34 lines
1.8 KiB
TypeScript
34 lines
1.8 KiB
TypeScript
import assert from "node:assert/strict";
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import test from "node:test";
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import type { DiagramIRV2 } from "../../model/diagram-ir.js";
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import { relabelDiagram } from "./relabel.js";
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const IR: DiagramIRV2 = {
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version: 2,
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title: "Original",
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pages: [{ id: "p", title: "Page", layout: { type: "manual" }, nodes: [
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{ id: "a", label: "A", style: "shape=hexagon;", geometry: { x: 10, y: 20, width: 100, height: 60 } },
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{ id: "b", label: "B", style: "shape=ellipse;", geometry: { x: 200, y: 20, width: 100, height: 60 } },
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], edges: [{ id: "flow", source: "a", target: "b", label: "old", style: "dashed=1;", waypoints: [{ x: 150, y: 50 }] }] }],
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};
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test("complete relabel changes only labels while preserving IDs, topology, layout, and style", () => {
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const snapshot = structuredClone(IR);
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const result = relabelDiagram(IR, { mode: "complete", labels: { "p/a": "Alpha", "p/b": "Beta", "p/flow": "new" } });
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assert.deepEqual(result.pages[0].nodes.map(({ id, label }) => ({ id, label })), [{ id: "a", label: "Alpha" }, { id: "b", label: "Beta" }]);
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assert.equal(result.pages[0].edges[0].label, "new");
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const restored = structuredClone(result);
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restored.pages[0].nodes[0].label = "A";
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restored.pages[0].nodes[1].label = "B";
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restored.pages[0].edges[0].label = "old";
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assert.deepEqual(restored, IR);
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assert.deepEqual(IR, snapshot);
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});
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test("relabel requires a complete exact explicit map", () => {
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assert.throws(() => relabelDiagram(IR, { mode: "complete", labels: { "p/a": "Alpha" } }), /missing.*p\/b.*p\/flow/i);
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assert.throws(() => relabelDiagram(IR, { mode: "complete", labels: { "p/a": "Alpha", "p/b": "Beta", "p/flow": "new", extra: "no" } }), /unknown.*extra/i);
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assert.throws(() => relabelDiagram(IR, { mode: "complete", labels: { "p/a": "", "p/b": "Beta", "p/flow": "new" } }), /non-empty/i);
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});
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