Function require_vector_close

tests/unittests/test_diffusion_math.cpp:19–30

}

void require_vector_close(
    const std::vector<float> & actual,
    const std::vector<float> & expected,
    float tolerance,
    const char * label) {
    if (actual.size() != expected.size()) {
        throw std::runtime_error(std::string(label) + " size mismatch");
    }
    for (size_t i = 0; i < actual.size(); ++i) {
        require_close(actual[i], expected[i], tolerance, label);
    }
}

void test_guidance() {
    const std::vector<float> pred_cond{0.4F, -0.2F, 0.8F, -0.5F, 0.1F, 0.6F};