function insertDashes(arr) {
    // write code here
    var wordArr = arr.split(" ");
    var dashedArr = [];
    console.log("WA: "+wordArr);
    for(let i =0; i<wordArr.length;i++){
        dashedArr.push(wordArr[i].split("").join("-"));
        if(i< wordArr.length-1){
            dashedArr.push(" ");
        };
    };
    return dashedArr.join("");
}



/**
* Test Suite 
*/
describe('insertDashes()', () => {
    it('insert dashes in between chars', () => {
        // arrange
        const value = "aba caba";
        
        // act
        const result = insertDashes(value);

        // log
        console.log("result: ", result);
        
        // assert
        expect(result).toBe("a-b-a c-a-b-a");
    });
});