mpd/test/TestStringFilter.cxx
Max Kellermann d7f545721b lib/icu/Canonicalize: use unorm2_normalize() instead of u_strFoldCase()
unorm2_normalize() can case-fold as well, plus it applies Unicode
normalization which MPD should do for proper string comparisons.
2022-11-15 20:53:29 +01:00

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/*
* Copyright 2003-2022 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "song/StringFilter.hxx"
#include "lib/icu/Init.hxx"
#include "config.h"
#include <gtest/gtest.h>
class StringFilterTest : public ::testing::Test {
protected:
void SetUp() override {
IcuInit();
}
void TearDown() override {
IcuFinish();
}
};
TEST_F(StringFilterTest, ASCII)
{
const StringFilter f{"needle", false, false, false, false};
EXPECT_TRUE(f.Match("needle"));
EXPECT_FALSE(f.Match("nëedle"));
EXPECT_FALSE(f.Match("néedle"));
EXPECT_FALSE(f.Match("nèedle"));
EXPECT_FALSE(f.Match("nêedle"));
EXPECT_FALSE(f.Match("Needle"));
EXPECT_FALSE(f.Match("NEEDLE"));
EXPECT_FALSE(f.Match(""));
EXPECT_FALSE(f.Match("foo"));
EXPECT_FALSE(f.Match("needleBAR"));
EXPECT_FALSE(f.Match("FOOneedleBAR"));
}
TEST_F(StringFilterTest, Negated)
{
const StringFilter f{"needle", false, false, false, true};
EXPECT_FALSE(f.Match("needle"));
EXPECT_TRUE(f.Match("Needle"));
EXPECT_TRUE(f.Match("NEEDLE"));
EXPECT_TRUE(f.Match(""));
EXPECT_TRUE(f.Match("foo"));
EXPECT_TRUE(f.Match("needleBAR"));
EXPECT_TRUE(f.Match("FOOneedleBAR"));
}
TEST_F(StringFilterTest, StartsWith)
{
const StringFilter f{"needle", false, false, true, false};
EXPECT_TRUE(f.Match("needle"));
EXPECT_FALSE(f.Match("Needle"));
EXPECT_FALSE(f.Match("NEEDLE"));
EXPECT_FALSE(f.Match(""));
EXPECT_FALSE(f.Match("foo"));
EXPECT_TRUE(f.Match("needleBAR"));
EXPECT_FALSE(f.Match("NeedleBAR"));
EXPECT_FALSE(f.Match("FOOneedleBAR"));
}
TEST_F(StringFilterTest, IsIn)
{
const StringFilter f{"needle", false, true, false, false};
EXPECT_TRUE(f.Match("needle"));
EXPECT_FALSE(f.Match("Needle"));
EXPECT_FALSE(f.Match("NEEDLE"));
EXPECT_FALSE(f.Match(""));
EXPECT_FALSE(f.Match("foo"));
EXPECT_TRUE(f.Match("needleBAR"));
EXPECT_FALSE(f.Match("NeedleBAR"));
EXPECT_TRUE(f.Match("FOOneedleBAR"));
}
TEST_F(StringFilterTest, Latin)
{
const StringFilter f{"nëedlé", false, false, false, false};
EXPECT_TRUE(f.Match("nëedlé"));
#if defined(HAVE_ICU) || defined(_WIN32)
EXPECT_TRUE(f.Match("nëedl\u00e9"));
// TODO EXPECT_TRUE(f.Match("nëedl\u0065\u0301"));
#endif
EXPECT_FALSE(f.Match("NËEDLÉ"));
EXPECT_FALSE(f.Match("needlé"));
EXPECT_FALSE(f.Match("néedlé"));
EXPECT_FALSE(f.Match("nèedlé"));
EXPECT_FALSE(f.Match("nêedlé"));
EXPECT_FALSE(f.Match("Needlé"));
EXPECT_FALSE(f.Match("NEEDLÉ"));
EXPECT_FALSE(f.Match(""));
EXPECT_FALSE(f.Match("foo"));
EXPECT_FALSE(f.Match("FOOnëedleBAR"));
}
#if defined(HAVE_ICU) || defined(_WIN32)
TEST_F(StringFilterTest, Normalize)
{
const StringFilter f{"1①H", true, false, false, false};
EXPECT_TRUE(f.Match("1①H"));
EXPECT_TRUE(f.Match("¹₁H"));
EXPECT_TRUE(f.Match("①1"));
EXPECT_TRUE(f.Match("①1"));
EXPECT_FALSE(f.Match("21H"));
#ifndef _WIN32
// fails with Windows CompareStringEx()
EXPECT_TRUE(StringFilter("dž", true, false, false, false).Match(""));
#endif
EXPECT_TRUE(StringFilter("\u212b", true, false, false, false).Match("\u0041\u030a"));
EXPECT_TRUE(StringFilter("\u212b", true, false, false, false).Match("\u00c5"));
EXPECT_TRUE(StringFilter("\u1e69", true, false, false, false).Match("\u0073\u0323\u0307"));
#ifndef _WIN32
// fails with Windows CompareStringEx()
EXPECT_TRUE(StringFilter("\u1e69", true, false, false, false).Match("\u0073\u0307\u0323"));
#endif
}
#endif
TEST_F(StringFilterTest, FoldCase)
{
const StringFilter f{"nëedlé", true, false, false, false};
EXPECT_TRUE(f.Match("nëedlé"));
#if defined(HAVE_ICU) || defined(_WIN32)
EXPECT_TRUE(f.Match("nëedl\u00e9"));
EXPECT_TRUE(f.Match("nëedl\u0065\u0301"));
EXPECT_TRUE(f.Match("NËEDLÉ"));
EXPECT_TRUE(f.Match("NËEDL\u00c9"));
EXPECT_TRUE(f.Match("NËEDL\u0045\u0301"));
#endif
EXPECT_FALSE(f.Match("needlé"));
EXPECT_FALSE(f.Match("néedlé"));
EXPECT_FALSE(f.Match("nèedlé"));
EXPECT_FALSE(f.Match("nêedlé"));
EXPECT_FALSE(f.Match("Needlé"));
EXPECT_FALSE(f.Match("NEEDLÉ"));
EXPECT_FALSE(f.Match(""));
EXPECT_FALSE(f.Match("foo"));
EXPECT_FALSE(f.Match("FOOnëedleBAR"));
}