lib/tasks/coverage.rake


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require 'rcov/rcovtask'

namespace :test do
  namespace :coverage do
    desc "Delete aggregate coverage data."
    task(:clean) { rm_f "coverage.data" }
  end

  desc 'Aggregate code coverage for unit, functional and integration tests'
  task :coverage => "test:coverage:clean"
    %w[unit functional integration].each do |target|
    namespace :coverage do
      Rcov::RcovTask.new(target) do |t|
      t.libs << "test"
      t.test_files = FileList["test/#{target}/*_test.rb"]
      t.output_dir = "test/coverage/#{target}"
      t.verbose = true
      t.rcov_opts << '--rails --aggregate coverage.data'
    end
  end
  
  task :coverage => "test:coverage:#{target}"
  end
end