Issue #4658 has been reported by Robert Pankowecki. ---------------------------------------- Bug #4658: Minitest - invalid return code when using MiniTest::Unit.after_tests http://redmine.ruby-lang.org/issues/4658 Author: Robert Pankowecki Status: Open Priority: Normal Assignee: Category: Target version: ruby -v: ruby 1.9.2p136 (2010-12-25 revision 30365) [i686-linux] If test fails and MiniTest::Unit.after_tests is used then the program returned code is 0 but it should not be. Here is my current workaround: MiniTest::Unit.after_tests do status = ($! && $!.respond_to?(:status) && $!.status) || 0 # do something... exit(status) end -- http://redmine.ruby-lang.org