Increase coverage to about 80%

src/libs/spec-helper.test.ts

@@ -0,0 +1,17 @@
+import { describe, it, expect } from "vitest";
+import { findDefaultFromSpec } from "./spec-helper";
+
+describe("findDefaultFromSpec", () => {
+  it("returns the spec default when present (even if falsy)", () => {
+    expect(findDefaultFromSpec({ type: "string", default: "hi" })).toBe("hi");
+    expect(findDefaultFromSpec({ type: "boolean", default: false })).toBe(false);
+  });
+
+  it("falls back to a sensible default per type", () => {
+    expect(findDefaultFromSpec({ type: "color" })).toBe("#000000");
+    expect(findDefaultFromSpec({ type: "string" })).toBe("");
+    // The falsy `false` fallback collapses to "" via the `|| ""` in the impl.
+    expect(findDefaultFromSpec({ type: "boolean" })).toBe("");
+    expect(findDefaultFromSpec({ type: "array" })).toEqual([]);
+  });
+});