Subject: [PATCH] gnu: ocaml-dose3: Fix tests.

From: Xinglu Chen <[email-masked]>
Date: Wed, 23 Jun 2021 10:52:38 +0200

* gnu/packages/ocaml.scm (ocaml-dose3)[arguments]<#:phases>: Add phase to
patch tests script.
---
The test script was failing to run without this, which also caused
emacs-tuareg to not build.

No idea why one would use Python to test OCaml code...

 gnu/packages/ocaml.scm | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/ocaml.scm b/gnu/packages/ocaml.scm
index dd30f4cc97..1262c0e303 100644
--- a/gnu/packages/ocaml.scm
+++ b/gnu/packages/ocaml.scm
@@ -647,7 +647,14 @@ underlying solvers like Cplex, Gurobi, Lpsolver, Glpk, CbC, SCIP or WBO.")
        #:make-flags
        (list (string-append "LIBDIR="
                             (assoc-ref %outputs "out")
-                            "/lib/ocaml/site-lib"))))
+                            "/lib/ocaml/site-lib"))
+       #:phases
+       (modify-phases %standard-phases
+         (add-after 'unpack 'fix-test-script
+           (lambda _
+             (substitute* "applications/dose-tests.py"
+               (("warning\\(")
+                "from warnings import warn\nwarn(")))))))
     (propagated-inputs
       `(("ocaml-graph" ,ocaml-graph)
         ("ocaml-cudf" ,ocaml-cudf)

base-commit: 4605ea1a780ff5889b7273d27a255294d7a08327
-- 
2.32.0