# HG changeset patch
# User Bruno Haible <bruno@clisp.org>
# Date 1263134054 -3600
# Node ID 1693652a7e96943d1a8881a9048c8bd26f4fe164
# Parent  2b6d610b52609920461ef47c0728e8a2937dc27c
Tests for module 'unistr/u32-cmp'.

diff --git a/ChangeLog b/ChangeLog
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2010-01-10  Bruno Haible  <bruno@clisp.org>
 
+	Tests for module 'unistr/u32-cmp'.
+	* modules/unistr/u32-cmp-tests: New file.
+	* tests/unistr/test-u32-cmp.c: New file.
+
 	Tests for module 'unistr/u16-cmp'.
 	* modules/unistr/u16-cmp-tests: New file.
 	* tests/unistr/test-u16-cmp.c: New file.
diff --git a/modules/unistr/u32-cmp-tests b/modules/unistr/u32-cmp-tests
new file mode 100644
--- /dev/null
+++ b/modules/unistr/u32-cmp-tests
@@ -0,0 +1,20 @@
+Files:
+tests/unistr/test-u32-cmp.c
+tests/unistr/test-cmp.h
+tests/zerosize-ptr.h
+tests/macros.h
+m4/mmap-anon.m4
+
+Depends-on:
+extensions
+getpagesize
+
+configure.ac:
+gl_FUNC_MMAP_ANON
+AC_CHECK_HEADERS_ONCE([sys/mman.h])
+AC_CHECK_FUNCS_ONCE([mprotect])
+
+Makefile.am:
+TESTS += test-u32-cmp
+check_PROGRAMS += test-u32-cmp
+test_u32_cmp_SOURCES = unistr/test-u32-cmp.c
diff --git a/tests/unistr/test-u32-cmp.c b/tests/unistr/test-u32-cmp.c
new file mode 100644
--- /dev/null
+++ b/tests/unistr/test-u32-cmp.c
@@ -0,0 +1,45 @@
+/* Test of u32_cmp() function.
+   Copyright (C) 2010 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2010.  */
+
+#include <config.h>
+
+#include "unistr.h"
+
+#include "zerosize-ptr.h"
+#include "macros.h"
+
+#define UNIT uint32_t
+#define U_CMP u32_cmp
+#define MAGIC 0xBADFACE
+#include "test-cmp.h"
+
+int
+main ()
+{
+  test_cmp ();
+
+  /* Test comparison with non-BMP characters.  */
+  {
+    static const UNIT input1[] = { 0x1D51F };
+    static const UNIT input2[] = { 0xFEFF };
+    ASSERT (U_CMP (input1, input2, 1) > 0);
+    ASSERT (U_CMP (input2, input1, 1) < 0);
+  }
+
+  return 0;
+}