Class: Benchmark::Plot::Plotter

Inherits:
Object
  • Object
show all
Defined in:
lib/benchmark/plot/plotter.rb

Instance Method Summary collapse

Constructor Details

#initialize(reporter, test_data, opts) ⇒ Plotter

Returns a new instance of Plotter.



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# File 'lib/benchmark/plot/plotter.rb', line 4

def initialize reporter, test_data, opts
  @reporter  = reporter
  @file_name = opts[:file_name] || :benchmark_plot_graph
  @title     = opts[:title] || :Benchmarks
  @time      = opts[:time] || :real
  @x_labels  = opts[:x_labels] || true
  @x_axis_label = opts[:x_axis_label]
  @test_data = test_data
end

Instance Method Details

#all_labels ⇒ Object 



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# File 'lib/benchmark/plot/plotter.rb', line 32

def all_labels
  @reporter.reports.keys
end

#plot ⇒ Object 



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# File 'lib/benchmark/plot/plotter.rb', line 14

def plot
  plot = Gruff::Line.new
  plot.title = @title.to_s
  reports = @reporter.reports

  reports.each do |label, report|
    time_data = report.map do |tms|
      tms.send(@time)
    end
    plot.data label, time_data
  end
  positions = Array.new(@test_data.size) { |i| i }
  plot.labels = positions.zip(@test_data.map(&:to_s)).to_h if @x_labels
  plot.x_axis_label = @x_axis_label if @x_axis_label
  plot.y_axis_label = 'Seconds'
  plot.write("#{@file_name}.png")
end