gplib/tests/cbor_test.cpp

#include <gp/allocator/arena.hpp>
#include <gp/array.hpp>
#include <gp/enveloppe/cbor.hpp>
#include "test_scaffold.h"

struct cbor_test : public test_scaffold {
	cbor_test() {
		name = __FILE__ ":1";
	}

	virtual int run() {
		gp::array<char, 4096> store;
		gp::arena alloc{&*store.begin(), store.size()};

		using some_int = gp::fixed_variant<int, unsigned int, long long>;
		{
			some_int a{16};
			some_int b = 12u;
			b = a;
			gp_config::assertion(b.is_a<int>(), "b got wrong type assigned");
		}
		{
			some_int a{16u};
			some_int b = a;
			gp_config::assertion(b.is_a<unsigned int>(), "b got wrong type assigned");
			gp_config::assertion(b.value<unsigned int>() == 16, "b got wrong value assigned");
		}
		{
			some_int a{16u};
			some_int b = gp::move(a);
			gp_config::assertion(b.is_a<unsigned int>(), "b got wrong type assigned");
			gp_config::assertion(b.value<unsigned int>() == 16, "b got wrong value assigned");
		}
		{
			some_int a{16u};
			some_int b;
			new(&b) some_int(a);
			gp_config::assertion(b.is_a<unsigned int>(), "b got wrong type assigned");
			gp_config::assertion(b.value<unsigned int>() == 16, "b got wrong value assigned");
		}
		{
			some_int a{16u};
			some_int b;
			new(&b) some_int(gp::move(a));
			gp_config::assertion(b.is_a<unsigned int>(), "b got wrong type assigned");
			gp_config::assertion(b.value<unsigned int>() == 16, "b got wrong value assigned");
		}
		{
			gp::vector<some_int> vec{alloc};
			vec.emplace_back(12u);
			vec.emplace_back(-16);
			gp_config::assertion(vec[0].is_a<unsigned int>(), "vec0 got wrong type assigned");
			gp_config::assertion(vec[1].is_a<int>(), "vec1 got wrong type assigned");
		}
		{
			gp::cbor_value data{alloc};
			auto gen = data.new_object();
			gen.push_back(gp::make_pair(gp::cbor_value{uint8_t(12), alloc}, gp::cbor_value{int32_t(-98), alloc}));
			gen.push_back(gp::make_pair(gp::cbor_value{uint8_t(13), alloc}, gp::cbor_value{uint32_t(98), alloc}));
			data = gen;

			gp::array<std::byte, 7> serialized;
			gp::array<std::byte, 7> serialized_manual{
				std::byte(0b10100010), 
				std::byte(0b00001100), 
				std::byte(0b00111000), std::byte(98),
				std::byte(0b00001101), 
				std::byte(0b00011000), std::byte(98)
			};

			auto ret_it = data.encode(serialized.as_buffer());

			gp_config::assertion(serialized.begin() != ret_it, "could not encode");
			gp_config::assertion(serialized == serialized_manual, "data did not serialize correctly");
		}
		{
			gp::cbor_value data{alloc};
			data = gp::cbor_number(1);

			gp::array<std::byte, 1> serialized;
			gp::array<std::byte, 1> serialized_manual{
				std::byte(1)
			};

			auto ret_it = data.encode(serialized.as_buffer());

			gp_config::assertion(serialized.begin() != ret_it, "could not encode");
			gp_config::assertion(serialized == serialized_manual, "data did not serialize correctly");
		}
		{
			gp::cbor_value data{alloc};
			data = gp::cbor_floating_point(128.5f);

			gp::array<std::byte, 5> serialized;
			gp::array<std::byte, 5> serialized_manual{
				std::byte(0b11111010),
				std::byte(0b01000011),
				std::byte(0b00000000),
				std::byte(0b10000000),
				std::byte(0b00000000)
			};

			auto ret_it = data.encode(serialized.as_buffer());

			gp_config::assertion(serialized.begin() != ret_it, "could not encode");
			gp_config::assertion(serialized == serialized_manual, "data did not serialize correctly");
		}
		{
			gp::vector<std::byte> str{alloc};
			str.reserve(5);
			for(auto a : {'h', 'e', 'l', 'l', 'o'})
				str.push_back((std::byte)a);
			gp::cbor_value data{alloc};
			data = str;

			gp::array<std::byte, 6> serialized;
			gp::array<std::byte, 6> serialized_manual{
				std::byte(0b01000101),
				std::byte('h'),
				std::byte('e'),
				std::byte('l'),
				std::byte('l'),
				std::byte('o')
			};

			auto ret_it = data.encode(serialized.as_buffer());

			gp_config::assertion(serialized.begin() != ret_it, "could not encode");
			gp_config::assertion(serialized == serialized_manual, "data did not serialize correctly");
		}

		return 0;
	}
};

append_test dummy_pg5zhr8bv(new cbor_test{});