gnu: csvkit: Fix tests.

* gnu/packages/wireservice.scm (csvkit): Fix tests
[source]: Apply patch.
[native-inputs]: Add (libc-utf8-locales-for-target).
* gnu/packages/patches/csvkit-set-locale-for-tests.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.

Change-Id: I787c0da270fa4062491efcfa0c55a1b8bbac7b59
Signed-off-by: Guillaume Le Vaillant <glv@posteo.net>

gnu/local.mk

@@ -1131,6 +1131,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/crc32c-unbundle-googletest.patch		\
   %D%/packages/patches/crda-optional-gcrypt.patch		\
   %D%/packages/patches/clucene-contribs-lib.patch               \
+  %D%/packages/patches/csvkit-set-locale-for-tests.patch			\
   %D%/packages/patches/cube-nocheck.patch			\
   %D%/packages/patches/cups-minimal-Address-PPD-injection-issues.patch	\
   %D%/packages/patches/curl-CVE-2024-8096.patch			\

gnu/packages/patches/csvkit-set-locale-for-tests.patch

@@ -0,0 +1,13 @@
+Contents copied from python-agate. See
+https://github.com/wireservice/agate/issues/712 for the source and the
+rationale.
+
+diff --git a/tests/__init__.py b/tests/__init__.py
+index e69de29..ee8beb5 100644
+--- a/tests/__init__.py
++++ b/tests/__init__.py
+@@ -0,0 +1,4 @@
++import locale
++
++# The test fixtures can break if the locale is non-US.
++locale.setlocale(locale.LC_ALL, 'en_US.UTF-8')

gnu/packages/wireservice.scm

@@ -217,10 +217,13 @@ for xls and xlsx files support to all @code{agate.Table} instances.")))
               (uri (pypi-uri "csvkit" version))
               (sha256
                (base32
-                "08wj0hlmbdmklar12cjzqp91vcxzwifsvmgasszas8kbiyvvgpdy"))))
+                "08wj0hlmbdmklar12cjzqp91vcxzwifsvmgasszas8kbiyvvgpdy"))
+              (patches
+               (search-patches "csvkit-set-locale-for-tests.patch"))))
     (build-system python-build-system)
     (native-inputs
-     (list python-psycopg2 ; to test PostgreSQL support
+     (list (libc-utf8-locales-for-target)
+           python-psycopg2 ; to test PostgreSQL support
            python-sphinx python-sphinx-rtd-theme))
     (inputs
      (list python-agate-dbf python-agate-excel python-agate-sql
@@ -234,8 +237,7 @@ for xls and xlsx files support to all @code{agate.Table} instances.")))
                     (man1 (string-append out "/share/man/man1")))
                (with-directory-excursion "docs"
                  (invoke "make" "man")
-                 (copy-recursively "_build/man" man1))
+                 (copy-recursively "_build/man" man1))))))))
-               #t))))))
     (home-page "https://csvkit.rtfd.org")
     (synopsis "Command-line tools for working with CSV")
     (description "csvkit is a suite of command-line tools for converting to