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JUnit Generation Benchmarking Infrastructure (JUGE)

Here you will find the source code to the JUGE and instructions on how to test your tool with the infrastructure.

For information about the past editions of the JUnit Competition, see

Build Status DOI

JUnit Competition - Important Dates

Here are the planned periods:

  • 01 Dec’23: Tool submission.
  • 04 Jan’24: Notification of the results for structural metrics (code coverage and mutation score).
  • 18 Jan’24: Notification of the smell results.
  • 25 Jan’24: Camera-ready tool paper (4 pages, references included) deadline.
  • 14 Apr’24: Official competition results and tool presentation live at SBFT workshop.


See docs/ for the user guide and docs/ for the contributor guide.

More information about the infrastructure and how it can be used to set up an empirical evaluation for unit test generators can be found in Devroey, X., Gambi, A., Galeotti, J. P., Just, R., Kifetew, F., Panichella, A., Panichella, S. (2021). JUGE: An Infrastructure for Benchmarking Java Unit Test Generators. Softw. Test. Verification Reliab. 33(3) (2023)

Referencing JUGE

If you use JUGE in your evaluation, please include the following reference to your paper:

  author = {Devroey, Xavier and Gambi, Alessio and Galeotti, Juan Pablo and Just, René and Kifetew, Fitsum and Panichella, Annibale and Panichella, Sebastiano},
  title = {JUGE: An infrastructure for benchmarking Java unit test generators},
  journal = {Software Testing, Verification and Reliability},
  pages = {e1838},
  doi = {},


The JUnit Infrustructure support the generation an comparison of JUnit testing tools for Java projects.
Copyright (C) - Contributors and chairs of the JUnit Infrustructure.

The JUnit Infrustructure is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <>.