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139 lines
4.0 KiB
139 lines
4.0 KiB
/*============================================================================
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KWSys - Kitware System Library
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Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
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Distributed under the OSI-approved BSD License (the "License");
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see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the License for more information.
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============================================================================*/
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#include "kwsysPrivate.h"
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#if defined(_MSC_VER)
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# pragma warning (disable:4786)
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#endif
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#include KWSYS_HEADER(FStream.hxx)
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#include <string.h>
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#ifdef __BORLANDC__
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# include <mem.h> /* memcmp */
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#endif
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// Work-around CMake dependency scanning limitation. This must
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// duplicate the above list of headers.
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#if 0
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# include "FStream.hxx.in"
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#endif
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#include <iostream>
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//----------------------------------------------------------------------------
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static int testNoFile()
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{
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kwsys::ifstream in_file("NoSuchFile.txt");
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if(in_file)
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{
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return 1;
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}
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return 0;
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}
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static const int num_test_files = 7;
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static const int max_test_file_size = 45;
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static kwsys::FStream::BOM expected_bom[num_test_files] =
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{
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kwsys::FStream::BOM_None,
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kwsys::FStream::BOM_None,
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kwsys::FStream::BOM_UTF8,
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kwsys::FStream::BOM_UTF16LE,
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kwsys::FStream::BOM_UTF16BE,
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kwsys::FStream::BOM_UTF32LE,
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kwsys::FStream::BOM_UTF32BE
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};
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static unsigned char expected_bom_data[num_test_files][5] =
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{
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{0},
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{0},
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{3, 0xEF, 0xBB, 0xBF},
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{2, 0xFF, 0xFE},
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{2, 0xFE, 0xFF},
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{4, 0xFF, 0xFE, 0x00, 0x00},
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{4, 0x00, 0x00, 0xFE, 0xFF},
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};
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static unsigned char file_data[num_test_files][max_test_file_size] =
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{
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{1, 'H'},
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{11, 'H', 'e', 'l', 'l', 'o', ' ', 'W', 'o', 'r', 'l', 'd'},
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{11, 'H', 'e', 'l', 'l', 'o', ' ', 'W', 'o', 'r', 'l', 'd'},
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{22, 0x48, 0x00, 0x65, 0x00, 0x6C, 0x00, 0x6C, 0x00, 0x6F, 0x00, 0x20, 0x00,
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0x57, 0x00, 0x6F, 0x00, 0x72, 0x00, 0x6C, 0x00, 0x64, 0x00},
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{22, 0x00, 0x48, 0x00, 0x65, 0x00, 0x6C, 0x00, 0x6C, 0x00, 0x6F, 0x00, 0x20,
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0x00, 0x57, 0x00, 0x6F, 0x00, 0x72, 0x00, 0x6C, 0x00, 0x64},
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{44, 0x48, 0x00, 0x00, 0x00, 0x65, 0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00,
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0x6C, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
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0x57, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x72, 0x00, 0x00, 0x00,
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0x6C, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00},
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{44, 0x00, 0x00, 0x00, 0x48, 0x00, 0x00, 0x00, 0x65, 0x00, 0x00, 0x00, 0x6C,
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0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x20,
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0x00, 0x00, 0x00, 0x57, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x72,
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0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00, 0x64},
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};
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//----------------------------------------------------------------------------
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static int testBOM()
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{
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// test various encodings in binary mode
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for(int i=0; i<num_test_files; i++)
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{
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{
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kwsys::ofstream out("bom.txt", kwsys::ofstream::binary);
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out.write(reinterpret_cast<const char*>(expected_bom_data[i]+1),
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*expected_bom_data[i]);
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out.write(reinterpret_cast<const char*>(file_data[i]+1),
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file_data[i][0]);
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}
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kwsys::ifstream in("bom.txt", kwsys::ofstream::binary);
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kwsys::FStream::BOM bom = kwsys::FStream::ReadBOM(in);
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if(bom != expected_bom[i])
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{
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std::cout << "Unexpected BOM " << i << std::endl;
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return 1;
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}
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char data[max_test_file_size];
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in.read(data, file_data[i][0]);
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if(!in.good())
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{
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std::cout << "Unable to read data " << i << std::endl;
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return 1;
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}
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if(memcmp(data, file_data[i]+1, file_data[i][0]) != 0)
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{
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std::cout << "Incorrect read data " << i << std::endl;
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return 1;
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}
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}
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return 0;
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}
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//----------------------------------------------------------------------------
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int testFStream(int, char*[])
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{
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int ret = 0;
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ret |= testNoFile();
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ret |= testBOM();
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return ret;
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}
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