@jrc03c/js-math-tools/src/assert.test.mjs

some math tools for JS

import { assert } from "./assert.mjs"
import { expect, test } from "@jrc03c/fake-jest"

test("asserts a true statement", () => {
  expect(assert(true, "Yay!")).toBe(undefined)
})

test("throws an error when asserting a false statement", () => {
  expect(() => {
    assert(false, "Uh-oh!")
  }).toThrow()
})