--- /dev/null
+// Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library 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, or (at your option)
+// any later version.
+
+// This library 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 library; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+// 25.2.8 [lib.alg.unique]
+
+#include <algorithm>
+#include <testsuite_hooks.h>
+#include <testsuite_iterators.h>
+
+using __gnu_test::test_container;
+using __gnu_test::input_iterator_wrapper;
+using __gnu_test::forward_iterator_wrapper;
+using __gnu_test::output_iterator_wrapper;
+using std::unique_copy;
+
+typedef test_container<int, input_iterator_wrapper> Icontainer;
+typedef test_container<int, forward_iterator_wrapper> Fcontainer;
+typedef test_container<int, output_iterator_wrapper> Ocontainer;
+
+int array1[] = {0, 0, 0, 1, 1, 1};
+int array2[2];
+
+void
+test1()
+{
+ bool test __attribute__((unused)) = true;
+ Icontainer con1(array1, array1);
+ Ocontainer con2(array2, array2);
+ VERIFY( unique_copy(con1.begin(), con1.end(), con2.begin()).ptr == array2 );
+}
+
+void
+test2()
+{
+ bool test __attribute__((unused)) = true;
+ Icontainer con1(array1, array1 + 6);
+ Ocontainer con2(array2, array2 + 2);
+ VERIFY( unique_copy(con1.begin(), con1.end(), con2.begin()).ptr
+ == array2 + 2 );
+ VERIFY( array2[0] == 0 && array2[1] == 1 );
+}
+
+void
+test3()
+{
+ bool test __attribute__((unused)) = true;
+ Icontainer con1(array1, array1);
+ Fcontainer con2(array2, array2);
+ VERIFY( unique_copy(con1.begin(), con1.end(), con2.begin()).ptr == array2 );
+}
+
+void
+test4()
+{
+ bool test __attribute__((unused)) = true;
+ Icontainer con1(array1, array1 + 6);
+ Fcontainer con2(array2, array2 + 2);
+ VERIFY( unique_copy(con1.begin(), con1.end(), con2.begin()).ptr
+ == array2 + 2 );
+ VERIFY( array2[0] == 0 && array2[1] == 1 );
+}
+
+int
+main()
+{
+ test1();
+ test2();
+ test3();
+ test4();
+}