27.istream.getline.stdcxx-59.cpp

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#include <cassert>
#include <sstream>
 
int main ()
{
    // According to lib.istream.unformatted, p20:
    // "[getline...] stores a null character (using charT())
    // into the next successive location of the array."
 
    std::istringstream strm;
 
    strm.setstate (strm.failbit);
 
    char s [3] = { 'x', 'y', 'z' };
    strm.getline (s, 2);
 
    assert ('\0' == s [0]);
    assert ('y' == s [1]);
    assert ('z' == s [2]);
 
#ifndef _RWSTD_NO_WCHAR_T
 
    std::wistringstream wstrm;
 
    wstrm.setstate (wstrm.failbit);
 
    wchar_t ws [3] = { L'x', L'y', L'z' };
    wstrm.getline (ws, 2);
 
    assert (L'\0' == ws [0]);
    assert (L'y' == ws [1]);
    assert (L'z' == ws [2]);
 
#endif   // _RWSTD_NO_WCHAR_T
 
    return 0;
}