import { describe, expect, it } from '@jest/globals';

import { eEqual } from '../../../src/basic/expansion/e-equal.js';
import { eIsUnit } from '../../../src/basic/expansion/e-is-unit.js';


describe('eIsUnit', function() {
    it('should correctly report some polynomials as being the unit polynomial', 
    function() {
        let p1: number[][] = [];
        let p2 = [[1]];
        let p3 = [[4],[3],[2],[1]];
        expect(!eIsUnit(p1)).toEqual(true);
        expect(eIsUnit(p2)).toEqual(true);
        expect(!eIsUnit(p3)).toEqual(true);
    });
});