diff options
Diffstat (limited to 'Source/kwsys/testFStream.cxx')
| -rw-r--r-- | Source/kwsys/testFStream.cxx | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/Source/kwsys/testFStream.cxx b/Source/kwsys/testFStream.cxx index 8942549..9abfd4c 100644 --- a/Source/kwsys/testFStream.cxx +++ b/Source/kwsys/testFStream.cxx @@ -16,11 +16,17 @@ #endif #include KWSYS_HEADER(FStream.hxx) +#include KWSYS_HEADER(ios/iostream) +#include <string.h> +#ifdef __BORLANDC__ +# include <mem.h> /* memcmp */ +#endif // Work-around CMake dependency scanning limitation. This must // duplicate the above list of headers. #if 0 # include "FStream.hxx.in" +# include "kwsys_ios_iostream.h.in" #endif @@ -36,6 +42,141 @@ static int testNoFile() return 0; } +static kwsys::FStream::BOM expected_bom[5] = +{ + kwsys::FStream::BOM_UTF8, + kwsys::FStream::BOM_UTF16LE, + kwsys::FStream::BOM_UTF16BE, + kwsys::FStream::BOM_UTF32LE, + kwsys::FStream::BOM_UTF32BE +}; + +static unsigned char expected_bom_data[5][5] = +{ + {3, 0xEF, 0xBB, 0xBF}, + {2, 0xFF, 0xFE}, + {2, 0xFE, 0xFF}, + {4, 0xFF, 0xFE, 0x00, 0x00}, + {4, 0x00, 0x00, 0xFE, 0xFF}, +}; + +static unsigned char file_data[5][45] = +{ + {11, 'H', 'e', 'l', 'l', 'o', ' ', 'W', 'o', 'r', 'l', 'd'}, + {22, 0x48, 0x00, 0x65, 0x00, 0x6C, 0x00, 0x6C, 0x00, 0x6F, 0x00, 0x20, 0x00, + 0x57, 0x00, 0x6F, 0x00, 0x72, 0x00, 0x6C, 0x00, 0x64, 0x00}, + {22, 0x00, 0x48, 0x00, 0x65, 0x00, 0x6C, 0x00, 0x6C, 0x00, 0x6F, 0x00, 0x20, + 0x00, 0x57, 0x00, 0x6F, 0x00, 0x72, 0x00, 0x6C, 0x00, 0x64}, + {44, 0x48, 0x00, 0x00, 0x00, 0x65, 0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00, + 0x6C, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, + 0x57, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x72, 0x00, 0x00, 0x00, + 0x6C, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00}, + {44, 0x00, 0x00, 0x00, 0x48, 0x00, 0x00, 0x00, 0x65, 0x00, 0x00, 0x00, 0x6C, + 0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x20, + 0x00, 0x00, 0x00, 0x57, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x72, + 0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00, 0x64}, +}; + +//---------------------------------------------------------------------------- +static int testBOM() +{ + // test various encodings in binary mode + for(int i=0; i<5; i++) + { + { + kwsys::ofstream out("bom.txt", kwsys::ofstream::binary); + out.write(reinterpret_cast<const char*>(expected_bom_data[i]+1), + *expected_bom_data[i]); + out.write(reinterpret_cast<const char*>(file_data[i]+1), + file_data[i][0]); + } + + kwsys::ifstream in("bom.txt", kwsys::ofstream::binary); + kwsys::FStream::BOM bom = kwsys::FStream::ReadBOM(in); + if(bom != expected_bom[i]) + { + kwsys_ios::cout << "Unexpected BOM " << i << std::endl; + return 1; + } + char data[45]; + in.read(data, file_data[i][0]); + if(!in.good()) + { + kwsys_ios::cout << "Unable to read data " << i << std::endl; + return 1; + } + + if(memcmp(data, file_data[i]+1, file_data[i][0]) != 0) + { + kwsys_ios::cout << "Incorrect read data " << i << std::endl; + return 1; + } + + } + + // test text file without bom + { + { + kwsys::ofstream out("bom.txt"); + out << "Hello World"; + } + + kwsys::ifstream in("bom.txt"); + kwsys::FStream::BOM bom = kwsys::FStream::ReadBOM(in); + if(bom != kwsys::FStream::BOM_None) + { + kwsys_ios::cout << "Unexpected BOM for none case" << std::endl; + return 1; + } + char data[45]; + in.read(data, file_data[0][0]); + if(!in.good()) + { + kwsys_ios::cout << "Unable to read data for none case" << std::endl; + return 1; + } + + if(memcmp(data, file_data[0]+1, file_data[0][0]) != 0) + { + kwsys_ios::cout << "Incorrect read data for none case" << std::endl; + return 1; + } + } + + // test text file with utf-8 bom + { + { + kwsys::ofstream out("bom.txt"); + out.write(reinterpret_cast<const char*>(expected_bom_data[0]+1), + *expected_bom_data[0]); + out << "Hello World"; + } + + kwsys::ifstream in("bom.txt"); + kwsys::FStream::BOM bom = kwsys::FStream::ReadBOM(in); + if(bom != kwsys::FStream::BOM_UTF8) + { + kwsys_ios::cout << "Unexpected BOM for utf-8 case" << std::endl; + return 1; + } + char data[45]; + in.read(data, file_data[0][0]); + if(!in.good()) + { + kwsys_ios::cout << "Unable to read data for utf-8 case" << std::endl; + return 1; + } + + if(memcmp(data, file_data[0]+1, file_data[0][0]) != 0) + { + kwsys_ios::cout << "Incorrect read data for utf-8 case" << std::endl; + return 1; + } + } + + return 0; +} + //---------------------------------------------------------------------------- int testFStream(int, char*[]) @@ -43,6 +184,7 @@ int testFStream(int, char*[]) int ret = 0; ret |= testNoFile(); + ret |= testBOM(); return ret; } |