130 lines
5.0 KiB
C++
130 lines
5.0 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: tests.cxx,v $
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* $Revision: 1.3 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_tools.hxx"
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// autogenerated file with codegen.pl
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#include <cppunit/simpleheader.hxx>
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#include <rtl/math.hxx>
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#include <tools/fract.hxx>
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#include <stdio.h>
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namespace tools
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{
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class FractionTest : public CppUnit::TestFixture
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{
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public:
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void setUp()
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{
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}
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void tearDown()
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{
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}
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void testFraction()
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{
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const Fraction aFract(1082130431,1073741824);
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CPPUNIT_ASSERT_MESSAGE( "Fraction #1 not approximately equal to 1.007812499068677",
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rtl::math::approxEqual((double)aFract,1.007812499068677) );
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Fraction aFract2( aFract );
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aFract2.ReduceInaccurate(8);
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CPPUNIT_ASSERT_MESSAGE( "Fraction #2 not 1",
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aFract2.GetNumerator() == 1 &&
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aFract2.GetDenominator() == 1 );
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Fraction aFract3( 0x7AAAAAAA, 0x35555555 );
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CPPUNIT_ASSERT_MESSAGE( "Fraction #3 cancellation wrong",
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aFract3.GetNumerator() == 0x7AAAAAAA &&
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aFract3.GetDenominator() == 0x35555555 );
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aFract3.ReduceInaccurate(30);
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CPPUNIT_ASSERT_MESSAGE( "Fraction #3 ReduceInaccurate errorneously cut precision",
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aFract3.GetNumerator() == 0x7AAAAAAA &&
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aFract3.GetDenominator() == 0x35555555 );
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aFract3.ReduceInaccurate(29);
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CPPUNIT_ASSERT_MESSAGE( "Fraction #3 reduce to 29 bits failed",
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aFract3.GetNumerator() == 0x3D555555 &&
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aFract3.GetDenominator() == 0x1AAAAAAA );
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aFract3.ReduceInaccurate(9);
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CPPUNIT_ASSERT_MESSAGE( "Fraction #3 reduce to 9 bits failed",
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aFract3.GetNumerator() == 0x0147 &&
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aFract3.GetDenominator() == 0x008E );
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aFract3.ReduceInaccurate(1);
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CPPUNIT_ASSERT_MESSAGE( "Fraction #3 reduce to 1 bit failed",
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aFract3.GetNumerator() == 2 &&
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aFract3.GetDenominator() == 1 );
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aFract3.ReduceInaccurate(0);
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CPPUNIT_ASSERT_MESSAGE( "Fraction #3 reduce to 0 bits failed",
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aFract3.GetNumerator() == 2 &&
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aFract3.GetDenominator() == 1 );
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#if SAL_TYPES_SIZEOFLONG == 8
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Fraction aFract4(0x7AAAAAAAAAAAAAAA, 0x3555555555555555);
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CPPUNIT_ASSERT_MESSAGE( "Fraction #4 cancellation wrong",
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aFract4.GetNumerator() == 0x7AAAAAAAAAAAAAAA &&
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aFract4.GetDenominator() == 0x3555555555555555 );
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aFract4.ReduceInaccurate(62);
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CPPUNIT_ASSERT_MESSAGE( "Fraction #4 ReduceInaccurate errorneously cut precision",
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aFract4.GetNumerator() == 0x7AAAAAAAAAAAAAAA &&
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aFract4.GetDenominator() == 0x3555555555555555 );
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aFract4.ReduceInaccurate(61);
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CPPUNIT_ASSERT_MESSAGE( "Fraction #4 ReduceInaccurate reduce to 61 bit failed",
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aFract4.GetNumerator() == 0x3D55555555555555 &&
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aFract4.GetDenominator() == 0x1AAAAAAAAAAAAAAA );
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#endif
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}
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CPPUNIT_TEST_SUITE(FractionTest);
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CPPUNIT_TEST(testFraction);
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CPPUNIT_TEST_SUITE_END();
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};
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// -----------------------------------------------------------------------------
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CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(tools::FractionTest, "FractionTest");
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} // namespace tools
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// -----------------------------------------------------------------------------
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// this macro creates an empty function, which will called by the RegisterAllFunctions()
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// to let the user the possibility to also register some functions by hand.
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NOADDITIONAL;
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