tests/test_byteio.cpp


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#include <doctest/doctest.h>

#include <vector>

#include "packeteer/byteio.hpp"

using namespace packeteer;

TEST_CASE("read_be16 reads a big-endian 16-bit value") {
    std::vector<unsigned char> bytes = {0x12, 0x34};
    CHECK(read_be16(bytes, 0) == 0x1234);
}

TEST_CASE("read_be32 reads a big-endian 32-bit value") {
    std::vector<unsigned char> bytes = {0xDE, 0xAD, 0xBE, 0xEF};
    CHECK(read_be32(bytes, 0) == 0xDEADBEEFu);
}

TEST_CASE("read_be16/read_be32 read from a nonzero offset") {
    std::vector<unsigned char> bytes = {0x00, 0x00, 0x12, 0x34, 0x56, 0x78};
    CHECK(read_be16(bytes, 2) == 0x1234);
    CHECK(read_be32(bytes, 2) == 0x12345678u);
}