add database_cleaner support

lib/generators/thincloud/test/templates/database_cleaner.rb

@@ -0,0 +1,12 @@
+DatabaseCleaner.strategy = :transaction
+DatabaseCleaner.clean_with :truncation
+
+class MiniTest::Spec
+  before :each do
+    DatabaseCleaner.start
+  end
+
+  after :each do
+    DatabaseCleaner.clean
+  end
+end

lib/generators/thincloud/test/test_generator.rb

@@ -15,6 +15,7 @@ def test
         remove_file "test/minitest_helper.rb"
         copy_file "minitest_helper.rb", "test/minitest_helper.rb"
 
+        copy_file "database_cleaner.rb", "test/support/database_cleaner.rb"
         copy_file "test.rake", "lib/tasks/test.rake"
 
         copy_file "Guardfile"

thincloud-test.gemspec

@@ -18,6 +18,7 @@ Gem::Specification.new do |s|
 
   s.add_dependency "rails", "~> 3.2.8"
   s.add_dependency "cane", "~> 2.3.0"
+  s.add_dependency "database_cleaner", "~> 0.8.0"
   s.add_dependency "guard", "~> 1.4.0"
   s.add_dependency "factory_girl_rails", "~> 4.1.0"
   s.add_dependency "minitest", "~> 3.5.0"