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Viewing changes to libcxx/test/depr/depr.str.strstreams/depr.istrstream/depr.istrstream.cons/cp_size.pass.cpp

  • Committer: Package Import Robot
  • Author(s): Andrej Belym
  • Date: 2012-06-02 19:25:47 UTC
  • Revision ID: package-import@ubuntu.com-20120602192547-b6ta950a8ckc9um2
Tags: upstream-1.0~svn160132
Import upstream version 1.0~svn160132

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libcxx/test/depr/depr.str.strstreams/depr.istrstream/depr.istrstream.cons/cp_size.pass.cpp
 
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//===----------------------------------------------------------------------===//
 
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//
 
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//                     The LLVM Compiler Infrastructure
 
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//
 
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// This file is dual licensed under the MIT and the University of Illinois Open
 
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// Source Licenses. See LICENSE.TXT for details.
 
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//
 
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//===----------------------------------------------------------------------===//
 
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// <strstream>
 
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// class istrstream
 
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// explicit istrstream(char* s, streamsize n);
 
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#include <strstream>
 
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#include <cassert>
 
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int main()
 
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{
 
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    {
 
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        char buf[] = "123 4.5 dog";
 
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        std::istrstream in(buf, 7);
 
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        int i;
 
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        in >> i;
 
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        assert(i == 123);
 
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        double d;
 
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        in >> d;
 
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        assert(d == 4.5);
 
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        std::string s;
 
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        in >> s;
 
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        assert(s == "");
 
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        assert(in.eof());
 
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        assert(in.fail());
 
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        in.clear();
 
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        in.putback('5');
 
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        assert(!in.fail());
 
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        in.putback('5');
 
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        assert(!in.fail());
 
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        assert(buf[5] == '5');
 
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        assert(buf[6] == '5');
 
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    }
 
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}