# Run tests from IRB?

**URL:** <https://www.ruby-forum.com/t/run-tests-from-irb/192867>\
**Category:** Rails\
**Created:** [August 7, 2010, 10:38am UTC](https://www.ruby-forum.com/t/run-tests-from-irb/192867 "2010-08-07T10:38:41Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![cojones](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/c/9f8e36/32.png) [@cojones](https://www.ruby-forum.com/u/cojones)\
**Post date:** [August 7, 2010, 10:38am UTC](https://www.ruby-forum.com/t/run-tests-from-irb/192867/1 "2010-08-07T10:38:41Z")

</div>

Hello,

is it possible to run single test files from the IRB? I’m using Windows  
and it always takes a very long time until ruby is initialized (about 20  
seconds) so I would save quite some time if I could run the test files  
from the IRB because ruby is loaded already and it’s a lot faster.