libs/utility/test/operators_test.cpp
// Demonstrate and test boost/operators.hpp -------------------------------// // Copyright Beman Dawes 1999. Distributed under the Boost // Software License, Version 1.0. (See accompanying file // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) // See http://www.boost.org/libs/utility for documentation. // Revision History // 03 Apr 08 Added convertible_to_bool (Daniel Frey) // 01 Oct 01 Added tests for "left" operators // and new grouped operators. (Helmut Zeisel) // 20 May 01 Output progress messages. Added tests for new operator // templates. Updated random number generator. Changed tests to // use Boost Test Tools library. (Daryle Walker) // 04 Jun 00 Added regression test for a bug I found (David Abrahams) // 17 Jun 00 Fix for broken compilers (Aleksey Gurtovoy) // ?? ??? 00 Major update to randomly test all one- and two- argument forms by // wrapping integral types and comparing the results of operations // to the results for the raw types (David Abrahams) // 12 Dec 99 Minor update, output confirmation message. // 15 Nov 99 Initial version #include <boost/config.hpp> // for BOOST_MSVC #include <boost/operators.hpp> // for the tested items #include <boost/utility/detail/minstd_rand.hpp> // for boost::detail::minstd_rand #include <boost/core/lightweight_test.hpp> #include <iostream> // for std::cout (std::endl indirectly) namespace { // avoiding a template version of true_value so as to not confuse VC++ int true_value(int x) { return x; } long true_value(long x) { return x; } signed char true_value(signed char x) { return x; } unsigned int true_value(unsigned int x) { return x; } unsigned long true_value(unsigned long x) { return x; } unsigned char true_value(unsigned char x) { return x; } // verify the minimum requirements for some operators class convertible_to_bool { private: bool _value; typedef bool convertible_to_bool::*unspecified_bool_type; void operator!() const; public: convertible_to_bool( const bool value ) : _value( value ) {} operator unspecified_bool_type() const { return _value ? &convertible_to_bool::_value : 0; } }; // The use of operators<> here tended to obscure // interactions with certain compiler bugs template <class T> class Wrapped1 : boost::operators<Wrapped1<T> > , boost::shiftable<Wrapped1<T> > { public: explicit Wrapped1( T v = T() ) : _value(v) {} T value() const { return _value; } convertible_to_bool operator<(const Wrapped1& x) const { return _value < x._value; } convertible_to_bool operator==(const Wrapped1& x) const { return _value == x._value; } Wrapped1& operator+=(const Wrapped1& x) { _value += x._value; return *this; } Wrapped1& operator-=(const Wrapped1& x) { _value -= x._value; return *this; } Wrapped1& operator*=(const Wrapped1& x) { _value *= x._value; return *this; } Wrapped1& operator/=(const Wrapped1& x) { _value /= x._value; return *this; } Wrapped1& operator%=(const Wrapped1& x) { _value %= x._value; return *this; } Wrapped1& operator|=(const Wrapped1& x) { _value |= x._value; return *this; } Wrapped1& operator&=(const Wrapped1& x) { _value &= x._value; return *this; } Wrapped1& operator^=(const Wrapped1& x) { _value ^= x._value; return *this; } Wrapped1& operator<<=(const Wrapped1& x) { _value <<= x._value; return *this; } Wrapped1& operator>>=(const Wrapped1& x) { _value >>= x._value; return *this; } Wrapped1& operator++() { ++_value; return *this; } Wrapped1& operator--() { --_value; return *this; } private: T _value; }; template <class T> T true_value(Wrapped1<T> x) { return x.value(); } template <class T, class U> class Wrapped2 : boost::operators<Wrapped2<T, U> > , boost::operators2<Wrapped2<T, U>, U> , boost::shiftable1<Wrapped2<T, U> , boost::shiftable2<Wrapped2<T, U>, U > > { public: explicit Wrapped2( T v = T() ) : _value(v) {} T value() const { return _value; } convertible_to_bool operator<(const Wrapped2& x) const { return _value < x._value; } convertible_to_bool operator==(const Wrapped2& x) const { return _value == x._value; } Wrapped2& operator+=(const Wrapped2& x) { _value += x._value; return *this; } Wrapped2& operator-=(const Wrapped2& x) { _value -= x._value; return *this; } Wrapped2& operator*=(const Wrapped2& x) { _value *= x._value; return *this; } Wrapped2& operator/=(const Wrapped2& x) { _value /= x._value; return *this; } Wrapped2& operator%=(const Wrapped2& x) { _value %= x._value; return *this; } Wrapped2& operator|=(const Wrapped2& x) { _value |= x._value; return *this; } Wrapped2& operator&=(const Wrapped2& x) { _value &= x._value; return *this; } Wrapped2& operator^=(const Wrapped2& x) { _value ^= x._value; return *this; } Wrapped2& operator<<=(const Wrapped2& x) { _value <<= x._value; return *this; } Wrapped2& operator>>=(const Wrapped2& x) { _value >>= x._value; return *this; } Wrapped2& operator++() { ++_value; return *this; } Wrapped2& operator--() { --_value; return *this; } convertible_to_bool operator<(U u) const { return _value < u; } convertible_to_bool operator>(U u) const { return _value > u; } convertible_to_bool operator==(U u) const { return _value == u; } Wrapped2& operator+=(U u) { _value += u; return *this; } Wrapped2& operator-=(U u) { _value -= u; return *this; } Wrapped2& operator*=(U u) { _value *= u; return *this; } Wrapped2& operator/=(U u) { _value /= u; return *this; } Wrapped2& operator%=(U u) { _value %= u; return *this; } Wrapped2& operator|=(U u) { _value |= u; return *this; } Wrapped2& operator&=(U u) { _value &= u; return *this; } Wrapped2& operator^=(U u) { _value ^= u; return *this; } Wrapped2& operator<<=(U u) { _value <<= u; return *this; } Wrapped2& operator>>=(U u) { _value >>= u; return *this; } private: T _value; }; template <class T, class U> T true_value(Wrapped2<T,U> x) { return x.value(); } template <class T> class Wrapped3 : boost::equivalent<Wrapped3<T> > , boost::partially_ordered<Wrapped3<T> > , boost::equality_comparable<Wrapped3<T> > { public: explicit Wrapped3( T v = T() ) : _value(v) {} T value() const { return _value; } convertible_to_bool operator<(const Wrapped3& x) const { return _value < x._value; } private: T _value; }; template <class T> T true_value(Wrapped3<T> x) { return x.value(); } template <class T, class U> class Wrapped4 : boost::equality_comparable1<Wrapped4<T, U> , boost::equivalent1<Wrapped4<T, U> , boost::partially_ordered1<Wrapped4<T, U> > > > , boost::partially_ordered2<Wrapped4<T, U>, U , boost::equivalent2<Wrapped4<T, U>, U , boost::equality_comparable2<Wrapped4<T, U>, U> > > { public: explicit Wrapped4( T v = T() ) : _value(v) {} T value() const { return _value; } convertible_to_bool operator<(const Wrapped4& x) const { return _value < x._value; } convertible_to_bool operator<(U u) const { return _value < u; } convertible_to_bool operator>(U u) const { return _value > u; } private: T _value; }; template <class T, class U> T true_value(Wrapped4<T,U> x) { return x.value(); } // U must be convertible to T template <class T, class U> class Wrapped5 : boost::ordered_field_operators2<Wrapped5<T, U>, U> , boost::ordered_field_operators1<Wrapped5<T, U> > { public: explicit Wrapped5( T v = T() ) : _value(v) {} // Conversion from U to Wrapped5<T,U> Wrapped5(U u) : _value(u) {} T value() const { return _value; } convertible_to_bool operator<(const Wrapped5& x) const { return _value < x._value; } convertible_to_bool operator<(U u) const { return _value < u; } convertible_to_bool operator>(U u) const { return _value > u; } convertible_to_bool operator==(const Wrapped5& u) const { return _value == u._value; } convertible_to_bool operator==(U u) const { return _value == u; } Wrapped5& operator/=(const Wrapped5& u) { _value /= u._value; return *this;} Wrapped5& operator/=(U u) { _value /= u; return *this;} Wrapped5& operator*=(const Wrapped5& u) { _value *= u._value; return *this;} Wrapped5& operator*=(U u) { _value *= u; return *this;} Wrapped5& operator-=(const Wrapped5& u) { _value -= u._value; return *this;} Wrapped5& operator-=(U u) { _value -= u; return *this;} Wrapped5& operator+=(const Wrapped5& u) { _value += u._value; return *this;} Wrapped5& operator+=(U u) { _value += u; return *this;} private: T _value; }; template <class T, class U> T true_value(Wrapped5<T,U> x) { return x.value(); } // U must be convertible to T template <class T, class U> class Wrapped6 : boost::ordered_euclidean_ring_operators2<Wrapped6<T, U>, U> , boost::ordered_euclidean_ring_operators1<Wrapped6<T, U> > { public: explicit Wrapped6( T v = T() ) : _value(v) {} // Conversion from U to Wrapped6<T,U> Wrapped6(U u) : _value(u) {} T value() const { return _value; } convertible_to_bool operator<(const Wrapped6& x) const { return _value < x._value; } convertible_to_bool operator<(U u) const { return _value < u; } convertible_to_bool operator>(U u) const { return _value > u; } convertible_to_bool operator==(const Wrapped6& u) const { return _value == u._value; } convertible_to_bool operator==(U u) const { return _value == u; } Wrapped6& operator%=(const Wrapped6& u) { _value %= u._value; return *this;} Wrapped6& operator%=(U u) { _value %= u; return *this;} Wrapped6& operator/=(const Wrapped6& u) { _value /= u._value; return *this;} Wrapped6& operator/=(U u) { _value /= u; return *this;} Wrapped6& operator*=(const Wrapped6& u) { _value *= u._value; return *this;} Wrapped6& operator*=(U u) { _value *= u; return *this;} Wrapped6& operator-=(const Wrapped6& u) { _value -= u._value; return *this;} Wrapped6& operator-=(U u) { _value -= u; return *this;} Wrapped6& operator+=(const Wrapped6& u) { _value += u._value; return *this;} Wrapped6& operator+=(U u) { _value += u; return *this;} private: T _value; }; template <class T, class U> T true_value(Wrapped6<T,U> x) { return x.value(); } // MyInt uses only the single template-argument form of all_operators<> typedef Wrapped1<int> MyInt; typedef Wrapped2<long, long> MyLong; typedef Wrapped3<signed char> MyChar; typedef Wrapped4<short, short> MyShort; typedef Wrapped5<double, int> MyDoubleInt; typedef Wrapped6<long, int> MyLongInt; template <class X1, class Y1, class X2, class Y2> void sanity_check(X1 x1, Y1 y1, X2 x2, Y2 y2) { BOOST_TEST( true_value(y1) == true_value(y2) ); BOOST_TEST( true_value(x1) == true_value(x2) ); } template <class X1, class Y1, class X2, class Y2> void test_less_than_comparable_aux(X1 x1, Y1 y1, X2 x2, Y2 y2) { BOOST_TEST( static_cast<bool>(x1 < y1) == static_cast<bool>(x2 < y2) ); BOOST_TEST( static_cast<bool>(x1 <= y1) == static_cast<bool>(x2 <= y2) ); BOOST_TEST( static_cast<bool>(x1 >= y1) == static_cast<bool>(x2 >= y2) ); BOOST_TEST( static_cast<bool>(x1 > y1) == static_cast<bool>(x2 > y2) ); } template <class X1, class Y1, class X2, class Y2> void test_less_than_comparable(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); test_less_than_comparable_aux( x1, y1, x2, y2 ); test_less_than_comparable_aux( y1, x1, y2, x2 ); } template <class X1, class Y1, class X2, class Y2> void test_equality_comparable_aux(X1 