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/********************* */
/*! \file rational_black.h
** \verbatim
** Top contributors (to current version):
** Christopher L. Conway
** This file is part of the CVC4 project.
** Copyright (c) 2009-2019 by the authors listed in the file AUTHORS
** in the top-level source directory) and their institutional affiliations.
** All rights reserved. See the file COPYING in the top-level source
** directory for licensing information.\endverbatim
**
** \brief Black box testing of CVC4::Rational.
**
** Black box testing of CVC4::Rational.
**/
#include <cxxtest/TestSuite.h>
#include <sstream>
#include "util/rational.h"
using namespace CVC4;
using namespace std;
const char* canReduce = "4547897890548754897897897897890789078907890/54878902347890234";
class RationalBlack : public CxxTest::TestSuite {
public:
void testFromDecimal() {
TS_ASSERT_EQUALS( Rational(0,1), Rational::fromDecimal("0") );
TS_ASSERT_EQUALS( Rational(1,1), Rational::fromDecimal("1") );
TS_ASSERT_EQUALS( Rational(-1,1), Rational::fromDecimal("-1") );
TS_ASSERT_EQUALS( Rational(3,2), Rational::fromDecimal("1.5") );
TS_ASSERT_EQUALS( Rational(-3,2), Rational::fromDecimal("-1.5") );
TS_ASSERT_EQUALS( Rational(7,10), Rational::fromDecimal(".7") );
TS_ASSERT_EQUALS( Rational(-7,10), Rational::fromDecimal("-.7") );
TS_ASSERT_EQUALS( Rational(5,1), Rational::fromDecimal("5.") );
TS_ASSERT_EQUALS( Rational(-5,1), Rational::fromDecimal("-5.") );
TS_ASSERT_EQUALS( Rational(12345,100), Rational::fromDecimal("123.45") );
TS_ASSERT_THROWS( Rational::fromDecimal("1.2.3");, const std::invalid_argument& );
TS_ASSERT_THROWS( Rational::fromDecimal("1.2/3");, const std::invalid_argument& );
TS_ASSERT_THROWS( Rational::fromDecimal("Hello, world!");, const std::invalid_argument& );
}
};
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