68 lines
1.7 KiB
C++
68 lines
1.7 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <sstream>
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// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
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// class basic_istringstream
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// explicit basic_istringstream(const basic_string<charT,traits,allocator>& str,
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// ios_base::openmode which = ios_base::in);
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#include <sstream>
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#include <cassert>
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int main()
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{
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{
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std::istringstream ss(" 123 456");
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assert(ss.rdbuf() != 0);
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assert(ss.good());
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assert(ss.str() == " 123 456");
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int i = 0;
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ss >> i;
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assert(i == 123);
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ss >> i;
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assert(i == 456);
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}
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{
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std::istringstream ss(" 123 456", std::ios_base::out);
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assert(ss.rdbuf() != 0);
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assert(ss.good());
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assert(ss.str() == " 123 456");
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int i = 0;
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ss >> i;
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assert(i == 123);
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ss >> i;
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assert(i == 456);
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}
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{
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std::wistringstream ss(L" 123 456");
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assert(ss.rdbuf() != 0);
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assert(ss.good());
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assert(ss.str() == L" 123 456");
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int i = 0;
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ss >> i;
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assert(i == 123);
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ss >> i;
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assert(i == 456);
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}
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{
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std::wistringstream ss(L" 123 456", std::ios_base::out);
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assert(ss.rdbuf() != 0);
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assert(ss.good());
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assert(ss.str() == L" 123 456");
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int i = 0;
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ss >> i;
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assert(i == 123);
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ss >> i;
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assert(i == 456);
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}
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}
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