x1, Y1 y1, X2 x2, Y2 y2) { BOOST_TEST( static_cast<bool>(x1 == y1) == static_cast<bool>(x2 == y2) ); BOOST_TEST( static_cast<bool>(x1 != y1) == static_cast<bool>(x2 != y2) ); } template <class X1, class Y1, class X2, class Y2> void test_equality_comparable(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); test_equality_comparable_aux( x1, y1, x2, y2 ); test_equality_comparable_aux( y1, x1, y2, x2 ); } template <class X1, class Y1, class X2, class Y2> void test_multipliable_aux(X1 x1, Y1 y1, X2 x2, Y2 y2) { BOOST_TEST( (x1 * y1).value() == (x2 * y2) ); } template <class X1, class Y1, class X2, class Y2> void test_multipliable(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); test_multipliable_aux( x1, y1, x2, y2 ); test_multipliable_aux( y1, x1, y2, x2 ); } template <class A, class B> void test_value_equality(A a, B b) { BOOST_TEST(a.value() == b); } #define TEST_OP_R(op) test_value_equality(x1 op y1, x2 op y2) #define TEST_OP_L(op) test_value_equality(y1 op x1, y2 op x2) template <class X1, class Y1, class X2, class Y2> void test_addable_aux(X1 x1, Y1 y1, X2 x2, Y2 y2) { TEST_OP_R(+); } template <class X1, class Y1, class X2, class Y2> void test_addable(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); test_addable_aux( x1, y1, x2, y2 ); test_addable_aux( y1, x1, y2, x2 ); } template <class X1, class Y1, class X2, class Y2> void test_subtractable(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); TEST_OP_R(-); } template <class X1, class Y1, class X2, class Y2> void test_subtractable_left(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); TEST_OP_L(-); } template <class X1, class Y1, class X2, class Y2> void test_dividable(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); if ( y2 != 0 ) TEST_OP_R(/); } template <class X1, class Y1, class X2, class Y2> void test_dividable_left(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); if ( x2 != 0 ) TEST_OP_L(/); } template <class X1, class Y1, class X2, class Y2> void test_modable(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); if ( y2 != 0 ) TEST_OP_R(%); } template <class X1, class Y1, class X2, class Y2> void test_modable_left(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); if ( x2 != 0 ) TEST_OP_L(%); } template <class X1, class Y1, class X2, class Y2> void test_xorable_aux(X1 x1, Y1 y1, X2 x2, Y2 y2) { TEST_OP_R(^); } template <class X1, class Y1, class X2, class Y2> void test_xorable(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); test_xorable_aux( x1, y1, x2, y2 ); test_xorable_aux( y1, x1, y2, x2 ); } template <class X1, class Y1, class X2, class Y2> void test_andable_aux(X1 x1, Y1 y1, X2 x2, Y2 y2) { TEST_OP_R(&); } template <class X1, class Y1, class X2, class Y2> void test_andable(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); test_andable_aux( x1, y1, x2, y2 ); test_andable_aux( y1, x1, y2, x2 ); } template <class X1, class Y1, class X2, class Y2> void test_orable_aux(X1 x1, Y1 y1, X2 x2, Y2 y2) { TEST_OP_R(|); } template <class X1, class Y1, class X2, class Y2> void test_orable(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); test_orable_aux( x1, y1, x2, y2 ); test_orable_aux( y1, x1, y2, x2 ); } template <class X1, class Y1, class X2, class Y2> void test_left_shiftable(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); TEST_OP_R(<<); } template <class X1, class Y1, class X2, class Y2> void test_right_shiftable(X1 x1, Y1 y1, X2 x2, Y2 y2) { sanity_check( x1, y1, x2, y2 ); TEST_OP_R(>>); } template <class X1, class X2> void test_incrementable(X1 x1, X2 x2) { sanity_check( x1, x1, x2, x2 ); BOOST_TEST( (x1++).value() == x2++ ); BOOST_TEST( x1.value() == x2 ); } template <class X1, class X2> void test_decrementable(X1 x1, X2 x2) { sanity_check( x1, x1, x2, x2 ); BOOST_TEST( (x1--).value() == x2-- ); BOOST_TEST( x1.value() == x2 ); } template <class X1, class Y1, class X2, class Y2> void test_all(X1 x1, Y1 y1, X2 x2, Y2 y2) { test_less_than_comparable( x1, y1, x2, y2 ); test_equality_comparable( x1, y1, x2, y2 ); test_multipliable( x1, y1, x2, y2 ); test_addable( x1, y1, x2, y2 ); test_subtractable( x1, y1, x2, y2 ); test_dividable( x1, y1, x2, y2 ); test_modable( x1, y1, x2, y2 ); test_xorable( x1, y1, x2, y2 ); test_andable( x1, y1, x2, y2 ); test_orable( x1, y1, x2, y2 ); test_left_shiftable( x1, y1, x2, y2 ); test_right_shiftable( x1, y1, x2, y2 ); test_incrementable( x1, x2 ); test_decrementable( x1, x2 ); } template <class X1, class Y1, class X2, class Y2> void test_left(X1 x1, Y1 y1, X2 x2, Y2 y2) { test_subtractable_left( x1, y1, x2, y2 ); test_dividable_left( x1, y1, x2, y2 ); test_modable_left( x1, y1, x2, y2 ); } template <class Big, class Small> struct tester { void operator()(boost::detail::minstd_rand& randomizer) const { Big b1 = Big( randomizer() ); Big b2 = Big( randomizer() ); Small s = Small( randomizer() ); test_all( Wrapped1<Big>(b1), Wrapped1<Big>(b2), b1, b2 ); test_all( Wrapped2<Big, Small>(b1), s, b1, s ); } }; template <class Big, class Small> struct tester_left { void operator()(boost::detail::minstd_rand& randomizer) const { Big b1 = Big( randomizer() ); Small s = Small( randomizer() ); test_left( Wrapped6<Big, Small>(b1), s, b1, s ); } }; // added as a regression test. We had a bug which this uncovered. struct Point : boost::addable<Point , boost::subtractable<Point> > { Point( int h, int v ) : h(h), v(v) {} Point() :h(0), v(0) {} const Point& operator+=( const Point& rhs ) { h += rhs.h; v += rhs.v; return *this; } const Point& operator-=( const Point& rhs ) { h -= rhs.h; v -= rhs.v; return *this; } int h; int v; }; } // unnamed namespace // workaround for MSVC bug; for some reasons the compiler doesn't instantiate // inherited operator templates at the moment it must, so the following // explicit instantiations force it to do that. #if defined(BOOST_MSVC) && (_MSC_VER < 1300) template Wrapped1<int>; template Wrapped1<long>; template Wrapped1<unsigned int>; template Wrapped1<unsigned long>; template Wrapped2<int, int>; template Wrapped2<int, signed char>; template Wrapped2<long, signed char>; template Wrapped2<long, int>; template Wrapped2<long, long>; template Wrapped2<unsigned int, unsigned int>; template Wrapped2<unsigned int, unsigned char>; template Wrapped2<unsigned long, unsigned int>; template Wrapped2<unsigned long, unsigned char>; template Wrapped2<unsigned long, unsigned long>; template Wrapped6<long, int>; template Wrapped6<long, signed char>; template Wrapped6<int, signed char>; template Wrapped6<unsigned long, unsigned int>; template Wrapped6<unsigned long, unsigned char>; template Wrapped6<unsigned int, unsigned char>; #endif #define PRIVATE_EXPR_TEST(e, t) BOOST_TEST( ((e), (t)) ) int main() { using std::cout; using std::endl; // Regression test. Point x; x = x + Point(3, 4); x = x - Point(3, 4); cout << "Created point, and operated on it." << endl; for (int n = 0; n < 1000; ++n) // was 10,000 but took too long (Beman) { boost::detail::minstd_rand r; tester<long, int>()(r); tester<long, signed char>()(r); tester<long, long>()(r); tester<int, int>()(r); tester<int, signed char>()(r); tester<unsigned long, unsigned int>()(r); tester<unsigned long, unsigned char>()(r); tester<unsigned long, unsigned long>()(r); tester<unsigned int, unsigned int>()(r); tester<unsigned int, unsigned char>()(r); tester_left<long, int>()(r); tester_left<long, signed char>()(r); tester_left<int, signed char>()(r); tester_left<unsigned long, unsigned int>()(r); tester_left<unsigned long, unsigned char>()(r); tester_left<unsigned int, unsigned char>()(r); } cout << "Did random tester loop." << endl; MyInt i1(1); MyInt i2(2); MyInt i; BOOST_TEST( i1.value() == 1 ); BOOST_TEST( i2.value() == 2 ); BOOST_TEST( i.value() == 0 ); cout << "Created MyInt objects.