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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <strstream>
// class strstream
// strstream(char* s, int n, ios_base::openmode mode = ios_base::in | ios_base::out);
#include <strstream>
#include <cassert>
int main()
{
{
char buf[] = "123 4.5 dog";
std::strstream inout(buf, 0);
assert(inout.str() == std::string("123 4.5 dog"));
int i = 321;
double d = 5.5;
std::string s("cat");
inout >> i;
assert(inout.fail());
inout.clear();
inout << i << ' ' << d << ' ' << s;
assert(inout.str() == std::string("321 5.5 cat"));
i = 0;
d = 0;
s = "";
inout >> i >> d >> s;
assert(i == 321);
assert(d == 5.5);
assert(s == "cat");
}
{
char buf[23] = "123 4.5 dog";
std::strstream inout(buf, 11, std::ios::app);
assert(inout.str() == std::string("123 4.5 dog"));
int i = 0;
double d = 0;
std::string s;
inout >> i >> d >> s;
assert(i == 123);
assert(d == 4.5);
assert(s == "dog");
i = 321;
d = 5.5;
s = "cat";
inout.clear();
inout << i << ' ' << d << ' ' << s;
assert(inout.str() == std::string("123 4.5 dog321 5.5 cat"));
}
}
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