Class: EquivalenceClassGenerator

Inherits:
Rails::Generators::Base
  • Object
show all
Defined in:
lib/generators/equivalence_class_generator.rb

Instance Method Summary collapse

Instance Method Details

#create_equivalence_class_tests ⇒ Object 



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# File 'lib/generators/equivalence_class_generator.rb', line 3

def create_equivalence_class_tests
  require 'json'
  require 'reflector'
  class_name = args[0]
  file_name = class_name.downcase
  puts "criando testes unitarios para #{class_name}..."
  is_controller = /.*Controller$/.match?(class_name)
  class_type = "model"

  template = %Q{require 'rails_helper'

RSpec.describe #{class_name}, :type => :#{class_type} do
}
  equivalence_class_counter = {}
  File.readlines("#{Rails.root}/tmp/#{class_name}.rb").each do |line|
    json_string = JSON.parse(line.strip)
    puts "\nReflecting..."
    reflector = Reflect::Reflector.new
    klass = json_string["klass"]
    meth = json_string["method"]
    cs = json_string["current_state"]
    args = json_string["args"]
    class_and_method_name = "#{klass}::#{meth}"

    equivalence_class_counter[meth] ||= {}
    args.each do |arg|
      String::CUSTOM_METHODS.each do |equivalence_class_method|
        respond_to_eq_class = arg.send(equivalence_class_method) # testa pra ver se responde à alguma classe de equivalencia
        if respond_to_eq_class # se responder à classe, adiciona 1 ao contador daquela classe
          if equivalence_class_counter[meth][equivalence_class_method].nil?
            equivalence_class_counter[meth][equivalence_class_method] = 1
          else
            equivalence_class_counter[meth][equivalence_class_method] += 1
          end
        end
      end
    end

  end

  equivalence_class_counter.each do |method,stats| # pega o hash com os métodos e as estatísticas de cada
    probabily_class =  stats.max_by{|k,v| v}
    template_aux = %Q{
describe '##{method}_equivalence_class' do
  # #{probabily_class.last} entries with this class
  it "arguments should belong to #{String::EQUIVALENCE_CLASSES[probabily_class.first]} equivalence class" do
    expect(#{class_name.capitalize}).to receive(:#{method}).with("#{String::STRINGS_EQUIVALENCE_CLASSES[probabily_class.first]}")
    User.find_by_email_address("#{String::STRINGS_EQUIVALENCE_CLASSES[probabily_class.first]}")
  end
end
    }
    template.concat(template_aux)
  end
  puts equivalence_class_counter

  template.concat(%Q{
end
                  })

  create_file "spec/#{class_type}s/#{file_name}_equiv_spec.rb", template
end