use serde::{Deserialize, Serialize};
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct HwInventory {
pub pc_id: String,
pub hostname: String,
pub os_name: String,
pub os_version: String,
pub os_build: Option<String>,
pub cpu_model: String,
pub cpu_cores: u32,
pub ram_bytes: u64,
pub disks: Vec<DiskInfo>,
pub collected_at: chrono::DateTime<chrono::Utc>,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct DiskInfo {
pub device_id: String,
pub size_bytes: u64,
pub free_bytes: u64,
pub file_system: Option<String>,
}
#[cfg(test)]
mod tests {
use super::*;
use chrono::TimeZone;
#[test]
fn hw_inventory_round_trips_with_disks() {
let inv = HwInventory {
pc_id: "minipc".into(),
hostname: "MINIPC".into(),
os_name: "Windows 11 Pro".into(),
os_version: "10.0.26200".into(),
os_build: Some("26200".into()),
cpu_model: "Intel Core i7".into(),
cpu_cores: 12,
ram_bytes: 64 * 1024 * 1024 * 1024,
disks: vec![DiskInfo {
device_id: "C:".into(),
size_bytes: 1_000_000_000_000,
free_bytes: 500_000_000_000,
file_system: Some("NTFS".into()),
}],
collected_at: chrono::Utc.with_ymd_and_hms(2026, 5, 16, 0, 0, 0).unwrap(),
};
let json = serde_json::to_string(&inv).unwrap();
let back: HwInventory = serde_json::from_str(&json).unwrap();
assert_eq!(back.disks.len(), 1);
assert_eq!(back.disks[0].device_id, "C:");
assert_eq!(back.cpu_cores, 12);
assert_eq!(back.ram_bytes, inv.ram_bytes);
}
}