Class: LookbookVisualTester::ReportGenerator

Inherits:
Object
  • Object
show all
Defined in:
lib/lookbook_visual_tester/report_generator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ReportGenerator

Returns a new instance of ReportGenerator.



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# File 'lib/lookbook_visual_tester/report_generator.rb', line 5

def initialize
  @baseline_dir, @current_dir, @diff_dir, @base_path = LookbookVisualTester.config.then do |config|
    [config.baseline_dir, config.current_dir, config.diff_dir, config.base_path]
  end

  @report_path = base_path.join('report.html')
end

Instance Attribute Details

#base_path ⇒ Object (readonly)

Returns the value of attribute base_path.



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# File 'lib/lookbook_visual_tester/report_generator.rb', line 3

def base_path
  @base_path
end

#baseline_dir ⇒ Object (readonly)

Returns the value of attribute baseline_dir.



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# File 'lib/lookbook_visual_tester/report_generator.rb', line 3

def baseline_dir
  @baseline_dir
end

#current_dir ⇒ Object (readonly)

Returns the value of attribute current_dir.



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# File 'lib/lookbook_visual_tester/report_generator.rb', line 3

def current_dir
  @current_dir
end

#diff_dir ⇒ Object (readonly)

Returns the value of attribute diff_dir.



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# File 'lib/lookbook_visual_tester/report_generator.rb', line 3

def diff_dir
  @diff_dir
end

#report_path ⇒ Object (readonly)

Returns the value of attribute report_path.



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# File 'lib/lookbook_visual_tester/report_generator.rb', line 3

def report_path
  @report_path
end

Instance Method Details

#generate ⇒ Object 



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# File 'lib/lookbook_visual_tester/report_generator.rb', line 13

def generate
  File.open(report_path, 'w') do |file|
    file.puts '<!DOCTYPE html>'
    file.puts "<html lang='en'>"
    file.puts "<head><meta charset='UTF-8'><title>Visual Regression Report</title></head>"
    file.puts '<body>'
    file.puts '<h1>Visual Regression Report</h1>'
    file.puts '<ul>'

    diff_files = Dir.glob(diff_dir.join('*_diff.png'))
    diff_files.each do |diff_file|
      filename = File.basename(diff_file)
      # Extract preview and scenario names
      preview_scenario = filename.sub('_diff.png', '')
      preview, scenario = preview_scenario.split('_', 2)

      baseline_image = baseline_dir.join("#{preview}_#{scenario}.png")
      current_image = current_dir.join("#{preview}_#{scenario}.png")

      file.puts '<li>'
      file.puts "<h2>#{preview.titleize} - #{scenario.titleize}</h2>"
      file.puts "<div style='display: flex; gap: 10px;'>"

      baseline_image_path = Pathname.new(baseline_image)
      current_image_path = Pathname.new(current_image)
      diff_file_path = Pathname.new(diff_file)

      file.puts "<div><h3>Baseline</h3><img src='#{baseline_image_path.relative_path_from(base_path)}' alt='Baseline'></div>"
      file.puts "<div><h3>Current</h3><img src='#{current_image_path.relative_path_from(base_path)}' alt='Current'></div>"
      file.puts "<div><h3>Diff</h3><img src='#{diff_file_path.relative_path_from(base_path)}' alt='Diff'></div>"
      file.puts '</div>'
      file.puts '</li>'
    end

    file.puts '<li>No differences found!</li>' if diff_files.empty?

    file.puts '</ul>'
    file.puts '</body>'
    file.puts '</html>'
  end

  @report_path
end