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by ryan davis



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minitest-stackprofit

helps you find bottlenecks in/via your tests

= minitest-stackprofit

home :: https://github.com/seattlerb/minitest-stackprofit rdoc :: http://docs.seattlerb.org/minitest-stackprofit

== DESCRIPTION:

A minitest plugin that runs your tests and outputs a stackprof profile. This lets you quickly and easily determine the bottlenecks in your code under test!

  • Make it right. (test first)
  • Make it work. (get to green)
  • Make it fast. (optimize)

== FEATURES/PROBLEMS:

  • Provides a --stackprof <path> argument so you can make multiple profiles to compare over time.
  • Provides a --stackprof-type (wall|cpu|object) argument so you can profile in different ways.

== SYNOPSIS:

% rake TESTOPTS=”–stackprof=profile.dump” Run options: -g –seed 59120

# Running:

…………………………………………………………………… …………………………………………………………………… …………………………………………………………………… ……………………………………………

Finished in 0.145769s, 1955.1482 runs/s, 5769.4023 assertions/s.

285 runs, 841 assertions, 0 failures, 0 errors, 0 skips

% stackprof profile.dump ================================== Mode: wall(1000) Samples: 999 (0.20% miss rate) GC: 0 (0.00%) ================================== TOTAL (pct) SAMPLES (pct) FRAME 999 (100.0%) 999 (100.0%) Something#very_slow 999 (100.0%) 0 (0.0%) TestMinitest::TestStackprof#test_wall_slow 999 (100.0%) 0 (0.0%) Minitest::Test#run 999 (100.0%) 0 (0.0%) Minitest::Test#capture_exceptions … blah blah blah …

== REQUIREMENTS:

  • minitest
  • stackprof (gem install stackprof)
  • ruby 2.6+

== INSTALL:

  • [sudo] gem install minitest-stackprofit

== LICENSE:

(The MIT License)

Copyright (c) Ryan Davis, seattle.rb

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the ‘Software’), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED ‘AS IS’, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Get The Code

If you just want to use minitest-stackprofit, you can install it via RubyGems:
gem install minitest-stackprofit
Fork me on GitHub If you want to hack on minitest-stackprofit, clone it from GitHub:
git clone git://github.com/seattlerb/minitest-stackprofit

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