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use std::sync::Arc;
use udevrs::{Error, Result, Udev, UdevHwdb};
mod common;
//#[test]
fn parse_hwdb() -> Result<()> {
common::init();
std::env::set_var("UDEV_HWDB_BIN", "./hwdb.bin");
let udev = Arc::new(Udev::new());
let mut hwdb = UdevHwdb::new(udev)?;
// vendor
let root_hub = hwdb
.query("usb:v1D6B")
.ok_or(Error::UdevHwdb(
"no matching entry found for usb:v1D6B".into(),
))?
.iter()
.find(|e| e.name() == "ID_VENDOR_FROM_DATABASE")
.map(|e| (e.value()));
assert_eq!(root_hub, Some("Linux Foundation"));
// pci in example
let pci = hwdb
.query("pci:v00008086d00001C2D*")
.ok_or(Error::UdevHwdb(
"no matching entry found for pci:v00008086d00001C2D".into(),
))?
.iter()
.find(|e| e.name() == "ID_VENDOR_FROM_DATABASE")
.map(|e| (e.value()));
assert_eq!(pci, Some("Intel Corporation"));
// vendor and product
let root_hub_30 = hwdb
.query("usb:v1D6Bp0003")
.ok_or(Error::UdevHwdb(
"no matching entry found for usb:v1D6Bp0003".into(),
))?
.iter()
.find(|e| e.name() == "ID_MODEL_FROM_DATABASE")
.map(|e| (e.value()));
assert_eq!(root_hub_30, Some("3.0 root hub"));
// class
let hid = hwdb
.query("usb:v*p*d*dc03*")
.ok_or(Error::UdevHwdb(
"no matching entry found for usb:v*p*d*dc03*".into(),
))?
.iter()
.find(|e| e.name() == "ID_USB_CLASS_FROM_DATABASE")
.map(|e| (e.value()));
assert_eq!(hid, Some("Human Interface Device"));
// specific class, subclass and protocol
let query = hwdb
.query("usb:v*p*d*dc03dsc01dp01dp01")
.ok_or(Error::UdevHwdb(
"no matching entry found for usb:v*p*d*dc03*dsc01".into(),
))?;
let subclass = query
.iter()
.find(|e| e.name() == "ID_USB_SUBCLASS_FROM_DATABASE")
.map(|e| (e.value()));
let protocol = query
.iter()
.find(|e| e.name() == "ID_USB_PROTOCOL_FROM_DATABASE")
.map(|e| (e.value()));
assert_eq!(subclass, Some("Boot Interface Subclass"));
assert_eq!(protocol, Some("Keyboard"));
// class, subclass and protocol wildcard at end
let at = hwdb
.query("usb:v*p*d*dc02dsc02dp05*")
.ok_or(Error::UdevHwdb(
"no matching entry found for usb:v*p*d*dc02dsc02dp05*".into(),
))?
.iter()
.find(|e| e.name() == "ID_USB_PROTOCOL_FROM_DATABASE")
.map(|e| (e.value()));
assert_eq!(at, Some("AT-commands (3G)"));
Ok(())
}
#[test]
fn invalid_queries() -> Result<()> {
common::init();
std::env::set_var("UDEV_HWDB_BIN", "./hwdb.bin");
let udev = Arc::new(Udev::new());
let mut hwdb = UdevHwdb::new(udev)?;
let query = hwdb.query("");
assert!(query.is_none());
let query = hwdb.query("*x*");
assert!(query.is_none());
let query = hwdb.query("null:v1D6B");
assert!(query.is_none());
Ok(())
}
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