Autotest mapping file

.autotest.rb

Autotest.add_hook :initialize do |at|
  # Ignore these files
  %w{
    .hg .git .svn stories tmtags Rakefile Capfile README .html
    spec/spec.opts spec/rcov.opts vendor/gems autotest svn-commit .DS_Store
  }.each {|exception|at.add_exception(exception)}

  # Map concerned_with files properly.
  # app/models/[model]/[concern].rb should map to 
  # test/unit/[model]/[concern]_test.rb
  at.add_mapping(/app\/models\/[a-z_]*\/.*\.rb/) do |f, _|
    at.files_matching(/test\/unit\/$1\/$2_test\.rb/)
  end
end