Rakefile in image_voodoo-0.8.9 vs Rakefile in image_voodoo-0.9.0

@@ -1,12 +1,20 @@
 require 'bundler'
 require 'rake/testtask'
+require 'jars/installer'
 Bundler::GemHelper.install_tasks
+Bundler.setup
 
-task :default => :test
+task :default => [:vendor_jars, :test]
 
+desc 'Vendor Jars'
+task :vendor_jars do
+  test_file = File.expand_path File.join('lib', 'image_voodoo_jars.rb'), __dir__
+  Jars::Installer.vendor_jars! unless File.exist? test_file
+end
+
 desc 'Run tests'
-task :test do
+task :test => :vendor_jars do
   Rake::TestTask.new do |t|
     t.libs << 'lib:vendor'
     t.test_files = FileList['test/test*.rb']
   end
 end