Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / 25_algorithms / stable_sort / 1.cc

diff --git a/libstdc++-v3/testsuite/25_algorithms/stable_sort/1.cc b/libstdc++-v3/testsuite/25_algorithms/stable_sort/1.cc
new file mode 100644 (file)
index 0000000..b8a0571
--- /dev/null
+++ b/libstdc++-v3/testsuite/25_algorithms/stable_sort/1.cc
@@ -0,0 +1,89 @@
+// Copyright (C) 2005, 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/>.
+
+// 25.3.1.2 [lib.stable.sort]
+
+#include <algorithm>
+#include <testsuite_hooks.h>
+#include <testsuite_iterators.h>
+
+using __gnu_test::test_container;
+using __gnu_test::random_access_iterator_wrapper;
+using std::stable_sort;
+
+typedef test_container<int, random_access_iterator_wrapper> Container;
+
+void 
+test1()
+{
+  int array[]={0};
+  Container con(array, array);
+  stable_sort(con.begin(), con.end());
+}
+
+void 
+test2()
+{
+  int array[] = {6, 5, 4, 3, 2, 1, 0};
+  Container con(array, array + 7);
+  stable_sort(con.begin(), con.end());
+  VERIFY(array[0] == 0 && array[1] == 1 && array[2] == 2 &&
+        array[3] == 3 && array[4] == 4 && array[5] == 5 &&
+        array[6] == 6);
+}
+struct S
+{
+  int i;
+  int j;
+  S() {}
+  S(int in)
+  {
+    if(in > 0)
+    {
+      i = in;
+      j = 1;
+    }
+    else
+    {
+      i = -in;
+      j = 0;
+    }
+  }
+};
+
+bool 
+operator<(const S& s1, const S& s2)
+{ return s1.i < s2.i; }
+
+void 
+test3()
+{
+
+  S array[] = {-1, -2, 1, 2, -3 ,-5 ,3 , -4, 5, 4};
+  test_container<S, random_access_iterator_wrapper> con(array,array + 10);
+  stable_sort(con.begin(), con.end());
+  for(int i = 0; i < 10; ++i)
+    VERIFY(array[i].j == i % 2);
+}
+
+int 
+main()
+{
+  test1();
+  test2();
+  test3();
+}