Improve CI detection

- AppVeyor uses `CI=True`. https://www.appveyor.com/docs/environment-variables/ - GitHub Actions, GitLab CI, CircleCI, ocaml-ci, opam-repo-ci, opam-health-check use `CI=true`. https://docs.github.com/en/actions/learn-github-actions/variables#default-environment-variables https://docs.gitlab.com/ee/ci/variables/predefined_variables.html https://circleci.com/docs/variables/
mirage · Sep 29, 2023 · 154f207 · 154f207
1 parent 6653195
commit 154f207
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diff --git a/CHANGES.md b/CHANGES.md
@@ -16,7 +16,8 @@
   var. (#322, #381, @MisterDA)
 
 - Stop detecting ocamlci specifically, since there's nothing specific
-  about it. Simply use the `CI` env var to detect CIs.
+  about it. Simply use the `CI` env var to detect CIs. Improve CI
+  detection.
   (#397, @MisterDA)
 
 ### 1.7.0 (2023-02-24)

diff --git a/src/alcotest-engine/config.ml b/src/alcotest-engine/config.ml
@@ -54,7 +54,7 @@ module Key = struct
     let default =
       let getenv var =
         match Sys.getenv var with
-        | "true" -> true
+        | "true" | "True" -> true
         | _ | (exception Not_found) -> false
       in
       let ci = getenv "CI" and github_actions = getenv "GITHUB_ACTIONS" in