我怎样才能让这个 assert_raise 断言通过?

How can I get this assert_raise assertion to pass?

我创建了一个自定义异常,当我达到 Amazon SES 的 SimpleEmailService 的最大发送速率时,我想引发该异常。关于 API 的任何信息都不需要知道,但这里是试图执行正在发生的事情的代码:

测试文件:

  mailer_test.rb

  it 'should not resend an email when ses limit has been reached' do
    assert_raise Reverificaton::Process::SesMaxSendLimit do
      Reverification::Process.expects(:ses_limit_reached?).returns(true)
    end
    AWS::SimpleEmailService.any_instance.expects(:send_email).never
    Reverification::Mailer.resend_soft_bounced_notifications
  end

这是我的代码文件:

process.rb

module Reverification

  class Process

    class SesMaxSendLimit < Exception; end

    class << self

      def send_email
        raise SesMaxSendLimit if ses_limit_reached?
      end

    end
  end
end

我收到的错误是没有引发异常

Reverification::Process::SesMaxSendLimit expected but nothing was raised.

为什么不引发异常?我已经将 ses_limit_reached? 模拟为 return true 并且我确信我的范围是正确的。有什么问题?

您需要在 assert_raise 块 中包含将触发该异常的代码 。我假设这是块之后的两个语句,所以(我认为)你应该有这个:

it 'should not resend an email when ses limit has been reached' do
  assert_raise Reverificaton::Process::SesMaxSendLimit do
    Reverification::Process.expects(:ses_limit_reached?).returns(true)
    AWS::SimpleEmailService.any_instance.expects(:send_email).never
    Reverification::Mailer.resend_soft_bounced_notifications
  end
end