70 lines
2.0 KiB
C++
70 lines
2.0 KiB
C++
/* vim: set sw=4 sts=4 et foldmethod=syntax : */
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/*
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* Copyright (c) 2005, 2006, 2007, 2011 Ciaran McCreesh
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* Copyright (c) 2007 David Leverton
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*
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* This file is part of the Paludis package manager. Paludis is free software;
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* you can redistribute it and/or modify it under the terms of the GNU General
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* Public License version 2, as published by the Free Software Foundation.
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*
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* Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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* Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <paludis/util/member_iterator-impl.hh>
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#include <paludis/util/join.hh>
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#include <map>
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#include <gtest/gtest.h>
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using namespace paludis;
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TEST(SecondIterator, Works)
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{
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typedef std::map<std::string, std::string> M;
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M m;
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m["I"] = "one";
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m["II"] = "two";
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m["III"] = "three";
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m["IV"] = "four";
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m["V"] = "five";
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SecondIteratorTypes<M::iterator>::Type it = second_iterator(m.begin());
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ASSERT_TRUE(it == it);
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ASSERT_TRUE(! (it != it));
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EXPECT_EQ("one", *it);
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EXPECT_EQ(3, it->length());
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SecondIteratorTypes<M::iterator>::Type it2(it);
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ASSERT_TRUE(it == it2);
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ASSERT_TRUE(! (it != it2));
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EXPECT_EQ("two", *++it2);
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EXPECT_EQ("two", *it2);
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EXPECT_EQ(3, it2->length());
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ASSERT_TRUE(it != it2);
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ASSERT_TRUE(! (it == it2));
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SecondIteratorTypes<M::iterator>::Type it3(it2);
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ASSERT_TRUE(it2 == it3++);
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ASSERT_TRUE(it2 != it3);
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EXPECT_EQ("three", *it3);
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EXPECT_EQ(5, it3->length());
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it3 = it2;
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ASSERT_TRUE(it2 == it3);
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EXPECT_EQ("two", *it3);
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EXPECT_EQ("two", *it3++);
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EXPECT_EQ("one two three four five", join(second_iterator(m.begin()), second_iterator(m.end()), " "));
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}
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