Loosen dependency on rails, to support Rails 5

Gemfile

@@ -38,3 +38,7 @@ else
   end
 end
 # END ENGINE_CART BLOCK
+
+if !ENV['RAILS_VERSION'] || ENV['RAILS_VERSION'] =~ /^5.0/
+  gem 'rails-controller-testing'
+end

Rakefile

@@ -1,5 +1,9 @@
 require 'rake/testtask'
-require 'bundler'
+begin
+  require 'bundler/setup'
+rescue LoadError
+  puts 'You must `gem install bundler` and `bundle install` to run rake tasks'
+end
 Bundler::GemHelper.install_tasks
 
 APP_ROOT= File.dirname(__FILE__)

hydra-core/app/controllers/concerns/hydra/controller/download_behavior.rb

@@ -87,8 +87,7 @@ def file_name
       # render an HTTP HEAD response
       def content_head
         response.headers['Content-Length'] = file.size
-        response.headers['Content-Type'] = file.mime_type
-        head :ok
+        head :ok, content_type: file.mime_type
       end
 
       # render an HTTP Range response

hydra-core/hydra-core.gemspec

@@ -18,7 +18,7 @@ Gem::Specification.new do |gem|
 
   gem.required_ruby_version = '>= 1.9.3'
 
-  gem.add_dependency "rails", '~> 4.0'
+  gem.add_dependency "railties", '>= 4.0.0', '< 6'
   gem.add_dependency 'hydra-access-controls', version
 
   gem.add_development_dependency 'sqlite3', '~> 1.3'

hydra-core/spec/controllers/downloads_controller_spec.rb

@@ -74,7 +74,7 @@ class ContentHolder < ActiveFedora::Base
           allow(ContentHolder).to receive(:default_file_path).and_return('buzz')
           get :show, id: obj
           expect(response).to be_successful
-          expect(response.headers['Content-Type']).to eq "image/png"
+          expect(response.headers['Content-Type']).to start_with "image/png"
           expect(response.headers["Content-Disposition"]).to eq "inline; filename=\"buzz.png\""
           expect(response.body).to eq 'fizz'
         end
@@ -83,7 +83,7 @@ class ContentHolder < ActiveFedora::Base
           expect(DownloadsController.default_file_path).to eq "content"
           get :show, id: obj
           expect(response).to be_successful
-          expect(response.headers['Content-Type']).to eq "image/png"
+          expect(response.headers['Content-Type']).to start_with "image/png"
           expect(response.headers["Content-Disposition"]).to eq "inline; filename=\"world.png\""
           expect(response.body).to eq 'foobarfoobarfoobar'
         end
@@ -99,7 +99,7 @@ class ContentHolder < ActiveFedora::Base
             it "should return it" do
               get :show, id: obj, file: "descMetadata"
               expect(response).to be_successful
-              expect(response.headers['Content-Type']).to eq "text/plain"
+              expect(response.headers['Content-Type']).to start_with "text/plain"
               expect(response.headers["Content-Disposition"]).to eq "inline; filename=\"metadata.xml\""
               expect(response.body).to eq "It's a stream"
             end
@@ -108,14 +108,14 @@ class ContentHolder < ActiveFedora::Base
         it "should support setting disposition to inline" do
           get :show, id: obj, :disposition => "inline"
           expect(response).to be_successful
-          expect(response.headers['Content-Type']).to eq "image/png"
+          expect(response.headers['Content-Type']).to start_with "image/png"
           expect(response.headers["Content-Disposition"]).to eq "inline; filename=\"world.png\""
           expect(response.body).to eq 'foobarfoobarfoobar'
         end
         it "should allow you to specify filename for download" do
           get :show, id: obj, "filename" => "my%20dog.png"
           expect(response).to be_successful
-          expect(response.headers['Content-Type']).to eq "image/png"
+          expect(response.headers['Content-Type']).to start_with "image/png"
           expect(response.headers["Content-Disposition"]).to eq "inline; filename=\"my%20dog.png\""
           expect(response.body).to eq 'foobarfoobarfoobar'
         end
@@ -128,37 +128,42 @@ class ContentHolder < ActiveFedora::Base
           parent.save!
           expect(controller).to receive(:authorize!).with(:download, instance_of(ActiveFedora::File)).and_return(true)
         end
+
         it "head request" do
           request.env["HTTP_RANGE"] = 'bytes=0-15'
           head :show, id: parent, file: 'webm'
           expect(response.headers['Content-Length']).to eq 16
           expect(response.headers['Accept-Ranges']).to eq 'bytes'
-          expect(response.headers['Content-Type']).to eq 'video/webm'
+          expect(response.headers['Content-Type']).to start_with 'video/webm'
         end
-        it "should send the whole thing" do
+
+        it "sends the whole thing" do
           request.env["HTTP_RANGE"] = 'bytes=0-15'
           get :show, id: '1234', file: 'webm'
           expect(response.body).to eq 'one1two2threfour'
           expect(response.headers["Content-Range"]).to eq 'bytes 0-15/16'
           expect(response.headers["Content-Length"]).to eq '16'
           expect(response.headers['Accept-Ranges']).to eq 'bytes'
-          expect(response.headers['Content-Type']).to eq "video/webm"
+          expect(response.headers['Content-Type']).to start_with "video/webm"
           expect(response.headers["Content-Disposition"]).to eq "inline; filename=\"MyVideo.webm\""
           expect(response.status).to eq 206
         end
-        it "should send the whole thing when the range is open ended" do
+
+        it "sends the whole thing when the range is open ended" do
           request.env["HTTP_RANGE"] = 'bytes=0-'
           get :show, id: '1234', file: 'webm'
           expect(response.body).to eq 'one1two2threfour'
         end
-        it "should get a range not starting at the beginning" do
+
+        it "gets a range not starting at the beginning" do
           request.env["HTTP_RANGE"] = 'bytes=3-15'
           get :show, id: '1234', file: 'webm'
           expect(response.body).to eq '1two2threfour'
           expect(response.headers["Content-Range"]).to eq 'bytes 3-15/16'
           expect(response.headers["Content-Length"]).to eq '13'
         end
-        it "should get a range not ending at the end" do
+
+        it "gets a range not ending at the end" do
           request.env["HTTP_RANGE"] = 'bytes=4-11'
           get :show, id: '1234', file: 'webm'
           expect(response.body).to eq 'two2thre'

hydra-head.gemspec

@@ -16,14 +16,14 @@ Gem::Specification.new do |s|
 
   s.required_ruby_version = '>= 1.9.3'
 
-  s.add_dependency('rails', '>= 3.2.6')
-  s.add_dependency('hydra-access-controls', version)
-  s.add_dependency('hydra-core', version)
+  s.add_dependency 'rails', '>= 3.2.6'
+  s.add_dependency 'hydra-access-controls', version
+  s.add_dependency 'hydra-core', version
 
   s.add_development_dependency 'solr_wrapper', '~> 0.5'
   s.add_development_dependency 'fcrepo_wrapper', '~> 0.2'
   s.add_development_dependency 'engine_cart', '~> 0.10'
-  s.add_development_dependency "yard"
+  s.add_development_dependency 'yard'
   s.add_development_dependency 'rspec-rails'
   s.add_development_dependency 'factory_girl_rails'
 end

spec/test_app_templates/Gemfile.extra

@@ -0,0 +1 @@
+gem 'byebug' unless ENV['CI']