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+// (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com)
+// (C) Copyright 2004-2007 Jonathan Turkanis
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+
+#ifndef BOOST_IOSTREAMS_TEST_VERIFICATION_HPP_INCLUDED
+#define BOOST_IOSTREAMS_TEST_VERIFICATION_HPP_INCLUDED
+
+#include <iostream>
+#include <exception>
+#include <string>
+#include <string.h>
+#include <fstream>
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+# include <istream>
+# include <ostream>
+#else
+# include <iostream.h>
+#endif
+
+#include <boost/config.hpp>
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#include "./constants.hpp"
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>
+
+// Code generation bugs cause tests to fail with global optimization.
+#if BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+# pragma optimize("g", off)
+#endif
+
+// Included only by tests; no need to #undef.
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+# define BOOST_TEMPLATE_DECL template<typename Ch, typename Tr>
+# define BOOST_CHAR Ch
+# define BOOST_ISTREAM std::basic_istream<Ch, Tr>
+# define BOOST_OSTREAM std::basic_ostream<Ch, Tr>
+#else
+# define BOOST_TEMPLATE_DECL
+# define BOOST_CHAR char
+# define BOOST_ISTREAM std::istream
+# define BOOST_OSTREAM std::ostream
+#endif
+
+namespace boost { namespace iostreams { namespace test {
+
+BOOST_TEMPLATE_DECL
+bool compare_streams_in_chars(BOOST_ISTREAM& first, BOOST_ISTREAM& second)
+{
+ for (int z = 0; z < data_reps; ++z)
+ for (int w = 0; w < data_length(); ++w)
+ if (first.eof() != second.eof() || first.get() != second.get())
+ return false;
+ return true;
+}
+
+BOOST_TEMPLATE_DECL
+bool compare_streams_in_chunks(BOOST_ISTREAM& first, BOOST_ISTREAM& second)
+{
+ int i = 0;
+ do {
+ BOOST_CHAR buf_one[chunk_size];
+ BOOST_CHAR buf_two[chunk_size];
+ first.read(buf_one, chunk_size);
+ second.read(buf_two, chunk_size);
+ std::streamsize amt = first.gcount();
+ if ( amt != static_cast<std::streamsize>(second.gcount()) ||
+ BOOST_IOSTREAMS_CHAR_TRAITS(BOOST_CHAR)::
+ compare(buf_one, buf_two, static_cast<std::size_t>(amt)) != 0 )
+ return false;
+ ++i;
+ } while (!first.eof());
+ return true;
+}
+
+bool compare_files(const std::string& first, const std::string& second)
+{
+ using namespace std;
+ ifstream one(first.c_str(), BOOST_IOS::in | BOOST_IOS::binary);
+ ifstream two(second.c_str(), BOOST_IOS::in | BOOST_IOS::binary);
+ return compare_streams_in_chunks(one, two);
+}
+
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+ template<typename Container, typename Ch, typename Tr>
+#else
+ template<typename Container>
+#endif
+bool compare_container_and_stream(Container& cnt, BOOST_ISTREAM& is)
+{
+ typename Container::iterator first = cnt.begin();
+ typename Container::iterator last = cnt.end();
+ do {
+ if ((first == last) != is.eof()) return false;
+ if (first != last && *first++ != is.get()) return false;
+ } while (first != last);
+ return true;
+}
+
+template<typename Container>
+bool compare_container_and_file(Container& cnt, const std::string& file)
+{
+ std::ifstream fstrm(file.c_str(), BOOST_IOS::in | BOOST_IOS::binary);
+ return compare_container_and_stream(cnt, fstrm);
+}
+
+BOOST_TEMPLATE_DECL
+void write_data_in_chars(BOOST_OSTREAM& os)
+{
+ for (int z = 0; z < data_reps; ++z)
+ for (int w = 0; w < data_length(); ++w)
+ os.put(detail::data((BOOST_CHAR*)0)[w]);
+ os.flush();
+}
+
+BOOST_TEMPLATE_DECL
+void write_data_in_chunks(BOOST_OSTREAM& os)
+{
+ const BOOST_CHAR* buf = detail::data((BOOST_CHAR*)0);
+ for (int z = 0; z < data_reps; ++z)
+ os.write(buf, data_length());
+ os.flush();
+}
+
+bool test_seekable_in_chars(std::iostream& io)
+{
+ int i; // old 'for' scope workaround.
