>From e67b6a3a29eaf926b9715d7d4f81d2f436974856 Mon Sep 17 00:00:00 2001
From: Bruno Haible <address@hidden>
Date: Sun, 2 Feb 2020 19:04:19 +0100
Subject: [PATCH 06/11] oset-c++: Add tests.

* tests/test-oset-c++.cc: New file.
* modules/oset-c++-tests: New file.
---
 ChangeLog              |  4 ++++
 modules/oset-c++-tests | 17 +++++++++++++++
 tests/test-oset-c++.cc | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 80 insertions(+)
 create mode 100644 modules/oset-c++-tests
 create mode 100644 tests/test-oset-c++.cc

diff --git a/ChangeLog b/ChangeLog
index d219e03..1529ebd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2020-02-02  Bruno Haible  <address@hidden>
 
+	oset-c++: Add tests.
+	* tests/test-oset-c++.cc: New file.
+	* modules/oset-c++-tests: New file.
+
 	oset-c++: New module.
 	* lib/gl_oset.hh: New file, based on lib/gl_oset.h.
 	* modules/oset-c++: New file.
diff --git a/modules/oset-c++-tests b/modules/oset-c++-tests
new file mode 100644
index 0000000..d86d973
--- /dev/null
+++ b/modules/oset-c++-tests
@@ -0,0 +1,17 @@
+Files:
+tests/test-oset-c++.cc
+tests/macros.h
+
+Depends-on:
+ansi-c++-opt
+array-oset
+
+configure.ac:
+
+Makefile.am:
+if ANSICXX
+TESTS += test-oset-c++
+check_PROGRAMS += test-oset-c++
+test_oset_c___SOURCES = test-oset-c++.cc
+test_oset_c___LDADD = $(LDADD) @LIBINTL@
+endif
diff --git a/tests/test-oset-c++.cc b/tests/test-oset-c++.cc
new file mode 100644
index 0000000..c737675
--- /dev/null
+++ b/tests/test-oset-c++.cc
@@ -0,0 +1,59 @@
+/* Test of ordered set data type implementation as a C++ class.
+   Copyright (C) 2020 Free Software Foundation, Inc.
+   Written by Bruno Haible <address@hidden>, 2020.
+
+   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 <https://www.gnu.org/licenses/>.  */
+
+#include <config.h>
+
+#include "gl_oset.hh"
+#include "gl_array_oset.h"
+
+#include <string.h>
+
+#include "macros.h"
+
+static int
+reverse_strcmp (const char *str1, const char *str2)
+{
+  int cmp = strcmp (str1, str2);
+  return (cmp > 0 ? -1 : cmp < 0 ? 1 : 0);
+}
+
+int
+main (int argc, char *argv[])
+{
+  gl_OSet<const char *> set1;
+
+  set1 = gl_OSet<const char *> (GL_ARRAY_OSET, reverse_strcmp, NULL);
+  set1.add ("A");
+  set1.add ("C");
+  set1.add ("D");
+  set1.add ("C");
+  ASSERT (set1.size () == 3);
+
+  gl_OSet<const char *>::iterator iter1 = set1.begin ();
+  const char *elt;
+  ASSERT (iter1.next (elt));
+  ASSERT (strcmp (elt, "D") == 0);
+  ASSERT (iter1.next (elt));
+  ASSERT (strcmp (elt, "C") == 0);
+  ASSERT (iter1.next (elt));
+  ASSERT (strcmp (elt, "A") == 0);
+  ASSERT (!iter1.next (elt));
+
+  set1.free ();
+
+  return 0;
+}
-- 
2.7.4