Remove NodeSlot.pos when serializing WidgetInputSlot (#570)

test/NodeSlot.test.ts

@@ -0,0 +1,49 @@
+import { describe, it, expect } from "vitest"
+import { serializeSlot } from "@/NodeSlot"
+import { INodeInputSlot, INodeOutputSlot } from "@/interfaces"
+
+describe("NodeSlot", () => {
+  describe("serializeSlot", () => {
+    it("removes _data from serialized slot", () => {
+      const slot: INodeOutputSlot = {
+        _data: "test data",
+        name: "test-id",
+        type: "STRING",
+        links: [],
+      }
+      const serialized = serializeSlot(slot)
+      expect(serialized).not.toHaveProperty("_data")
+    })
+
+    it("removes pos from widget input slots", () => {
+      const widgetInputSlot: INodeInputSlot = {
+        name: "test-id",
+        pos: [10, 20],
+        type: "STRING",
+        link: null,
+        widget: {
+          name: "test-widget",
+          type: "combo",
+          value: "test-value-1",
+          options: {
+            values: ["test-value-1", "test-value-2"],
+          },
+        },
+      }
+
+      const serialized = serializeSlot(widgetInputSlot)
+      expect(serialized).not.toHaveProperty("pos")
+    })
+
+    it("preserves pos for non-widget input slots", () => {
+      const normalSlot: INodeInputSlot = {
+        name: "test-id",
+        type: "STRING",
+        pos: [10, 20],
+        link: null,
+      }
+      const serialized = serializeSlot(normalSlot)
+      expect(serialized).toHaveProperty("pos")
+    })
+  })
+})