+
+ // Test seeking with ios::cur
+ for (i = 0; i < data_reps; ++i) {
+ int j;
+ for (j = 0; j < chunk_size; ++j)
+ io.put(narrow_data()[j]);
+ io.seekp(-chunk_size, BOOST_IOS::cur);
+ for (j = 0; j < chunk_size; ++j)
+ if (io.get() != narrow_data()[j])
+ return false;
+ io.seekg(-chunk_size, BOOST_IOS::cur);
+ for (j = 0; j < chunk_size; ++j)
+ io.put(narrow_data()[j]);
+ }
+
+ // Test seeking with ios::beg
+ std::streamoff off = 0;
+ io.seekp(0, BOOST_IOS::beg);
+ for (i = 0; i < data_reps; ++i, off += chunk_size) {
+ int j;
+ for (j = 0; j < chunk_size; ++j)
+ io.put(narrow_data()[j]);
+ io.seekp(off, BOOST_IOS::beg);
+ for (j = 0; j < chunk_size; ++j)
+ if (io.get() != narrow_data()[j])
+ return false;
+ io.seekg(off, BOOST_IOS::beg);
+ for (j = 0; j < chunk_size; ++j)
+ io.put(narrow_data()[j]);
+ }
+
+ // Test seeking with ios::end
+ io.seekp(0, BOOST_IOS::end);
+ off = io.tellp();
+ io.seekp(-off, BOOST_IOS::end);
+ for (i = 0; i < data_reps; ++i, off -= chunk_size) {
+ int j;
+ for (j = 0; j < chunk_size; ++j)
+ io.put(narrow_data()[j]);
+ io.seekp(-off, BOOST_IOS::end);
+ for (j = 0; j < chunk_size; ++j)
+ if (io.get() != narrow_data()[j])
+ return false;
+ io.seekg(-off, BOOST_IOS::end);
+ for (j = 0; j < chunk_size; ++j)
+ io.put(narrow_data()[j]);
+ }
+ return true;
+}
+
+bool test_seekable_in_chunks(std::iostream& io)
+{
+ int i; // old 'for' scope workaround.
+
+ // Test seeking with ios::cur
+ for (i = 0; i < data_reps; ++i) {
+ io.write(narrow_data(), chunk_size);
+ io.seekp(-chunk_size, BOOST_IOS::cur);
+ char buf[chunk_size];
+ io.read(buf, chunk_size);
+ if (strncmp(buf, narrow_data(), chunk_size) != 0)
+ return false;
+ io.seekg(-chunk_size, BOOST_IOS::cur);
+ io.write(narrow_data(), chunk_size);
+ }
+
+ // Test seeking with ios::beg
+ std::streamoff off = 0;
+ io.seekp(0, BOOST_IOS::beg);
+ for (i = 0; i < data_reps; ++i, off += chunk_size) {
+ io.write(narrow_data(), chunk_size);
+ io.seekp(off, BOOST_IOS::beg);
+ char buf[chunk_size];
+ io.read(buf, chunk_size);
+ if (strncmp(buf, narrow_data(), chunk_size) != 0)
+ return false;
+ io.seekg(off, BOOST_IOS::beg);
+ io.write(narrow_data(), chunk_size);
+ }
+
+ // Test seeking with ios::end
+ io.seekp(0, BOOST_IOS::end);
+ off = io.tellp();
+ io.seekp(-off, BOOST_IOS::end);
+ for (i = 0; i < data_reps; ++i, off -= chunk_size) {
+ io.write(narrow_data(), chunk_size);
+ io.seekp(-off, BOOST_IOS::end);
+ char buf[chunk_size];
+ io.read(buf, chunk_size);
+ if (strncmp(buf, narrow_data(), chunk_size) != 0)
+ return false;
+ io.seekg(-off, BOOST_IOS::end);
+ io.write(narrow_data(), chunk_size);
+ }
+ return true;
+}
+
+bool test_input_seekable(std::istream& io)
+{
+ int i; // old 'for' scope workaround.
+
+ // Test seeking with ios::cur
+ for (i = 0; i < data_reps; ++i) {
+ for (int j = 0; j < chunk_size; ++j)
+ if (io.get() != narrow_data()[j])
+ return false;
+ io.seekg(-chunk_size, BOOST_IOS::cur);
+ char buf[chunk_size];
+ io.read(buf, chunk_size);
+ if (strncmp(buf, narrow_data(), chunk_size) != 0)
+ return false;
+ }
+
+ // Test seeking with ios::beg
+ std::streamoff off = 0;
+ io.seekg(0, BOOST_IOS::beg);
+ for (i = 0; i < data_reps; ++i, off += chunk_size) {
+ for (int j = 0; j < chunk_size; ++j)
+ if (io.get() != narrow_data()[j])
+ return false;
+ io.seekg(off, BOOST_IOS::beg);
+ char buf[chunk_size];
+ io.read(buf, chunk_size);
+ if (strncmp(buf, narrow_data(), chunk_size) != 0)
+ return false;
+ }
+
+ // Test seeking with ios::end
+ io.seekg(0, BOOST_IOS::end);
+ off = io.tellg();
+ io.seekg(-off, BOOST_IOS::end);
+ for (i = 0; i < data_reps; ++i, off -= chunk_size) {
+ for (int j = 0; j < chunk_size; ++j)
+ if (io.get() != narrow_data()[j])
+ return false;
+ io.seekg(-off, BOOST_IOS::end);
+ char buf[chunk_size];
+ io.read(buf, chunk_size);
+ if (strncmp(buf, narrow_data(), chunk_size) != 0)
+ return false;
+ }
+ return true;
+}
+
+bool test_output_seekable(std::ostream& io)
+{
+ int i; // old 'for' scope workaround.
