Rakefile in evil-seed-0.1.0 vs Rakefile in evil-seed-0.1.1

@@ -8,6 +8,18 @@
   t.libs << 'test'
   t.libs << 'lib'
   t.test_files = FileList['test/**/*_test.rb']
 end
 
+ADAPTERS = %w[postgresql sqlite mysql].freeze
+
+namespace :test do
+  ADAPTERS.each do |adapter|
+    task adapter => ["#{adapter}:env", :test]
+
+    namespace adapter do
+      task(:env) { ENV['DB'] = adapter }
+    end
+  end
+end
+
 task default: :test