2010-02-10 Paolo Carlini <paolo.carlini@oracle.com>

[pf3gnuchains/gcc-fork.git] / libstdc++-v3 / testsuite / 23_containers / unordered_set / erase / 24061-set.cc

diff --git a/libstdc++-v3/testsuite/23_containers/unordered_set/erase/24061-set.cc b/libstdc++-v3/testsuite/23_containers/unordered_set/erase/24061-set.cc
new file mode 100644 (file)
index 0000000..b4cdde6
--- /dev/null
+++ b/libstdc++-v3/testsuite/23_containers/unordered_set/erase/24061-set.cc
@@ -0,0 +1,104 @@
+// { dg-options "-std=gnu++0x" }
+
+// 2010-02-10  Paolo Carlini  <paolo.carlini@oracle.com> 
+//
+// Copyright (C) 2010 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/>.
+
+#include <unordered_set>
+#include <string>
+#include <testsuite_hooks.h>
+
+// libstdc++/24061
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+  
+  typedef std::unordered_set<std::string> Set;
+  typedef Set::iterator       iterator;
+  typedef Set::const_iterator const_iterator;
+
+  Set s1;
+  
+  s1.insert("all the love in the world");
+  s1.insert("you know what you are?");
+  s1.insert("the collector");
+  s1.insert("the hand that feeds");
+  s1.insert("love is not enough");
+  s1.insert("every day is exactly the same");
+  s1.insert("with teeth");
+  s1.insert("only");
+  s1.insert("getting smaller");
+  s1.insert("sunspots");
+  VERIFY( s1.size() == 10 );
+
+  iterator it1 = s1.begin();
+  ++it1;
+  iterator it2 = it1;
+  ++it2;
+  iterator it3 = s1.erase(it1);
+  VERIFY( s1.size() == 9 );
+  VERIFY( it3 == it2 );
+  VERIFY( *it3 == *it2 );
+
+  iterator it4 = s1.begin();
+  ++it4;
+  ++it4;
+  ++it4;
+  iterator it5 = it4;
+  ++it5;
+  ++it5;
+  iterator it6 = s1.erase(it4, it5);
+  VERIFY( s1.size() == 7 );
+  VERIFY( it6 == it5 );
+  VERIFY( *it6 == *it5 );
+
+  const_iterator it7 = s1.begin();
+  ++it7;
+  ++it7;
+  ++it7;
+  const_iterator it8 = it7;
+  ++it8;
+  const_iterator it9 = s1.erase(it7);
+  VERIFY( s1.size() == 6 );
+  VERIFY( it9 == it8 );
+  VERIFY( *it9 == *it8 );
+
+  const_iterator it10 = s1.begin();
+  ++it10;
+  const_iterator it11 = it10;
+  ++it11;
+  ++it11;
+  ++it11;
+  ++it11;
+  const_iterator it12 = s1.erase(it10, it11);
+  VERIFY( s1.size() == 2 );
+  VERIFY( it12 == it11 );
+  VERIFY( *it12 == *it11 );
+  VERIFY( ++it12 == s1.end() );
+
+  iterator it13 = s1.erase(s1.begin(), s1.end());
+  VERIFY( s1.size() == 0 );
+  VERIFY( it13 == s1.end() );
+  VERIFY( it13 == s1.begin() );
+}
+  
+int main()
+{
+  test01();
+  return 0;
+}