w3nl / array-helpers

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

const getTestCases = [

    {

        description: 'Key is missing, no defaultValue provided',

        arr: {},

        key: 'pizza',

        expectedValue: undefined,

    },

    {

        description: 'Key is missing, a defaultValue is provided',

        arr: {},

        key: 'pizza',

        defaultValue: 'margherita',

        expectedValue: 'margherita',

    },

    {

        description: 'Nested key',

        arr: {

            turtles: ['Donatello', 'Michelangelo', 'Raphael', 'Leonardo'],

            food: ['Pizza'],

            mice: ['Splinter'],

        },

        key: 'turtles.0',

        expectedValue: 'Donatello',

    },

];

describe.each(getTestCases)(

    'Test Arr.Get',

    ({ description, arr, key, defaultValue, expectedValue }) => {

        it(description, () => {

            const a = new Arr(arr);

            expect(a.getByKey(key, defaultValue)).toEqual(expectedValue);

        });

    }

);