Exheredludis/paludis/util/damerau_levenshtein_TEST.cc
Ciaran McCreesh 6c450b3043 gtest more
2011-03-20 19:48:13 +00:00

47 lines
1.5 KiB
C++

/* vim: set sw=4 sts=4 et foldmethod=syntax : */
/*
* Copyright (c) 2007 Fernando J. Pereda
* Copyright (c) 2011 Ciaran McCreesh
*
* 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/damerau_levenshtein.hh>
#include <gtest/gtest.h>
using namespace paludis;
TEST(DamerauLevenshtein, Distance)
{
DamerauLevenshtein dl("foo");
EXPECT_EQ(0u, dl.distance_with("foo"));
EXPECT_EQ(1u, dl.distance_with("foo1"));
EXPECT_EQ(1u, dl.distance_with("fo"));
EXPECT_EQ(1u, dl.distance_with("fao"));
EXPECT_EQ(1u, dl.distance_with("ofo"));
EXPECT_EQ(2u, dl.distance_with("fie"));
EXPECT_EQ(3u, dl.distance_with("ife"));
EXPECT_EQ(3u, dl.distance_with("bar"));
EXPECT_EQ(3u, dl.distance_with(""));
DamerauLevenshtein de("");
EXPECT_EQ(3u, de.distance_with("foo"));
EXPECT_EQ(0u, de.distance_with(""));
}