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/***************************************************************************
copyright : (C) 2007 by Lukas Lalinsky
email : lukas@oxygene.sk
***************************************************************************/
/***************************************************************************
* This library is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License version *
* 2.1 as published by the Free Software Foundation. *
* *
* 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 *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free Software *
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
* 02110-1301 USA *
* *
* Alternatively, this file is available under the Mozilla Public *
* License Version 1.1. You may obtain a copy of the License at *
* http://www.mozilla.org/MPL/ *
***************************************************************************/
#include "id3v2synchdata.h"
#include <cppunit/extensions/HelperMacros.h>
using namespace std;
using namespace TagLib;
class TestID3v2SynchData : public CppUnit::TestFixture
{
CPPUNIT_TEST_SUITE(TestID3v2SynchData);
CPPUNIT_TEST(test1);
CPPUNIT_TEST(test2);
CPPUNIT_TEST(test3);
CPPUNIT_TEST(testToUIntBroken);
CPPUNIT_TEST(testToUIntBrokenAndTooLarge);
CPPUNIT_TEST(testDecode1);
CPPUNIT_TEST(testDecode2);
CPPUNIT_TEST(testDecode3);
CPPUNIT_TEST(testDecode4);
CPPUNIT_TEST_SUITE_END();
public:
void test1()
{
char data[] = { 0, 0, 0, 127 };
ByteVector v(data, 4);
CPPUNIT_ASSERT_EQUAL(ID3v2::SynchData::toUInt(v), static_cast<unsigned int>(127));
CPPUNIT_ASSERT_EQUAL(ID3v2::SynchData::fromUInt(127), v);
}
void test2()
{
char data[] = { 0, 0, 1, 0 };
ByteVector v(data, 4);
CPPUNIT_ASSERT_EQUAL(ID3v2::SynchData::toUInt(v), static_cast<unsigned int>(128));
CPPUNIT_ASSERT_EQUAL(ID3v2::SynchData::fromUInt(128), v);
}
void test3()
{
char data[] = { 0, 0, 1, 1 };
ByteVector v(data, 4);
CPPUNIT_ASSERT_EQUAL(ID3v2::SynchData::toUInt(v), static_cast<unsigned int>(129));
CPPUNIT_ASSERT_EQUAL(ID3v2::SynchData::fromUInt(129), v);
}
void testToUIntBroken()
{
char data[] = { 0, 0, 0, static_cast<char>(-1) };
char data2[] = { 0, 0, static_cast<char>(-1), static_cast<char>(-1) };
CPPUNIT_ASSERT_EQUAL(static_cast<unsigned int>(255), ID3v2::SynchData::toUInt(ByteVector(data, 4)));
CPPUNIT_ASSERT_EQUAL(static_cast<unsigned int>(65535), ID3v2::SynchData::toUInt(ByteVector(data2, 4)));
}
void testToUIntBrokenAndTooLarge()
{
char data[] = { 0, 0, 0, static_cast<char>(-1), 0 };
ByteVector v(data, 5);
CPPUNIT_ASSERT_EQUAL(static_cast<unsigned int>(255), ID3v2::SynchData::toUInt(v));
}
void testDecode1()
{
ByteVector a("\xff\x00\x00", 3);
a = ID3v2::SynchData::decode(a);
CPPUNIT_ASSERT_EQUAL(static_cast<unsigned int>(2), a.size());
CPPUNIT_ASSERT_EQUAL(ByteVector("\xff\x00", 2), a);
}
void testDecode2()
{
ByteVector a("\xff\x44", 2);
a = ID3v2::SynchData::decode(a);
CPPUNIT_ASSERT_EQUAL(static_cast<unsigned int>(2), a.size());
CPPUNIT_ASSERT_EQUAL(ByteVector("\xff\x44", 2), a);
}
void testDecode3()
{
ByteVector a("\xff\xff\x00", 3);
a = ID3v2::SynchData::decode(a);
CPPUNIT_ASSERT_EQUAL(static_cast<unsigned int>(2), a.size());
CPPUNIT_ASSERT_EQUAL(ByteVector("\xff\xff", 2), a);
}
void testDecode4()
{
ByteVector a("\xff\xff\xff", 3);
a = ID3v2::SynchData::decode(a);
CPPUNIT_ASSERT_EQUAL(static_cast<unsigned int>(3), a.size());
CPPUNIT_ASSERT_EQUAL(ByteVector("\xff\xff\xff", 3), a);
}
};
CPPUNIT_TEST_SUITE_REGISTRATION(TestID3v2SynchData);
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