\n"; PRIVATE_EXPR_TEST( (i = i2), (i.value() == 2) ); BOOST_TEST( static_cast<bool>(i2 == i) ); BOOST_TEST( static_cast<bool>(i1 != i2) ); BOOST_TEST( static_cast<bool>(i1 < i2) ); BOOST_TEST( static_cast<bool>(i1 <= i2) ); BOOST_TEST( static_cast<bool>(i <= i2) ); BOOST_TEST( static_cast<bool>(i2 > i1) ); BOOST_TEST( static_cast<bool>(i2 >= i1) ); BOOST_TEST( static_cast<bool>(i2 >= i) ); PRIVATE_EXPR_TEST( (i = i1 + i2), (i.value() == 3) ); PRIVATE_EXPR_TEST( (i = i + i2), (i.value() == 5) ); PRIVATE_EXPR_TEST( (i = i - i1), (i.value() == 4) ); PRIVATE_EXPR_TEST( (i = i * i2), (i.value() == 8) ); PRIVATE_EXPR_TEST( (i = i / i2), (i.value() == 4) ); PRIVATE_EXPR_TEST( (i = i % ( i - i1 )), (i.value() == 1) ); PRIVATE_EXPR_TEST( (i = i2 + i2), (i.value() == 4) ); PRIVATE_EXPR_TEST( (i = i1 | i2 | i), (i.value() == 7) ); PRIVATE_EXPR_TEST( (i = i & i2), (i.value() == 2) ); PRIVATE_EXPR_TEST( (i = i + i1), (i.value() == 3) ); PRIVATE_EXPR_TEST( (i = i ^ i1), (i.value() == 2) ); PRIVATE_EXPR_TEST( (i = ( i + i1 ) * ( i2 | i1 )), (i.value() == 9) ); PRIVATE_EXPR_TEST( (i = i1 << i2), (i.value() == 4) ); PRIVATE_EXPR_TEST( (i = i2 >> i1), (i.value() == 1) ); cout << "Performed tests on MyInt objects.\n"; MyLong j1(1); MyLong j2(2); MyLong j; BOOST_TEST( j1.value() == 1 ); BOOST_TEST( j2.value() == 2 ); BOOST_TEST( j.value() == 0 ); cout << "Created MyLong objects.\n"; PRIVATE_EXPR_TEST( (j = j2), (j.value() == 2) ); BOOST_TEST( static_cast<bool>(j2 == j) ); BOOST_TEST( static_cast<bool>(2 == j) ); BOOST_TEST( static_cast<bool>(j2 == 2) ); BOOST_TEST( static_cast<bool>(j == j2) ); BOOST_TEST( static_cast<bool>(j1 != j2) ); BOOST_TEST( static_cast<bool>(j1 != 2) ); BOOST_TEST( static_cast<bool>(1 != j2) ); BOOST_TEST( static_cast<bool>(j1 < j2) ); BOOST_TEST( static_cast<bool>(1 < j2) ); BOOST_TEST( static_cast<bool>(j1 < 2) ); BOOST_TEST( static_cast<bool>(j1 <= j2) ); BOOST_TEST( static_cast<bool>(1 <= j2) ); BOOST_TEST( static_cast<bool>(j1 <= j) ); BOOST_TEST( static_cast<bool>(j <= j2) ); BOOST_TEST( static_cast<bool>(2 <= j2) ); BOOST_TEST( static_cast<bool>(j <= 2) ); BOOST_TEST( static_cast<bool>(j2 > j1) ); BOOST_TEST( static_cast<bool>(2 > j1) ); BOOST_TEST( static_cast<bool>(j2 > 1) ); BOOST_TEST( static_cast<bool>(j2 >= j1) ); BOOST_TEST( static_cast<bool>(2 >= j1) ); BOOST_TEST( static_cast<bool>(j2 >= 1) ); BOOST_TEST( static_cast<bool>(j2 >= j) ); BOOST_TEST( static_cast<bool>(2 >= j) ); BOOST_TEST( static_cast<bool>(j2 >= 2) ); BOOST_TEST( static_cast<bool>((j1 + 2) == 3) ); BOOST_TEST( static_cast<bool>((1 + j2) == 3) ); PRIVATE_EXPR_TEST( (j = j1 + j2), (j.value() == 3) ); BOOST_TEST( static_cast<bool>((j + 2) == 5) ); BOOST_TEST( static_cast<bool>((3 + j2) == 5) ); PRIVATE_EXPR_TEST( (j = j + j2), (j.value() == 5) ); BOOST_TEST( static_cast<bool>((j - 1) == 4) ); PRIVATE_EXPR_TEST( (j = j - j1), (j.value() == 4) ); BOOST_TEST( static_cast<bool>((j * 2) == 8) ); BOOST_TEST( static_cast<bool>((4 * j2) == 8) ); PRIVATE_EXPR_TEST( (j = j * j2), (j.value() == 8) ); BOOST_TEST( static_cast<bool>((j / 2) == 4) ); PRIVATE_EXPR_TEST( (j = j / j2), (j.value() == 4) ); BOOST_TEST( static_cast<bool>((j % 