import "mocha"; import { expect } from "chai"; import { is, nonVoidComps, nonVoidPrims, voids } from "../helpers"; describe('Thunk "is._nonVoid"', () => { it('recognizes all values, except "null" and "undefined"', () => { const valid = [ ...nonVoidComps, ...nonVoidPrims ]; for (const value of valid) expect(is._nonVoid(value)).to.be.true; for (const value of voids) expect(is._nonVoid(value)).to.be.false; }); });