ceph/src/boost/libs/iostreams/test/detail/temp_file.hpp

   1 // (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com)
   2 // (C) Copyright 2004-2007 Jonathan Turkanis
   3 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
   5
   6 // See http://www.boost.org/libs/iostreams for documentation.
   7
   8 #ifndef BOOST_IOSTREAMS_TEST_FILES_HPP_INCLUDED
   9 #define BOOST_IOSTREAMS_TEST_FILES_HPP_INCLUDED
  10
  11 #include <cctype>                             // toupper, tolower
  12 #include <cstdio>                             // tmpname, TMP_MAX, remove
  13 #include <cstdlib>                            // rand, toupper, tolower (VC6)
  14 #include <fstream>
  15 #include <string>
  16 #include <boost/filesystem/operations.hpp>
  17 #include "./constants.hpp"
  18
  19 #ifdef BOOST_NO_STDC_NAMESPACE
  20 # undef toupper
  21 # undef tolower
  22 # undef remove
  23 # undef rand
  24 namespace std {
  25     using ::toupper; using ::tolower; using ::remove; using ::rand;
  26 }
  27 #endif
  28
  29 namespace boost { namespace iostreams { namespace test {
  30
  31 // Represents a temp file, deleted upon destruction.
  32 class temp_file {
  33 public:
  34
  35     // Constructs a temp file which does not initially exist.
  36     temp_file() { set_name(); }
  37     ~temp_file() { (void)std::remove(name_.c_str()); }
  38     const ::std::string name() const { return name_; }
  39     operator const ::std::string() const { return name_; }
  40 private:
  41     void set_name() {
  42         name_ = boost::filesystem::unique_path().string();
  43     }
  44
  45     ::std::string name_;
  46 };
  47
  48 struct test_file : public temp_file {
  49     test_file()
  50         {
  51             BOOST_IOS::openmode mode =
  52                 BOOST_IOS::out | BOOST_IOS::binary;
  53             ::std::ofstream f(name().c_str(), mode);
  54             const ::std::string n(name());
  55             const char* buf = narrow_data();
  56             for (int z = 0; z < data_reps; ++z)
  57                 f.write(buf, data_length());
  58         }
  59 };
  60
  61
  62 struct uppercase_file : public temp_file {
  63     uppercase_file()
  64         {
  65             BOOST_IOS::openmode mode =
  66                 BOOST_IOS::out | BOOST_IOS::binary;
  67             ::std::ofstream f(name().c_str(), mode);
  68             const char* buf = narrow_data();
  69             for (int z = 0; z < data_reps; ++z)
  70                 for (int w = 0; w < data_length(); ++w)
  71                     f.put((char) std::toupper(buf[w]));
  72         }
  73 };
  74
  75 struct lowercase_file : public temp_file {
  76     lowercase_file()
  77         {
  78             BOOST_IOS::openmode mode =
  79                 BOOST_IOS::out | BOOST_IOS::binary;
  80             ::std::ofstream f(name().c_str(), mode);
  81             const char* buf = narrow_data();
  82             for (int z = 0; z < data_reps; ++z)
  83                 for (int w = 0; w < data_length(); ++w)
  84                     f.put((char) std::tolower(buf[w]));
  85         }
  86 };
  87
  88 //----------------------------------------------------------------------------//
  89
  90 } } } // End namespaces test, iostreams, boost.
  91
  92 #endif // #ifndef BOOST_IOSTREAMS_TEST_FILES_HPP_INCLUDED