3) == 1) ); PRIVATE_EXPR_TEST( (j = j % ( j - j1 )), (j.value() == 1) ); PRIVATE_EXPR_TEST( (j = j2 + j2), (j.value() == 4) ); BOOST_TEST( static_cast<bool>((1 | j2 | j) == 7) ); BOOST_TEST( static_cast<bool>((j1 | 2 | j) == 7) ); BOOST_TEST( static_cast<bool>((j1 | j2 | 4) == 7) ); PRIVATE_EXPR_TEST( (j = j1 | j2 | j), (j.value() == 7) ); BOOST_TEST( static_cast<bool>((7 & j2) == 2) ); BOOST_TEST( static_cast<bool>((j & 2) == 2) ); PRIVATE_EXPR_TEST( (j = j & j2), (j.value() == 2) ); PRIVATE_EXPR_TEST( (j = j | j1), (j.value() == 3) ); BOOST_TEST( static_cast<bool>((3 ^ j1) == 2) ); BOOST_TEST( static_cast<bool>((j ^ 1) == 2) ); PRIVATE_EXPR_TEST( (j = j ^ j1), (j.value() == 2) ); PRIVATE_EXPR_TEST( (j = ( j + j1 ) * ( j2 | j1 )), (j.value() == 9) ); BOOST_TEST( static_cast<bool>((j1 << 2) == 4) ); BOOST_TEST( static_cast<bool>((j2 << 1) == 4) ); PRIVATE_EXPR_TEST( (j = j1 << j2), (j.value() == 4) ); BOOST_TEST( static_cast<bool>((j >> 2) == 1) ); BOOST_TEST( static_cast<bool>((j2 >> 1) == 1) ); PRIVATE_EXPR_TEST( (j = j2 >> j1), (j.value() == 1) ); cout << "Performed tests on MyLong objects.\n"; MyChar k1(1); MyChar k2(2); MyChar k; BOOST_TEST( k1.value() == 1 ); BOOST_TEST( k2.value() == 2 ); BOOST_TEST( k.value() == 0 ); cout << "Created MyChar objects.\n"; PRIVATE_EXPR_TEST( (k = k2), (k.value() == 2) ); BOOST_TEST( static_cast<bool>(k2 == k) ); BOOST_TEST( static_cast<bool>(k1 != k2) ); BOOST_TEST( static_cast<bool>(k1 < k2) ); BOOST_TEST( static_cast<bool>(k1 <= k2) ); BOOST_TEST( static_cast<bool>(k <= k2) ); BOOST_TEST( static_cast<bool>(k2 > k1) ); BOOST_TEST( static_cast<bool>(k2 >= k1) ); BOOST_TEST( static_cast<bool>(k2 >= k) ); cout << "Performed tests on MyChar objects.\n"; MyShort l1(1); MyShort l2(2); MyShort l; BOOST_TEST( l1.value() == 1 ); BOOST_TEST( l2.value() == 2 ); BOOST_TEST( l.value() == 0 ); cout << "Created MyShort objects.\n"; PRIVATE_EXPR_TEST( (l = l2), (l.value() == 2) ); BOOST_TEST( static_cast<bool>(l2 == l) ); BOOST_TEST( static_cast<bool>(2 == l) ); BOOST_TEST( static_cast<bool>(l2 == 2) ); BOOST_TEST( static_cast<bool>(l == l2) ); BOOST_TEST( static_cast<bool>(l1 != l2) ); BOOST_TEST( static_cast<bool>(l1 != 2) ); BOOST_TEST( static_cast<bool>(1 != l2) ); BOOST_TEST( static_cast<bool>(l1 < l2) ); BOOST_TEST( static_cast<bool>(1 < l2) ); BOOST_TEST( static_cast<bool>(l1 < 2) ); BOOST_TEST( static_cast<bool>(l1 <= l2) ); BOOST_TEST( static_cast<bool>(1 <= l2) ); BOOST_TEST( static_cast<bool>(l1 <= l) ); BOOST_TEST( static_cast<bool>(l <= l2) ); BOOST_TEST( static_cast<bool>(2 <= l2) ); BOOST_TEST( static_cast<bool>(l <= 2) ); BOOST_TEST( static_cast<bool>(l2 > l1) ); BOOST_TEST( static_cast<bool>(2 > l1) ); BOOST_TEST( static_cast<bool>(l2 > 1) ); BOOST_TEST( static_cast<bool>(l2 >= l1) ); BOOST_TEST( static_cast<bool>(2 >= l1) ); BOOST_TEST( static_cast<bool>(l2 >= 1) ); BOOST_TEST( static_cast<bool>(l2 >= l) ); BOOST_TEST( static_cast<bool>(2 >= l) ); BOOST_TEST( static_cast<bool>(l2 >= 2) ); cout << "Performed tests on MyShort objects.\n"; MyDoubleInt di1(1); MyDoubleInt di2(2.); MyDoubleInt half(0.5); MyDoubleInt di; MyDoubleInt tmp; BOOST_TEST( di1.value() == 1 ); BOOST_TEST( di2.value() == 2 ); BOOST_TEST( di2.value() == 2 ); BOOST_TEST( di.value() == 0 ); cout << "Created MyDoubleInt objects.