test: add uuid limits test

Release-As: 1.0.0

Author: peterhirn

src/index.test.ts

@@ -1,4 +1,5 @@
 import fc from "fast-check";
+import { MAX as MAX_UUID, NIL as NIL_UUID } from "uuid";
 import { describe, expect, test } from "vitest";
 
 import { fromIfcGuid, fromIfcGuidArray, toIfcGuid, toIfcGuidArray } from "./index.js";
@@ -40,6 +41,16 @@ describe("ifc guid", () => {
     expect(fromIfcGuid(ifc)).toEqual(uuid);
   });
 
+  test("uuid limits", () => {
+    const nil = "0000000000000000000000";
+    expect(toIfcGuid(NIL_UUID)).toEqual(nil);
+    expect(fromIfcGuid(nil)).toEqual(NIL_UUID);
+
+    const max = "3$$$$$$$$$$$$$$$$$$$$$";
+    expect(toIfcGuid(MAX_UUID)).toEqual(max);
+    expect(fromIfcGuid(max)).toEqual(MAX_UUID);
+  });
+
   test("invalid length", () => {
     const tooLong = "01bhO9fsz_RxNh9a_y9jls_";
     expect(() => fromIfcGuid(tooLong)).toThrowError("Invalid IFC-GUID length (23)");