nonmember_swap.pass.cpp [plain text]
#include <sstream>
#include <cassert>
int main()
{
{
std::stringstream ss0(" 123 456 ");
std::stringstream ss;
swap(ss, ss0);
assert(ss.rdbuf() != 0);
assert(ss.good());
assert(ss.str() == " 123 456 ");
int i = 0;
ss >> i;
assert(i == 123);
ss >> i;
assert(i == 456);
ss << i << ' ' << 123;
assert(ss.str() == "456 1236 ");
ss0 << i << ' ' << 123;
assert(ss0.str() == "456 123");
}
{
std::wstringstream ss0(L" 123 456 ");
std::wstringstream ss;
swap(ss, ss0);
assert(ss.rdbuf() != 0);
assert(ss.good());
assert(ss.str() == L" 123 456 ");
int i = 0;
ss >> i;
assert(i == 123);
ss >> i;
assert(i == 456);
ss << i << ' ' << 123;
assert(ss.str() == L"456 1236 ");
ss0 << i << ' ' << 123;
assert(ss0.str() == L"456 123");
}
}