void BufferTest::testEvenMoreComplicatedSerialization()
{
struct X
{
X() : a((Real)3.4)
, b(6)
, c('c')
, e((Real)-0.04)
{
for (int i = 0; i < 4; ++i)
d[i] = 'A' + i;
for (int i = 0; i < 3; ++i)
f[i] = 100 + i;
}
Real a;
UInt32 b;
Byte c;
Byte d[4];
Real e;
Int32 f[3];
};
X xi[2];
xi[0].a = (Real)8.8;
xi[1].a = (Real)4.5;
xi[1].c = 't';
xi[1].d[0] = 'X';
xi[1].e = (Real)3.14;
xi[1].f[0] = -999;
// Write the two Xs to a buffer
WriteBuffer wb;
TEST2("BufferTest::testComplicatedSerialization(), empty WriteBuffer should have 0 size", wb.getSize() == 0);
// Write the number of Xs
UInt32 size = 2;
wb.write((UInt32 &)size);
// Write all Xs.
for (UInt32 i = 0; i < size; ++i)
{
wb.write(xi[i].a);
wb.write(xi[i].b);
wb.write(xi[i].c);
Size len = 4;
wb.write((const Byte *)xi[i].d, len);
wb.write(xi[i].e);
len = 3;
wb.write(xi[i].f, len);
}
ReadBuffer rb(wb.getData(), wb.getSize());
// Read number of Xs
rb.read(size);
// Allocate array of Xs
X * xo = new X[size];
for (Size i = 0; i < size; ++i)
{
rb.read(xo[i].a);
rb.read(xo[i].b);
rb.read(xo[i].c);
Size len = 4;
Int32 res = rb.read(xo[i].d, len);
TEST2("BufferTest::testComplicatedSerialization(), rb.read(xi[i].d, 4) failed", res == 0);
TEST2("BufferTest::testComplicatedSerialization(), rb.read(xi[i].d, 4) == 4", len == 4);
rb.read(xo[i].e);
len = 3;
res = rb.read(xo[i].f, len);
NTA_INFO << "xo[" << i << "]={" << xo[i].a << " "
<< xo[i].b << " "
<< xo[i].c << " "
<< "'" << std::string(xo[i].d, 4) << "'"
<< " " << xo[i].e << " "
<< "'" << xo[i].f[0] << "," << xo[i].f[1] << "," << xo[i].f[2] << "'"
;
}
TEST2("BufferTest::testComplicatedSerialization(), xo[0].a == 8.8", nearlyEqual(xo[0].a, nta::Real(8.8)));
TEST2("BufferTest::testComplicatedSerialization(), xo[0].b == 6", xo[0].b == 6);
TEST2("BufferTest::testComplicatedSerialization(), xo[0].c == 'c'", xo[0].c == 'c');
TEST2("BufferTest::testComplicatedSerialization(), xo[0].d == ABCD", std::string(xo[0].d, 4) == std::string("ABCD"));
TEST2("BufferTest::testComplicatedSerialization(), xo[0].e == -0.04", nearlyEqual(xo[0].e, nta::Real(-0.04)));
TEST2("BufferTest::testComplicatedSerialization(), xo[0].f[0] == 100", xo[0].f[0] == 100);
TEST2("BufferTest::testComplicatedSerialization(), xo[0].f[1] == 101", xo[0].f[1] == 101);
TEST2("BufferTest::testComplicatedSerialization(), xo[0].f[2] == 102", xo[0].f[2] == 102);
TEST2("BufferTest::testComplicatedSerialization(), xo[1].a == 4.5", xo[1].a == nta::Real(4.5));
TEST2("BufferTest::testComplicatedSerialization(), xo[1].b == 6", xo[1].b == 6);
TEST2("BufferTest::testComplicatedSerialization(), xo[1].c == 't'", xo[1].c == 't');
TEST2("BufferTest::testComplicatedSerialization(), xo[1].d == XBCD", std::string(xo[1].d, 4) == std::string("XBCD"));
TEST2("BufferTest::testComplicatedSerialization(), xo[1].e == 3.14", xo[1].e == nta::Real(3.14));
TEST2("BufferTest::testComplicatedSerialization(), xo[1].f[0] == -999", xo[1].f[0] == -999);
TEST2("BufferTest::testComplicatedSerialization(), xo[1].f[1] == 101", xo[1].f[1] == 101);
TEST2("BufferTest::testComplicatedSerialization(), xo[1].f[2] == 102", xo[1].f[2] == 102);
}
void DataTypeFixedString::serializeBinary(const IColumn & column, size_t row_num, WriteBuffer & ostr) const
{
ostr.write(reinterpret_cast<const char *>(&static_cast<const ColumnFixedString &>(column).getChars()[n * row_num]), n);
}