w3nl / array-helpers

import { Arr } from '../src/helpers';

const a = new Arr();

const expectedResults = {

    test1: ['John', 'Peter'],

    test2: ['John', 'Peter', 'Luke', 'Paul'],

    test3: ['John', 'Peter', 'Luke', 'Paul'],

};

describe('Push if not exists', () => {

    describe('Test 1', () => {

        it('Should be return 2 item in the array.', () => {

            a.pushMultipleIfNotExists(['John', 'Peter']);

            expect(expectedResults.test1).toEqual(a);

        });

    });

    describe('Test 2', () => {

        it('Should be return 4 item in the array.', () => {

            a.pushMultipleIfNotExists(['Luke', 'Paul']);

            expect(expectedResults.test2).toEqual(a);

        });

    });

    describe('Test 3', () => {

        it('Should be return 4 item in the array.', () => {

            a.pushMultipleIfNotExists(['John', 'Peter']);

            expect(expectedResults.test3).toEqual(a);

        });

    });

});