test: add bigintHelpers.spec.ts

src/utils/bigintHelpers.spec.ts

@@ -0,0 +1,16 @@
+import { describe, it, expect } from "vitest"
+import { max, sum } from "./bigintHelpers"
+
+describe("bigintHelpers", () => {
+  describe("sum", () => {
+    it("should return the sum of an array of bigints", () => {
+      expect(sum([1n, 2n, 3n])).toBe(6n)
+    })
+  })
+
+  describe("max", () => {
+    it("should return the max of an array of bigints", () => {
+      expect(max([1n, 2n, 3n])).toBe(3n)
+    })
+  })
+})