From 77118c5d431b447bc803c0fb23154c85e9819f85 Mon Sep 17 00:00:00 2001
From: sigil-03 <sigil@glyphs.tech>
Date: Sun, 25 May 2025 10:41:51 -0600
Subject: [PATCH] SimpleGraph: add new_vertex

---
 src/test.rs | 33 ++++++++++++++++++++-------------
 1 file changed, 20 insertions(+), 13 deletions(-)

diff --git a/src/test.rs b/src/test.rs
index a90d98f..2babfde 100644
--- a/src/test.rs
+++ b/src/test.rs
@@ -31,7 +31,14 @@ struct SimpleGraph {
     edges: Vec<SimpleEdge>,
 }
 
-impl SimpleGraph {}
+impl SimpleGraph {
+    pub fn new_vertex(&mut self) -> <SimpleVertex as Vertex>::HANDLE {
+        let id = self.vertices.len();
+        let v = SimpleVertex { id: id.clone() };
+        self.vertices.push(v);
+        id
+    }
+}
 
 impl<'a> Graph<SimpleVertex, SimpleEdge> for SimpleGraph {
     fn connect(&mut self, vertex_1: usize, vertex_2: usize) -> usize {
@@ -61,32 +68,32 @@ impl<'a> Graph<SimpleVertex, SimpleEdge> for SimpleGraph {
 
 #[test]
 fn simple_connect() {
-    let v1 = SimpleVertex { id: 0 };
-    let v2 = SimpleVertex { id: 1 };
     let mut g = SimpleGraph {
-        vertices: vec![v1, v2],
+        vertices: Vec::new(),
         edges: Vec::new(),
     };
-    let _e = g.connect(0, 1);
+    let h1 = g.new_vertex();
+    let h2 = g.new_vertex();
+    let _e = g.connect(h1, h2);
     assert_eq!(g.edges.len(), 1);
     assert_eq!(g.edges[0].id, 0);
-    assert_eq!(g.edges[0].v1, 0);
-    assert_eq!(g.edges[0].v2, 1);
+    assert_eq!(g.edges[0].v1, h1);
+    assert_eq!(g.edges[0].v2, h2);
 }
 
 #[test]
 fn simple_disconnect() {
-    let v1 = SimpleVertex { id: 0 };
-    let v2 = SimpleVertex { id: 1 };
     let mut g = SimpleGraph {
-        vertices: vec![v1, v2],
+        vertices: Vec::new(),
         edges: Vec::new(),
     };
-    let e = g.connect(0, 1);
+    let h1 = g.new_vertex();
+    let h2 = g.new_vertex();
+    let e = g.connect(h1, h2);
     assert_eq!(g.edges.len(), 1);
     assert_eq!(g.edges[0].id, 0);
-    assert_eq!(g.edges[0].v1, 0);
-    assert_eq!(g.edges[0].v2, 1);
+    assert_eq!(g.edges[0].v1, h1);
+    assert_eq!(g.edges[0].v2, h2);
 
     g.disconnect(e);
     assert_eq!(g.edges.len(), 0);