# ActionMailer - which object has perform\_delivery\_test method

**URL:** <https://www.ruby-forum.com/t/actionmailer-which-object-has-perform-delivery-test-method/167411>\
**Category:** Rails\
**Created:** [May 7, 2009, 4:19pm UTC](https://www.ruby-forum.com/t/actionmailer-which-object-has-perform-delivery-test-method/167411 "2009-05-07T16:19:46Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![byrnejb](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/b/d2c977/32.png) [@byrnejb](https://www.ruby-forum.com/u/byrnejb)\
**Post date:** [May 7, 2009, 4:19pm UTC](https://www.ruby-forum.com/t/actionmailer-which-object-has-perform-delivery-test-method/167411/1 "2009-05-07T16:19:46Z")

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How do I determine where the method perform\_delivery\_test(mail) is  
located? This method is defined as part of ActionMailer::Base as a  
private method but I cannot find it defined when I do this in the  
console:

> > print ActionMailer::Base.private\_methods.sort