Skip Thai character test when libthai is unavailable.

Taken from upstream bug tracker:
https://gitlab.gnome.org/GNOME/pango/merge_requests/161
https://gitlab.gnome.org/GNOME/pango/commit/b73284747ac937e31dc9191f84ed6e24284c88ee

diff --git a/tests/test-break.c b/tests/test-break.c
index 8549b678bba69360d07dce3af21d915412f20d51..47fa3009165e19a331aa04a0df4351ae2323933b 100644
--- a/tests/test-break.c
+++ b/tests/test-break.c
@@ -305,6 +305,12 @@ main (int argc, char *argv[])
       if (!strstr (name, "break"))
         continue;
 
+#ifndef HAVE_LIBTHAI
+      /* four.break involves Thai, so only test it when we have libthai */
+      if (strstr (name, "four.break"))
+        continue;
+#endif
+
       path = g_strdup_printf ("/break/%s", name);
       g_test_add_data_func_full (path, g_test_build_filename (G_TEST_DIST, "breaks", name, NULL),
                                  test_break, g_free);
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<div class='path'>path: <a href='/guix/log/?id=b5303183ef865a243f7746a7c19c1a98ad0fa242'>root</a>/<a href='/guix/log/tests?id=b5303183ef865a243f7746a7c19c1a98ad0fa242'>tests</a>/<a href='/guix/log/tests/pack.scm?id=b5303183ef865a243f7746a7c19c1a98ad0fa242'>pack.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/tests/pack.scm?id=b5303183ef865a243f7746a7c19c1a98ad0fa242&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2024-07-10 16:00:36 +0200'>2024-07-10</span></td><td><a href='/guix/commit/tests/pack.scm?id=7893b32ef6ec85d51f082681a9f4fa911867afba'>pack: Create /tmp in Apptainer images.</a><span class='msg-avail'>...<span class='msg-tooltip'>Related to &lt;https://bugs.gnu.org/37161&gt; and
&lt;https://git.savannah.gnu.org/cgit/guix.git/commit/?id=7979a287f8eb84cbbfa44629951572408939a756&gt;.

* guix/scripts/pack.scm (squashfs-image)[build]: Add /tmp to the set of
directories created.
* tests/pack.scm ("squashfs-image + localstatedir"): Check for /tmp.

Change-Id: I576aaa6ba8cb8478acf4c3144d492ae5caf411ca
Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Lars Bilke</td></tr>
<tr><td><span title='2024-04-03 17:30:53 +0100'>2024-04-03</span></td><td><a href='/guix/commit/tests/pack.scm?id=c9cd16c630ccba655b93ff32fd9a99570b4f5373'>store: database: Rename a couple of procedures.</a><span class='msg-avail'>...<span class='msg-tooltip'>These names should be more descriptive.

* guix/store/database.scm (path-id): Rename to select-valid-path-id.
(sqlite-register): Rename to register-valid-path.
(register-items): Update accordingly.

Change-Id: I6d4a14d4cde9d71ab34d6ffdbfbfde51b2c0e1db
</span></span></td><td>Christopher Baines</td></tr>
<tr><td><span title='2024-01-08 21:04:44 +0300'>2024-01-08</span></td><td><a href='/guix/commit/tests/pack.scm?id=0cf75c9b2f23869201144917cea7f6ad49683d3d'>guix: pack: Build layered images.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/scripts/pack.scm (docker-image, guix-pack, %default-options,
%docker-format-options, show-docker-format-options/detailed): Handle
'--max-layers' option.
* doc/guix.texi (Invoking guix pack): Document this.

Change-Id: I90660b2421fcdde891f003469fe2e2edaac7da41
</span></span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2023-12-02 12:25:45 +0100'>2023-12-02</span></td><td><a href='/guix/commit/tests/pack.scm?id=b0715d7cd2a74bc231751f8afc9dffb2047501ac'>gnu: Use ‘libc-utf8-locales-for-target’.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/packages.scm (%standard-patch-inputs): Use
‘libc-utf8-locales-for-target’ instead of ‘glibc-utf8-locales’.
* guix/self.scm (%packages): Likewise.
* gnu/home/services/ssh.scm (file-join): Likewise
* gnu/installer.scm (build-compiled-file): Likewise.
* gnu/packages/chromium.scm (ungoogled-chromium/wayland): Likewise.
* gnu/packages/gnome.scm (libgweather4, tracker): Likewise.
* gnu/packages/javascript.scm (js-mathjax): Likewise.
* gnu/packages/package-management.scm (guix, flatpak): Likewise.
* gnu/packages/raspberry-pi.scm (raspi-arm64-chainloader): Likewise.
* gnu/packages/suckless.scm (svkbd): Likewise.
* gnu/services.scm (cleanup-gexp): Likewise.
* gnu/services/base.scm (guix-publish-shepherd-service): Likewise.
* gnu/services/guix.scm (guix-build-coordinator-shepherd-services)
(guix-build-coordinator-agent-shepherd-services): Likewise.
* gnu/services/guix.scm (guix-build-coordinator-queue-builds-shepherd-services):
(guix-data-service-shepherd-services)
(nar-herder-shepherd-services)
(bffe-shepherd-services): Likewise.
* gnu/services/web.scm (anonip-shepherd-service)
(mumi-shepherd-services): Likewise.
* gnu/system/image.scm (system-disk-image, system-iso9660-image)
(system-docker-image, system-tarball-image): Likewise.
* gnu/system/install.scm (%installation-services): Likewise.
* guix/profiles.scm (info-dir-file): Likewise.
(ca-certificate-bundle, profile-derivation): Likewise.
* guix/scripts/pack.scm (store-database, set-utf8-locale): Likewise.
* tests/pack.scm: Likewise.
* tests/profiles.scm ("profile-derivation, cross-compilation"):
Likewise.

Co-authored-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
Co-authored-by: Christopher Baines &lt;mail@cbaines.net&gt;
Change-Id: I24239f427bcc930c29d2ba5d00dc615960a6c374
</span></span></td><td>Janneke Nieuwenhuizen</td></tr>
<tr><td><span title='2023-10-20 00:33:26 +0200'>2023-10-20</span></td><td><a href='/guix/commit/tests/pack.scm?id=2aa45d03475f7bd27d4ba5bc71b0cb812aa74768'>tests: Avoid three-argument ‘test-assertm’.</a><span class='msg-avail'>...<span class='msg-tooltip'>This fixes a discrepancy with other tests that have a two-argument
‘test-assertm’ macro.

* tests/pack.scm (test-assertm): Move within ‘with-external-store’, and
remove ‘store’ parameter.
</span></span></td><td>Ludovic Courtès</td></tr>