function chunkyMonkey(values, size) {
    let resultArray = [];
    let position = 0;
    for  (i=0; i < values.length; i++) {
        resultArray.push(values.slice(position, position + size));
        position += size;
        if (position >= values.length) { break }
    }
    return resultArray
}



/**
* Test Suite 
*/
describe('chunkyMonkey()', () => {
    it('returns largest positive integer possible for digit count', () => {
        // arrange
        const values = ["a", "b", "c", "d", "1", "2", "3", "4"];
        const size = 2;
        
        // act
        const result = chunkyMonkey(values, size);

        // log
        console.log("result: ", result);
        
        // assert
        expect(result).toEqual([["a", "b"], ["c", "d"], ["1", "2"], ["3", "4"]]);
    });
});