void PosOverrunTest()
{
String tmpfile = GetTempFileName("pos");
FileOut fo;
if(!fo.Open(tmpfile)) {
Cout() << "PosOverrunTest: error creating file " << tmpfile << "\n";
return;
}
for(int i = 0; i < 0x10000; i++)
fo.PutIW(i);
int64 size = fo.GetSize();
fo.Close();
if(fo.IsError() || size != 0x20000) {
Cout() << "PosOverrunTest generator error, file " << tmpfile << "\n";
return;
}
FileIn fi;
fi.SetBufferSize(4096);
if(!fi.Open(tmpfile)) {
Cout() << "PosOverrunTest: error reopening temporary file " << tmpfile << "\n";
return;
}
for(int i = 0; i < 4096; i++)
fi.Get();
char buffer[32];
fi.GetAll(buffer, 32);
bool ok = true;
for(int i = 0; i < 16; i++) {
int strmval = PeekIW(buffer + 2 * i);
int expect = 2048 + i;
if(strmval != expect) {
Cout() << "PosOverrunTest: " << FormatIntHex(expect, 4) << " expected, " << FormatIntHex(strmval, 4) << " found\n";
ok = false;
}
}
if(ok)
Cout() << "PosOverrunTest: finished without errors\n";
}
static String sZet(FileIn& in, int offset, int len)
{
in.Seek(offset);
return ZDecompress(in.Get(len));
}