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libcxx_old/test/std/utilities/utility/pairs/pairs.spec/comparison.pass.cpp

100 lines
2.9 KiB
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <utility>
// template <class T1, class T2> struct pair
// template <class T1, class T2> bool operator==(const pair<T1,T2>&, const pair<T1,T2>&);
// template <class T1, class T2> bool operator!=(const pair<T1,T2>&, const pair<T1,T2>&);
// template <class T1, class T2> bool operator< (const pair<T1,T2>&, const pair<T1,T2>&);
// template <class T1, class T2> bool operator> (const pair<T1,T2>&, const pair<T1,T2>&);
// template <class T1, class T2> bool operator>=(const pair<T1,T2>&, const pair<T1,T2>&);
// template <class T1, class T2> bool operator<=(const pair<T1,T2>&, const pair<T1,T2>&);
#include <utility>
#include <cassert>
#include "test_macros.h"
int main(int, char**)
{
{
typedef std::pair<int, short> P;
P p1(3, static_cast<short>(4));
P p2(3, static_cast<short>(4));
assert( (p1 == p2));
assert(!(p1 != p2));
assert(!(p1 < p2));
assert( (p1 <= p2));
assert(!(p1 > p2));
assert( (p1 >= p2));
}
{
typedef std::pair<int, short> P;
P p1(2, static_cast<short>(4));
P p2(3, static_cast<short>(4));
assert(!(p1 == p2));
assert( (p1 != p2));
assert( (p1 < p2));
assert( (p1 <= p2));
assert(!(p1 > p2));
assert(!(p1 >= p2));
}
{
typedef std::pair<int, short> P;
P p1(3, static_cast<short>(2));
P p2(3, static_cast<short>(4));
assert(!(p1 == p2));
assert( (p1 != p2));
assert( (p1 < p2));
assert( (p1 <= p2));
assert(!(p1 > p2));
assert(!(p1 >= p2));
}
{
typedef std::pair<int, short> P;
P p1(3, static_cast<short>(4));
P p2(2, static_cast<short>(4));
assert(!(p1 == p2));
assert( (p1 != p2));
assert(!(p1 < p2));
assert(!(p1 <= p2));
assert( (p1 > p2));
assert( (p1 >= p2));
}
{
typedef std::pair<int, short> P;
P p1(3, static_cast<short>(4));
P p2(3, static_cast<short>(2));
assert(!(p1 == p2));
assert( (p1 != p2));
assert(!(p1 < p2));
assert(!(p1 <= p2));
assert( (p1 > p2));
assert( (p1 >= p2));
}
#if TEST_STD_VER > 11
{
typedef std::pair<int, short> P;
constexpr P p1(3, static_cast<short>(4));
constexpr P p2(3, static_cast<short>(2));
static_assert(!(p1 == p2), "");
static_assert( (p1 != p2), "");
static_assert(!(p1 < p2), "");
static_assert(!(p1 <= p2), "");
static_assert( (p1 > p2), "");
static_assert( (p1 >= p2), "");
}
#endif
return 0;
}