Function require_allclose

tests/unittests/test_encoder_modules.cpp:26–43

void require(bool condition, const std::string & message) {
    if (!condition) {
        throw std::runtime_error(message);
    }
}

void require_allclose(
    const std::vector<float> & actual,
    const std::vector<float> & expected,
    float atol,
    const std::string & label) {
    if (actual.size() != expected.size()) {
        throw std::runtime_error(label + " size mismatch");
    }
    for (size_t i = 0; i < actual.size(); ++i) {
        const float diff = std::fabs(actual[i] - expected[i]);
        if (!std::isfinite(diff) || diff > atol) {
            std::ostringstream oss;
            oss << label << " mismatch at " << i << ": expected " << expected[i] << ", got " << actual[i]
                << ", diff=" << diff;
            throw std::runtime_error(oss.str());
        }