似乎最常被接受的处理Selenium和测试的方法是避免使用事务夹具,然后在测试/场景之间使用像database_cleaner这样的东西.我最近遇到了以下文章,建议执行以下操作:
spec_helper.rb
class ActiveRecord::Base
mattr_accessor :shared_connection
@@shared_connection = nil
def self.connection
@@shared_connection || retrieve_connection
end
end
# Forces all threads to share the same connection. This works on
# Capybara because it starts the web server in a thread.
ActiveRecord::Base.shared_connection = ActiveRecord::Base.connection
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对于性能而言,这似乎比替代品更好.有没有人有理由不这样做?