const sumAll = require('./sumAll') describe('sumAll', () => { test('sums numbers within the range', () => { expect(sumAll(1, 4)).toEqual(10); }); test.skip('works with large numbers', () => { expect(sumAll(1, 4000)).toEqual(8002000); }); test.skip('works with larger number first', () => { expect(sumAll(123, 1)).toEqual(7626); }); test.skip('returns ERROR with negative numbers', () => { expect(sumAll(-10, 4)).toEqual('ERROR'); }); test.skip('returns ERROR with non-number parameters', () => { expect(sumAll(10, "90")).toEqual('ERROR'); }); test.skip('returns ERROR with non-number parameters', () => { expect(sumAll(10, [90, 1])).toEqual('ERROR'); }); });