require 'abstract_unit' class HTMLTest < ActiveSupport::TestCase test 'formats returns symbol for recognized MIME type' do assert_equal [:html], ActionView::Template::HTML.new('', :html).formats end test 'formats returns string for recognized MIME type when MIME does not have symbol' do foo = Mime::Type.lookup("foo") assert_nil foo.to_sym assert_equal ['foo'], ActionView::Template::HTML.new('', foo).formats end test 'formats returns string for unknown MIME type' do assert_equal ['foo'], ActionView::Template::HTML.new('', 'foo').formats end end