+
+ // Test seeking with ios::cur
+ for (i = 0; i < data_reps; ++i) {
+ for (int j = 0; j < chunk_size; ++j)
+ io.put(narrow_data()[j]);
+ io.seekp(-chunk_size, BOOST_IOS::cur);
+ io.write(narrow_data(), chunk_size);
+ }
+
+ // Test seeking with ios::beg
+ std::streamoff off = 0;
+ io.seekp(0, BOOST_IOS::beg);
+ for (i = 0; i < data_reps; ++i, off += chunk_size) {
+ for (int j = 0; j < chunk_size; ++j)
+ io.put(narrow_data()[j]);
+ io.seekp(off, BOOST_IOS::beg);
+ io.write(narrow_data(), chunk_size);
+ }
+
+ // Test seeking with ios::end
+ io.seekp(0, BOOST_IOS::end);
+ off = io.tellp();
+ io.seekp(-off, BOOST_IOS::end);
+ for (i = 0; i < data_reps; ++i, off -= chunk_size) {
+ for (int j = 0; j < chunk_size; ++j)
+ io.put(narrow_data()[j]);
+ io.seekp(-off, BOOST_IOS::end);
+ io.write(narrow_data(), chunk_size);
+ }
+ return true;
+}
+
+bool test_dual_seekable(std::iostream& io)
+{
+ int i; // old 'for' scope workaround.
+
+ // Test seeking with ios::cur
+ for (i = 0; i < data_reps; ++i) {
+ for (int j = 0; j < chunk_size; ++j)
+ io.put(narrow_data()[j]);
+ io.seekp(-chunk_size, BOOST_IOS::cur);
+ for (int j = 0; j < chunk_size; ++j)
+ if (io.get() != narrow_data()[j])
+ return false;
+ io.seekg(-chunk_size, BOOST_IOS::cur);
+ io.write(narrow_data(), chunk_size);
+ char buf[chunk_size];
+ io.read(buf, chunk_size);
+ if (strncmp(buf, narrow_data(), chunk_size) != 0)
+ return false;
+ }
+
+ // Test seeking with ios::beg
+ std::streamoff off = 0;
+ io.seekp(0, BOOST_IOS::beg);
+ io.seekg(0, BOOST_IOS::beg);
+ for (i = 0; i < data_reps; ++i, off += chunk_size) {
+ for (int j = 0; j < chunk_size; ++j)
+ io.put(narrow_data()[j]);
+ io.seekp(off, BOOST_IOS::beg);
+ for (int j = 0; j < chunk_size; ++j)
+ if (io.get() != narrow_data()[j])
+ return false;
+ io.seekg(off, BOOST_IOS::beg);
+ io.write(narrow_data(), chunk_size);
+ char buf[chunk_size];
+ io.read(buf, chunk_size);
+ if (strncmp(buf, narrow_data(), chunk_size) != 0)
+ return false;
+ }
+
+ // Test seeking with ios::end
+ io.seekp(0, BOOST_IOS::end);
+ io.seekg(0, BOOST_IOS::end);
+ off = io.tellp();
+ io.seekp(-off, BOOST_IOS::end);
+ io.seekg(-off, BOOST_IOS::end);
+ for (i = 0; i < data_reps; ++i, off -= chunk_size) {
+ for (int j = 0; j < chunk_size; ++j)
+ io.put(narrow_data()[j]);
+ io.seekp(-off, BOOST_IOS::end);
+ for (int j = 0; j < chunk_size; ++j)
+ if (io.get() != narrow_data()[j])
+ return false;
+ io.seekg(-off, BOOST_IOS::end);
+ io.write(narrow_data(), chunk_size);
+ char buf[chunk_size];
+ io.read(buf, chunk_size);
+ if (strncmp(buf, narrow_data(), chunk_size) != 0)
+ return false;
+ }
+ return true;
+}
+
+} } } // End namespaces test, iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>
+
+#if BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+# pragma optimize("", on)
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_TEST_VERIFICATION_HPP_INCLUDED
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