Rakefile in u3d-0.9.3 vs Rakefile in u3d-0.9.4

@@ -20,9 +20,33 @@
 # SOFTWARE.
 ## --- END LICENSE BLOCK ---
 
 require "bundler/gem_tasks"
 require "rspec/core/rake_task"
+require 'rubocop/rake_task'
+# doesn't yet support dot file
+# https://github.com/skywinder/github-changelog-generator/issues/473
+# require 'github_changelog_generator/task'
 
 RSpec::Core::RakeTask.new(:spec)
+RuboCop::RakeTask.new
 
-task default: :spec
+task :changelog do
+  puts "Updating changelog #{ENV['CHANGELOG_GITHUB_TOKEN']}"
+  sh "github_changelog_generator" if ENV['CHANGELOG_GITHUB_TOKEN']
+end
+
+task :test_all do
+  formatter = "--format progress"
+  if ENV["CIRCLECI"]
+    Dir.mkdir("/tmp/rspec/")
+    formatter += " -r rspec_junit_formatter --format RspecJunitFormatter -o /tmp/rspec/rspec.xml"
+    TEST_FILES = `(circleci tests glob "spec/**/*_spec.rb" | circleci tests split --split-by=timings)`.tr!("\n", ' ')
+    rspec_args = "#{formatter} #{TEST_FILES}"
+  else
+    formatter += ' --pattern "./spec/**/*_spec.rb"'
+    rspec_args = formatter
+  end
+  sh "rspec #{rspec_args}"
+end
+
+task default: %i[rubocop test_all]