Rakefile in blacklight-spotlight-3.0.0.alpha.2 vs Rakefile in blacklight-spotlight-3.0.0.alpha.3

@@ -32,11 +32,11 @@
 
 task ci: ['engine_cart:generate'] do
   ENV['environment'] = 'test'
 
   SolrWrapper.wrap(port: '8983') do |solr|
-    solr.with_collection(name: 'blacklight-core', dir: File.join(File.expand_path(File.dirname(__FILE__)), 'solr_conf', 'conf')) do
+    solr.with_collection(name: 'blacklight-core', dir: File.join(__dir__, 'solr_conf', 'conf')) do
       within_test_app do
         system 'bundle install'
         system 'bundle exec rake db:migrate'
       end
 
@@ -60,11 +60,11 @@
   desc 'Start the test application for Spotlight'
   task :server do
     Rake::Task['engine_cart:generate'].invoke
 
     SolrWrapper.wrap(port: '8983') do |solr|
-      solr.with_collection(name: 'blacklight-core', dir: File.join(File.expand_path(File.dirname(__FILE__)), 'solr_conf', 'conf')) do
+      solr.with_collection(name: 'blacklight-core', dir: File.join(__dir__, 'solr_conf', 'conf')) do
         within_test_app do
           unless File.exist? '.initialized'
             system 'bundle exec rake spotlight:initialize'
             system 'bundle exec rake spotlight_test:solr:seed'
             File.open('.initialized', 'w') {}
@@ -88,11 +88,11 @@
             version = "_#{Gem.loaded_specs['rails'].version}_" if Gem.loaded_specs['rails']
 
             Bundler.with_clean_env do
               IO.popen({ 'SPOTLIGHT_GEM' => File.dirname(__FILE__) },
                        ['rails', version, 'new', 'internal', '--skip-spring', '-m', template_path] +
-                          [err: [:child, :out]]) do |io|
+                          [err: %i[child out]]) do |io|
                 IO.copy_stream(io, $stderr)
 
                 _, exit_status = Process.wait2(io.pid)
 
                 raise 'Failed to generate spotlight' if exit_status.nonzero?
@@ -114,6 +114,6 @@
       end
     end
   end
 end
 
-task default: [:rubocop, :ci]
+task default: %i[rubocop ci]