Part of 'Testing Rails Service Oriented Architecture' blog

spec_helper.rb

# spec/spec_helper.rb in client
...

require 'rspec/rails'
require 'database_cleaner'

...

RSpec.configure do |config|
  config.before(:suite) do
    DatabaseCleaner.strategy = :transaction
    DatabaseCleaner.clean_with(:truncation)
  end
  
  config.before(:each) do
    DatabaseCleaner.start
  end
  
  config.after(:each) do
    DatabaseCleaner.clean
  end
end

...