Update litegraph to 0.7.26

package.json

@@ -46,7 +46,7 @@
     "zip-dir": "^2.0.0"
   },
   "dependencies": {
-    "@comfyorg/litegraph": "^0.7.25",
+    "@comfyorg/litegraph": "^0.7.26",
     "@primevue/themes": "^4.0.0-rc.2",
     "@vitejs/plugin-vue": "^5.0.5",
     "dotenv": "^16.4.5",

tests-ui/tests/litegraph.test.ts

@@ -0,0 +1,40 @@
+import { LiteGraph } from "@comfyorg/litegraph";
+import { LGraph } from "@comfyorg/litegraph";
+import { LGraphNode } from "@comfyorg/litegraph";
+
+function swapNodes(nodes: LGraphNode[]) {
+  const firstNode = nodes[0];
+  const lastNode = nodes[nodes.length - 1];
+  nodes[0] = lastNode;
+  nodes[nodes.length - 1] = firstNode;
+  return nodes;
+}
+
+function createGraph(...nodes: LGraphNode[]) {
+  const graph = new LGraph();
+  nodes.forEach((node) => graph.add(node));
+  return graph;
+}
+
+class DummyNode extends LGraphNode {
+  constructor() {
+    super();
+  }
+}
+
+describe("LGraph", () => {
+  it("should serialize deterministic node order", async () => {
+    LiteGraph.registerNodeType("dummy", DummyNode);
+    const node1 = new DummyNode();
+    const node2 = new DummyNode();
+    const graph = createGraph(node1, node2);
+
+    const result1 = graph.serialize();
+    expect(result1.nodes).not.toHaveLength(0);
+    // @ts-ignore
+    graph._nodes = swapNodes(graph._nodes);
+    const result2 = graph.serialize();
+
+    expect(result1).toEqual(result2);
+  });
+});