24         std::stringstream ss(" 123 456 ");  in main()  local
25         assert(ss.rdbuf() != 0);  in main()
26         assert(ss.good());  in main()
27         assert(ss.str() == " 123 456 ");  in main()
29         ss >> i;  in main()
31         ss >> i;  in main()
33         ss << i << ' ' << 123;  in main()
34         assert(ss.str() == "456 1236 ");  in main()
35         ss.str("5466 89 ");  in main()
36         ss >> i;  in main()
38         ss >> i;  in main()
40         ss << i << ' ' << 321;  in main()
41         assert(ss.str() == "89 3219 ");  in main()
45         std::wstringstream ss(L" 123 456 ");  in main()  local
46         assert(ss.rdbuf() != 0);  in main()
47         assert(ss.good());  in main()
48         assert(ss.str() == L" 123 456 ");  in main()
50         ss >> i;  in main()
52         ss >> i;  in main()
54         ss << i << ' ' << 123;  in main()
55         assert(ss.str() == L"456 1236 ");  in main()
56         ss.str(L"5466 89 ");  in main()
57         ss >> i;  in main()
59         ss >> i;  in main()
61         ss << i << ' ' << 321;  in main()
62         assert(ss.str() == L"89 3219 ");  in main()
66         std::stringstream ss;  in main()  local
67         ss.write("\xd1", 1);  in main()
68         assert(ss.str().length() == 1);  in main()