topola/tests/0603_breakout.rs

65 lines
1.8 KiB
Rust

use petgraph::{
unionfind::UnionFind,
visit::{EdgeRef, IntoEdgeReferences, NodeIndexable},
};
use std::{
fs::File,
sync::{Arc, Mutex},
};
use topola::{
autorouter::{invoker::Invoker, Autorouter},
dsn::design::DsnDesign,
graph::GetNodeIndex,
router::EmptyRouterObserver,
triangulation::GetVertexIndex,
};
#[test]
fn test() {
let design = DsnDesign::load_from_file("tests/data/0603_breakout/0603_breakout.dsn").unwrap();
let layout_arc_mutex = Arc::new(Mutex::new(design.make_layout()));
let mut invoker = Invoker::new(Autorouter::new(layout_arc_mutex.clone()).unwrap());
let file = File::open("tests/data/0603_breakout/autoroute_all.cmd").unwrap();
invoker.replay(serde_json::from_reader(file).unwrap());
let layout = layout_arc_mutex.lock().unwrap();
let mut unionfind = UnionFind::new(layout.drawing().geometry().graph().node_bound());
for edge in layout.drawing().geometry().graph().edge_references() {
unionfind.union(edge.source(), edge.target());
}
assert_eq!(
invoker
.autorouter()
.ratsnest()
.graph()
.edge_indices()
.collect::<Vec<_>>()
.len(),
2
);
for ratline in invoker.autorouter().ratsnest().graph().edge_references() {
let from_index = invoker
.autorouter()
.ratsnest()
.graph()
.node_weight(ratline.source())
.unwrap()
.vertex_index()
.node_index();
let to_index = invoker
.autorouter()
.ratsnest()
.graph()
.node_weight(ratline.target())
.unwrap()
.vertex_index()
.node_index();
assert!(unionfind.equiv(from_index, to_index));
}
}