--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2011-03-26  Bruno Haible  <bruno@clisp.org>
 
+	Tests for module 'unictype/joiningtype-longname'.
+	* modules/unictype/joiningtype-longname-tests: New file.
+	* tests/unictype/test-joiningtype_longname.c: New file.
+
 	New module 'unictype/joiningtype-longname'.
 	* lib/unictype.in.h (uc_joiningtype_class_long_name): New declaration.
 	* lib/unictype/joiningtype_longname.c: New file.

new file mode 100644
--- /dev/null
+++ b/modules/unictype/joiningtype-longname-tests
@@ -0,0 +1,13 @@
+Files:
+tests/unictype/test-joiningtype_longname.c
+tests/macros.h
+
+Depends-on:
+
+configure.ac:
+
+Makefile.am:
+TESTS += test-joiningtype_longname
+check_PROGRAMS += test-joiningtype_longname
+test_joiningtype_longname_SOURCES = unictype/test-joiningtype_longname.c
+test_joiningtype_longname_LDADD = $(LDADD) $(LIBUNISTRING)

new file mode 100644
--- /dev/null
+++ b/tests/unictype/test-joiningtype_longname.c
@@ -0,0 +1,39 @@
+/* Test the Unicode character Arabic joining type functions.
+   Copyright (C) 2011 Free Software Foundation, Inc.
+   Written by Bruno Haible <bruno@clisp.org>, 2011.
+
+   This program is free software: you can redistribute it and/or modify it
+   under the terms of the GNU Lesser General Public License as published
+   by the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#include <config.h>
+
+/* Specification.  */
+#include "unictype.h"
+
+#include <string.h>
+
+#include "macros.h"
+
+int
+main ()
+{
+  ASSERT (strcmp (uc_joining_type_long_name (UC_JOINING_TYPE_U), "Non Joining") == 0);
+  ASSERT (strcmp (uc_joining_type_long_name (UC_JOINING_TYPE_T), "Transparent") == 0);
+  ASSERT (strcmp (uc_joining_type_long_name (UC_JOINING_TYPE_C), "Join Causing") == 0);
+  ASSERT (strcmp (uc_joining_type_long_name (UC_JOINING_TYPE_L), "Left Joining") == 0);
+  ASSERT (strcmp (uc_joining_type_long_name (UC_JOINING_TYPE_R), "Right Joining") == 0);
+  ASSERT (strcmp (uc_joining_type_long_name (UC_JOINING_TYPE_D), "Dual Joining") == 0);
+  ASSERT (uc_joining_type_long_name (-1) == NULL);
+
+  return 0;
+}