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06-integrating/06-integrating.tex

@@ -43,21 +43,51 @@
 \pitch{\includegraphics[width=.75\linewidth]{gha-growth.png}
   \source{golzadeh2022rise}}
 
+\thought{Use fixed versions of dependencies}
+
+\thought{Use build matrix, with fixed versions}
+
+\pitch{
+  \begin{multicols}{2}
+  \includegraphics[width=.9\linewidth]{matrix.png}
+  \par\columnbreak\par
+  ``A matrix strategy lets you use variables in a single job definition to automatically create multiple job runs that are based on the \ul{combinations} of the variables. For example, you can use a matrix strategy to test your code in multiple versions of a language or on multiple operating systems.''
+  \par
+  --- \href{https://docs.github.com/en/actions/using-jobs/using-a-matrix-for-your-jobs}{GitHub}
+  \end{multicols}}
+
+\qte
+  [Moritz Beller]
+  {moritz-beller}
+  {The use of multiple integration environments leads to 10\% \ul{more failures} being caught at build time.}
+  {beller2017oops}
+
+\pitch{
+  \begin{multicols}{2}
+  \includegraphics[width=.9\linewidth]{xembly-matrix.png}
+  \par
+  {\small GitHub Actions in \href{https://github.com/yegor256/xembly}{yegor256/xembly}\par}
+  \par\columnbreak\par
+  ``One might argue that it therefore only makes sense to do continuous integration in several environments when their execution leads to \ul{different results}, capturing errors that would not have been caught with one single environment.''
+  \source{beller2017oops}
+  \end{multicols}}
+
 \thought{Provide \ff{Dockerfile}}
 
 \thought{Be aware of flaky tests}
 
-\thought{Use fixed versions}
+\qte
+  [Thomas Durieux]
+  {thomas-durieux}
+  {We observe that developers restart at least 1.72\% of builds, amounting to 56,522 restarted builds in our Travis CI dataset. We observe that more \ul{mature} and more \ul{complex} projects are more likely to include restarted builds. The restarted builds are mostly builds that are initially failing due to a \ul{test}, \ul{network problem}, or a Travis CI \ul{limitations} such as execution timeout.}
+  {durieux2020empirical}
 
-\thought{Enable renovate or dependabot}
+\thought{Enable @renovate or @dependabot}
 
-\thought{Split tests on fast and slow}
+\thought[bugayenko2023blog0822]{Discriminate tests as fast and slow}
 
 \thought{Use caching in GitHub Action}
 
 \thought{Implement your own GitHub Actions}
 
-% G. Gousios, A. Zaidman, M.-A. Storey, and A. van Deursen, “Work Practices and Challenges in Pull-based Development: The Integrator’s Perspective,” in Proceedings of the 37th International Conference on Software Engineering (ICSE’15), 2015, pp. 358–368.
-% Gousios et al. [18] determine that 75% of projects that use PRs also use CI.
-
 \end{document}

aspell.en.pws

@@ -102,4 +102,5 @@ shellcheck
 markdownlint
 hadolint
 bibcop
-sexualized
+sexualized
+dependabot

main.bib

@@ -684,3 +684,31 @@ @inproceedings{golzadeh2022rise
   year={2022},
   organization={IEEE}
 }
+
+@inproceedings{durieux2020empirical,
+  title={{Empirical Study of Restarted and Flaky Builds on Travis CI}},
+  author={Durieux, Thomas and Le Goues, Claire and Hilton, Michael and Abreu, Rui},
+  booktitle={{Proceedings of the 17th International Conference on Mining Software Repositories}},
+  pages={254--264},
+  year={2020},
+  doi={10.1145/3379597.3387460}
+}
+
+@misc{bugayenko2023blog0822,
+  author = {Bugayenko, Yegor},
+  title = {{Fast Tests Help Humans, Deep Tests Help Servers}},
+  howpublished = {\url{https://www.yegor256.com/230822.html}},
+  year = {2023},
+  month = {August},
+  note = {[Online; accessed 05-03-2024]}
+}
+
+@inproceedings{beller2017oops,
+  title={{Oops, My Tests Broke the Build: An Explorative Analysis of Travis CI with GitHub}},
+  author={Beller, Moritz and Gousios, Georgios and Zaidman, Andy},
+  booktitle={{Proceedings of the 14th International Conference on Mining Software Repositories (MSR)}},
+  pages={356--367},
+  year={2017},
+  organization={IEEE},
+  doi={10.1109/MSR.2017.62}
+}