Rakefile in ruml-0.0.2 vs Rakefile in ruml-0.1.0

@@ -3,10 +3,43 @@
 # Test
 require 'rake/testtask'
 desc 'Default: run unit tests.'
 task :default => :test
 
-Rake::TestTask.new(:test) do |test|
-  test.test_files = FileList.new('test/*_test.rb')
-  test.libs << 'test'
-  test.verbose = true
+AVAILABLE_TEST_FIXTURES = %w[file yaml]
+
+AVAILABLE_TEST_FIXTURES.each do |test_fixture|
+  namespace :test do
+    Rake::TestTask.new(test_fixture) do |test|
+      ENV['TEST_FIXTURE'] = test_fixture
+      test.test_files = FileList.new('test/*_test.rb')
+      test.libs << 'test'
+      test.verbose = true
+    end
+  end
+end
+
+desc "Run tests for #{AVAILABLE_TEST_FIXTURES.join(', ')}"
+task :test => AVAILABLE_TEST_FIXTURES.map { |f| "test:#{f}" }
+
+SUPPORTED_RUBIES = %w[ree 1.9.2 1.9.3 jruby rbx]
+GEMSPEC = Bundler::GemHelper.new(Dir.pwd).gemspec
+
+def with_ruby(ruby, command)
+  rvm     = "#{ruby}@#{GEMSPEC.name}"
+  command = %{rvm #{rvm} exec bash -c '#{command}'}
+
+  puts "\n" * 3
+  puts "CMD: #{command}"
+  puts "=" * 40
+
+  system(command) or raise "command failed: #{command}"
+end
+
+namespace :rubies do
+  desc "Run tests for following supported platforms #{SUPPORTED_RUBIES.join ", "}"
+  task :test do
+    command = "bundle check || bundle install && bundle exec rake"
+    rubies = ENV['RUBIES'] ? ENV['RUBIES'].split(",") : SUPPORTED_RUBIES
+    rubies.each { |ruby| with_ruby(ruby, command) }
+  end
 end