function sortByLength(strs) {
    let sorted = [];
    while(strs.length > 0)
    {
        let number = 0;
        for(i = 0; i < strs.length; i++)
        {
            if(strs[number].length > strs[i].length)
            {
                number = i;
            }
        }
        
        sorted.push(strs[number])
        strs.splice(number,1);
    }
    return sorted;
}



/**
* Test Suite 
*/
describe('sortByLength()', () => {
    it('sorts the strings from shortest to longest', () => {
        // arrange
        const strs = ["abc", "", "aaa", "a", "zz"];
        
        // act
        const result = sortByLength(strs);

        // log
        console.log("result: ", result);
        
        // assert
        expect(result).toEqual(["", "a", "zz", "abc", "aaa"]);
    });
});