\n"; PRIVATE_EXPR_TEST( (di = di2), (di.value() == 2) ); BOOST_TEST( static_cast<bool>(di2 == di) ); BOOST_TEST( static_cast<bool>(2 == di) ); BOOST_TEST( static_cast<bool>(di == 2) ); BOOST_TEST( static_cast<bool>(di1 < di2) ); BOOST_TEST( static_cast<bool>(1 < di2) ); BOOST_TEST( static_cast<bool>(di1 <= di2) ); BOOST_TEST( static_cast<bool>(1 <= di2) ); BOOST_TEST( static_cast<bool>(di2 > di1) ); BOOST_TEST( static_cast<bool>(di2 > 1) ); BOOST_TEST( static_cast<bool>(di2 >= di1) ); BOOST_TEST( static_cast<bool>(di2 >= 1) ); BOOST_TEST( static_cast<bool>(di1 / di2 == half) ); BOOST_TEST( static_cast<bool>(di1 / 2 == half) ); BOOST_TEST( static_cast<bool>(1 / di2 == half) ); PRIVATE_EXPR_TEST( (tmp=di1), static_cast<bool>((tmp/=2) == half) ); PRIVATE_EXPR_TEST( (tmp=di1), static_cast<bool>((tmp/=di2) == half) ); BOOST_TEST( static_cast<bool>(di1 * di2 == di2) ); BOOST_TEST( static_cast<bool>(di1 * 2 == di2) ); BOOST_TEST( static_cast<bool>(1 * di2 == di2) ); PRIVATE_EXPR_TEST( (tmp=di1), static_cast<bool>((tmp*=2) == di2) ); PRIVATE_EXPR_TEST( (tmp=di1), static_cast<bool>((tmp*=di2) == di2) ); BOOST_TEST( static_cast<bool>(di2 - di1 == di1) ); BOOST_TEST( static_cast<bool>(di2 - 1 == di1) ); BOOST_TEST( static_cast<bool>(2 - di1 == di1) ); PRIVATE_EXPR_TEST( (tmp=di2), static_cast<bool>((tmp-=1) == di1) ); PRIVATE_EXPR_TEST( (tmp=di2), static_cast<bool>((tmp-=di1) == di1) ); BOOST_TEST( static_cast<bool>(di1 + di1 == di2) ); BOOST_TEST( static_cast<bool>(di1 + 1 == di2) ); BOOST_TEST( static_cast<bool>(1 + di1 == di2) ); PRIVATE_EXPR_TEST( (tmp=di1), static_cast<bool>((tmp+=1) == di2) ); PRIVATE_EXPR_TEST( (tmp=di1), static_cast<bool>((tmp+=di1) == di2) ); cout << "Performed tests on MyDoubleInt objects.\n"; MyLongInt li1(1); MyLongInt li2(2); MyLongInt li; MyLongInt tmp2; BOOST_TEST( li1.value() == 1 ); BOOST_TEST( li2.value() == 2 ); BOOST_TEST( li.value() == 0 ); cout << "Created MyLongInt objects.\n"; PRIVATE_EXPR_TEST( (li = li2), (li.value() == 2) ); BOOST_TEST( static_cast<bool>(li2 == li) ); BOOST_TEST( static_cast<bool>(2 == li) ); BOOST_TEST( static_cast<bool>(li == 2) ); BOOST_TEST( static_cast<bool>(li1 < li2) ); BOOST_TEST( static_cast<bool>(1 < li2) ); BOOST_TEST( static_cast<bool>(li1 <= li2) ); BOOST_TEST( static_cast<bool>(1 <= li2) ); BOOST_TEST( static_cast<bool>(li2 > li1) ); BOOST_TEST( static_cast<bool>(li2 > 1) ); BOOST_TEST( static_cast<bool>(li2 >= li1) ); BOOST_TEST( static_cast<bool>(li2 >= 1) ); BOOST_TEST( static_cast<bool>(li1 % li2 == li1) ); BOOST_TEST( static_cast<bool>(li1 % 2 == li1) ); BOOST_TEST( static_cast<bool>(1 % li2 == li1) ); PRIVATE_EXPR_TEST( (tmp2=li1), static_cast<bool>((tmp2%=2) == li1) ); PRIVATE_EXPR_TEST( (tmp2=li1), static_cast<bool>((tmp2%=li2) == li1) ); BOOST_TEST( static_cast<bool>(li1 / li2 == 0) ); BOOST_TEST( static_cast<bool>(li1 / 2 == 0) ); BOOST_TEST( static_cast<bool>(1 / li2 == 0) ); PRIVATE_EXPR_TEST( (tmp2=li1), static_cast<bool>((tmp2/=2) == 0) ); PRIVATE_EXPR_TEST( (tmp2=li1), static_cast<bool>((tmp2/=li2) == 0) ); BOOST_TEST( static_cast<bool>(li1 * li2 == li2) ); BOOST_TEST( static_cast<bool>(li1 * 2 == li2) ); BOOST_TEST( static_cast<bool>(1 * li2 == li2) ); PRIVATE_EXPR_TEST( (tmp2=li1), static_cast<bool>((tmp2*=2) == li2) ); PRIVATE_EXPR_TEST( (tmp2=li1), static_cast<bool>((tmp2*=li2) == li2) ); BOOST_TEST( static_cast<bool>(li2 - li1 == li1) ); BOOST_TEST( static_cast<bool>(li2 - 1 == li1) ); BOOST_TEST( static_cast<bool>(2 - li1 == li1) ); PRIVATE_EXPR_TEST( (tmp2=li2), static_cast<bool>((tmp2-=1) == li1) ); PRIVATE_EXPR_TEST( (tmp2=li2), static_cast<bool>((tmp2-=li1) == li1) ); BOOST_TEST( static_cast<bool>(li1 + li1 == li2) ); BOOST_TEST( static_cast<bool>(li1 + 1 == li2) ); BOOST_TEST( static_cast<bool>(1 + li1 == li2) ); PRIVATE_EXPR_TEST( (tmp2=li1), static_cast<bool>((tmp2+=1) == li2) ); PRIVATE_EXPR_TEST( (tmp2=li1), static_cast<bool>((tmp2+=li1) == li2) ); cout << "Performed tests on MyLongInt objects.\n"; return boost::report_errors(); }