mirror of
https://github.com/reactos/CMake.git
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114 lines
3.3 KiB
C++
114 lines
3.3 KiB
C++
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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file Copyright.txt or https://cmake.org/licensing#kwsys for details. */
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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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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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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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kwsys::FStream::BOM_None, kwsys::FStream::BOM_None,
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kwsys::FStream::BOM_UTF8, kwsys::FStream::BOM_UTF16LE,
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kwsys::FStream::BOM_UTF16BE, 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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{ 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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{ 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,
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0x00, 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,
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0x20, 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,
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0x00, 0x6C, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00,
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0x00, 0x57, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x72, 0x00, 0x00,
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0x00, 0x6C, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00 },
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{ 44, 0x00, 0x00, 0x00, 0x48, 0x00, 0x00, 0x00, 0x65, 0x00, 0x00, 0x00,
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0x6C, 0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00,
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0x20, 0x00, 0x00, 0x00, 0x57, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00,
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0x72, 0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00, 0x64 },
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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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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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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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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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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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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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