The tests/org-mode.scm tests expects 'jpl-outline-es' to be read as UTF-8.

--- guile-present-0.3.0/tests/org-mode.scm	2014-09-23 22:29:51.426705753 +0200
+++ guile-present-0.3.0/tests/org-mode.scm	2014-09-23 22:30:09.634705548 +0200
@@ -194,9 +194,10 @@
                "(Just another hacker)"
                "wingo@fluendo.com")
             (p "Julien Moutte, CEO" "julien@fluendo.com")))
+   (with-fluids ((%default-port-encoding "UTF-8"))
    (call-with-input-file
        (in-vicinity *top-srcdir* "tests/jpl-outline-es")
-     org->presentation)))
+       org->presentation))))
 
 (setlocale LC_ALL "")
 (exit-with-summary (run-all-defined-test-cases))
465ae2225e23ce99d'/><select name='h' onchange='this.form.submit();'>
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<tr><td><span title='2018-03-07 11:22:41 +0100'>2018-03-07</span></td><td><a href='/guix/commit/gnu/services/dict.scm?id=366ddc1ac549efee9acd1fddd30c9baee89ec18a'>services: dicod: Depend on 'user-processes'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>