Exheredludis/paludis/util/member_iterator_TEST.cc
Ciaran McCreesh e8c5280f6f gtest more
2011-03-20 19:05:22 +00:00

70 lines
2.0 KiB
C++

/* vim: set sw=4 sts=4 et foldmethod=syntax : */
/*
* Copyright (c) 2005, 2006, 2007, 2011 Ciaran McCreesh
* Copyright (c) 2007 David Leverton
*
* This file is part of the Paludis package manager. Paludis is free software;
* you can redistribute it and/or modify it under the terms of the GNU General
* Public License version 2, as published by the Free Software Foundation.
*
* Paludis 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, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <paludis/util/member_iterator-impl.hh>
#include <paludis/util/join.hh>
#include <map>
#include <gtest/gtest.h>
using namespace paludis;
TEST(SecondIterator, Works)
{
typedef std::map<std::string, std::string> M;
M m;
m["I"] = "one";
m["II"] = "two";
m["III"] = "three";
m["IV"] = "four";
m["V"] = "five";
SecondIteratorTypes<M::iterator>::Type it = second_iterator(m.begin());
ASSERT_TRUE(it == it);
ASSERT_TRUE(! (it != it));
EXPECT_EQ("one", *it);
EXPECT_EQ(3, it->length());
SecondIteratorTypes<M::iterator>::Type it2(it);
ASSERT_TRUE(it == it2);
ASSERT_TRUE(! (it != it2));
EXPECT_EQ("two", *++it2);
EXPECT_EQ("two", *it2);
EXPECT_EQ(3, it2->length());
ASSERT_TRUE(it != it2);
ASSERT_TRUE(! (it == it2));
SecondIteratorTypes<M::iterator>::Type it3(it2);
ASSERT_TRUE(it2 == it3++);
ASSERT_TRUE(it2 != it3);
EXPECT_EQ("three", *it3);
EXPECT_EQ(5, it3->length());
it3 = it2;
ASSERT_TRUE(it2 == it3);
EXPECT_EQ("two", *it3);
EXPECT_EQ("two", *it3++);
EXPECT_EQ("one two three four five", join(second_iterator(m.begin()), second_iterator(m.end()), " "));
}