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#include <forstio/test/suite.hpp>
#include "../c++/data.hpp"
#include "../c++/simple.hpp"
#include "../c++/transport.hpp"
#include <iostream>
namespace {
namespace schema {
using namespace saw::schema;
using ZeroDimArray = Array<Int32,0>;
using OneDimArray = Array<Int32,1>;
using TwoDimArray = Array<Int32,2>;
using ThreeDimArray = Array<Int32,3>;
using TestStruct = Struct<
Member<TwoDimArray, "two_dim_array">,
Member<UInt64, "number">
>;
}
SAW_TEST("Transport FixedLen Struct write and slice"){
using namespace saw;
ring_buffer buff{2048u};
data<schema::TestStruct,encode::Native> native;
data<schema::TestStruct,encode::KelSimple> simple;
{
auto& tda = native.template get<"two_dim_array">();
tda = {1,2};
tda.at({0,0}).set(5);
tda.at({0,1}).set(3);
native.template get<"number">().set(410);
}
codec<schema::TestStruct, encode::KelSimple> codec;
{
auto eov = codec.encode(native, simple);
SAW_EXPECT(eov.is_value(), "Encoding error.");
}
{
auto& rd_buff = simple.get_buffer();
{
auto eov = stream_value<schema::UInt64>::encode(rd_buff.read_composite_length(), buff);
SAW_EXPECT(eov.is_value(), "Buffer first write length error.");
}
{
auto eov = buff.write_from(rd_buff);
SAW_EXPECT(eov.is_value(), "Buffer copy error.");
auto& val = eov.get_value();
rd_buff.read_advance(val);
buff.write_advance(val);
}
}
// Reset values
native = {};
simple = {};
{
auto& tda = native.template get<"two_dim_array">();
tda = {1,2};
tda.at({0,0}).set(2);
tda.at({0,1}).set(4);
native.template get<"number">().set(709);
}
{
auto eov = codec.encode(native, simple);
SAW_EXPECT(eov.is_value(), "Encoding error on second try.");
}
{
auto& rd_buff = simple.get_buffer();
{
auto eov = stream_value<schema::UInt64>::encode(rd_buff.read_composite_length(), buff);
SAW_EXPECT(eov.is_value(), "Buffer second write length error.");
}
{
auto eov = buff.write_from(rd_buff);
SAW_EXPECT(eov.is_value(), "Buffer copy error.");
auto& val = eov.get_value();
rd_buff.read_advance(val);
buff.write_advance(val);
}
}
transport<trans::FixedLength<8>> trans;
{
auto eo_slice = trans.view_slice(buff);
SAW_EXPECT(eo_slice.is_value(), "Buffer third write length error.");
auto& slice = eo_slice.get_value();
auto arr_buff = heap<array_buffer>(1024u);
{
auto eov = arr_buff->write_from(slice);
SAW_EXPECT(eov.is_value(), "Failed to copy buffer.");
auto& len_val = eov.get_value();
slice.read_advance(len_val);
buff.read_advance(len_val);
arr_buff->write_advance(len_val);
}
data<schema::TestStruct, encode::KelSimple> simple_slice{std::move(arr_buff)};
native = {};
auto eov = codec.decode(simple_slice, native);
SAW_EXPECT(eov.is_value(), "Decoding error on first try.");
{
auto& tda = native.template get<"two_dim_array">();
SAW_EXPECT(tda.at({0,0}).get() == 5, "Decoded value (0,0) wrong.");
SAW_EXPECT(tda.at({0,1}).get() == 3, "Decoded value (0,1) wrong.");
SAW_EXPECT(native.template get<"number">().get() == 410, "Decoded value number wrong.");
}
}
{
auto eo_slice = trans.view_slice(buff);
SAW_EXPECT(eo_slice.is_value(), std::string{"Buffer fourth write length error: "} + std::string{eo_slice.get_error().get_category()});
auto& slice = eo_slice.get_value();
auto arr_buff = heap<array_buffer>(1024u);
{
auto eov = arr_buff->write_from(slice);
SAW_EXPECT(eov.is_value(), "Failed to copy buffer.");
auto& len_val = eov.get_value();
slice.read_advance(len_val);
buff.read_advance(len_val);
arr_buff->write_advance(len_val);
}
data<schema::TestStruct, encode::KelSimple> simple_slice{std::move(arr_buff)};
native = {};
auto eov = codec.decode(simple_slice, native);
SAW_EXPECT(eov.is_value(), "Decoding error on second try.");
{
auto& tda = native.template get<"two_dim_array">();
SAW_EXPECT(tda.at({0,0}).get() == 2, "Decoded value (0,0) wrong.");
SAW_EXPECT(tda.at({0,1}).get() == 4, "Decoded value (0,1) wrong.");
SAW_EXPECT(native.template get<"number">().get() == 709, "Decoded value number wrong.");
}
}
}
}
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