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# File 'lib/flores/rspec/analyze.rb', line 121

def error_report(error, instances)
  report = error_summary(error, instances)
  report += error_sample_states(error, instances) if instances.size > 1
  report
end

#error_sample_states(error, instances) ⇒ Object

def error_summary



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# File 'lib/flores/rspec/analyze.rb', line 136

def error_sample_states(error, instances)
  [ 
    "    Samples causing #{error}:",
    *instances.sample(5).collect { |state, _exception| "      #{state}" }
  ]
end

#error_summary(error, instances) ⇒ Object

def error_report



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# File 'lib/flores/rspec/analyze.rb', line 127

def error_summary(error, instances)
  sample = instances.sample(1)
  [ 
    "  #{percent_s(instances.length)} -> [#{instances.length}] #{error}",
    "    Sample exception for #{sample.first[0]}",
    sample.first[1].to_s.gsub(/^/, "      ")
  ]
end

#failure_summary ⇒ Object

TODO(sissel): All these report/summary/to_s things are an indication that the report formatting belongs in a separate class.



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# File 'lib/flores/rspec/analyze.rb', line 112

def failure_summary
  report = ["Failure analysis:"]
  report += @results.sort_by { |_, v| -v.length }.collect do |group, instances|
    next if group == :success
    error_report(group, instances)
  end.reject(&:nil?).flatten
  report
end

#percent(count) ⇒ Object

def success_count



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# File 'lib/flores/rspec/analyze.rb', line 95

def percent(count)
  return (count + 0.0) / total
end

#percent_s(count) ⇒ Object

def percent



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# File 'lib/flores/rspec/analyze.rb', line 99

def percent_s(count)
  return format("%.2f%%", percent(count) * 100)
end

#success_count ⇒ Object

def total



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# File 'lib/flores/rspec/analyze.rb', line 87

def success_count
  if @results.include?(:success)
    @results[:success].length
  else
    0
  end
end

#to_s ⇒ Object

def percent_s



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# File 'lib/flores/rspec/analyze.rb', line 103

def to_s
  # This method is crazy complex for a formatter. Should refactor this significantly.
  report = ["#{percent_s(success_count)} tests successful of #{total} tests"]
  report += failure_summary if success_count < total
  report.join("\n")
end

#total ⇒ Object

def initialize



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# File 'lib/flores/rspec/analyze.rb', line 83

def total
  @results.reduce(0) { |m, (_, v)| m + v.length }
end