在初始化程序中创建一个文件 active_merchant.rb &输入以下代码:

Create a file active_merchant.rb in initializers & put the below code:

ActiveMerchant::Billing::Base.mode = :test
GATEWAY = ActiveMerchant::Billing::PaypalGateway.new(
:login => "bla-bla",
:password => "bla-bla",
:signature => "bla-bla"
)

ActiveMerchant::Billing::Base.mode = :test
GATEWAY = ActiveMerchant::Billing::PaypalGateway.new(
:login => "bla-bla",
:password => "bla-bla",
:signature => "bla-bla"
)